./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--atheros--atl1e--atl1e.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--atheros--atl1e--atl1e.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7e5652ce767ff2e1bcbd3f583f8e33ee2c54a0e67349cc7d1c1f8d74e875d01c --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 17:24:50,042 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 17:24:50,045 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 17:24:50,077 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 17:24:50,078 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 17:24:50,082 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 17:24:50,085 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 17:24:50,090 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 17:24:50,092 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 17:24:50,099 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 17:24:50,102 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 17:24:50,104 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 17:24:50,105 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 17:24:50,111 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 17:24:50,113 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 17:24:50,116 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 17:24:50,118 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 17:24:50,119 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 17:24:50,121 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 17:24:50,129 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 17:24:50,132 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 17:24:50,133 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 17:24:50,135 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 17:24:50,136 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 17:24:50,140 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 17:24:50,140 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 17:24:50,141 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 17:24:50,142 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 17:24:50,142 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 17:24:50,144 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 17:24:50,144 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 17:24:50,145 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 17:24:50,146 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 17:24:50,147 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 17:24:50,149 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 17:24:50,149 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 17:24:50,150 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 17:24:50,150 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 17:24:50,151 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 17:24:50,152 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 17:24:50,153 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 17:24:50,154 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-25 17:24:50,180 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 17:24:50,180 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 17:24:50,181 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 17:24:50,181 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 17:24:50,183 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 17:24:50,183 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 17:24:50,184 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 17:24:50,184 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 17:24:50,184 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 17:24:50,185 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 17:24:50,186 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 17:24:50,186 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 17:24:50,187 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 17:24:50,187 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 17:24:50,187 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 17:24:50,188 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 17:24:50,188 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 17:24:50,188 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 17:24:50,189 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 17:24:50,189 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 17:24:50,189 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 17:24:50,190 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:24:50,190 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 17:24:50,190 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 17:24:50,191 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 17:24:50,191 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 17:24:50,191 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 17:24:50,192 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 17:24:50,192 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 17:24:50,192 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 17:24:50,193 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 17:24:50,193 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_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e5652ce767ff2e1bcbd3f583f8e33ee2c54a0e67349cc7d1c1f8d74e875d01c [2022-11-25 17:24:50,514 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 17:24:50,549 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 17:24:50,552 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 17:24:50,554 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 17:24:50,555 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 17:24:50,556 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--atheros--atl1e--atl1e.ko-entry_point.cil.out.i [2022-11-25 17:24:54,054 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 17:24:55,032 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 17:24:55,033 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--atheros--atl1e--atl1e.ko-entry_point.cil.out.i [2022-11-25 17:24:55,094 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/data/0e21abb56/c399002ce3e24577812efd9944078571/FLAGf7306a7b3 [2022-11-25 17:24:55,115 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/data/0e21abb56/c399002ce3e24577812efd9944078571 [2022-11-25 17:24:55,118 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 17:24:55,120 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 17:24:55,122 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 17:24:55,122 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 17:24:55,127 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 17:24:55,128 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:24:55" (1/1) ... [2022-11-25 17:24:55,129 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@772297e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:24:55, skipping insertion in model container [2022-11-25 17:24:55,130 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:24:55" (1/1) ... [2022-11-25 17:24:55,140 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 17:24:55,342 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 17:24:56,505 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 17:24:56,586 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-25 17:24:56,606 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-25 17:24:56,624 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 17:24:57,038 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-11-25 17:24:57,111 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_word [2022-11-25 17:24:57,120 WARN L623 FunctionHandler]: Unknown extern function pci_bus_write_config_word [2022-11-25 17:24:57,128 WARN L623 FunctionHandler]: Unknown extern function pci_bus_write_config_dword [2022-11-25 17:24:57,190 WARN L623 FunctionHandler]: Unknown extern function __pci_enable_wake [2022-11-25 17:24:57,292 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-25 17:24:57,303 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-25 17:24:57,304 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-11-25 17:24:57,317 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-11-25 17:24:57,330 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-11-25 17:24:57,349 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-11-25 17:24:57,358 WARN L623 FunctionHandler]: Unknown extern function debug_dma_mapping_error [2022-11-25 17:24:57,386 WARN L623 FunctionHandler]: Unknown extern function dma_supported [2022-11-25 17:24:57,408 WARN L623 FunctionHandler]: Unknown extern function dma_free_attrs [2022-11-25 17:24:57,457 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-11-25 17:24:57,667 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 17:24:57,675 WARN L623 FunctionHandler]: Unknown extern function ___pskb_trim [2022-11-25 17:24:57,830 WARN L623 FunctionHandler]: Unknown extern function netif_tx_wake_queue [2022-11-25 17:24:57,879 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_irq [2022-11-25 17:24:57,884 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_any [2022-11-25 17:24:57,897 WARN L623 FunctionHandler]: Unknown extern function netif_receive_skb_sk [2022-11-25 17:24:58,176 WARN L623 FunctionHandler]: Unknown extern function synchronize_irq [2022-11-25 17:24:58,191 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 17:24:58,192 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:24:58,210 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 17:24:58,212 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 17:24:58,214 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-11-25 17:24:58,230 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 17:24:58,276 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 17:24:58,293 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 17:24:58,304 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 17:24:58,337 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-11-25 17:24:58,338 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:24:58,364 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 17:24:58,382 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:24:58,402 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:24:58,403 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 17:24:58,404 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 17:24:58,443 WARN L623 FunctionHandler]: Unknown extern function __rwlock_init [2022-11-25 17:24:58,462 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:24:58,471 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:24:58,479 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:24:58,540 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:24:58,587 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:24:58,588 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:24:58,591 WARN L623 FunctionHandler]: Unknown extern function __napi_schedule [2022-11-25 17:24:58,629 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:24:58,633 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:24:58,636 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 17:24:58,636 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-11-25 17:24:58,640 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 17:24:58,652 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:24:58,659 WARN L623 FunctionHandler]: Unknown extern function disable_irq [2022-11-25 17:24:58,660 WARN L623 FunctionHandler]: Unknown extern function enable_irq [2022-11-25 17:24:58,709 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-11-25 17:24:58,713 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:24:58,779 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 17:24:58,783 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 17:24:58,786 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:24:58,786 WARN L623 FunctionHandler]: Unknown extern function napi_disable [2022-11-25 17:24:58,786 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 17:24:58,803 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 17:24:58,813 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 17:24:58,814 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-11-25 17:24:58,815 WARN L623 FunctionHandler]: Unknown extern function pci_save_state [2022-11-25 17:24:58,818 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 17:24:58,819 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:24:58,822 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 17:24:58,824 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 17:24:58,827 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 17:24:58,828 WARN L623 FunctionHandler]: Unknown extern function pci_choose_state [2022-11-25 17:24:58,830 WARN L623 FunctionHandler]: Unknown extern function pci_choose_state [2022-11-25 17:24:58,830 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 17:24:58,831 WARN L623 FunctionHandler]: Unknown extern function pci_choose_state [2022-11-25 17:24:58,831 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-11-25 17:24:58,839 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-11-25 17:24:58,840 WARN L623 FunctionHandler]: Unknown extern function pci_restore_state [2022-11-25 17:24:58,840 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-25 17:24:58,840 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:24:58,841 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-25 17:24:58,843 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-11-25 17:24:58,866 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-25 17:24:58,867 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:24:58,867 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:24:58,868 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:24:58,869 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-11-25 17:24:58,869 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:24:58,870 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-25 17:24:58,870 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-11-25 17:24:58,871 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:24:58,872 WARN L623 FunctionHandler]: Unknown extern function pci_iomap [2022-11-25 17:24:58,873 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:24:58,874 WARN L623 FunctionHandler]: Unknown extern function netif_napi_add [2022-11-25 17:24:58,875 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:24:58,876 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:24:58,878 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 17:24:58,879 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 17:24:58,880 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 17:24:58,880 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 17:24:58,881 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 17:24:58,882 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:24:58,882 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 17:24:58,883 WARN L623 FunctionHandler]: Unknown extern function pci_iounmap [2022-11-25 17:24:58,883 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-25 17:24:58,884 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 17:24:58,891 WARN L623 FunctionHandler]: Unknown extern function pci_iounmap [2022-11-25 17:24:58,892 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-25 17:24:58,892 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 17:24:58,900 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-11-25 17:24:58,901 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 17:24:58,909 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-25 17:24:58,910 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:24:58,911 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-25 17:24:58,919 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:24:58,919 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-11-25 17:24:59,015 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-11-25 17:24:59,019 WARN L623 FunctionHandler]: Unknown extern function ldv_suspend_late_6 [2022-11-25 17:24:59,020 WARN L623 FunctionHandler]: Unknown extern function ldv_resume_early_6 [2022-11-25 17:24:59,020 WARN L623 FunctionHandler]: Unknown extern function ldv_resume_early_6 [2022-11-25 17:24:59,022 WARN L623 FunctionHandler]: Unknown extern function ldv_suspend_7 [2022-11-25 17:24:59,023 WARN L623 FunctionHandler]: Unknown extern function ldv_release_7 [2022-11-25 17:24:59,023 WARN L623 FunctionHandler]: Unknown extern function ldv_release_7 [2022-11-25 17:24:59,024 WARN L623 FunctionHandler]: Unknown extern function ldv_probe_7 [2022-11-25 17:24:59,026 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-11-25 17:24:59,026 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-11-25 17:24:59,027 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-11-25 17:24:59,031 WARN L623 FunctionHandler]: Unknown extern function ldv_ndo_init_8 [2022-11-25 17:24:59,032 WARN L623 FunctionHandler]: Unknown extern function ldv_ndo_uninit_8 [2022-11-25 17:24:59,034 WARN L623 FunctionHandler]: Unknown extern function ldv_check_final_state [2022-11-25 17:24:59,036 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 17:24:59,037 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-25 17:24:59,038 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 17:24:59,038 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-11-25 17:24:59,039 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-25 17:24:59,043 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 17:24:59,043 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-11-25 17:24:59,044 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-11-25 17:24:59,045 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-25 17:24:59,046 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-11-25 17:24:59,047 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-25 17:24:59,047 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-11-25 17:24:59,048 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-25 17:24:59,048 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-11-25 17:24:59,049 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-11-25 17:24:59,212 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:24:59,215 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:24:59,227 WARN L623 FunctionHandler]: Unknown extern function crc32_le [2022-11-25 17:24:59,232 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 17:24:59,234 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 17:24:59,259 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:24:59,270 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:24:59,270 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:24:59,272 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:24:59,273 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:24:59,344 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:24:59,345 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:24:59,345 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:24:59,347 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 17:24:59,348 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:24:59,352 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:24:59,353 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:24:59,354 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:24:59,359 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 17:24:59,360 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-25 17:24:59,361 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 17:24:59,362 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-11-25 17:24:59,363 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-25 17:24:59,515 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:24:59,569 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:24:59,570 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:24:59,582 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:24:59,589 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 17:24:59,590 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 17:24:59,590 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 17:24:59,591 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 17:24:59,607 WARN L623 FunctionHandler]: Unknown extern function device_set_wakeup_enable [2022-11-25 17:24:59,618 WARN L623 FunctionHandler]: Unknown extern function ethtool_op_get_link [2022-11-25 17:24:59,619 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 17:24:59,620 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-25 17:24:59,620 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 17:24:59,621 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-11-25 17:24:59,621 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-25 17:24:59,727 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 17:24:59,728 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 17:24:59,729 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 17:24:59,730 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 17:24:59,731 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 17:24:59,732 WARN L623 FunctionHandler]: Unknown extern function netdev_notice [2022-11-25 17:24:59,733 WARN L623 FunctionHandler]: Unknown extern function netdev_notice [2022-11-25 17:24:59,737 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 17:24:59,738 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-25 17:24:59,739 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 17:24:59,739 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-11-25 17:24:59,740 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-25 17:24:59,749 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_58acac4e-62e6-4f3f-9882-10e8c99a1a77/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--atheros--atl1e--atl1e.ko-entry_point.cil.out.i[418024,418037] [2022-11-25 17:24:59,793 WARN L623 FunctionHandler]: Unknown extern function ldv_some_page [2022-11-25 17:24:59,835 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 17:24:59,895 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 17:25:00,116 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 17:25:00,118 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-25 17:25:00,119 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-25 17:25:00,121 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 17:25:00,126 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-11-25 17:25:00,128 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_word [2022-11-25 17:25:00,134 WARN L623 FunctionHandler]: Unknown extern function pci_bus_write_config_word [2022-11-25 17:25:00,138 WARN L623 FunctionHandler]: Unknown extern function pci_bus_write_config_dword [2022-11-25 17:25:00,143 WARN L623 FunctionHandler]: Unknown extern function __pci_enable_wake [2022-11-25 17:25:00,150 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-25 17:25:00,151 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-25 17:25:00,151 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-11-25 17:25:00,153 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-11-25 17:25:00,155 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-11-25 17:25:00,158 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-11-25 17:25:00,159 WARN L623 FunctionHandler]: Unknown extern function debug_dma_mapping_error [2022-11-25 17:25:00,160 WARN L623 FunctionHandler]: Unknown extern function dma_supported [2022-11-25 17:25:00,162 WARN L623 FunctionHandler]: Unknown extern function dma_free_attrs [2022-11-25 17:25:00,164 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-11-25 17:25:00,171 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 17:25:00,173 WARN L623 FunctionHandler]: Unknown extern function ___pskb_trim [2022-11-25 17:25:00,182 WARN L623 FunctionHandler]: Unknown extern function netif_tx_wake_queue [2022-11-25 17:25:00,184 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_irq [2022-11-25 17:25:00,184 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_any [2022-11-25 17:25:00,187 WARN L623 FunctionHandler]: Unknown extern function netif_receive_skb_sk [2022-11-25 17:25:00,213 WARN L623 FunctionHandler]: Unknown extern function synchronize_irq [2022-11-25 17:25:00,219 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 17:25:00,219 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:25:00,223 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 17:25:00,225 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 17:25:00,227 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-11-25 17:25:00,229 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 17:25:00,237 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 17:25:00,243 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 17:25:00,247 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 17:25:00,251 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-11-25 17:25:00,252 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:25:00,258 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 17:25:00,260 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:25:00,264 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:25:00,265 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 17:25:00,266 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 17:25:00,275 WARN L623 FunctionHandler]: Unknown extern function __rwlock_init [2022-11-25 17:25:00,279 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:25:00,281 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:25:00,291 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:25:00,310 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:25:00,321 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:25:00,322 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:25:00,324 WARN L623 FunctionHandler]: Unknown extern function __napi_schedule [2022-11-25 17:25:00,331 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:25:00,333 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:25:00,335 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 17:25:00,335 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-11-25 17:25:00,338 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 17:25:00,343 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:25:00,344 WARN L623 FunctionHandler]: Unknown extern function disable_irq [2022-11-25 17:25:00,345 WARN L623 FunctionHandler]: Unknown extern function enable_irq [2022-11-25 17:25:00,352 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-11-25 17:25:00,357 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:25:00,380 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 17:25:00,382 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 17:25:00,384 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:25:00,384 WARN L623 FunctionHandler]: Unknown extern function napi_disable [2022-11-25 17:25:00,385 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 17:25:00,387 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 17:25:00,391 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 17:25:00,392 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-11-25 17:25:00,393 WARN L623 FunctionHandler]: Unknown extern function pci_save_state [2022-11-25 17:25:00,396 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 17:25:00,397 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:25:00,400 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 17:25:00,402 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 17:25:00,404 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 17:25:00,405 WARN L623 FunctionHandler]: Unknown extern function pci_choose_state [2022-11-25 17:25:00,407 WARN L623 FunctionHandler]: Unknown extern function pci_choose_state [2022-11-25 17:25:00,408 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 17:25:00,409 WARN L623 FunctionHandler]: Unknown extern function pci_choose_state [2022-11-25 17:25:00,414 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-11-25 17:25:00,416 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-11-25 17:25:00,416 WARN L623 FunctionHandler]: Unknown extern function pci_restore_state [2022-11-25 17:25:00,417 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-25 17:25:00,417 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:25:00,418 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-25 17:25:00,419 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-11-25 17:25:00,430 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-25 17:25:00,430 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:00,431 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:00,438 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:00,438 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-11-25 17:25:00,439 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:00,439 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-25 17:25:00,440 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-11-25 17:25:00,440 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:25:00,449 WARN L623 FunctionHandler]: Unknown extern function pci_iomap [2022-11-25 17:25:00,450 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:25:00,467 WARN L623 FunctionHandler]: Unknown extern function netif_napi_add [2022-11-25 17:25:00,467 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:25:00,468 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:25:00,470 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 17:25:00,471 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 17:25:00,471 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 17:25:00,472 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 17:25:00,472 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 17:25:00,473 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:25:00,473 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 17:25:00,473 WARN L623 FunctionHandler]: Unknown extern function pci_iounmap [2022-11-25 17:25:00,512 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-25 17:25:00,512 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 17:25:00,513 WARN L623 FunctionHandler]: Unknown extern function pci_iounmap [2022-11-25 17:25:00,513 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-25 17:25:00,513 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 17:25:00,514 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-11-25 17:25:00,514 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 17:25:00,515 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-25 17:25:00,515 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:25:00,516 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-25 17:25:00,518 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:25:00,518 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-11-25 17:25:00,535 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-11-25 17:25:00,538 WARN L623 FunctionHandler]: Unknown extern function ldv_suspend_late_6 [2022-11-25 17:25:00,539 WARN L623 FunctionHandler]: Unknown extern function ldv_resume_early_6 [2022-11-25 17:25:00,539 WARN L623 FunctionHandler]: Unknown extern function ldv_resume_early_6 [2022-11-25 17:25:00,542 WARN L623 FunctionHandler]: Unknown extern function ldv_suspend_7 [2022-11-25 17:25:00,542 WARN L623 FunctionHandler]: Unknown extern function ldv_release_7 [2022-11-25 17:25:00,543 WARN L623 FunctionHandler]: Unknown extern function ldv_release_7 [2022-11-25 17:25:00,543 WARN L623 FunctionHandler]: Unknown extern function ldv_probe_7 [2022-11-25 17:25:00,544 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-11-25 17:25:00,545 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-11-25 17:25:00,545 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-11-25 17:25:00,548 WARN L623 FunctionHandler]: Unknown extern function ldv_ndo_init_8 [2022-11-25 17:25:00,549 WARN L623 FunctionHandler]: Unknown extern function ldv_ndo_uninit_8 [2022-11-25 17:25:00,550 WARN L623 FunctionHandler]: Unknown extern function ldv_check_final_state [2022-11-25 17:25:00,553 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 17:25:00,554 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-25 17:25:00,555 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 17:25:00,555 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-11-25 17:25:00,555 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-25 17:25:00,558 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 17:25:00,559 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-11-25 17:25:00,559 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-11-25 17:25:00,560 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-25 17:25:00,561 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-11-25 17:25:00,561 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-25 17:25:00,562 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-11-25 17:25:00,562 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-25 17:25:00,563 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-11-25 17:25:00,563 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-11-25 17:25:00,568 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:25:00,570 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:25:00,572 WARN L623 FunctionHandler]: Unknown extern function crc32_le [2022-11-25 17:25:00,575 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 17:25:00,576 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 17:25:00,585 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:25:00,586 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:25:00,586 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:25:00,592 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:25:00,593 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:25:00,594 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:25:00,595 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:25:00,595 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:25:00,597 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 17:25:00,598 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:25:00,604 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:25:00,605 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:25:00,610 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:25:00,613 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 17:25:00,614 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-25 17:25:00,614 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 17:25:00,615 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-11-25 17:25:00,615 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-25 17:25:00,621 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:25:00,639 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:25:00,640 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:25:00,643 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:25:00,644 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 17:25:00,644 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 17:25:00,645 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 17:25:00,645 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 17:25:00,653 WARN L623 FunctionHandler]: Unknown extern function device_set_wakeup_enable [2022-11-25 17:25:00,658 WARN L623 FunctionHandler]: Unknown extern function ethtool_op_get_link [2022-11-25 17:25:00,659 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 17:25:00,659 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-25 17:25:00,660 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 17:25:00,661 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-11-25 17:25:00,661 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-25 17:25:00,676 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 17:25:00,677 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 17:25:00,678 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 17:25:00,679 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 17:25:00,682 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 17:25:00,683 WARN L623 FunctionHandler]: Unknown extern function netdev_notice [2022-11-25 17:25:00,684 WARN L623 FunctionHandler]: Unknown extern function netdev_notice [2022-11-25 17:25:00,696 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 17:25:00,697 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-25 17:25:00,697 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 17:25:00,698 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-11-25 17:25:00,699 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-25 17:25:00,701 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_58acac4e-62e6-4f3f-9882-10e8c99a1a77/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--atheros--atl1e--atl1e.ko-entry_point.cil.out.i[418024,418037] [2022-11-25 17:25:00,703 WARN L623 FunctionHandler]: Unknown extern function ldv_some_page [2022-11-25 17:25:00,713 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 17:25:01,052 INFO L208 MainTranslator]: Completed translation [2022-11-25 17:25:01,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:01 WrapperNode [2022-11-25 17:25:01,053 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 17:25:01,054 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 17:25:01,054 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 17:25:01,055 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 17:25:01,064 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:01" (1/1) ... [2022-11-25 17:25:01,253 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:01" (1/1) ... [2022-11-25 17:25:01,569 INFO L138 Inliner]: procedures = 464, calls = 3161, calls flagged for inlining = 208, calls inlined = 193, statements flattened = 7459 [2022-11-25 17:25:01,570 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 17:25:01,571 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 17:25:01,571 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 17:25:01,571 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 17:25:01,591 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:01" (1/1) ... [2022-11-25 17:25:01,593 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:01" (1/1) ... [2022-11-25 17:25:01,676 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:01" (1/1) ... [2022-11-25 17:25:01,677 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:01" (1/1) ... [2022-11-25 17:25:01,973 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:01" (1/1) ... [2022-11-25 17:25:02,006 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:01" (1/1) ... [2022-11-25 17:25:02,050 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:01" (1/1) ... [2022-11-25 17:25:02,074 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:01" (1/1) ... [2022-11-25 17:25:02,135 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 17:25:02,136 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 17:25:02,136 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 17:25:02,137 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 17:25:02,138 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:01" (1/1) ... [2022-11-25 17:25:02,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:25:02,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:25:02,175 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 17:25:02,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 17:25:02,232 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-25 17:25:02,233 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-25 17:25:02,233 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-25 17:25:02,233 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-25 17:25:02,233 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_read_phy_reg [2022-11-25 17:25:02,234 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_read_phy_reg [2022-11-25 17:25:02,234 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-25 17:25:02,234 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-25 17:25:02,234 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_force_ps [2022-11-25 17:25:02,234 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_force_ps [2022-11-25 17:25:02,235 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2022-11-25 17:25:02,235 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2022-11-25 17:25:02,235 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-11-25 17:25:02,235 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-11-25 17:25:02,235 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-11-25 17:25:02,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-11-25 17:25:02,236 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-25 17:25:02,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-25 17:25:02,237 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_del_timer [2022-11-25 17:25:02,237 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_del_timer [2022-11-25 17:25:02,237 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2022-11-25 17:25:02,237 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2022-11-25 17:25:02,237 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_io_error_detected [2022-11-25 17:25:02,238 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_io_error_detected [2022-11-25 17:25:02,238 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_change_mtu [2022-11-25 17:25:02,238 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_change_mtu [2022-11-25 17:25:02,238 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_3 [2022-11-25 17:25:02,238 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_3 [2022-11-25 17:25:02,239 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-11-25 17:25:02,239 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-11-25 17:25:02,239 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-25 17:25:02,239 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-25 17:25:02,239 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-25 17:25:02,240 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-25 17:25:02,240 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-25 17:25:02,240 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-25 17:25:02,240 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_irq_disable [2022-11-25 17:25:02,240 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_irq_disable [2022-11-25 17:25:02,241 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_restart_autoneg [2022-11-25 17:25:02,241 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_restart_autoneg [2022-11-25 17:25:02,241 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-25 17:25:02,241 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-25 17:25:02,241 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_get_tpd [2022-11-25 17:25:02,242 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_get_tpd [2022-11-25 17:25:02,242 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-25 17:25:02,242 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-25 17:25:02,242 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-25 17:25:02,242 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-25 17:25:02,243 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-25 17:25:02,243 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-25 17:25:02,243 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-25 17:25:02,243 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-25 17:25:02,243 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_free_irq [2022-11-25 17:25:02,244 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_free_irq [2022-11-25 17:25:02,244 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-11-25 17:25:02,244 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-11-25 17:25:02,244 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-11-25 17:25:02,244 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-11-25 17:25:02,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 17:25:02,245 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2022-11-25 17:25:02,245 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2022-11-25 17:25:02,245 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_shutdown [2022-11-25 17:25:02,245 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_shutdown [2022-11-25 17:25:02,246 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-11-25 17:25:02,246 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-11-25 17:25:02,246 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_check_eeprom_exist [2022-11-25 17:25:02,246 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_check_eeprom_exist [2022-11-25 17:25:02,246 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-11-25 17:25:02,247 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-11-25 17:25:02,247 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-25 17:25:02,247 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-25 17:25:02,247 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-25 17:25:02,247 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-25 17:25:02,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-25 17:25:02,248 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_hw_set_mac_addr [2022-11-25 17:25:02,248 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_hw_set_mac_addr [2022-11-25 17:25:02,248 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-25 17:25:02,248 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-25 17:25:02,249 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-25 17:25:02,249 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-25 17:25:02,249 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_get_tx_buffer [2022-11-25 17:25:02,249 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_get_tx_buffer [2022-11-25 17:25:02,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-25 17:25:02,250 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_reset_task [2022-11-25 17:25:02,250 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_reset_task [2022-11-25 17:25:02,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 17:25:02,250 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-25 17:25:02,250 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-25 17:25:02,251 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2022-11-25 17:25:02,251 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2022-11-25 17:25:02,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-25 17:25:02,251 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-25 17:25:02,251 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-11-25 17:25:02,252 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-11-25 17:25:02,252 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2022-11-25 17:25:02,252 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2022-11-25 17:25:02,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-25 17:25:02,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-25 17:25:02,253 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_irq_reset [2022-11-25 17:25:02,253 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_irq_reset [2022-11-25 17:25:02,253 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-11-25 17:25:02,253 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-11-25 17:25:02,253 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-25 17:25:02,254 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-25 17:25:02,254 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_down [2022-11-25 17:25:02,254 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_down [2022-11-25 17:25:02,254 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-25 17:25:02,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-25 17:25:02,255 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-25 17:25:02,255 INFO L130 BoogieDeclarations]: Found specification of procedure __atl1e_vlan_mode [2022-11-25 17:25:02,255 INFO L138 BoogieDeclarations]: Found implementation of procedure __atl1e_vlan_mode [2022-11-25 17:25:02,255 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 17:25:02,255 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-11-25 17:25:02,255 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-11-25 17:25:02,256 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_fix_features [2022-11-25 17:25:02,256 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_fix_features [2022-11-25 17:25:02,256 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-25 17:25:02,256 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-25 17:25:02,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-25 17:25:02,257 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-25 17:25:02,258 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-11-25 17:25:02,258 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-11-25 17:25:02,258 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_set_multi [2022-11-25 17:25:02,258 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_set_multi [2022-11-25 17:25:02,259 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2022-11-25 17:25:02,259 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2022-11-25 17:25:02,259 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_remove [2022-11-25 17:25:02,259 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_remove [2022-11-25 17:25:02,259 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-25 17:25:02,260 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-25 17:25:02,260 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-25 17:25:02,260 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-25 17:25:02,260 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-25 17:25:02,260 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-25 17:25:02,261 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_free_ring_resources [2022-11-25 17:25:02,261 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_free_ring_resources [2022-11-25 17:25:02,261 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_get_stats [2022-11-25 17:25:02,261 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_get_stats [2022-11-25 17:25:02,261 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-11-25 17:25:02,262 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-11-25 17:25:02,262 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-25 17:25:02,262 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-25 17:25:02,262 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-25 17:25:02,262 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-25 17:25:02,263 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_validate_option [2022-11-25 17:25:02,263 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_validate_option [2022-11-25 17:25:02,263 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2022-11-25 17:25:02,263 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2022-11-25 17:25:02,263 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2022-11-25 17:25:02,264 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2022-11-25 17:25:02,264 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 17:25:02,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 17:25:02,264 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2022-11-25 17:25:02,264 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2022-11-25 17:25:02,264 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-25 17:25:02,265 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-25 17:25:02,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-25 17:25:02,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-25 17:25:02,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-25 17:25:02,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-25 17:25:02,266 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-25 17:25:02,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-25 17:25:02,266 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-25 17:25:02,266 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-25 17:25:02,266 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-25 17:25:02,267 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-25 17:25:02,267 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_clean_tx_ring [2022-11-25 17:25:02,267 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_clean_tx_ring [2022-11-25 17:25:02,267 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_7 [2022-11-25 17:25:02,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_7 [2022-11-25 17:25:02,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-25 17:25:02,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-25 17:25:02,268 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-25 17:25:02,268 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-25 17:25:02,268 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2022-11-25 17:25:02,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2022-11-25 17:25:02,269 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-11-25 17:25:02,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-11-25 17:25:02,269 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_set_mac_addr [2022-11-25 17:25:02,269 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_set_mac_addr [2022-11-25 17:25:02,270 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-25 17:25:02,270 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-25 17:25:02,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-25 17:25:02,270 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-25 17:25:02,270 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_resume [2022-11-25 17:25:02,271 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_resume [2022-11-25 17:25:02,271 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-25 17:25:02,271 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-25 17:25:02,271 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-11-25 17:25:02,271 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-11-25 17:25:02,272 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-11-25 17:25:02,272 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-11-25 17:25:02,272 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_4 [2022-11-25 17:25:02,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_4 [2022-11-25 17:25:02,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 17:25:02,272 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-25 17:25:02,273 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-25 17:25:02,273 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-11-25 17:25:02,273 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-11-25 17:25:02,273 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-25 17:25:02,273 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-25 17:25:02,274 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_tx_timeout [2022-11-25 17:25:02,274 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_tx_timeout [2022-11-25 17:25:02,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-25 17:25:02,274 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_vlan_mode [2022-11-25 17:25:02,274 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_vlan_mode [2022-11-25 17:25:02,275 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_write_phy_reg [2022-11-25 17:25:02,275 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_write_phy_reg [2022-11-25 17:25:02,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-11-25 17:25:02,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-11-25 17:25:02,276 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2022-11-25 17:25:02,276 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2022-11-25 17:25:02,276 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_up [2022-11-25 17:25:02,276 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_up [2022-11-25 17:25:02,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-25 17:25:02,276 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_3 [2022-11-25 17:25:02,277 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_3 [2022-11-25 17:25:02,277 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_phy_commit [2022-11-25 17:25:02,277 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_phy_commit [2022-11-25 17:25:02,277 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-25 17:25:02,278 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-25 17:25:02,278 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-11-25 17:25:02,278 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-11-25 17:25:02,278 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-11-25 17:25:02,278 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-11-25 17:25:02,278 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-11-25 17:25:02,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-11-25 17:25:02,279 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-25 17:25:02,279 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-25 17:25:02,279 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-25 17:25:02,279 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-25 17:25:02,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-25 17:25:02,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-25 17:25:02,280 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_ioctl [2022-11-25 17:25:02,280 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_ioctl [2022-11-25 17:25:02,280 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_link_chg_task [2022-11-25 17:25:02,281 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_link_chg_task [2022-11-25 17:25:02,281 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_reinit_locked [2022-11-25 17:25:02,281 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_reinit_locked [2022-11-25 17:25:02,281 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_phy_init [2022-11-25 17:25:02,281 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_phy_init [2022-11-25 17:25:02,282 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_intr [2022-11-25 17:25:02,282 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_intr [2022-11-25 17:25:02,282 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-25 17:25:02,282 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-25 17:25:02,282 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2022-11-25 17:25:02,283 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2022-11-25 17:25:02,283 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-25 17:25:02,283 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-25 17:25:02,283 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_4 [2022-11-25 17:25:02,283 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_4 [2022-11-25 17:25:02,284 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2022-11-25 17:25:02,284 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2022-11-25 17:25:02,284 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_irq_enable [2022-11-25 17:25:02,284 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_irq_enable [2022-11-25 17:25:02,284 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-25 17:25:02,285 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-25 17:25:02,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 17:25:02,285 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_io_slot_reset [2022-11-25 17:25:02,285 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_io_slot_reset [2022-11-25 17:25:02,285 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_netpoll [2022-11-25 17:25:02,286 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_netpoll [2022-11-25 17:25:02,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-25 17:25:02,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-25 17:25:02,286 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_read_eeprom [2022-11-25 17:25:02,286 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_read_eeprom [2022-11-25 17:25:02,287 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_suspend [2022-11-25 17:25:02,287 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_suspend [2022-11-25 17:25:02,287 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-25 17:25:02,287 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-25 17:25:02,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-25 17:25:02,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-25 17:25:02,288 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-11-25 17:25:02,288 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-11-25 17:25:02,288 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_set_features [2022-11-25 17:25:02,288 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_set_features [2022-11-25 17:25:02,289 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-11-25 17:25:02,289 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-11-25 17:25:02,289 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_request_irq [2022-11-25 17:25:02,289 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_request_irq [2022-11-25 17:25:02,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2022-11-25 17:25:02,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2022-11-25 17:25:02,290 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdrlen [2022-11-25 17:25:02,290 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdrlen [2022-11-25 17:25:02,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_6 [2022-11-25 17:25:02,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_6 [2022-11-25 17:25:02,291 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-11-25 17:25:02,291 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-11-25 17:25:02,291 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-25 17:25:02,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-25 17:25:02,291 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_get_eeprom_len [2022-11-25 17:25:02,292 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_get_eeprom_len [2022-11-25 17:25:02,292 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2022-11-25 17:25:02,292 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2022-11-25 17:25:02,292 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-25 17:25:02,293 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-25 17:25:02,293 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_reset_hw [2022-11-25 17:25:02,293 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_reset_hw [2022-11-25 17:25:02,293 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2022-11-25 17:25:02,293 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2022-11-25 17:25:02,294 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-25 17:25:02,294 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-25 17:25:02,294 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-25 17:25:02,294 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-25 17:25:02,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 17:25:02,295 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2022-11-25 17:25:02,295 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2022-11-25 17:25:02,295 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_get_regs_len [2022-11-25 17:25:02,295 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_get_regs_len [2022-11-25 17:25:02,295 INFO L130 BoogieDeclarations]: Found specification of procedure atl1e_clean_rx_ring [2022-11-25 17:25:02,295 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1e_clean_rx_ring [2022-11-25 17:25:03,718 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 17:25:03,723 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 17:25:04,252 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-25 17:25:15,276 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 17:25:15,311 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 17:25:15,311 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-25 17:25:15,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:25:15 BoogieIcfgContainer [2022-11-25 17:25:15,319 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 17:25:15,325 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 17:25:15,325 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 17:25:15,329 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 17:25:15,329 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 05:24:55" (1/3) ... [2022-11-25 17:25:15,331 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56889fd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 05:25:15, skipping insertion in model container [2022-11-25 17:25:15,332 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:01" (2/3) ... [2022-11-25 17:25:15,333 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56889fd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 05:25:15, skipping insertion in model container [2022-11-25 17:25:15,333 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:25:15" (3/3) ... [2022-11-25 17:25:15,334 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--atheros--atl1e--atl1e.ko-entry_point.cil.out.i [2022-11-25 17:25:15,358 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 17:25:15,359 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-25 17:25:15,489 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 17:25:15,500 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;@11fa8120, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 17:25:15,500 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-25 17:25:15,516 INFO L276 IsEmpty]: Start isEmpty. Operand has 2708 states, 1850 states have (on average 1.3156756756756758) internal successors, (2434), 1888 states have internal predecessors, (2434), 710 states have call successors, (710), 147 states have call predecessors, (710), 146 states have return successors, (699), 695 states have call predecessors, (699), 699 states have call successors, (699) [2022-11-25 17:25:15,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-11-25 17:25:15,589 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:25:15,591 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:25:15,591 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 17:25:15,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:25:15,601 INFO L85 PathProgramCache]: Analyzing trace with hash 2129719797, now seen corresponding path program 1 times [2022-11-25 17:25:15,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:25:15,615 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [382351224] [2022-11-25 17:25:15,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:25:15,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:25:16,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:16,572 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:25:16,573 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [382351224] [2022-11-25 17:25:16,574 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2022-11-25 17:25:16,574 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [684856293] [2022-11-25 17:25:16,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:25:16,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:25:16,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:25:16,581 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 17:25:16,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-25 17:25:18,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:18,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 3295 conjuncts, 1 conjunts are in the unsatisfiable core [2022-11-25 17:25:18,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:25:18,515 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2022-11-25 17:25:18,515 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 17:25:18,516 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [684856293] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:25:18,516 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:25:18,516 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-25 17:25:18,519 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1184209268] [2022-11-25 17:25:18,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:25:18,526 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-25 17:25:18,526 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:25:18,568 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-25 17:25:18,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-25 17:25:18,577 INFO L87 Difference]: Start difference. First operand has 2708 states, 1850 states have (on average 1.3156756756756758) internal successors, (2434), 1888 states have internal predecessors, (2434), 710 states have call successors, (710), 147 states have call predecessors, (710), 146 states have return successors, (699), 695 states have call predecessors, (699), 699 states have call successors, (699) Second operand has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-25 17:25:18,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:25:18,865 INFO L93 Difference]: Finished difference Result 5411 states and 7710 transitions. [2022-11-25 17:25:18,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-25 17:25:18,871 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 173 [2022-11-25 17:25:18,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:25:18,917 INFO L225 Difference]: With dead ends: 5411 [2022-11-25 17:25:18,918 INFO L226 Difference]: Without dead ends: 2679 [2022-11-25 17:25:18,937 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-25 17:25:18,941 INFO L413 NwaCegarLoop]: 3839 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3839 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 17:25:18,942 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3839 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 17:25:18,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2679 states. [2022-11-25 17:25:19,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2679 to 2679. [2022-11-25 17:25:19,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2679 states, 1834 states have (on average 1.306434023991276) internal successors, (2396), 1859 states have internal predecessors, (2396), 699 states have call successors, (699), 146 states have call predecessors, (699), 145 states have return successors, (698), 694 states have call predecessors, (698), 698 states have call successors, (698) [2022-11-25 17:25:19,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2679 states to 2679 states and 3793 transitions. [2022-11-25 17:25:19,208 INFO L78 Accepts]: Start accepts. Automaton has 2679 states and 3793 transitions. Word has length 173 [2022-11-25 17:25:19,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:25:19,210 INFO L495 AbstractCegarLoop]: Abstraction has 2679 states and 3793 transitions. [2022-11-25 17:25:19,210 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-25 17:25:19,210 INFO L276 IsEmpty]: Start isEmpty. Operand 2679 states and 3793 transitions. [2022-11-25 17:25:19,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-11-25 17:25:19,221 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:25:19,221 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:25:19,240 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-25 17:25:19,436 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2022-11-25 17:25:19,437 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 17:25:19,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:25:19,437 INFO L85 PathProgramCache]: Analyzing trace with hash -241108243, now seen corresponding path program 1 times [2022-11-25 17:25:19,437 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:25:19,438 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1245535355] [2022-11-25 17:25:19,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:25:19,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:25:19,729 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-25 17:25:19,734 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1909774833] [2022-11-25 17:25:19,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:25:19,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:25:19,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:25:19,738 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 17:25:19,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-25 17:25:21,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:21,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 3295 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 17:25:21,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:25:21,178 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 219 trivial. 0 not checked. [2022-11-25 17:25:21,178 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 17:25:21,178 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:25:21,179 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1245535355] [2022-11-25 17:25:21,179 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-25 17:25:21,179 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1909774833] [2022-11-25 17:25:21,179 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1909774833] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:25:21,179 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:25:21,180 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 17:25:21,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20073204] [2022-11-25 17:25:21,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:25:21,181 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 17:25:21,181 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:25:21,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 17:25:21,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 17:25:21,183 INFO L87 Difference]: Start difference. First operand 2679 states and 3793 transitions. Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-25 17:25:21,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:25:21,783 INFO L93 Difference]: Finished difference Result 7350 states and 10422 transitions. [2022-11-25 17:25:21,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 17:25:21,784 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 173 [2022-11-25 17:25:21,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:25:21,819 INFO L225 Difference]: With dead ends: 7350 [2022-11-25 17:25:21,819 INFO L226 Difference]: Without dead ends: 4702 [2022-11-25 17:25:21,835 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 17:25:21,836 INFO L413 NwaCegarLoop]: 4253 mSDtfsCounter, 2889 mSDsluCounter, 3617 mSDsCounter, 0 mSdLazyCounter, 140 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2889 SdHoareTripleChecker+Valid, 7870 SdHoareTripleChecker+Invalid, 180 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 140 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-25 17:25:21,836 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2889 Valid, 7870 Invalid, 180 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 140 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-25 17:25:21,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4702 states. [2022-11-25 17:25:22,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4702 to 4652. [2022-11-25 17:25:22,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4652 states, 3211 states have (on average 1.310495172843351) internal successors, (4208), 3260 states have internal predecessors, (4208), 1185 states have call successors, (1185), 257 states have call predecessors, (1185), 255 states have return successors, (1184), 1169 states have call predecessors, (1184), 1184 states have call successors, (1184) [2022-11-25 17:25:22,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4652 states to 4652 states and 6577 transitions. [2022-11-25 17:25:22,186 INFO L78 Accepts]: Start accepts. Automaton has 4652 states and 6577 transitions. Word has length 173 [2022-11-25 17:25:22,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:25:22,188 INFO L495 AbstractCegarLoop]: Abstraction has 4652 states and 6577 transitions. [2022-11-25 17:25:22,189 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-25 17:25:22,189 INFO L276 IsEmpty]: Start isEmpty. Operand 4652 states and 6577 transitions. [2022-11-25 17:25:22,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2022-11-25 17:25:22,204 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:25:22,205 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:25:22,226 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-11-25 17:25:22,418 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:25:22,418 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 17:25:22,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:25:22,419 INFO L85 PathProgramCache]: Analyzing trace with hash -1243671639, now seen corresponding path program 1 times [2022-11-25 17:25:22,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:25:22,419 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1819108158] [2022-11-25 17:25:22,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:25:22,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:25:22,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:22,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 17:25:23,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:23,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:25:23,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:23,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:25:23,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:23,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 17:25:23,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:23,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:25:23,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:23,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:25:23,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:23,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 17:25:23,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:23,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:25:23,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:23,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:25:23,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:23,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-25 17:25:23,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:23,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:25:23,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:23,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:25:23,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:23,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-25 17:25:23,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:23,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:25:23,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:23,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-25 17:25:23,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:23,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:25:23,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:23,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-25 17:25:23,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:23,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:25:23,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:23,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-11-25 17:25:23,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:23,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:25:23,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:23,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-11-25 17:25:23,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:23,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:25:23,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:23,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-25 17:25:23,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:23,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:25:23,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:23,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-11-25 17:25:23,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:23,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:25:23,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:23,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:25:23,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:23,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-11-25 17:25:23,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:23,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:25:23,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:23,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:25:23,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:23,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-25 17:25:23,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:23,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:25:23,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:23,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:25:23,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:23,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-11-25 17:25:23,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:23,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:25:23,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:23,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:25:23,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:23,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2022-11-25 17:25:23,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:23,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:25:23,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:23,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:25:23,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:23,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2022-11-25 17:25:23,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:23,619 INFO L134 CoverageAnalysis]: Checked inductivity of 639 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 639 trivial. 0 not checked. [2022-11-25 17:25:23,620 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:25:23,621 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1819108158] [2022-11-25 17:25:23,621 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1819108158] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:25:23,621 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:25:23,621 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 17:25:23,622 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [152816459] [2022-11-25 17:25:23,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:25:23,624 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 17:25:23,624 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:25:23,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 17:25:23,627 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-25 17:25:23,628 INFO L87 Difference]: Start difference. First operand 4652 states and 6577 transitions. Second operand has 6 states, 6 states have (on average 11.0) internal successors, (66), 3 states have internal predecessors, (66), 2 states have call successors, (22), 5 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-25 17:25:29,849 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:25:36,529 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:25:39,220 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:25:45,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:25:45,135 INFO L93 Difference]: Finished difference Result 14484 states and 20744 transitions. [2022-11-25 17:25:45,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 17:25:45,136 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 3 states have internal predecessors, (66), 2 states have call successors, (22), 5 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 251 [2022-11-25 17:25:45,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:25:45,198 INFO L225 Difference]: With dead ends: 14484 [2022-11-25 17:25:45,198 INFO L226 Difference]: Without dead ends: 9863 [2022-11-25 17:25:45,219 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-11-25 17:25:45,220 INFO L413 NwaCegarLoop]: 3385 mSDtfsCounter, 8187 mSDsluCounter, 4055 mSDsCounter, 0 mSdLazyCounter, 4251 mSolverCounterSat, 5648 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8625 SdHoareTripleChecker+Valid, 7440 SdHoareTripleChecker+Invalid, 9902 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5648 IncrementalHoareTripleChecker+Valid, 4251 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.5s IncrementalHoareTripleChecker+Time [2022-11-25 17:25:45,221 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8625 Valid, 7440 Invalid, 9902 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5648 Valid, 4251 Invalid, 3 Unknown, 0 Unchecked, 20.5s Time] [2022-11-25 17:25:45,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9863 states. [2022-11-25 17:25:45,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9863 to 8627. [2022-11-25 17:25:45,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8627 states, 5961 states have (on average 1.3086730414360006) internal successors, (7801), 6055 states have internal predecessors, (7801), 2170 states have call successors, (2170), 499 states have call predecessors, (2170), 495 states have return successors, (2169), 2138 states have call predecessors, (2169), 2169 states have call successors, (2169) [2022-11-25 17:25:45,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8627 states to 8627 states and 12140 transitions. [2022-11-25 17:25:45,746 INFO L78 Accepts]: Start accepts. Automaton has 8627 states and 12140 transitions. Word has length 251 [2022-11-25 17:25:45,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:25:45,747 INFO L495 AbstractCegarLoop]: Abstraction has 8627 states and 12140 transitions. [2022-11-25 17:25:45,748 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 3 states have internal predecessors, (66), 2 states have call successors, (22), 5 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-25 17:25:45,748 INFO L276 IsEmpty]: Start isEmpty. Operand 8627 states and 12140 transitions. [2022-11-25 17:25:45,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2022-11-25 17:25:45,769 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:25:45,769 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 6, 6, 6, 6, 6, 6, 6, 6, 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] [2022-11-25 17:25:45,769 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-25 17:25:45,770 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 17:25:45,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:25:45,770 INFO L85 PathProgramCache]: Analyzing trace with hash -1931342410, now seen corresponding path program 1 times [2022-11-25 17:25:45,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:25:45,771 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1733663293] [2022-11-25 17:25:45,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:25:45,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:25:45,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:46,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 17:25:46,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:46,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:25:46,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:46,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:25:46,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:46,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 17:25:46,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:46,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:25:46,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:46,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:25:46,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:46,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 17:25:46,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:46,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:25:46,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:46,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:25:46,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:46,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-25 17:25:46,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:46,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:25:46,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:46,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:25:46,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:46,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-25 17:25:46,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:46,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:25:46,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:46,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-25 17:25:46,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:46,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:25:46,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:46,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-25 17:25:46,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:46,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:25:46,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:46,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-11-25 17:25:46,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:46,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:25:46,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:46,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-11-25 17:25:46,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:46,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:25:46,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:46,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-25 17:25:46,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:46,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:25:46,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:46,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-11-25 17:25:46,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:46,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:25:46,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:46,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:25:46,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:46,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-11-25 17:25:46,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:46,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:25:46,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:46,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:25:46,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:46,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2022-11-25 17:25:46,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:46,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:25:46,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:46,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:25:46,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:46,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-25 17:25:46,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:46,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:25:46,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:46,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:25:46,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:46,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2022-11-25 17:25:46,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:46,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:25:46,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:46,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:25:46,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:47,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2022-11-25 17:25:47,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:47,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-11-25 17:25:47,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:47,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:25:47,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:47,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:25:47,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:47,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-11-25 17:25:47,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:47,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:25:47,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:47,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:25:47,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:47,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2022-11-25 17:25:47,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:47,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:25:47,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:47,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:25:47,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:47,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-11-25 17:25:47,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:47,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:25:47,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:47,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:25:47,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:47,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-11-25 17:25:47,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:47,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:25:47,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:47,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:25:47,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:47,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-11-25 17:25:47,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:25:47,249 INFO L134 CoverageAnalysis]: Checked inductivity of 1418 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1418 trivial. 0 not checked. [2022-11-25 17:25:47,249 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:25:47,249 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1733663293] [2022-11-25 17:25:47,250 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1733663293] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:25:47,250 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:25:47,250 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-25 17:25:47,250 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1857188366] [2022-11-25 17:25:47,250 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:25:47,251 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-25 17:25:47,251 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:25:47,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-25 17:25:47,252 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-25 17:25:47,252 INFO L87 Difference]: Start difference. First operand 8627 states and 12140 transitions. Second operand has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 3 states have internal predecessors, (88), 3 states have call successors, (28), 7 states have call predecessors, (28), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-25 17:25:55,417 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:26:00,032 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:26:08,248 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:26:12,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:26:12,633 INFO L93 Difference]: Finished difference Result 19152 states and 27655 transitions. [2022-11-25 17:26:12,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-25 17:26:12,634 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 3 states have internal predecessors, (88), 3 states have call successors, (28), 7 states have call predecessors, (28), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 358 [2022-11-25 17:26:12,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:26:12,753 INFO L225 Difference]: With dead ends: 19152 [2022-11-25 17:26:12,753 INFO L226 Difference]: Without dead ends: 19149 [2022-11-25 17:26:12,765 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-11-25 17:26:12,766 INFO L413 NwaCegarLoop]: 3634 mSDtfsCounter, 6937 mSDsluCounter, 7377 mSDsCounter, 0 mSdLazyCounter, 7541 mSolverCounterSat, 4148 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7454 SdHoareTripleChecker+Valid, 11011 SdHoareTripleChecker+Invalid, 11692 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4148 IncrementalHoareTripleChecker+Valid, 7541 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.2s IncrementalHoareTripleChecker+Time [2022-11-25 17:26:12,766 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7454 Valid, 11011 Invalid, 11692 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4148 Valid, 7541 Invalid, 3 Unknown, 0 Unchecked, 24.2s Time] [2022-11-25 17:26:12,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19149 states. [2022-11-25 17:26:13,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19149 to 17051. [2022-11-25 17:26:13,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17051 states, 11828 states have (on average 1.3112106865065944) internal successors, (15509), 11998 states have internal predecessors, (15509), 4250 states have call successors, (4250), 968 states have call predecessors, (4250), 972 states have return successors, (4317), 4202 states have call predecessors, (4317), 4249 states have call successors, (4317) [2022-11-25 17:26:13,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17051 states to 17051 states and 24076 transitions. [2022-11-25 17:26:13,828 INFO L78 Accepts]: Start accepts. Automaton has 17051 states and 24076 transitions. Word has length 358 [2022-11-25 17:26:13,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:26:13,829 INFO L495 AbstractCegarLoop]: Abstraction has 17051 states and 24076 transitions. [2022-11-25 17:26:13,829 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 3 states have internal predecessors, (88), 3 states have call successors, (28), 7 states have call predecessors, (28), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-25 17:26:13,829 INFO L276 IsEmpty]: Start isEmpty. Operand 17051 states and 24076 transitions. [2022-11-25 17:26:13,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 474 [2022-11-25 17:26:13,878 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:26:13,879 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:26:13,879 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-25 17:26:13,879 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 17:26:13,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:26:13,880 INFO L85 PathProgramCache]: Analyzing trace with hash 1476497090, now seen corresponding path program 1 times [2022-11-25 17:26:13,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:26:13,880 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [81902568] [2022-11-25 17:26:13,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:26:13,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:26:14,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:14,322 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:26:14,323 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [81902568] [2022-11-25 17:26:14,323 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2022-11-25 17:26:14,323 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1790986306] [2022-11-25 17:26:14,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:26:14,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:26:14,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:26:14,325 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 17:26:14,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-25 17:26:16,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:16,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 6839 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 17:26:16,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:26:16,588 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 284 trivial. 0 not checked. [2022-11-25 17:26:16,589 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 17:26:16,589 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1790986306] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:26:16,589 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:26:16,590 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 17:26:16,590 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897244326] [2022-11-25 17:26:16,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:26:16,591 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 17:26:16,591 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:26:16,592 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 17:26:16,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 17:26:16,593 INFO L87 Difference]: Start difference. First operand 17051 states and 24076 transitions. Second operand has 3 states, 3 states have (on average 80.66666666666667) internal successors, (242), 3 states have internal predecessors, (242), 2 states have call successors, (55), 2 states have call predecessors, (55), 2 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) [2022-11-25 17:26:17,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:26:17,796 INFO L93 Difference]: Finished difference Result 47179 states and 66591 transitions. [2022-11-25 17:26:17,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 17:26:17,797 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 80.66666666666667) internal successors, (242), 3 states have internal predecessors, (242), 2 states have call successors, (55), 2 states have call predecessors, (55), 2 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) Word has length 473 [2022-11-25 17:26:17,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:26:17,990 INFO L225 Difference]: With dead ends: 47179 [2022-11-25 17:26:17,990 INFO L226 Difference]: Without dead ends: 30159 [2022-11-25 17:26:18,102 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 472 GetRequests, 471 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 17:26:18,107 INFO L413 NwaCegarLoop]: 5215 mSDtfsCounter, 3076 mSDsluCounter, 3701 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3076 SdHoareTripleChecker+Valid, 8916 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-25 17:26:18,107 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3076 Valid, 8916 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-25 17:26:18,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30159 states. [2022-11-25 17:26:20,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30159 to 30148. [2022-11-25 17:26:20,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30148 states, 20995 states have (on average 1.309788044772565) internal successors, (27499), 21271 states have internal predecessors, (27499), 7392 states have call successors, (7392), 1747 states have call predecessors, (7392), 1760 states have return successors, (7527), 7325 states have call predecessors, (7527), 7391 states have call successors, (7527) [2022-11-25 17:26:20,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30148 states to 30148 states and 42418 transitions. [2022-11-25 17:26:20,326 INFO L78 Accepts]: Start accepts. Automaton has 30148 states and 42418 transitions. Word has length 473 [2022-11-25 17:26:20,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:26:20,326 INFO L495 AbstractCegarLoop]: Abstraction has 30148 states and 42418 transitions. [2022-11-25 17:26:20,327 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 80.66666666666667) internal successors, (242), 3 states have internal predecessors, (242), 2 states have call successors, (55), 2 states have call predecessors, (55), 2 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) [2022-11-25 17:26:20,327 INFO L276 IsEmpty]: Start isEmpty. Operand 30148 states and 42418 transitions. [2022-11-25 17:26:20,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 509 [2022-11-25 17:26:20,408 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:26:20,408 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:26:20,436 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-25 17:26:20,631 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:26:20,632 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 17:26:20,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:26:20,633 INFO L85 PathProgramCache]: Analyzing trace with hash -745264496, now seen corresponding path program 1 times [2022-11-25 17:26:20,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:26:20,633 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [288672562] [2022-11-25 17:26:20,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:26:20,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:26:20,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:21,080 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:26:21,080 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [288672562] [2022-11-25 17:26:21,080 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2022-11-25 17:26:21,080 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1676104742] [2022-11-25 17:26:21,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:26:21,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:26:21,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:26:21,082 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 17:26:21,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-25 17:26:23,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:23,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 7015 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 17:26:23,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:26:23,469 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 336 trivial. 0 not checked. [2022-11-25 17:26:23,470 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 17:26:23,470 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1676104742] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:26:23,470 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:26:23,470 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 17:26:23,471 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [555976865] [2022-11-25 17:26:23,471 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:26:23,472 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 17:26:23,473 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:26:23,473 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 17:26:23,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 17:26:23,474 INFO L87 Difference]: Start difference. First operand 30148 states and 42418 transitions. Second operand has 3 states, 3 states have (on average 87.66666666666667) internal successors, (263), 3 states have internal predecessors, (263), 2 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) [2022-11-25 17:26:24,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:26:24,884 INFO L93 Difference]: Finished difference Result 60443 states and 85502 transitions. [2022-11-25 17:26:24,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 17:26:24,885 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 87.66666666666667) internal successors, (263), 3 states have internal predecessors, (263), 2 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) Word has length 508 [2022-11-25 17:26:24,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:26:25,048 INFO L225 Difference]: With dead ends: 60443 [2022-11-25 17:26:25,048 INFO L226 Difference]: Without dead ends: 30340 [2022-11-25 17:26:25,156 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 507 GetRequests, 506 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 17:26:25,157 INFO L413 NwaCegarLoop]: 3792 mSDtfsCounter, 15 mSDsluCounter, 3776 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 7568 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 17:26:25,157 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 7568 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 17:26:25,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30340 states. [2022-11-25 17:26:26,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30340 to 30244. [2022-11-25 17:26:26,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30244 states, 21075 states have (on average 1.3093712930011863) internal successors, (27595), 21351 states have internal predecessors, (27595), 7408 states have call successors, (7408), 1747 states have call predecessors, (7408), 1760 states have return successors, (7543), 7341 states have call predecessors, (7543), 7407 states have call successors, (7543) [2022-11-25 17:26:27,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30244 states to 30244 states and 42546 transitions. [2022-11-25 17:26:27,100 INFO L78 Accepts]: Start accepts. Automaton has 30244 states and 42546 transitions. Word has length 508 [2022-11-25 17:26:27,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:26:27,101 INFO L495 AbstractCegarLoop]: Abstraction has 30244 states and 42546 transitions. [2022-11-25 17:26:27,102 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 87.66666666666667) internal successors, (263), 3 states have internal predecessors, (263), 2 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) [2022-11-25 17:26:27,102 INFO L276 IsEmpty]: Start isEmpty. Operand 30244 states and 42546 transitions. [2022-11-25 17:26:27,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 516 [2022-11-25 17:26:27,191 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:26:27,192 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:26:27,220 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-25 17:26:27,405 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2022-11-25 17:26:27,406 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 17:26:27,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:26:27,406 INFO L85 PathProgramCache]: Analyzing trace with hash 300295666, now seen corresponding path program 1 times [2022-11-25 17:26:27,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:26:27,406 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [436734439] [2022-11-25 17:26:27,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:26:27,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:26:27,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:27,909 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:26:27,910 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [436734439] [2022-11-25 17:26:27,910 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2022-11-25 17:26:27,910 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1702672164] [2022-11-25 17:26:27,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:26:27,911 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:26:27,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:26:27,912 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 17:26:27,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-25 17:26:30,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:30,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 7038 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 17:26:30,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:26:30,590 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 323 trivial. 0 not checked. [2022-11-25 17:26:30,591 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 17:26:30,591 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1702672164] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:26:30,591 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:26:30,591 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 17:26:30,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593967264] [2022-11-25 17:26:30,592 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:26:30,593 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 17:26:30,593 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:26:30,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 17:26:30,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 17:26:30,595 INFO L87 Difference]: Start difference. First operand 30244 states and 42546 transitions. Second operand has 3 states, 3 states have (on average 94.33333333333333) internal successors, (283), 3 states have internal predecessors, (283), 3 states have call successors, (57), 3 states have call predecessors, (57), 3 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) [2022-11-25 17:26:32,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:26:32,524 INFO L93 Difference]: Finished difference Result 73834 states and 103981 transitions. [2022-11-25 17:26:32,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 17:26:32,525 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 94.33333333333333) internal successors, (283), 3 states have internal predecessors, (283), 3 states have call successors, (57), 3 states have call predecessors, (57), 3 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) Word has length 515 [2022-11-25 17:26:32,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:26:32,906 INFO L225 Difference]: With dead ends: 73834 [2022-11-25 17:26:32,907 INFO L226 Difference]: Without dead ends: 43635 [2022-11-25 17:26:33,016 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 514 GetRequests, 513 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 17:26:33,017 INFO L413 NwaCegarLoop]: 4284 mSDtfsCounter, 3038 mSDsluCounter, 3585 mSDsCounter, 0 mSdLazyCounter, 129 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3038 SdHoareTripleChecker+Valid, 7869 SdHoareTripleChecker+Invalid, 180 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-25 17:26:33,018 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3038 Valid, 7869 Invalid, 180 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-25 17:26:33,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43635 states. [2022-11-25 17:26:35,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43635 to 43400. [2022-11-25 17:26:35,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43400 states, 30361 states have (on average 1.3126708606435888) internal successors, (39854), 30761 states have internal predecessors, (39854), 10493 states have call successors, (10493), 2526 states have call predecessors, (10493), 2545 states have return successors, (10676), 10388 states have call predecessors, (10676), 10492 states have call successors, (10676) [2022-11-25 17:26:35,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43400 states to 43400 states and 61023 transitions. [2022-11-25 17:26:35,704 INFO L78 Accepts]: Start accepts. Automaton has 43400 states and 61023 transitions. Word has length 515 [2022-11-25 17:26:35,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:26:35,705 INFO L495 AbstractCegarLoop]: Abstraction has 43400 states and 61023 transitions. [2022-11-25 17:26:35,706 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 94.33333333333333) internal successors, (283), 3 states have internal predecessors, (283), 3 states have call successors, (57), 3 states have call predecessors, (57), 3 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) [2022-11-25 17:26:35,706 INFO L276 IsEmpty]: Start isEmpty. Operand 43400 states and 61023 transitions. [2022-11-25 17:26:35,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 540 [2022-11-25 17:26:35,792 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:26:35,793 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:26:35,820 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-25 17:26:36,005 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:26:36,006 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 17:26:36,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:26:36,006 INFO L85 PathProgramCache]: Analyzing trace with hash 976732746, now seen corresponding path program 1 times [2022-11-25 17:26:36,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:26:36,007 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [759560652] [2022-11-25 17:26:36,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:26:36,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:26:36,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:36,447 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:26:36,447 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [759560652] [2022-11-25 17:26:36,447 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2022-11-25 17:26:36,447 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [374467793] [2022-11-25 17:26:36,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:26:36,448 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:26:36,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:26:36,449 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 17:26:36,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-25 17:26:39,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:39,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 7099 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 17:26:39,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:26:39,960 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 401 trivial. 0 not checked. [2022-11-25 17:26:39,960 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 17:26:39,960 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [374467793] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:26:39,961 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:26:39,961 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 17:26:39,961 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1537673794] [2022-11-25 17:26:39,961 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:26:39,962 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 17:26:39,963 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:26:39,963 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 17:26:39,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 17:26:39,964 INFO L87 Difference]: Start difference. First operand 43400 states and 61023 transitions. Second operand has 3 states, 3 states have (on average 97.66666666666667) internal successors, (293), 3 states have internal predecessors, (293), 2 states have call successors, (55), 2 states have call predecessors, (55), 2 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) [2022-11-25 17:26:42,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:26:42,717 INFO L93 Difference]: Finished difference Result 100502 states and 141409 transitions. [2022-11-25 17:26:42,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 17:26:42,718 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 97.66666666666667) internal successors, (293), 3 states have internal predecessors, (293), 2 states have call successors, (55), 2 states have call predecessors, (55), 2 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) Word has length 539 [2022-11-25 17:26:42,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:26:42,943 INFO L225 Difference]: With dead ends: 100502 [2022-11-25 17:26:42,943 INFO L226 Difference]: Without dead ends: 57147 [2022-11-25 17:26:43,239 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 538 GetRequests, 537 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 17:26:43,240 INFO L413 NwaCegarLoop]: 4269 mSDtfsCounter, 3223 mSDsluCounter, 3481 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3223 SdHoareTripleChecker+Valid, 7750 SdHoareTripleChecker+Invalid, 181 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-25 17:26:43,240 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3223 Valid, 7750 Invalid, 181 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-25 17:26:43,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57147 states. [2022-11-25 17:26:46,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57147 to 56912. [2022-11-25 17:26:46,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56912 states, 39879 states have (on average 1.3166578901176058) internal successors, (52507), 40419 states have internal predecessors, (52507), 13666 states have call successors, (13666), 3341 states have call predecessors, (13666), 3366 states have return successors, (13897), 13523 states have call predecessors, (13897), 13665 states have call successors, (13897) [2022-11-25 17:26:46,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56912 states to 56912 states and 80070 transitions. [2022-11-25 17:26:46,528 INFO L78 Accepts]: Start accepts. Automaton has 56912 states and 80070 transitions. Word has length 539 [2022-11-25 17:26:46,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:26:46,531 INFO L495 AbstractCegarLoop]: Abstraction has 56912 states and 80070 transitions. [2022-11-25 17:26:46,531 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 97.66666666666667) internal successors, (293), 3 states have internal predecessors, (293), 2 states have call successors, (55), 2 states have call predecessors, (55), 2 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) [2022-11-25 17:26:46,532 INFO L276 IsEmpty]: Start isEmpty. Operand 56912 states and 80070 transitions. [2022-11-25 17:26:46,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 570 [2022-11-25 17:26:46,640 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:26:46,640 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:26:46,669 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-11-25 17:26:46,857 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:26:46,858 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 17:26:46,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:26:46,858 INFO L85 PathProgramCache]: Analyzing trace with hash 368823934, now seen corresponding path program 1 times [2022-11-25 17:26:46,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:26:46,858 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [762613727] [2022-11-25 17:26:46,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:26:46,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:26:47,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:47,541 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:26:47,542 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [762613727] [2022-11-25 17:26:47,542 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2022-11-25 17:26:47,542 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1192721785] [2022-11-25 17:26:47,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:26:47,543 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:26:47,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:26:47,546 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 17:26:47,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-11-25 17:26:50,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:50,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 7207 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 17:26:50,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:26:50,224 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 475 trivial. 0 not checked. [2022-11-25 17:26:50,224 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 17:26:50,224 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1192721785] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:26:50,224 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:26:50,225 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 17:26:50,225 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1882533382] [2022-11-25 17:26:50,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:26:50,226 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 17:26:50,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:26:50,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 17:26:50,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 17:26:50,228 INFO L87 Difference]: Start difference. First operand 56912 states and 80070 transitions. Second operand has 3 states, 3 states have (on average 94.66666666666667) internal successors, (284), 3 states have internal predecessors, (284), 2 states have call successors, (57), 2 states have call predecessors, (57), 2 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) [2022-11-25 17:26:53,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:26:53,186 INFO L93 Difference]: Finished difference Result 114014 states and 160360 transitions. [2022-11-25 17:26:53,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 17:26:53,187 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 94.66666666666667) internal successors, (284), 3 states have internal predecessors, (284), 2 states have call successors, (57), 2 states have call predecessors, (57), 2 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) Word has length 569 [2022-11-25 17:26:53,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:26:53,395 INFO L225 Difference]: With dead ends: 114014 [2022-11-25 17:26:53,395 INFO L226 Difference]: Without dead ends: 57147 [2022-11-25 17:26:53,529 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 568 GetRequests, 567 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 17:26:53,529 INFO L413 NwaCegarLoop]: 6758 mSDtfsCounter, 3512 mSDsluCounter, 3182 mSDsCounter, 0 mSdLazyCounter, 136 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3512 SdHoareTripleChecker+Valid, 9940 SdHoareTripleChecker+Invalid, 169 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 136 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-25 17:26:53,530 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3512 Valid, 9940 Invalid, 169 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 136 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-25 17:26:53,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57147 states. [2022-11-25 17:26:55,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57147 to 56912. [2022-11-25 17:26:55,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56912 states, 39879 states have (on average 1.3120439328970135) internal successors, (52323), 40419 states have internal predecessors, (52323), 13666 states have call successors, (13666), 3341 states have call predecessors, (13666), 3366 states have return successors, (13897), 13523 states have call predecessors, (13897), 13665 states have call successors, (13897) [2022-11-25 17:26:56,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56912 states to 56912 states and 79886 transitions. [2022-11-25 17:26:56,410 INFO L78 Accepts]: Start accepts. Automaton has 56912 states and 79886 transitions. Word has length 569 [2022-11-25 17:26:56,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:26:56,412 INFO L495 AbstractCegarLoop]: Abstraction has 56912 states and 79886 transitions. [2022-11-25 17:26:56,412 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 94.66666666666667) internal successors, (284), 3 states have internal predecessors, (284), 2 states have call successors, (57), 2 states have call predecessors, (57), 2 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) [2022-11-25 17:26:56,412 INFO L276 IsEmpty]: Start isEmpty. Operand 56912 states and 79886 transitions. [2022-11-25 17:26:56,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 591 [2022-11-25 17:26:56,533 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:26:56,535 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 3, 3, 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, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:26:56,565 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-11-25 17:26:56,749 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:26:56,749 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 17:26:56,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:26:56,750 INFO L85 PathProgramCache]: Analyzing trace with hash 1948965923, now seen corresponding path program 1 times [2022-11-25 17:26:56,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:26:56,750 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [266296183] [2022-11-25 17:26:56,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:26:56,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:26:57,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:57,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 17:26:57,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:57,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:57,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:57,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:26:57,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:57,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 17:26:57,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:57,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:57,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:57,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:26:57,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:57,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 17:26:57,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:57,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:57,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:57,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:26:57,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:57,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-25 17:26:57,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:57,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:57,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:57,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:26:57,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:57,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-25 17:26:57,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:57,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:57,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:57,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-25 17:26:57,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:57,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:57,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:57,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-25 17:26:57,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:57,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:57,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:57,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-11-25 17:26:57,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:57,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:57,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:57,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-11-25 17:26:57,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:57,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:57,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:57,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-25 17:26:57,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:57,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:57,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:57,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-11-25 17:26:57,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:57,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:57,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:57,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:26:57,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:57,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-11-25 17:26:57,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:57,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-11-25 17:26:57,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:57,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-11-25 17:26:57,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:57,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-11-25 17:26:57,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:57,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-11-25 17:26:57,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:57,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-11-25 17:26:57,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:57,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2022-11-25 17:26:57,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:57,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-11-25 17:26:57,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:57,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-11-25 17:26:57,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:57,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2022-11-25 17:26:57,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:57,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2022-11-25 17:26:57,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:58,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2022-11-25 17:26:58,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:58,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-11-25 17:26:58,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:58,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:58,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:58,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-25 17:26:58,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:58,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 17:26:58,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:58,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-11-25 17:26:58,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:58,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-11-25 17:26:58,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:58,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2022-11-25 17:26:58,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:58,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2022-11-25 17:26:58,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:58,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2022-11-25 17:26:58,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:58,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2022-11-25 17:26:58,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:58,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2022-11-25 17:26:58,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:58,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2022-11-25 17:26:58,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:58,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2022-11-25 17:26:58,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:58,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2022-11-25 17:26:58,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:58,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2022-11-25 17:26:58,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:58,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:58,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:58,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:26:58,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:58,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2022-11-25 17:26:58,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:58,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:58,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:58,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:26:58,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:58,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2022-11-25 17:26:58,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:58,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 460 [2022-11-25 17:26:58,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:58,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2022-11-25 17:26:58,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:58,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2022-11-25 17:26:58,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:58,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 496 [2022-11-25 17:26:58,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:58,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2022-11-25 17:26:58,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:58,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2022-11-25 17:26:58,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:58,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2022-11-25 17:26:58,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:58,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:58,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:58,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2022-11-25 17:26:58,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:58,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 540 [2022-11-25 17:26:58,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:58,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 17:26:58,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:58,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2022-11-25 17:26:58,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:58,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 565 [2022-11-25 17:26:58,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:58,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:58,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:58,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 578 [2022-11-25 17:26:58,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:58,521 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 490 trivial. 0 not checked. [2022-11-25 17:26:58,522 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:26:58,522 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [266296183] [2022-11-25 17:26:58,522 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [266296183] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:26:58,522 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:26:58,522 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-25 17:26:58,525 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1764241615] [2022-11-25 17:26:58,525 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:26:58,526 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-25 17:26:58,526 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:26:58,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-25 17:26:58,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2022-11-25 17:26:58,528 INFO L87 Difference]: Start difference. First operand 56912 states and 79886 transitions. Second operand has 8 states, 8 states have (on average 36.5) internal successors, (292), 3 states have internal predecessors, (292), 2 states have call successors, (61), 7 states have call predecessors, (61), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) [2022-11-25 17:27:05,818 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:27:09,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:27:14,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:27:14,277 INFO L93 Difference]: Finished difference Result 121362 states and 172101 transitions. [2022-11-25 17:27:14,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 17:27:14,278 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 36.5) internal successors, (292), 3 states have internal predecessors, (292), 2 states have call successors, (61), 7 states have call predecessors, (61), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) Word has length 590 [2022-11-25 17:27:14,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:27:14,530 INFO L225 Difference]: With dead ends: 121362 [2022-11-25 17:27:14,530 INFO L226 Difference]: Without dead ends: 64495 [2022-11-25 17:27:14,857 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-11-25 17:27:14,858 INFO L413 NwaCegarLoop]: 2882 mSDtfsCounter, 6218 mSDsluCounter, 2996 mSDsCounter, 0 mSdLazyCounter, 2866 mSolverCounterSat, 3510 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6718 SdHoareTripleChecker+Valid, 5878 SdHoareTripleChecker+Invalid, 6378 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3510 IncrementalHoareTripleChecker+Valid, 2866 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.6s IncrementalHoareTripleChecker+Time [2022-11-25 17:27:14,858 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6718 Valid, 5878 Invalid, 6378 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3510 Valid, 2866 Invalid, 2 Unknown, 0 Unchecked, 12.6s Time] [2022-11-25 17:27:14,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64495 states. [2022-11-25 17:27:17,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64495 to 56864. [2022-11-25 17:27:17,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56864 states, 39831 states have (on average 1.3120182772212599) internal successors, (52259), 40379 states have internal predecessors, (52259), 13666 states have call successors, (13666), 3341 states have call predecessors, (13666), 3366 states have return successors, (13897), 13515 states have call predecessors, (13897), 13665 states have call successors, (13897) [2022-11-25 17:27:17,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56864 states to 56864 states and 79822 transitions. [2022-11-25 17:27:17,989 INFO L78 Accepts]: Start accepts. Automaton has 56864 states and 79822 transitions. Word has length 590 [2022-11-25 17:27:17,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:27:17,990 INFO L495 AbstractCegarLoop]: Abstraction has 56864 states and 79822 transitions. [2022-11-25 17:27:17,990 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 36.5) internal successors, (292), 3 states have internal predecessors, (292), 2 states have call successors, (61), 7 states have call predecessors, (61), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) [2022-11-25 17:27:17,990 INFO L276 IsEmpty]: Start isEmpty. Operand 56864 states and 79822 transitions. [2022-11-25 17:27:18,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 663 [2022-11-25 17:27:18,336 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:27:18,336 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 7, 7, 7, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:27:18,337 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-25 17:27:18,337 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 17:27:18,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:27:18,338 INFO L85 PathProgramCache]: Analyzing trace with hash -387976222, now seen corresponding path program 1 times [2022-11-25 17:27:18,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:27:18,338 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [765922214] [2022-11-25 17:27:18,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:27:18,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:27:18,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:19,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 17:27:19,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:19,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:19,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:19,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:27:19,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:19,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 17:27:19,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:19,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:19,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:19,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:27:19,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:19,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 17:27:19,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:19,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:19,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:19,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:27:19,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:19,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-25 17:27:19,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:19,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:19,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:19,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:27:19,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:19,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-25 17:27:19,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:19,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:19,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:19,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-25 17:27:19,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:19,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:19,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:19,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-25 17:27:19,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:19,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:19,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:19,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-11-25 17:27:19,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:19,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:19,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:19,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-11-25 17:27:19,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:19,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:19,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:19,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-25 17:27:19,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:19,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:19,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-11-25 17:27:20,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:20,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:27:20,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-11-25 17:27:20,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:20,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:27:20,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2022-11-25 17:27:20,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:20,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:27:20,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-25 17:27:20,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:20,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:27:20,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2022-11-25 17:27:20,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:20,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:27:20,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2022-11-25 17:27:20,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2022-11-25 17:27:20,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2022-11-25 17:27:20,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2022-11-25 17:27:20,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2022-11-25 17:27:20,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2022-11-25 17:27:20,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2022-11-25 17:27:20,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2022-11-25 17:27:20,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2022-11-25 17:27:20,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2022-11-25 17:27:20,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2022-11-25 17:27:20,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2022-11-25 17:27:20,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2022-11-25 17:27:20,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2022-11-25 17:27:20,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:20,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-25 17:27:20,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 17:27:20,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-11-25 17:27:20,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2022-11-25 17:27:20,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2022-11-25 17:27:20,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2022-11-25 17:27:20,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2022-11-25 17:27:20,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2022-11-25 17:27:20,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2022-11-25 17:27:20,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2022-11-25 17:27:20,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2022-11-25 17:27:20,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 444 [2022-11-25 17:27:20,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2022-11-25 17:27:20,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:20,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:27:20,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2022-11-25 17:27:20,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:20,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:27:20,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 484 [2022-11-25 17:27:20,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 532 [2022-11-25 17:27:20,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 537 [2022-11-25 17:27:20,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2022-11-25 17:27:20,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2022-11-25 17:27:20,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:20,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 574 [2022-11-25 17:27:20,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:21,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 580 [2022-11-25 17:27:21,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:21,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 586 [2022-11-25 17:27:21,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:21,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:21,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:21,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 603 [2022-11-25 17:27:21,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:21,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 612 [2022-11-25 17:27:21,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:21,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 17:27:21,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:21,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2022-11-25 17:27:21,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:21,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 637 [2022-11-25 17:27:21,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:21,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:21,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:21,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 650 [2022-11-25 17:27:21,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:21,137 INFO L134 CoverageAnalysis]: Checked inductivity of 938 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 914 trivial. 0 not checked. [2022-11-25 17:27:21,137 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:27:21,137 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [765922214] [2022-11-25 17:27:21,138 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [765922214] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:27:21,138 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:27:21,138 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-25 17:27:21,138 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [346396171] [2022-11-25 17:27:21,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:27:21,140 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-25 17:27:21,141 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:27:21,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-25 17:27:21,142 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2022-11-25 17:27:21,142 INFO L87 Difference]: Start difference. First operand 56864 states and 79822 transitions. Second operand has 9 states, 9 states have (on average 33.22222222222222) internal successors, (299), 4 states have internal predecessors, (299), 2 states have call successors, (66), 7 states have call predecessors, (66), 1 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) [2022-11-25 17:27:31,057 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:27:33,068 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:27:41,069 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:27:44,663 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:27:46,674 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:27:51,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:27:51,835 INFO L93 Difference]: Finished difference Result 122936 states and 174723 transitions. [2022-11-25 17:27:51,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 17:27:51,836 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 33.22222222222222) internal successors, (299), 4 states have internal predecessors, (299), 2 states have call successors, (66), 7 states have call predecessors, (66), 1 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) Word has length 662 [2022-11-25 17:27:51,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:27:52,055 INFO L225 Difference]: With dead ends: 122936 [2022-11-25 17:27:52,056 INFO L226 Difference]: Without dead ends: 66117 [2022-11-25 17:27:52,183 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2022-11-25 17:27:52,184 INFO L413 NwaCegarLoop]: 3888 mSDtfsCounter, 4377 mSDsluCounter, 10577 mSDsCounter, 0 mSdLazyCounter, 7540 mSolverCounterSat, 2472 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4632 SdHoareTripleChecker+Valid, 14465 SdHoareTripleChecker+Invalid, 10017 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2472 IncrementalHoareTripleChecker+Valid, 7540 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.7s IncrementalHoareTripleChecker+Time [2022-11-25 17:27:52,184 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4632 Valid, 14465 Invalid, 10017 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2472 Valid, 7540 Invalid, 5 Unknown, 0 Unchecked, 26.7s Time] [2022-11-25 17:27:52,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66117 states. [2022-11-25 17:27:55,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66117 to 56864. [2022-11-25 17:27:55,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56864 states, 39831 states have (on average 1.3116165800507142) internal successors, (52243), 40379 states have internal predecessors, (52243), 13666 states have call successors, (13666), 3341 states have call predecessors, (13666), 3366 states have return successors, (13897), 13515 states have call predecessors, (13897), 13665 states have call successors, (13897) [2022-11-25 17:27:55,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56864 states to 56864 states and 79806 transitions. [2022-11-25 17:27:55,379 INFO L78 Accepts]: Start accepts. Automaton has 56864 states and 79806 transitions. Word has length 662 [2022-11-25 17:27:55,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:27:55,380 INFO L495 AbstractCegarLoop]: Abstraction has 56864 states and 79806 transitions. [2022-11-25 17:27:55,380 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 33.22222222222222) internal successors, (299), 4 states have internal predecessors, (299), 2 states have call successors, (66), 7 states have call predecessors, (66), 1 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) [2022-11-25 17:27:55,380 INFO L276 IsEmpty]: Start isEmpty. Operand 56864 states and 79806 transitions. [2022-11-25 17:27:55,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 690 [2022-11-25 17:27:55,471 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:27:55,471 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 7, 7, 7, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 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, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:27:55,472 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-25 17:27:55,472 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 17:27:55,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:27:55,473 INFO L85 PathProgramCache]: Analyzing trace with hash -336475561, now seen corresponding path program 1 times [2022-11-25 17:27:55,473 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:27:55,473 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1666125376] [2022-11-25 17:27:55,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:27:55,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:27:56,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 17:27:57,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:57,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:27:57,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 17:27:57,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:57,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:27:57,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 17:27:57,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:57,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:27:57,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-25 17:27:57,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:57,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:27:57,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-25 17:27:57,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:57,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-25 17:27:57,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:57,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-25 17:27:57,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:57,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-11-25 17:27:57,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:57,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-11-25 17:27:57,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:57,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-25 17:27:57,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:57,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-11-25 17:27:57,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:57,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:27:57,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-11-25 17:27:57,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:57,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:27:57,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2022-11-25 17:27:57,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:57,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:27:57,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-25 17:27:57,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:57,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:27:57,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2022-11-25 17:27:57,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:57,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:27:57,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2022-11-25 17:27:57,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2022-11-25 17:27:57,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2022-11-25 17:27:57,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2022-11-25 17:27:57,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2022-11-25 17:27:57,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2022-11-25 17:27:57,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2022-11-25 17:27:57,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2022-11-25 17:27:57,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2022-11-25 17:27:57,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2022-11-25 17:27:57,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2022-11-25 17:27:57,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2022-11-25 17:27:57,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2022-11-25 17:27:57,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2022-11-25 17:27:57,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2022-11-25 17:27:57,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2022-11-25 17:27:57,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-11-25 17:27:57,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2022-11-25 17:27:57,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2022-11-25 17:27:57,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-11-25 17:27:57,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:57,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-25 17:27:57,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 17:27:57,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-11-25 17:27:57,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2022-11-25 17:27:57,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2022-11-25 17:27:57,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2022-11-25 17:27:57,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2022-11-25 17:27:57,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2022-11-25 17:27:57,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2022-11-25 17:27:57,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2022-11-25 17:27:57,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2022-11-25 17:27:57,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 471 [2022-11-25 17:27:57,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 478 [2022-11-25 17:27:57,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:57,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:27:57,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2022-11-25 17:27:58,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:58,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:58,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:58,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:27:58,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:58,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 511 [2022-11-25 17:27:58,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:58,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 559 [2022-11-25 17:27:58,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:58,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 564 [2022-11-25 17:27:58,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:58,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 590 [2022-11-25 17:27:58,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:58,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 595 [2022-11-25 17:27:58,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:58,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 601 [2022-11-25 17:27:58,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:58,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 607 [2022-11-25 17:27:58,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:58,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 613 [2022-11-25 17:27:58,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:58,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:58,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:58,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 630 [2022-11-25 17:27:58,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:58,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 639 [2022-11-25 17:27:58,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:58,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 17:27:58,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:58,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 656 [2022-11-25 17:27:58,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:58,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 664 [2022-11-25 17:27:58,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:58,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:58,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:58,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 677 [2022-11-25 17:27:58,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:58,399 INFO L134 CoverageAnalysis]: Checked inductivity of 947 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 923 trivial. 0 not checked. [2022-11-25 17:27:58,399 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:27:58,399 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1666125376] [2022-11-25 17:27:58,400 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1666125376] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:27:58,400 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:27:58,400 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-25 17:27:58,400 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606754426] [2022-11-25 17:27:58,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:27:58,401 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-25 17:27:58,402 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:27:58,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-25 17:27:58,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2022-11-25 17:27:58,403 INFO L87 Difference]: Start difference. First operand 56864 states and 79806 transitions. Second operand has 9 states, 9 states have (on average 34.22222222222222) internal successors, (308), 4 states have internal predecessors, (308), 2 states have call successors, (72), 7 states have call predecessors, (72), 1 states have return successors, (70), 2 states have call predecessors, (70), 2 states have call successors, (70) [2022-11-25 17:28:08,936 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:28:10,940 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:28:12,945 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:28:20,059 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:28:27,803 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:28:29,813 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:28:39,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:28:39,182 INFO L93 Difference]: Finished difference Result 154426 states and 226909 transitions. [2022-11-25 17:28:39,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 17:28:39,182 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 34.22222222222222) internal successors, (308), 4 states have internal predecessors, (308), 2 states have call successors, (72), 7 states have call predecessors, (72), 1 states have return successors, (70), 2 states have call predecessors, (70), 2 states have call successors, (70) Word has length 689 [2022-11-25 17:28:39,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:28:39,806 INFO L225 Difference]: With dead ends: 154426 [2022-11-25 17:28:39,806 INFO L226 Difference]: Without dead ends: 97607 [2022-11-25 17:28:39,951 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2022-11-25 17:28:39,952 INFO L413 NwaCegarLoop]: 4404 mSDtfsCounter, 5934 mSDsluCounter, 14590 mSDsCounter, 0 mSdLazyCounter, 11202 mSolverCounterSat, 3734 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6563 SdHoareTripleChecker+Valid, 18994 SdHoareTripleChecker+Invalid, 14942 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3734 IncrementalHoareTripleChecker+Valid, 11202 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.2s IncrementalHoareTripleChecker+Time [2022-11-25 17:28:39,952 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6563 Valid, 18994 Invalid, 14942 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3734 Valid, 11202 Invalid, 6 Unknown, 0 Unchecked, 35.2s Time] [2022-11-25 17:28:40,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97607 states. [2022-11-25 17:28:43,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97607 to 56896. [2022-11-25 17:28:44,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56896 states, 39863 states have (on average 1.3113664300228283) internal successors, (52275), 40411 states have internal predecessors, (52275), 13666 states have call successors, (13666), 3341 states have call predecessors, (13666), 3366 states have return successors, (13897), 13515 states have call predecessors, (13897), 13665 states have call successors, (13897) [2022-11-25 17:28:44,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56896 states to 56896 states and 79838 transitions. [2022-11-25 17:28:44,418 INFO L78 Accepts]: Start accepts. Automaton has 56896 states and 79838 transitions. Word has length 689 [2022-11-25 17:28:44,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:28:44,420 INFO L495 AbstractCegarLoop]: Abstraction has 56896 states and 79838 transitions. [2022-11-25 17:28:44,420 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 34.22222222222222) internal successors, (308), 4 states have internal predecessors, (308), 2 states have call successors, (72), 7 states have call predecessors, (72), 1 states have return successors, (70), 2 states have call predecessors, (70), 2 states have call successors, (70) [2022-11-25 17:28:44,420 INFO L276 IsEmpty]: Start isEmpty. Operand 56896 states and 79838 transitions. [2022-11-25 17:28:44,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 697 [2022-11-25 17:28:44,539 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:28:44,540 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 7, 7, 7, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:28:44,540 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-25 17:28:44,540 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 17:28:44,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:28:44,541 INFO L85 PathProgramCache]: Analyzing trace with hash -1687906833, now seen corresponding path program 1 times [2022-11-25 17:28:44,541 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:28:44,541 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1412850100] [2022-11-25 17:28:44,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:28:44,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:28:45,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 17:28:46,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:28:46,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:28:46,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 17:28:46,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:28:46,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:28:46,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 17:28:46,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:28:46,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:28:46,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-25 17:28:46,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:28:46,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:28:46,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-25 17:28:46,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:28:46,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-25 17:28:46,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:28:46,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-25 17:28:46,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:28:46,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-11-25 17:28:46,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:28:46,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-11-25 17:28:46,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:28:46,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-25 17:28:46,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:28:46,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-11-25 17:28:46,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:28:46,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:28:46,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-11-25 17:28:46,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:28:46,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:28:46,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2022-11-25 17:28:46,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:28:46,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:28:46,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-25 17:28:46,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:28:46,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:28:46,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2022-11-25 17:28:46,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:28:46,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:28:46,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2022-11-25 17:28:46,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2022-11-25 17:28:46,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2022-11-25 17:28:46,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2022-11-25 17:28:46,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2022-11-25 17:28:46,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2022-11-25 17:28:46,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2022-11-25 17:28:46,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2022-11-25 17:28:46,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2022-11-25 17:28:46,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2022-11-25 17:28:46,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2022-11-25 17:28:46,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2022-11-25 17:28:46,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2022-11-25 17:28:46,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2022-11-25 17:28:46,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2022-11-25 17:28:46,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2022-11-25 17:28:46,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-11-25 17:28:46,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2022-11-25 17:28:46,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2022-11-25 17:28:46,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-11-25 17:28:46,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:28:46,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-25 17:28:46,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 17:28:46,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-11-25 17:28:46,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2022-11-25 17:28:46,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 433 [2022-11-25 17:28:46,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2022-11-25 17:28:46,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2022-11-25 17:28:46,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2022-11-25 17:28:46,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 460 [2022-11-25 17:28:46,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2022-11-25 17:28:46,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2022-11-25 17:28:46,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 474 [2022-11-25 17:28:46,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 478 [2022-11-25 17:28:46,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2022-11-25 17:28:46,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:28:46,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:28:46,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 504 [2022-11-25 17:28:46,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:28:46,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:28:46,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 518 [2022-11-25 17:28:46,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 566 [2022-11-25 17:28:46,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 571 [2022-11-25 17:28:46,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 597 [2022-11-25 17:28:46,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 602 [2022-11-25 17:28:46,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 608 [2022-11-25 17:28:46,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 614 [2022-11-25 17:28:46,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 620 [2022-11-25 17:28:46,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:28:46,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 637 [2022-11-25 17:28:46,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 646 [2022-11-25 17:28:46,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 17:28:46,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 663 [2022-11-25 17:28:46,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2022-11-25 17:28:46,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:28:46,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 684 [2022-11-25 17:28:46,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:46,967 INFO L134 CoverageAnalysis]: Checked inductivity of 952 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 911 trivial. 0 not checked. [2022-11-25 17:28:46,967 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:28:46,967 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1412850100] [2022-11-25 17:28:46,967 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1412850100] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:28:46,967 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:28:46,968 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-25 17:28:46,968 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [497133741] [2022-11-25 17:28:46,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:28:46,969 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-25 17:28:46,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:28:46,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-25 17:28:46,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2022-11-25 17:28:46,971 INFO L87 Difference]: Start difference. First operand 56896 states and 79838 transitions. Second operand has 9 states, 9 states have (on average 35.55555555555556) internal successors, (320), 4 states have internal predecessors, (320), 2 states have call successors, (73), 7 states have call predecessors, (73), 1 states have return successors, (71), 2 states have call predecessors, (71), 2 states have call successors, (71) [2022-11-25 17:28:53,847 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:28:57,323 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:28:59,335 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:29:01,343 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:29:03,350 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:29:08,987 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:29:22,707 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:29:24,712 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:29:32,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:29:32,248 INFO L93 Difference]: Finished difference Result 167327 states and 237899 transitions. [2022-11-25 17:29:32,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-25 17:29:32,249 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 35.55555555555556) internal successors, (320), 4 states have internal predecessors, (320), 2 states have call successors, (73), 7 states have call predecessors, (73), 1 states have return successors, (71), 2 states have call predecessors, (71), 2 states have call successors, (71) Word has length 696 [2022-11-25 17:29:32,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:29:32,801 INFO L225 Difference]: With dead ends: 167327 [2022-11-25 17:29:32,801 INFO L226 Difference]: Without dead ends: 110476 [2022-11-25 17:29:33,169 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 191 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=111, Unknown=0, NotChecked=0, Total=156 [2022-11-25 17:29:33,170 INFO L413 NwaCegarLoop]: 5103 mSDtfsCounter, 5471 mSDsluCounter, 14400 mSDsCounter, 0 mSdLazyCounter, 12522 mSolverCounterSat, 3240 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5918 SdHoareTripleChecker+Valid, 19503 SdHoareTripleChecker+Invalid, 15769 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3240 IncrementalHoareTripleChecker+Valid, 12522 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 38.3s IncrementalHoareTripleChecker+Time [2022-11-25 17:29:33,170 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5918 Valid, 19503 Invalid, 15769 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3240 Valid, 12522 Invalid, 7 Unknown, 0 Unchecked, 38.3s Time] [2022-11-25 17:29:33,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110476 states. [2022-11-25 17:29:39,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110476 to 97248. [2022-11-25 17:29:39,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97248 states, 68267 states have (on average 1.313606867153969) internal successors, (89676), 69197 states have internal predecessors, (89676), 23233 states have call successors, (23233), 5706 states have call predecessors, (23233), 5747 states have return successors, (23632), 22972 states have call predecessors, (23632), 23232 states have call successors, (23632) [2022-11-25 17:29:40,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97248 states to 97248 states and 136541 transitions. [2022-11-25 17:29:40,236 INFO L78 Accepts]: Start accepts. Automaton has 97248 states and 136541 transitions. Word has length 696 [2022-11-25 17:29:40,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:29:40,237 INFO L495 AbstractCegarLoop]: Abstraction has 97248 states and 136541 transitions. [2022-11-25 17:29:40,237 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 35.55555555555556) internal successors, (320), 4 states have internal predecessors, (320), 2 states have call successors, (73), 7 states have call predecessors, (73), 1 states have return successors, (71), 2 states have call predecessors, (71), 2 states have call successors, (71) [2022-11-25 17:29:40,238 INFO L276 IsEmpty]: Start isEmpty. Operand 97248 states and 136541 transitions. [2022-11-25 17:29:40,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 708 [2022-11-25 17:29:40,394 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:29:40,395 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 7, 7, 7, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:29:40,395 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-25 17:29:40,395 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 17:29:40,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:29:40,396 INFO L85 PathProgramCache]: Analyzing trace with hash -1985117146, now seen corresponding path program 1 times [2022-11-25 17:29:40,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:29:40,396 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1246226305] [2022-11-25 17:29:40,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:29:40,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:29:40,851 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-25 17:29:40,851 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1068054008] [2022-11-25 17:29:40,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:29:40,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:29:40,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:29:40,861 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 17:29:40,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58acac4e-62e6-4f3f-9882-10e8c99a1a77/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-11-25 17:29:44,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:29:44,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 7940 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-25 17:29:44,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:29:44,452 INFO L134 CoverageAnalysis]: Checked inductivity of 958 backedges. 182 proven. 0 refuted. 0 times theorem prover too weak. 776 trivial. 0 not checked. [2022-11-25 17:29:44,452 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 17:29:44,452 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:29:44,452 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1246226305] [2022-11-25 17:29:44,453 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-25 17:29:44,453 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1068054008] [2022-11-25 17:29:44,453 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1068054008] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:29:44,453 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:29:44,453 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 17:29:44,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [948190977] [2022-11-25 17:29:44,454 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:29:44,455 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 17:29:44,455 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:29:44,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 17:29:44,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 17:29:44,456 INFO L87 Difference]: Start difference. First operand 97248 states and 136541 transitions. Second operand has 5 states, 5 states have (on average 66.2) internal successors, (331), 5 states have internal predecessors, (331), 2 states have call successors, (76), 2 states have call predecessors, (76), 2 states have return successors, (74), 2 states have call predecessors, (74), 2 states have call successors, (74)