./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--misc--ftdi-elan.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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_465a94a0-c911-42ab-8e1a-070aba1dd9b3/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_465a94a0-c911-42ab-8e1a-070aba1dd9b3/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_465a94a0-c911-42ab-8e1a-070aba1dd9b3/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_465a94a0-c911-42ab-8e1a-070aba1dd9b3/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--misc--ftdi-elan.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_465a94a0-c911-42ab-8e1a-070aba1dd9b3/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_465a94a0-c911-42ab-8e1a-070aba1dd9b3/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 2753d752216607180728226381b5a5c2bb1273cd3c02dbf53b55cd0db95c4306 --- 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 17:53:31,005 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 17:53:31,009 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 17:53:31,044 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 17:53:31,045 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 17:53:31,046 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 17:53:31,048 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 17:53:31,050 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 17:53:31,052 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 17:53:31,053 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 17:53:31,054 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 17:53:31,055 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 17:53:31,056 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 17:53:31,057 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 17:53:31,059 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 17:53:31,060 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 17:53:31,061 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 17:53:31,062 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 17:53:31,064 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 17:53:31,066 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 17:53:31,068 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 17:53:31,070 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 17:53:31,071 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 17:53:31,072 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 17:53:31,077 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 17:53:31,077 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 17:53:31,078 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 17:53:31,079 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 17:53:31,080 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 17:53:31,081 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 17:53:31,082 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 17:53:31,083 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 17:53:31,084 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 17:53:31,085 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 17:53:31,086 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 17:53:31,087 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 17:53:31,088 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 17:53:31,088 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 17:53:31,089 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 17:53:31,090 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 17:53:31,114 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 17:53:31,115 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_465a94a0-c911-42ab-8e1a-070aba1dd9b3/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-25 17:53:31,169 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 17:53:31,170 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 17:53:31,170 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 17:53:31,171 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 17:53:31,172 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 17:53:31,172 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 17:53:31,173 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 17:53:31,173 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 17:53:31,174 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 17:53:31,174 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 17:53:31,175 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 17:53:31,175 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 17:53:31,176 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 17:53:31,176 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 17:53:31,176 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 17:53:31,176 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 17:53:31,177 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 17:53:31,177 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 17:53:31,177 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 17:53:31,177 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 17:53:31,178 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 17:53:31,178 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:53:31,178 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 17:53:31,179 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 17:53:31,179 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 17:53:31,179 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 17:53:31,179 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 17:53:31,179 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 17:53:31,180 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 17:53:31,181 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 17:53:31,181 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 17:53:31,181 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_465a94a0-c911-42ab-8e1a-070aba1dd9b3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_465a94a0-c911-42ab-8e1a-070aba1dd9b3/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2753d752216607180728226381b5a5c2bb1273cd3c02dbf53b55cd0db95c4306 [2022-11-25 17:53:31,544 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 17:53:31,604 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 17:53:31,606 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 17:53:31,607 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 17:53:31,608 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 17:53:31,610 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_465a94a0-c911-42ab-8e1a-070aba1dd9b3/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--misc--ftdi-elan.ko-entry_point.cil.out.i [2022-11-25 17:53:34,864 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 17:53:35,564 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 17:53:35,567 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_465a94a0-c911-42ab-8e1a-070aba1dd9b3/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--misc--ftdi-elan.ko-entry_point.cil.out.i [2022-11-25 17:53:35,618 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_465a94a0-c911-42ab-8e1a-070aba1dd9b3/bin/uautomizer-ZsLfNo2U6R/data/43792cd9b/ce45b36e0e6145c08399e0c64feb4d25/FLAGd53698331 [2022-11-25 17:53:35,639 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_465a94a0-c911-42ab-8e1a-070aba1dd9b3/bin/uautomizer-ZsLfNo2U6R/data/43792cd9b/ce45b36e0e6145c08399e0c64feb4d25 [2022-11-25 17:53:35,644 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 17:53:35,646 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 17:53:35,648 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 17:53:35,648 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 17:53:35,653 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 17:53:35,653 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:53:35" (1/1) ... [2022-11-25 17:53:35,655 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9a44055 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:53:35, skipping insertion in model container [2022-11-25 17:53:35,655 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:53:35" (1/1) ... [2022-11-25 17:53:35,664 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 17:53:35,792 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 17:53:36,387 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-11-25 17:53:36,406 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-11-25 17:53:36,464 WARN L623 FunctionHandler]: Unknown extern function __xadd_wrong_size [2022-11-25 17:53:37,169 WARN L623 FunctionHandler]: Unknown extern function __msecs_to_jiffies [2022-11-25 17:53:37,186 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-25 17:53:37,307 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:53:37,400 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 17:53:37,407 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 17:53:37,439 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-25 17:53:37,440 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-25 17:53:37,441 WARN L623 FunctionHandler]: Unknown extern function __copy_from_user_overflow [2022-11-25 17:53:37,446 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-25 17:53:37,447 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-11-25 17:53:37,448 WARN L623 FunctionHandler]: Unknown extern function __copy_to_user_overflow [2022-11-25 17:53:37,519 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 17:53:37,615 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 17:53:37,617 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 17:53:37,666 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:53:37,667 WARN L623 FunctionHandler]: Unknown extern function usb_put_dev [2022-11-25 17:53:37,668 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:53:37,768 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 17:53:37,769 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-25 17:53:37,769 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 17:53:37,770 WARN L623 FunctionHandler]: Unknown extern function platform_device_register [2022-11-25 17:53:37,776 WARN L623 FunctionHandler]: Unknown extern function complete [2022-11-25 17:53:37,791 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:53:37,793 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:53:37,803 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:53:37,810 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:37,818 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:37,825 WARN L623 FunctionHandler]: Unknown extern function down [2022-11-25 17:53:37,827 WARN L623 FunctionHandler]: Unknown extern function up [2022-11-25 17:53:37,827 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:37,828 WARN L623 FunctionHandler]: Unknown extern function up [2022-11-25 17:53:37,830 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:37,831 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:37,833 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:37,835 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:37,837 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:37,838 WARN L623 FunctionHandler]: Unknown extern function platform_device_unregister [2022-11-25 17:53:37,839 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:37,846 WARN L623 FunctionHandler]: Unknown extern function usb_find_interface [2022-11-25 17:53:37,847 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:53:37,848 WARN L623 FunctionHandler]: Unknown extern function down_interruptible [2022-11-25 17:53:37,853 WARN L623 FunctionHandler]: Unknown extern function up [2022-11-25 17:53:37,861 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:53:37,863 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:53:37,865 WARN L623 FunctionHandler]: Unknown extern function usb_bulk_msg [2022-11-25 17:53:37,872 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:37,873 WARN L623 FunctionHandler]: Unknown extern function usb_free_coherent [2022-11-25 17:53:37,892 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_urb [2022-11-25 17:53:37,893 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:37,894 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_coherent [2022-11-25 17:53:37,895 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:37,895 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 17:53:37,898 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:53:37,899 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:53:37,913 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-11-25 17:53:37,915 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:37,916 WARN L623 FunctionHandler]: Unknown extern function usb_free_coherent [2022-11-25 17:53:37,917 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 17:53:37,918 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 17:53:37,959 WARN L623 FunctionHandler]: Unknown extern function usb_bulk_msg [2022-11-25 17:53:37,961 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:53:37,962 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:53:37,964 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:37,965 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:37,966 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:37,967 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:37,968 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:37,976 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:53:37,977 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:53:37,982 WARN L623 FunctionHandler]: Unknown extern function complete [2022-11-25 17:53:37,983 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:37,995 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_urb [2022-11-25 17:53:37,996 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_coherent [2022-11-25 17:53:37,998 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-11-25 17:53:37,999 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:38,000 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 17:53:38,001 WARN L623 FunctionHandler]: Unknown extern function usb_free_coherent [2022-11-25 17:53:38,001 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 17:53:38,009 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:53:38,016 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:53:38,034 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:53:38,043 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-11-25 17:53:38,044 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:53:38,052 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-11-25 17:53:38,053 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:53:38,060 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-11-25 17:53:38,061 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:53:38,070 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:53:38,081 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:53:38,091 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:53:38,102 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:53:38,107 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:53:38,112 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:53:38,131 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:53:38,147 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:53:38,158 WARN L623 FunctionHandler]: Unknown extern function usb_bulk_msg [2022-11-25 17:53:38,159 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:53:38,161 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:53:38,163 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:38,164 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:38,165 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:38,166 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:38,167 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:38,168 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:38,173 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_urb [2022-11-25 17:53:38,174 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:38,175 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_coherent [2022-11-25 17:53:38,175 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:38,176 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 17:53:38,178 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-11-25 17:53:38,179 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:38,179 WARN L623 FunctionHandler]: Unknown extern function usb_free_coherent [2022-11-25 17:53:38,180 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 17:53:38,180 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 17:53:38,186 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_urb [2022-11-25 17:53:38,186 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:38,187 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_coherent [2022-11-25 17:53:38,188 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:38,189 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 17:53:38,191 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-11-25 17:53:38,192 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:38,192 WARN L623 FunctionHandler]: Unknown extern function usb_free_coherent [2022-11-25 17:53:38,193 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 17:53:38,193 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 17:53:38,199 WARN L623 FunctionHandler]: Unknown extern function usb_bulk_msg [2022-11-25 17:53:38,200 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:53:38,202 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:53:38,203 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:38,205 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:38,206 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:38,207 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:38,208 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:38,209 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:38,210 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:38,211 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:38,211 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:38,213 WARN L623 FunctionHandler]: Unknown extern function usb_bulk_msg [2022-11-25 17:53:38,216 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:53:38,217 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:53:38,224 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:53:38,231 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:38,232 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:53:38,239 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:38,240 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:38,241 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:38,242 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:38,244 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:38,246 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:38,258 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:53:38,266 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:38,275 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:53:38,278 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:38,292 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 17:53:38,328 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:53:38,332 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:53:38,335 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:53:38,351 WARN L623 FunctionHandler]: Unknown extern function usb_get_dev [2022-11-25 17:53:38,351 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 17:53:38,354 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:38,364 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:38,365 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 17:53:38,367 WARN L623 FunctionHandler]: Unknown extern function usb_register_dev [2022-11-25 17:53:38,367 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:38,368 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 17:53:38,369 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 17:53:38,370 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 17:53:38,371 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 17:53:38,371 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-25 17:53:38,372 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 17:53:38,373 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 17:53:38,373 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-25 17:53:38,374 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 17:53:38,375 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 17:53:38,376 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-25 17:53:38,377 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:38,383 WARN L623 FunctionHandler]: Unknown extern function usb_deregister_dev [2022-11-25 17:53:38,384 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 17:53:38,387 WARN L623 FunctionHandler]: Unknown extern function platform_device_unregister [2022-11-25 17:53:38,388 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 17:53:38,396 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:53:38,397 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 17:53:38,399 WARN L623 FunctionHandler]: Unknown extern function __alloc_workqueue_key [2022-11-25 17:53:38,404 WARN L623 FunctionHandler]: Unknown extern function __alloc_workqueue_key [2022-11-25 17:53:38,406 WARN L623 FunctionHandler]: Unknown extern function __alloc_workqueue_key [2022-11-25 17:53:38,407 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:53:38,409 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:53:38,416 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:53:38,457 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-11-25 17:53:38,461 WARN L623 FunctionHandler]: Unknown extern function no_llseek [2022-11-25 17:53:38,463 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 17:53:38,464 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-25 17:53:38,464 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 17:53:38,465 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-11-25 17:53:38,466 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-25 17:53:38,468 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:38,469 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:38,469 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:38,470 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-11-25 17:53:38,472 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:38,472 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:38,473 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:38,474 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:38,475 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:38,476 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-11-25 17:53:38,477 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-11-25 17:53:38,478 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-11-25 17:53:38,478 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:38,479 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:38,479 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:38,479 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:38,480 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:38,480 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:38,483 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:38,485 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:38,487 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:38,487 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:38,488 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:38,488 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:38,488 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:38,489 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:38,489 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:38,489 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:38,490 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:38,490 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:38,491 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:38,491 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:38,492 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:38,493 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:38,494 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:38,494 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:38,495 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:38,495 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:38,495 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:38,496 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:38,496 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:38,497 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:38,497 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:38,497 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:38,498 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:38,498 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:38,498 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:38,499 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:38,499 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:38,499 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:38,506 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:38,507 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:38,507 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:38,508 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:38,508 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:38,508 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:38,509 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:38,509 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:38,510 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:38,510 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:38,511 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:38,511 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:38,511 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:38,512 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:38,512 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:38,513 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:38,513 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:38,513 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:38,514 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:38,514 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:38,514 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:38,515 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:38,515 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:38,516 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:38,516 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:38,516 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:38,517 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:38,517 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-11-25 17:53:38,518 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-11-25 17:53:38,518 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-11-25 17:53:38,518 WARN L623 FunctionHandler]: Unknown extern function usb_register_driver [2022-11-25 17:53:38,519 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-11-25 17:53:38,520 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-11-25 17:53:38,522 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-11-25 17:53:38,526 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-11-25 17:53:38,526 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-11-25 17:53:38,527 WARN L623 FunctionHandler]: Unknown extern function usb_deregister [2022-11-25 17:53:38,527 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-11-25 17:53:38,529 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-11-25 17:53:38,529 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-11-25 17:53:38,529 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-11-25 17:53:38,530 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-11-25 17:53:38,534 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-11-25 17:53:38,538 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_465a94a0-c911-42ab-8e1a-070aba1dd9b3/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--misc--ftdi-elan.ko-entry_point.cil.out.i[277173,277186] [2022-11-25 17:53:38,811 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:53:38,831 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:53:38,831 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:53:38,832 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:53:38,833 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:53:38,845 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 17:53:38,903 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 17:53:39,021 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-11-25 17:53:39,022 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-11-25 17:53:39,024 WARN L623 FunctionHandler]: Unknown extern function __xadd_wrong_size [2022-11-25 17:53:39,034 WARN L623 FunctionHandler]: Unknown extern function __msecs_to_jiffies [2022-11-25 17:53:39,035 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-25 17:53:39,038 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:53:39,041 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 17:53:39,043 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 17:53:39,044 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-25 17:53:39,046 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-25 17:53:39,046 WARN L623 FunctionHandler]: Unknown extern function __copy_from_user_overflow [2022-11-25 17:53:39,047 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-25 17:53:39,047 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-11-25 17:53:39,047 WARN L623 FunctionHandler]: Unknown extern function __copy_to_user_overflow [2022-11-25 17:53:39,065 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 17:53:39,079 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 17:53:39,080 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 17:53:39,083 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:53:39,084 WARN L623 FunctionHandler]: Unknown extern function usb_put_dev [2022-11-25 17:53:39,085 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:53:39,101 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 17:53:39,102 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-11-25 17:53:39,102 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 17:53:39,103 WARN L623 FunctionHandler]: Unknown extern function platform_device_register [2022-11-25 17:53:39,104 WARN L623 FunctionHandler]: Unknown extern function complete [2022-11-25 17:53:39,108 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:53:39,119 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:53:39,122 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:53:39,124 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,127 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,129 WARN L623 FunctionHandler]: Unknown extern function down [2022-11-25 17:53:39,129 WARN L623 FunctionHandler]: Unknown extern function up [2022-11-25 17:53:39,130 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,130 WARN L623 FunctionHandler]: Unknown extern function up [2022-11-25 17:53:39,131 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,132 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,133 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,134 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,135 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,136 WARN L623 FunctionHandler]: Unknown extern function platform_device_unregister [2022-11-25 17:53:39,139 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,140 WARN L623 FunctionHandler]: Unknown extern function usb_find_interface [2022-11-25 17:53:39,141 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:53:39,142 WARN L623 FunctionHandler]: Unknown extern function down_interruptible [2022-11-25 17:53:39,143 WARN L623 FunctionHandler]: Unknown extern function up [2022-11-25 17:53:39,145 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:53:39,148 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:53:39,149 WARN L623 FunctionHandler]: Unknown extern function usb_bulk_msg [2022-11-25 17:53:39,151 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,152 WARN L623 FunctionHandler]: Unknown extern function usb_free_coherent [2022-11-25 17:53:39,158 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_urb [2022-11-25 17:53:39,159 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,159 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_coherent [2022-11-25 17:53:39,160 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,160 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 17:53:39,162 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:53:39,163 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:53:39,164 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-11-25 17:53:39,164 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,165 WARN L623 FunctionHandler]: Unknown extern function usb_free_coherent [2022-11-25 17:53:39,166 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 17:53:39,166 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 17:53:39,178 WARN L623 FunctionHandler]: Unknown extern function usb_bulk_msg [2022-11-25 17:53:39,179 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:53:39,181 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:53:39,183 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,183 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,184 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,185 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,185 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,190 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:53:39,191 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:53:39,194 WARN L623 FunctionHandler]: Unknown extern function complete [2022-11-25 17:53:39,195 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,201 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_urb [2022-11-25 17:53:39,202 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_coherent [2022-11-25 17:53:39,203 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-11-25 17:53:39,203 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,204 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 17:53:39,204 WARN L623 FunctionHandler]: Unknown extern function usb_free_coherent [2022-11-25 17:53:39,205 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 17:53:39,208 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:53:39,210 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:53:39,213 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:53:39,219 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-11-25 17:53:39,221 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:53:39,225 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-11-25 17:53:39,225 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:53:39,230 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-11-25 17:53:39,230 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:53:39,237 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:53:39,243 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:53:39,249 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:53:39,257 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:53:39,258 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:53:39,259 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:53:39,265 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:53:39,272 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:53:39,275 WARN L623 FunctionHandler]: Unknown extern function usb_bulk_msg [2022-11-25 17:53:39,276 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:53:39,277 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:53:39,279 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,280 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,280 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,281 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,281 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,282 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,283 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_urb [2022-11-25 17:53:39,284 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,285 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_coherent [2022-11-25 17:53:39,288 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,289 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 17:53:39,290 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-11-25 17:53:39,290 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,291 WARN L623 FunctionHandler]: Unknown extern function usb_free_coherent [2022-11-25 17:53:39,291 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 17:53:39,291 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 17:53:39,292 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_urb [2022-11-25 17:53:39,293 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,293 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_coherent [2022-11-25 17:53:39,294 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,296 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 17:53:39,297 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-11-25 17:53:39,298 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,298 WARN L623 FunctionHandler]: Unknown extern function usb_free_coherent [2022-11-25 17:53:39,299 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 17:53:39,299 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 17:53:39,301 WARN L623 FunctionHandler]: Unknown extern function usb_bulk_msg [2022-11-25 17:53:39,302 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:53:39,304 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:53:39,305 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,310 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,311 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,311 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,312 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,313 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,313 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,314 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,314 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,317 WARN L623 FunctionHandler]: Unknown extern function usb_bulk_msg [2022-11-25 17:53:39,320 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:53:39,322 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:53:39,324 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:53:39,325 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,325 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:53:39,326 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,328 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,329 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,330 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,331 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,333 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,340 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:53:39,343 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,344 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:53:39,347 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,397 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 17:53:39,405 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:53:39,405 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:53:39,406 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:53:39,414 WARN L623 FunctionHandler]: Unknown extern function usb_get_dev [2022-11-25 17:53:39,414 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 17:53:39,416 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,417 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,417 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 17:53:39,418 WARN L623 FunctionHandler]: Unknown extern function usb_register_dev [2022-11-25 17:53:39,419 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,419 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 17:53:39,420 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 17:53:39,421 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 17:53:39,422 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 17:53:39,424 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-25 17:53:39,425 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 17:53:39,426 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 17:53:39,427 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-25 17:53:39,427 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 17:53:39,428 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 17:53:39,429 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-25 17:53:39,430 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:53:39,432 WARN L623 FunctionHandler]: Unknown extern function usb_deregister_dev [2022-11-25 17:53:39,432 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 17:53:39,433 WARN L623 FunctionHandler]: Unknown extern function platform_device_unregister [2022-11-25 17:53:39,434 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 17:53:39,436 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:53:39,436 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 17:53:39,438 WARN L623 FunctionHandler]: Unknown extern function __alloc_workqueue_key [2022-11-25 17:53:39,439 WARN L623 FunctionHandler]: Unknown extern function __alloc_workqueue_key [2022-11-25 17:53:39,440 WARN L623 FunctionHandler]: Unknown extern function __alloc_workqueue_key [2022-11-25 17:53:39,441 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:53:39,442 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:53:39,443 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:53:39,457 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-11-25 17:53:39,461 WARN L623 FunctionHandler]: Unknown extern function no_llseek [2022-11-25 17:53:39,462 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 17:53:39,463 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-25 17:53:39,463 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 17:53:39,464 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-11-25 17:53:39,464 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-25 17:53:39,465 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:39,465 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:39,465 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:39,466 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-11-25 17:53:39,466 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:39,467 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:39,467 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:39,467 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:39,468 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:39,468 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-11-25 17:53:39,469 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-11-25 17:53:39,469 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-11-25 17:53:39,469 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:39,470 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:39,470 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:39,470 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:39,471 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:39,471 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:39,471 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:39,472 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:39,472 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:39,472 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:39,473 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:39,473 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:39,473 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:39,474 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:39,474 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:39,474 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:39,474 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:39,475 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:39,475 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:39,475 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:39,476 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:39,476 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:39,476 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:39,477 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:39,477 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:39,477 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:39,477 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:39,478 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:39,478 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:39,478 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:39,479 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:39,479 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:39,479 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:39,480 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:39,480 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:39,480 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:39,480 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:39,481 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:39,481 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:39,481 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:39,482 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:39,482 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:39,482 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:39,483 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:39,483 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:39,483 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:39,483 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:39,484 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:39,484 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:39,484 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:39,485 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:39,485 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:39,485 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:39,485 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:39,486 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:39,486 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:39,486 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:39,487 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:39,487 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:39,487 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:39,488 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:39,488 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:39,488 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:39,489 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 17:53:39,489 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:53:39,489 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-11-25 17:53:39,489 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-11-25 17:53:39,490 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-11-25 17:53:39,490 WARN L623 FunctionHandler]: Unknown extern function usb_register_driver [2022-11-25 17:53:39,491 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-11-25 17:53:39,491 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-11-25 17:53:39,491 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-11-25 17:53:39,492 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-11-25 17:53:39,492 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-11-25 17:53:39,492 WARN L623 FunctionHandler]: Unknown extern function usb_deregister [2022-11-25 17:53:39,493 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-11-25 17:53:39,493 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-11-25 17:53:39,494 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-11-25 17:53:39,495 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-11-25 17:53:39,495 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-11-25 17:53:39,495 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-11-25 17:53:39,496 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_465a94a0-c911-42ab-8e1a-070aba1dd9b3/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--misc--ftdi-elan.ko-entry_point.cil.out.i[277173,277186] [2022-11-25 17:53:39,509 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:53:39,512 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:53:39,512 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:53:39,513 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:53:39,513 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:53:39,514 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 17:53:39,656 INFO L208 MainTranslator]: Completed translation [2022-11-25 17:53:39,657 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:53:39 WrapperNode [2022-11-25 17:53:39,657 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 17:53:39,659 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 17:53:39,659 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 17:53:39,659 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 17:53:39,667 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:53:39" (1/1) ... [2022-11-25 17:53:39,776 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:53:39" (1/1) ... [2022-11-25 17:53:40,096 INFO L138 Inliner]: procedures = 384, calls = 3030, calls flagged for inlining = 180, calls inlined = 148, statements flattened = 6793 [2022-11-25 17:53:40,097 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 17:53:40,098 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 17:53:40,098 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 17:53:40,098 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 17:53:40,109 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:53:39" (1/1) ... [2022-11-25 17:53:40,109 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:53:39" (1/1) ... [2022-11-25 17:53:40,179 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:53:39" (1/1) ... [2022-11-25 17:53:40,184 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:53:39" (1/1) ... [2022-11-25 17:53:40,366 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:53:39" (1/1) ... [2022-11-25 17:53:40,408 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:53:39" (1/1) ... [2022-11-25 17:53:40,444 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:53:39" (1/1) ... [2022-11-25 17:53:40,458 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:53:39" (1/1) ... [2022-11-25 17:53:40,492 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 17:53:40,493 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 17:53:40,494 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 17:53:40,494 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 17:53:40,495 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:53:39" (1/1) ... [2022-11-25 17:53:40,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:53:40,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_465a94a0-c911-42ab-8e1a-070aba1dd9b3/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:53:40,534 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_465a94a0-c911-42ab-8e1a-070aba1dd9b3/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 17:53:40,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_465a94a0-c911-42ab-8e1a-070aba1dd9b3/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 17:53:40,586 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2022-11-25 17:53:40,586 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2022-11-25 17:53:40,587 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2022-11-25 17:53:40,587 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2022-11-25 17:53:40,587 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-25 17:53:40,587 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-25 17:53:40,587 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2022-11-25 17:53:40,587 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2022-11-25 17:53:40,588 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_kick_command_queue [2022-11-25 17:53:40,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_kick_command_queue [2022-11-25 17:53:40,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-25 17:53:40,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-25 17:53:40,588 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-25 17:53:40,588 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-25 17:53:40,589 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_flush_input_fifo [2022-11-25 17:53:40,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_flush_input_fifo [2022-11-25 17:53:40,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-25 17:53:40,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-25 17:53:40,589 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2022-11-25 17:53:40,589 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2022-11-25 17:53:40,590 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_read_config [2022-11-25 17:53:40,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_read_config [2022-11-25 17:53:40,590 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2022-11-25 17:53:40,590 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2022-11-25 17:53:40,590 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2022-11-25 17:53:40,590 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2022-11-25 17:53:40,591 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2022-11-25 17:53:40,591 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2022-11-25 17:53:40,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_u132_lock_of_usb_ftdi [2022-11-25 17:53:40,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_u132_lock_of_usb_ftdi [2022-11-25 17:53:40,591 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-25 17:53:40,591 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-25 17:53:40,592 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2022-11-25 17:53:40,592 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2022-11-25 17:53:40,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-25 17:53:40,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-25 17:53:40,592 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2022-11-25 17:53:40,592 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2022-11-25 17:53:40,593 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-25 17:53:40,593 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-25 17:53:40,593 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-11-25 17:53:40,593 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-11-25 17:53:40,593 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_status_work [2022-11-25 17:53:40,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_status_work [2022-11-25 17:53:40,593 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_response_cancel_work [2022-11-25 17:53:40,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_response_cancel_work [2022-11-25 17:53:40,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 17:53:40,594 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-25 17:53:40,594 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-25 17:53:40,594 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2022-11-25 17:53:40,594 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2022-11-25 17:53:40,595 INFO L130 BoogieDeclarations]: Found specification of procedure up [2022-11-25 17:53:40,595 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2022-11-25 17:53:40,595 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_get_kref [2022-11-25 17:53:40,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_get_kref [2022-11-25 17:53:40,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-25 17:53:40,596 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2022-11-25 17:53:40,596 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2022-11-25 17:53:40,596 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2022-11-25 17:53:40,597 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2022-11-25 17:53:40,597 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2022-11-25 17:53:40,597 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_status_cancel_work [2022-11-25 17:53:40,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_status_cancel_work [2022-11-25 17:53:40,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_ftdi_module_lock [2022-11-25 17:53:40,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_ftdi_module_lock [2022-11-25 17:53:40,598 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 17:53:40,598 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2022-11-25 17:53:40,598 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2022-11-25 17:53:40,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-25 17:53:40,598 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_command_cancel_work [2022-11-25 17:53:40,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_command_cancel_work [2022-11-25 17:53:40,599 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2022-11-25 17:53:40,599 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2022-11-25 17:53:40,599 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-11-25 17:53:40,599 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-11-25 17:53:40,599 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-25 17:53:40,599 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-25 17:53:40,600 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_do_callback [2022-11-25 17:53:40,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_do_callback [2022-11-25 17:53:40,600 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_command_requeue_work [2022-11-25 17:53:40,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_command_requeue_work [2022-11-25 17:53:40,600 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2022-11-25 17:53:40,600 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2022-11-25 17:53:40,601 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-25 17:53:40,601 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-25 17:53:40,601 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2022-11-25 17:53:40,601 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2022-11-25 17:53:40,601 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2022-11-25 17:53:40,601 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2022-11-25 17:53:40,602 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_found_controller [2022-11-25 17:53:40,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_found_controller [2022-11-25 17:53:40,602 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_setup_controller [2022-11-25 17:53:40,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_setup_controller [2022-11-25 17:53:40,602 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_gone_away [2022-11-25 17:53:40,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_gone_away [2022-11-25 17:53:40,603 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_write_config [2022-11-25 17:53:40,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_write_config [2022-11-25 17:53:40,603 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_respond_work [2022-11-25 17:53:40,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_respond_work [2022-11-25 17:53:40,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-25 17:53:40,603 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_status_requeue_work [2022-11-25 17:53:40,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_status_requeue_work [2022-11-25 17:53:40,604 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2022-11-25 17:53:40,604 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2022-11-25 17:53:40,604 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2022-11-25 17:53:40,604 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2022-11-25 17:53:40,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 17:53:40,604 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2022-11-25 17:53:40,605 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2022-11-25 17:53:40,605 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_read_reg [2022-11-25 17:53:40,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_read_reg [2022-11-25 17:53:40,605 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_disconnect [2022-11-25 17:53:40,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_disconnect [2022-11-25 17:53:40,605 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_respond_queue_work [2022-11-25 17:53:40,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_respond_queue_work [2022-11-25 17:53:40,606 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_write [2022-11-25 17:53:40,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_write [2022-11-25 17:53:40,606 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-11-25 17:53:40,606 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-11-25 17:53:40,606 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_abandon_completions [2022-11-25 17:53:40,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_abandon_completions [2022-11-25 17:53:40,607 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2022-11-25 17:53:40,608 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2022-11-25 17:53:40,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 17:53:40,608 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2022-11-25 17:53:40,608 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2022-11-25 17:53:40,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-25 17:53:40,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-25 17:53:40,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_89 [2022-11-25 17:53:40,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_89 [2022-11-25 17:53:40,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_88 [2022-11-25 17:53:40,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_88 [2022-11-25 17:53:40,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_87 [2022-11-25 17:53:40,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_87 [2022-11-25 17:53:40,610 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_command_work [2022-11-25 17:53:40,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_command_work [2022-11-25 17:53:40,610 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-25 17:53:40,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-25 17:53:40,610 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_put_kref [2022-11-25 17:53:40,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_put_kref [2022-11-25 17:53:40,611 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_abandon_targets [2022-11-25 17:53:40,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_abandon_targets [2022-11-25 17:53:40,611 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-25 17:53:40,611 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_write_pcimem [2022-11-25 17:53:40,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_write_pcimem [2022-11-25 17:53:40,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-25 17:53:40,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-25 17:53:40,612 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2022-11-25 17:53:40,612 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2022-11-25 17:53:40,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_u132_lock_of_usb_ftdi [2022-11-25 17:53:40,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_u132_lock_of_usb_ftdi [2022-11-25 17:53:40,613 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 17:53:40,613 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2022-11-25 17:53:40,613 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2022-11-25 17:53:40,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-25 17:53:40,613 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_response_requeue_work [2022-11-25 17:53:40,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_response_requeue_work [2022-11-25 17:53:40,614 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-25 17:53:40,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-25 17:53:40,614 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2022-11-25 17:53:40,614 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2022-11-25 17:53:40,614 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_command_queue_work [2022-11-25 17:53:40,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_command_queue_work [2022-11-25 17:53:40,614 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-11-25 17:53:40,615 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-11-25 17:53:40,615 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_read_pcimem [2022-11-25 17:53:40,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_read_pcimem [2022-11-25 17:53:40,615 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2022-11-25 17:53:40,615 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2022-11-25 17:53:40,615 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-11-25 17:53:40,616 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-11-25 17:53:40,616 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-25 17:53:40,616 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-25 17:53:40,616 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-25 17:53:40,616 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-25 17:53:40,616 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-11-25 17:53:40,616 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-11-25 17:53:40,617 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_write_reg [2022-11-25 17:53:40,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_write_reg [2022-11-25 17:53:40,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_ftdi_module_lock [2022-11-25 17:53:40,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_ftdi_module_lock [2022-11-25 17:53:40,617 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2022-11-25 17:53:40,617 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2022-11-25 17:53:40,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 17:53:40,618 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 17:53:40,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 17:53:41,665 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 17:53:41,673 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 17:53:43,019 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-25 17:54:00,324 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 17:54:00,355 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 17:54:00,355 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-25 17:54:00,361 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:54:00 BoogieIcfgContainer [2022-11-25 17:54:00,362 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 17:54:00,365 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 17:54:00,365 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 17:54:00,369 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 17:54:00,369 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 05:53:35" (1/3) ... [2022-11-25 17:54:00,370 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a5cc3db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 05:54:00, skipping insertion in model container [2022-11-25 17:54:00,371 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:53:39" (2/3) ... [2022-11-25 17:54:00,372 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a5cc3db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 05:54:00, skipping insertion in model container [2022-11-25 17:54:00,372 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:54:00" (3/3) ... [2022-11-25 17:54:00,374 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--usb--misc--ftdi-elan.ko-entry_point.cil.out.i [2022-11-25 17:54:00,397 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 17:54:00,397 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-25 17:54:00,506 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 17:54:00,514 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;@613c1c8b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 17:54:00,514 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-25 17:54:00,526 INFO L276 IsEmpty]: Start isEmpty. Operand has 1701 states, 1153 states have (on average 1.4058976582827407) internal successors, (1621), 1206 states have internal predecessors, (1621), 461 states have call successors, (461), 86 states have call predecessors, (461), 85 states have return successors, (454), 445 states have call predecessors, (454), 454 states have call successors, (454) [2022-11-25 17:54:00,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-11-25 17:54:00,552 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:54:00,553 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2022-11-25 17:54:00,553 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 17:54:00,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:54:00,560 INFO L85 PathProgramCache]: Analyzing trace with hash -1576858883, now seen corresponding path program 1 times [2022-11-25 17:54:00,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:54:00,571 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [547115143] [2022-11-25 17:54:00,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:54:00,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:54:01,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:01,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 17:54:01,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:01,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:54:01,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:01,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:54:01,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:01,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 17:54:01,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:01,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:54:01,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:01,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:54:01,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:01,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 17:54:01,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:01,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:54:01,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:01,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:54:01,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:01,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-25 17:54:01,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:01,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:54:01,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:01,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:54:01,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:01,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-25 17:54:01,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:01,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:54:01,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:01,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:54:01,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:01,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-25 17:54:01,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:01,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-25 17:54:01,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:01,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-25 17:54:01,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:01,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-11-25 17:54:01,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:01,869 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2022-11-25 17:54:01,870 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:54:01,870 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [547115143] [2022-11-25 17:54:01,871 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [547115143] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:54:01,871 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:54:01,871 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 17:54:01,873 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [970644581] [2022-11-25 17:54:01,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:54:01,878 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 17:54:01,878 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:54:01,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 17:54:01,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 17:54:01,919 INFO L87 Difference]: Start difference. First operand has 1701 states, 1153 states have (on average 1.4058976582827407) internal successors, (1621), 1206 states have internal predecessors, (1621), 461 states have call successors, (461), 86 states have call predecessors, (461), 85 states have return successors, (454), 445 states have call predecessors, (454), 454 states have call successors, (454) Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (15), 5 states have call predecessors, (15), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-25 17:54:04,919 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:54:05,958 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:54:10,135 WARN L539 Checker$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 17:54:11,858 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:54:18,451 WARN L539 Checker$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 17:54:21,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:54:21,365 INFO L93 Difference]: Finished difference Result 3709 states and 5973 transitions. [2022-11-25 17:54:21,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 17:54:21,368 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (15), 5 states have call predecessors, (15), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 135 [2022-11-25 17:54:21,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:54:21,424 INFO L225 Difference]: With dead ends: 3709 [2022-11-25 17:54:21,425 INFO L226 Difference]: Without dead ends: 1999 [2022-11-25 17:54:21,463 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2022-11-25 17:54:21,466 INFO L413 NwaCegarLoop]: 2142 mSDtfsCounter, 1529 mSDsluCounter, 1217 mSDsCounter, 0 mSdLazyCounter, 1286 mSolverCounterSat, 1929 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1567 SdHoareTripleChecker+Valid, 3359 SdHoareTripleChecker+Invalid, 3217 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1929 IncrementalHoareTripleChecker+Valid, 1286 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.9s IncrementalHoareTripleChecker+Time [2022-11-25 17:54:21,467 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1567 Valid, 3359 Invalid, 3217 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1929 Valid, 1286 Invalid, 2 Unknown, 0 Unchecked, 18.9s Time] [2022-11-25 17:54:21,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1999 states. [2022-11-25 17:54:21,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1999 to 1687. [2022-11-25 17:54:21,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1687 states, 1148 states have (on average 1.3980836236933798) internal successors, (1605), 1192 states have internal predecessors, (1605), 454 states have call successors, (454), 85 states have call predecessors, (454), 84 states have return successors, (445), 436 states have call predecessors, (445), 445 states have call successors, (445) [2022-11-25 17:54:21,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1687 states to 1687 states and 2504 transitions. [2022-11-25 17:54:21,761 INFO L78 Accepts]: Start accepts. Automaton has 1687 states and 2504 transitions. Word has length 135 [2022-11-25 17:54:21,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:54:21,762 INFO L495 AbstractCegarLoop]: Abstraction has 1687 states and 2504 transitions. [2022-11-25 17:54:21,762 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (15), 5 states have call predecessors, (15), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-25 17:54:21,762 INFO L276 IsEmpty]: Start isEmpty. Operand 1687 states and 2504 transitions. [2022-11-25 17:54:21,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-11-25 17:54:21,784 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:54:21,785 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2022-11-25 17:54:21,785 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-25 17:54:21,786 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 17:54:21,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:54:21,790 INFO L85 PathProgramCache]: Analyzing trace with hash -212032333, now seen corresponding path program 1 times [2022-11-25 17:54:21,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:54:21,791 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855285752] [2022-11-25 17:54:21,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:54:21,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:54:21,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:22,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 17:54:22,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:22,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:54:22,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:22,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:54:22,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:22,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 17:54:22,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:22,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:54:22,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:22,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:54:22,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:22,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 17:54:22,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:22,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:54:22,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:22,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:54:22,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:22,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-25 17:54:22,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:22,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:54:22,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:22,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:54:22,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:22,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-25 17:54:22,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:22,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:54:22,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:22,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:54:22,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:22,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-25 17:54:22,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:22,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-25 17:54:22,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:23,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-25 17:54:23,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:23,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-11-25 17:54:23,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:23,039 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2022-11-25 17:54:23,040 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:54:23,040 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1855285752] [2022-11-25 17:54:23,040 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1855285752] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:54:23,041 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:54:23,041 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 17:54:23,041 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1939533599] [2022-11-25 17:54:23,041 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:54:23,043 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 17:54:23,043 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:54:23,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 17:54:23,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-25 17:54:23,045 INFO L87 Difference]: Start difference. First operand 1687 states and 2504 transitions. Second operand has 6 states, 6 states have (on average 7.5) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (15), 6 states have call predecessors, (15), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-25 17:54:26,319 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:54:28,327 WARN L539 Checker$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 17:54:32,121 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:54:39,006 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:54:43,837 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:54:45,235 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:54:48,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:54:48,170 INFO L93 Difference]: Finished difference Result 2063 states and 3225 transitions. [2022-11-25 17:54:48,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 17:54:48,171 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (15), 6 states have call predecessors, (15), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 135 [2022-11-25 17:54:48,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:54:48,192 INFO L225 Difference]: With dead ends: 2063 [2022-11-25 17:54:48,193 INFO L226 Difference]: Without dead ends: 2058 [2022-11-25 17:54:48,195 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 41 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 17:54:48,200 INFO L413 NwaCegarLoop]: 2134 mSDtfsCounter, 3783 mSDsluCounter, 1325 mSDsCounter, 0 mSdLazyCounter, 1494 mSolverCounterSat, 2351 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3925 SdHoareTripleChecker+Valid, 3459 SdHoareTripleChecker+Invalid, 3848 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2351 IncrementalHoareTripleChecker+Valid, 1494 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.7s IncrementalHoareTripleChecker+Time [2022-11-25 17:54:48,202 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3925 Valid, 3459 Invalid, 3848 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2351 Valid, 1494 Invalid, 3 Unknown, 0 Unchecked, 24.7s Time] [2022-11-25 17:54:48,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2058 states. [2022-11-25 17:54:48,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2058 to 1744. [2022-11-25 17:54:48,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1744 states, 1189 states have (on average 1.3936080740117747) internal successors, (1657), 1233 states have internal predecessors, (1657), 461 states have call successors, (461), 94 states have call predecessors, (461), 93 states have return successors, (454), 445 states have call predecessors, (454), 454 states have call successors, (454) [2022-11-25 17:54:48,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1744 states to 1744 states and 2572 transitions. [2022-11-25 17:54:48,335 INFO L78 Accepts]: Start accepts. Automaton has 1744 states and 2572 transitions. Word has length 135 [2022-11-25 17:54:48,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:54:48,337 INFO L495 AbstractCegarLoop]: Abstraction has 1744 states and 2572 transitions. [2022-11-25 17:54:48,338 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (15), 6 states have call predecessors, (15), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-25 17:54:48,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1744 states and 2572 transitions. [2022-11-25 17:54:48,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2022-11-25 17:54:48,344 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:54:48,344 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2022-11-25 17:54:48,344 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-25 17:54:48,345 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 17:54:48,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:54:48,345 INFO L85 PathProgramCache]: Analyzing trace with hash 119902520, now seen corresponding path program 1 times [2022-11-25 17:54:48,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:54:48,346 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [379737615] [2022-11-25 17:54:48,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:54:48,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:54:48,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:48,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 17:54:48,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:48,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:54:48,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:48,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:54:48,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:48,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 17:54:48,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:48,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:54:48,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:48,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:54:48,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:48,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 17:54:48,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:48,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:54:48,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:48,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:54:48,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:48,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-25 17:54:48,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:48,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:54:48,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:48,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:54:48,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:48,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-25 17:54:48,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:48,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:54:48,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:48,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:54:48,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:49,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-25 17:54:49,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:49,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-25 17:54:49,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:49,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-25 17:54:49,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:49,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-11-25 17:54:49,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:49,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-11-25 17:54:49,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:49,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:54:49,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:54:49,093 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2022-11-25 17:54:49,094 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:54:49,094 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [379737615] [2022-11-25 17:54:49,094 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [379737615] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:54:49,094 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:54:49,095 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-25 17:54:49,095 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [566267366] [2022-11-25 17:54:49,095 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:54:49,096 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-25 17:54:49,096 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:54:49,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-25 17:54:49,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-25 17:54:49,098 INFO L87 Difference]: Start difference. First operand 1744 states and 2572 transitions. Second operand has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (15), 6 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-25 17:54:54,103 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:54:59,092 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:55:01,100 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:55:03,105 WARN L539 Checker$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 17:55:07,530 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:55:10,072 WARN L539 Checker$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 17:55:11,892 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:55:13,917 WARN L539 Checker$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 17:55:17,130 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:55:19,565 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:55:29,431 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:55:32,871 WARN L539 Checker$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 17:55:40,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:55:40,444 INFO L93 Difference]: Finished difference Result 5784 states and 9028 transitions. [2022-11-25 17:55:40,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-25 17:55:40,445 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (15), 6 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 138 [2022-11-25 17:55:40,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:55:40,481 INFO L225 Difference]: With dead ends: 5784 [2022-11-25 17:55:40,482 INFO L226 Difference]: Without dead ends: 4069 [2022-11-25 17:55:40,493 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 44 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 17:55:40,494 INFO L413 NwaCegarLoop]: 2464 mSDtfsCounter, 4427 mSDsluCounter, 5227 mSDsCounter, 0 mSdLazyCounter, 5152 mSolverCounterSat, 3044 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 48.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4847 SdHoareTripleChecker+Valid, 7691 SdHoareTripleChecker+Invalid, 8205 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3044 IncrementalHoareTripleChecker+Valid, 5152 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 50.5s IncrementalHoareTripleChecker+Time [2022-11-25 17:55:40,495 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4847 Valid, 7691 Invalid, 8205 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3044 Valid, 5152 Invalid, 9 Unknown, 0 Unchecked, 50.5s Time] [2022-11-25 17:55:40,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4069 states. [2022-11-25 17:55:40,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4069 to 3259. [2022-11-25 17:55:40,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3259 states, 2235 states have (on average 1.403579418344519) internal successors, (3137), 2317 states have internal predecessors, (3137), 842 states have call successors, (842), 180 states have call predecessors, (842), 181 states have return successors, (871), 817 states have call predecessors, (871), 835 states have call successors, (871) [2022-11-25 17:55:40,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3259 states to 3259 states and 4850 transitions. [2022-11-25 17:55:40,756 INFO L78 Accepts]: Start accepts. Automaton has 3259 states and 4850 transitions. Word has length 138 [2022-11-25 17:55:40,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:55:40,757 INFO L495 AbstractCegarLoop]: Abstraction has 3259 states and 4850 transitions. [2022-11-25 17:55:40,757 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (15), 6 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-25 17:55:40,757 INFO L276 IsEmpty]: Start isEmpty. Operand 3259 states and 4850 transitions. [2022-11-25 17:55:40,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2022-11-25 17:55:40,761 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:55:40,762 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2022-11-25 17:55:40,762 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-25 17:55:40,762 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 17:55:40,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:55:40,763 INFO L85 PathProgramCache]: Analyzing trace with hash 1733522333, now seen corresponding path program 1 times [2022-11-25 17:55:40,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:55:40,763 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [958412557] [2022-11-25 17:55:40,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:55:40,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:55:40,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:55:41,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 17:55:41,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:55:41,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:55:41,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:55:41,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:55:41,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:55:41,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 17:55:41,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:55:41,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:55:41,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:55:41,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:55:41,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:55:41,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 17:55:41,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:55:41,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:55:41,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:55:41,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:55:41,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:55:41,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-25 17:55:41,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:55:41,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:55:41,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:55:41,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:55:41,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:55:41,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-25 17:55:41,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:55:41,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:55:41,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:55:41,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:55:41,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:55:41,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-25 17:55:41,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:55:41,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-25 17:55:41,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:55:41,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-25 17:55:41,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:55:41,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-11-25 17:55:41,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:55:41,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-25 17:55:41,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:55:41,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-11-25 17:55:41,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:55:41,355 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2022-11-25 17:55:41,356 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:55:41,356 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [958412557] [2022-11-25 17:55:41,356 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [958412557] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:55:41,357 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:55:41,357 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 17:55:41,357 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142764492] [2022-11-25 17:55:41,357 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:55:41,358 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 17:55:41,359 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:55:41,359 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 17:55:41,359 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-25 17:55:41,360 INFO L87 Difference]: Start difference. First operand 3259 states and 4850 transitions. Second operand has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 3 states have internal predecessors, (49), 3 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-25 17:55:45,395 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:55:49,456 WARN L539 Checker$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 17:55:52,597 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:55:53,621 WARN L539 Checker$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 17:55:55,537 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:56:01,920 WARN L539 Checker$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 17:56:05,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:56:05,280 INFO L93 Difference]: Finished difference Result 4017 states and 6233 transitions. [2022-11-25 17:56:05,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 17:56:05,281 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 3 states have internal predecessors, (49), 3 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 140 [2022-11-25 17:56:05,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:56:05,309 INFO L225 Difference]: With dead ends: 4017 [2022-11-25 17:56:05,310 INFO L226 Difference]: Without dead ends: 4013 [2022-11-25 17:56:05,312 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 42 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 17:56:05,313 INFO L413 NwaCegarLoop]: 2126 mSDtfsCounter, 3569 mSDsluCounter, 2047 mSDsCounter, 0 mSdLazyCounter, 2108 mSolverCounterSat, 1733 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3836 SdHoareTripleChecker+Valid, 4173 SdHoareTripleChecker+Invalid, 3843 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1733 IncrementalHoareTripleChecker+Valid, 2108 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.5s IncrementalHoareTripleChecker+Time [2022-11-25 17:56:05,314 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3836 Valid, 4173 Invalid, 3843 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1733 Valid, 2108 Invalid, 2 Unknown, 0 Unchecked, 23.5s Time] [2022-11-25 17:56:05,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4013 states. [2022-11-25 17:56:05,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4013 to 3402. [2022-11-25 17:56:05,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3402 states, 2336 states have (on average 1.396832191780822) internal successors, (3263), 2420 states have internal predecessors, (3263), 860 states have call successors, (860), 204 states have call predecessors, (860), 205 states have return successors, (891), 837 states have call predecessors, (891), 855 states have call successors, (891) [2022-11-25 17:56:05,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3402 states to 3402 states and 5014 transitions. [2022-11-25 17:56:05,597 INFO L78 Accepts]: Start accepts. Automaton has 3402 states and 5014 transitions. Word has length 140 [2022-11-25 17:56:05,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:56:05,599 INFO L495 AbstractCegarLoop]: Abstraction has 3402 states and 5014 transitions. [2022-11-25 17:56:05,599 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 3 states have internal predecessors, (49), 3 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-25 17:56:05,599 INFO L276 IsEmpty]: Start isEmpty. Operand 3402 states and 5014 transitions. [2022-11-25 17:56:05,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-11-25 17:56:05,604 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:56:05,604 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2022-11-25 17:56:05,605 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-25 17:56:05,605 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 17:56:05,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:56:05,606 INFO L85 PathProgramCache]: Analyzing trace with hash -2096129828, now seen corresponding path program 1 times [2022-11-25 17:56:05,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:56:05,606 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [521036194] [2022-11-25 17:56:05,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:56:05,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:56:05,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:56:05,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 17:56:05,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:56:05,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:56:05,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:56:05,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:56:05,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:56:05,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 17:56:05,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:56:05,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:56:05,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:56:06,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:56:06,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:56:06,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 17:56:06,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:56:06,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:56:06,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:56:06,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:56:06,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:56:06,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-25 17:56:06,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:56:06,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:56:06,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:56:06,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:56:06,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:56:06,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-25 17:56:06,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:56:06,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:56:06,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:56:06,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:56:06,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:56:06,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-25 17:56:06,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:56:06,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-25 17:56:06,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:56:06,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-25 17:56:06,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:56:06,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-11-25 17:56:06,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:56:06,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-25 17:56:06,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:56:06,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-11-25 17:56:06,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:56:06,204 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2022-11-25 17:56:06,205 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:56:06,205 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [521036194] [2022-11-25 17:56:06,205 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [521036194] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:56:06,206 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:56:06,206 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 17:56:06,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1238846679] [2022-11-25 17:56:06,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:56:06,207 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 17:56:06,207 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:56:06,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 17:56:06,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-25 17:56:06,208 INFO L87 Difference]: Start difference. First operand 3402 states and 5014 transitions. Second operand has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-25 17:56:07,218 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:56:10,518 WARN L539 Checker$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 17:56:13,989 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:56:15,994 WARN L539 Checker$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 17:56:20,028 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:56:22,789 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:56:24,635 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:56:25,729 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:56:31,540 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.91s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:56:32,545 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:56:36,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:56:36,254 INFO L93 Difference]: Finished difference Result 4088 states and 6313 transitions. [2022-11-25 17:56:36,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 17:56:36,255 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 141 [2022-11-25 17:56:36,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:56:36,284 INFO L225 Difference]: With dead ends: 4088 [2022-11-25 17:56:36,285 INFO L226 Difference]: Without dead ends: 4085 [2022-11-25 17:56:36,287 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 42 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 17:56:36,288 INFO L413 NwaCegarLoop]: 2112 mSDtfsCounter, 3559 mSDsluCounter, 2028 mSDsCounter, 0 mSdLazyCounter, 2142 mSolverCounterSat, 1667 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3866 SdHoareTripleChecker+Valid, 4140 SdHoareTripleChecker+Invalid, 3812 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1667 IncrementalHoareTripleChecker+Valid, 2142 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.5s IncrementalHoareTripleChecker+Time [2022-11-25 17:56:36,289 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3866 Valid, 4140 Invalid, 3812 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1667 Valid, 2142 Invalid, 3 Unknown, 0 Unchecked, 29.5s Time] [2022-11-25 17:56:36,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4085 states. [2022-11-25 17:56:36,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4085 to 3474. [2022-11-25 17:56:36,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3474 states, 2387 states have (on average 1.3937997486384583) internal successors, (3327), 2472 states have internal predecessors, (3327), 869 states have call successors, (869), 216 states have call predecessors, (869), 217 states have return successors, (901), 847 states have call predecessors, (901), 865 states have call successors, (901) [2022-11-25 17:56:36,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3474 states to 3474 states and 5097 transitions. [2022-11-25 17:56:36,618 INFO L78 Accepts]: Start accepts. Automaton has 3474 states and 5097 transitions. Word has length 141 [2022-11-25 17:56:36,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:56:36,619 INFO L495 AbstractCegarLoop]: Abstraction has 3474 states and 5097 transitions. [2022-11-25 17:56:36,620 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-25 17:56:36,620 INFO L276 IsEmpty]: Start isEmpty. Operand 3474 states and 5097 transitions. [2022-11-25 17:56:36,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2022-11-25 17:56:36,625 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:56:36,626 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2022-11-25 17:56:36,626 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-25 17:56:36,626 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 17:56:36,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:56:36,627 INFO L85 PathProgramCache]: Analyzing trace with hash -556257664, now seen corresponding path program 1 times [2022-11-25 17:56:36,627 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:56:36,627 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [312387035] [2022-11-25 17:56:36,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:56:36,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:56:36,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:56:36,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 17:56:36,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:56:36,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:56:36,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:56:36,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:56:36,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:56:36,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 17:56:36,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:56:36,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:56:36,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:56:36,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:56:36,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:56:36,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 17:56:37,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:56:37,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:56:37,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:56:37,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:56:37,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:56:37,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-25 17:56:37,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:56:37,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:56:37,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:56:37,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:56:37,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:56:37,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-25 17:56:37,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:56:37,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:56:37,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:56:37,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:56:37,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:56:37,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-25 17:56:37,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:56:37,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-25 17:56:37,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:56:37,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-25 17:56:37,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:56:37,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-11-25 17:56:37,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:56:37,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-25 17:56:37,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:56:37,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-11-25 17:56:37,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:56:37,180 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2022-11-25 17:56:37,180 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:56:37,180 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [312387035] [2022-11-25 17:56:37,180 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [312387035] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:56:37,181 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:56:37,181 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 17:56:37,181 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2100023943] [2022-11-25 17:56:37,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:56:37,182 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 17:56:37,182 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:56:37,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 17:56:37,183 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-25 17:56:37,183 INFO L87 Difference]: Start difference. First operand 3474 states and 5097 transitions. Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-25 17:56:41,420 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:56:43,427 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:56:46,728 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:56:48,732 WARN L539 Checker$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 17:56:53,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:56:54,767 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:56:58,405 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:57:03,611 WARN L539 Checker$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 17:57:06,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:57:06,404 INFO L93 Difference]: Finished difference Result 4153 states and 6391 transitions. [2022-11-25 17:57:06,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 17:57:06,405 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 142 [2022-11-25 17:57:06,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:57:06,429 INFO L225 Difference]: With dead ends: 4153 [2022-11-25 17:57:06,429 INFO L226 Difference]: Without dead ends: 4150 [2022-11-25 17:57:06,432 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 42 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 17:57:06,433 INFO L413 NwaCegarLoop]: 2108 mSDtfsCounter, 3541 mSDsluCounter, 2029 mSDsCounter, 0 mSdLazyCounter, 2113 mSolverCounterSat, 1691 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3872 SdHoareTripleChecker+Valid, 4137 SdHoareTripleChecker+Invalid, 3810 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1691 IncrementalHoareTripleChecker+Valid, 2113 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.7s IncrementalHoareTripleChecker+Time [2022-11-25 17:57:06,433 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3872 Valid, 4137 Invalid, 3810 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1691 Valid, 2113 Invalid, 6 Unknown, 0 Unchecked, 28.7s Time] [2022-11-25 17:57:06,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4150 states. [2022-11-25 17:57:06,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4150 to 3539. [2022-11-25 17:57:06,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3539 states, 2433 states have (on average 1.3916974928072339) internal successors, (3386), 2519 states have internal predecessors, (3386), 878 states have call successors, (878), 226 states have call predecessors, (878), 227 states have return successors, (911), 857 states have call predecessors, (911), 875 states have call successors, (911) [2022-11-25 17:57:06,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3539 states to 3539 states and 5175 transitions. [2022-11-25 17:57:06,745 INFO L78 Accepts]: Start accepts. Automaton has 3539 states and 5175 transitions. Word has length 142 [2022-11-25 17:57:06,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:57:06,746 INFO L495 AbstractCegarLoop]: Abstraction has 3539 states and 5175 transitions. [2022-11-25 17:57:06,746 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-25 17:57:06,746 INFO L276 IsEmpty]: Start isEmpty. Operand 3539 states and 5175 transitions. [2022-11-25 17:57:06,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-11-25 17:57:06,751 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:57:06,752 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2022-11-25 17:57:06,752 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-25 17:57:06,752 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 17:57:06,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:57:06,753 INFO L85 PathProgramCache]: Analyzing trace with hash -64855969, now seen corresponding path program 1 times [2022-11-25 17:57:06,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:57:06,753 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1731084806] [2022-11-25 17:57:06,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:57:06,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:57:06,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:57:07,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 17:57:07,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:57:07,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:57:07,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:57:07,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:57:07,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:57:07,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 17:57:07,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:57:07,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:57:07,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:57:07,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:57:07,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:57:07,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 17:57:07,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:57:07,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:57:07,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:57:07,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:57:07,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:57:07,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-25 17:57:07,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:57:07,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:57:07,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:57:07,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:57:07,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:57:07,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-25 17:57:07,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:57:07,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:57:07,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:57:07,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:57:07,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:57:07,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-25 17:57:07,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:57:07,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-25 17:57:07,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:57:07,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-25 17:57:07,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:57:07,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-11-25 17:57:07,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:57:07,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-25 17:57:07,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:57:07,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-11-25 17:57:07,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:57:07,289 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2022-11-25 17:57:07,290 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:57:07,290 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1731084806] [2022-11-25 17:57:07,290 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1731084806] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:57:07,290 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:57:07,291 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 17:57:07,291 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1694917051] [2022-11-25 17:57:07,291 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:57:07,292 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 17:57:07,292 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:57:07,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 17:57:07,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-25 17:57:07,293 INFO L87 Difference]: Start difference. First operand 3539 states and 5175 transitions. Second operand has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-25 17:57:11,320 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:57:14,428 WARN L539 Checker$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 17:57:18,215 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:57:21,088 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:57:23,096 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:57:28,406 WARN L539 Checker$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 17:57:31,355 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.91s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:57:33,364 WARN L539 Checker$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 17:57:37,054 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:57:40,565 WARN L539 Checker$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 17:57:41,979 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:57:44,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:57:44,894 INFO L93 Difference]: Finished difference Result 7543 states and 11564 transitions. [2022-11-25 17:57:44,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 17:57:44,894 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 143 [2022-11-25 17:57:44,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:57:44,952 INFO L225 Difference]: With dead ends: 7543 [2022-11-25 17:57:44,952 INFO L226 Difference]: Without dead ends: 7533 [2022-11-25 17:57:44,958 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 43 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 17:57:44,959 INFO L413 NwaCegarLoop]: 2380 mSDtfsCounter, 5111 mSDsluCounter, 2602 mSDsCounter, 0 mSdLazyCounter, 2434 mSolverCounterSat, 3655 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5455 SdHoareTripleChecker+Valid, 4982 SdHoareTripleChecker+Invalid, 6096 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3655 IncrementalHoareTripleChecker+Valid, 2434 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.8s IncrementalHoareTripleChecker+Time [2022-11-25 17:57:44,960 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5455 Valid, 4982 Invalid, 6096 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3655 Valid, 2434 Invalid, 7 Unknown, 0 Unchecked, 36.8s Time] [2022-11-25 17:57:44,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7533 states. [2022-11-25 17:57:45,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7533 to 6587. [2022-11-25 17:57:45,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6587 states, 4490 states have (on average 1.3908685968819599) internal successors, (6245), 4660 states have internal predecessors, (6245), 1643 states have call successors, (1643), 430 states have call predecessors, (1643), 453 states have return successors, (1818), 1620 states have call predecessors, (1818), 1640 states have call successors, (1818) [2022-11-25 17:57:45,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6587 states to 6587 states and 9706 transitions. [2022-11-25 17:57:45,701 INFO L78 Accepts]: Start accepts. Automaton has 6587 states and 9706 transitions. Word has length 143 [2022-11-25 17:57:45,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:57:45,701 INFO L495 AbstractCegarLoop]: Abstraction has 6587 states and 9706 transitions. [2022-11-25 17:57:45,701 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-25 17:57:45,702 INFO L276 IsEmpty]: Start isEmpty. Operand 6587 states and 9706 transitions. [2022-11-25 17:57:45,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-11-25 17:57:45,707 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:57:45,707 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2022-11-25 17:57:45,707 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-25 17:57:45,708 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 17:57:45,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:57:45,708 INFO L85 PathProgramCache]: Analyzing trace with hash -5248405, now seen corresponding path program 1 times [2022-11-25 17:57:45,708 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:57:45,709 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1652301863] [2022-11-25 17:57:45,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:57:45,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:57:45,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:57:46,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 17:57:46,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:57:46,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:57:46,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:57:46,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:57:46,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:57:46,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 17:57:46,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:57:46,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:57:46,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:57:46,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:57:46,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:57:46,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 17:57:46,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:57:46,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:57:46,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:57:46,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:57:46,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:57:46,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-25 17:57:46,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:57:46,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:57:46,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:57:46,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:57:46,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:57:46,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-25 17:57:46,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:57:46,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:57:46,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:57:46,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:57:46,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:57:46,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-25 17:57:46,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:57:46,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-25 17:57:46,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:57:46,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-25 17:57:46,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:57:46,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-11-25 17:57:46,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:57:46,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-25 17:57:46,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:57:46,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-11-25 17:57:46,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:57:46,322 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2022-11-25 17:57:46,322 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:57:46,322 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1652301863] [2022-11-25 17:57:46,323 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1652301863] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:57:46,323 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:57:46,323 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-25 17:57:46,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606652660] [2022-11-25 17:57:46,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:57:46,324 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-25 17:57:46,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:57:46,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-25 17:57:46,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-25 17:57:46,325 INFO L87 Difference]: Start difference. First operand 6587 states and 9706 transitions. Second operand has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (17), 7 states have call predecessors, (17), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-25 17:57:50,778 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 17:57:52,782 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:57:55,937 WARN L539 Checker$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 17:57:59,714 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:58:01,722 WARN L539 Checker$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 17:58:03,728 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:58:08,673 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:58:11,820 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:58:13,854 WARN L539 Checker$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 17:58:18,195 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:58:19,353 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:58:21,359 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:58:23,367 WARN L539 Checker$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 17:58:25,373 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:58:31,311 WARN L539 Checker$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 17:58:39,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:58:39,037 INFO L93 Difference]: Finished difference Result 9768 states and 16602 transitions. [2022-11-25 17:58:39,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-25 17:58:39,038 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (17), 7 states have call predecessors, (17), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 147 [2022-11-25 17:58:39,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:58:39,102 INFO L225 Difference]: With dead ends: 9768 [2022-11-25 17:58:39,102 INFO L226 Difference]: Without dead ends: 9765 [2022-11-25 17:58:39,112 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2022-11-25 17:58:39,113 INFO L413 NwaCegarLoop]: 1970 mSDtfsCounter, 2525 mSDsluCounter, 5299 mSDsCounter, 0 mSdLazyCounter, 5432 mSolverCounterSat, 2435 mSolverCounterUnsat, 12 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 50.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2618 SdHoareTripleChecker+Valid, 7269 SdHoareTripleChecker+Invalid, 7879 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2435 IncrementalHoareTripleChecker+Valid, 5432 IncrementalHoareTripleChecker+Invalid, 12 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 51.6s IncrementalHoareTripleChecker+Time [2022-11-25 17:58:39,113 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2618 Valid, 7269 Invalid, 7879 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2435 Valid, 5432 Invalid, 12 Unknown, 0 Unchecked, 51.6s Time] [2022-11-25 17:58:39,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9765 states. [2022-11-25 17:58:39,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9765 to 6587. [2022-11-25 17:58:39,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6587 states, 4490 states have (on average 1.389532293986637) internal successors, (6239), 4660 states have internal predecessors, (6239), 1643 states have call successors, (1643), 430 states have call predecessors, (1643), 453 states have return successors, (1818), 1620 states have call predecessors, (1818), 1640 states have call successors, (1818) [2022-11-25 17:58:39,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6587 states to 6587 states and 9700 transitions. [2022-11-25 17:58:39,993 INFO L78 Accepts]: Start accepts. Automaton has 6587 states and 9700 transitions. Word has length 147 [2022-11-25 17:58:39,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:58:39,999 INFO L495 AbstractCegarLoop]: Abstraction has 6587 states and 9700 transitions. [2022-11-25 17:58:40,000 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (17), 7 states have call predecessors, (17), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-25 17:58:40,000 INFO L276 IsEmpty]: Start isEmpty. Operand 6587 states and 9700 transitions. [2022-11-25 17:58:40,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2022-11-25 17:58:40,019 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:58:40,020 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 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] [2022-11-25 17:58:40,020 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-25 17:58:40,020 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 17:58:40,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:58:40,021 INFO L85 PathProgramCache]: Analyzing trace with hash -133689067, now seen corresponding path program 1 times [2022-11-25 17:58:40,021 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:58:40,021 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1190241482] [2022-11-25 17:58:40,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:58:40,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:58:40,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:58:40,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 17:58:40,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:58:40,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:58:40,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:58:40,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:58:40,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:58:40,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 17:58:40,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:58:40,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:58:40,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:58:40,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:58:40,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:58:40,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 17:58:40,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:58:40,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:58:40,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:58:40,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:58:40,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:58:40,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-25 17:58:40,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:58:40,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:58:40,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:58:40,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:58:40,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:58:40,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-25 17:58:40,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:58:40,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:58:40,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:58:40,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:58:40,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:58:40,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-25 17:58:40,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:58:40,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-25 17:58:40,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:58:40,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-25 17:58:40,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:58:40,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-11-25 17:58:40,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:58:40,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-11-25 17:58:40,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:58:40,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-25 17:58:40,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:58:40,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-11-25 17:58:40,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:58:40,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-11-25 17:58:40,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:58:40,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-11-25 17:58:40,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:58:40,689 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2022-11-25 17:58:40,689 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:58:40,689 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1190241482] [2022-11-25 17:58:40,690 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1190241482] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:58:40,690 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:58:40,690 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-25 17:58:40,690 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1773985959] [2022-11-25 17:58:40,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:58:40,691 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-25 17:58:40,691 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:58:40,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-25 17:58:40,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-25 17:58:40,693 INFO L87 Difference]: Start difference. First operand 6587 states and 9700 transitions. Second operand has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (23), 7 states have call predecessors, (23), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-25 17:58:45,872 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:58:49,243 WARN L539 Checker$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 17:58:50,846 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:58:54,557 WARN L539 Checker$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 17:58:56,562 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:58:58,566 WARN L539 Checker$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 17:59:04,837 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:59:10,144 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:59:12,151 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:59:14,158 WARN L539 Checker$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 17:59:16,165 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:59:21,126 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:59:23,112 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.99s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:59:24,606 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:59:30,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:59:30,716 INFO L93 Difference]: Finished difference Result 7863 states and 12251 transitions. [2022-11-25 17:59:30,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-25 17:59:30,716 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (23), 7 states have call predecessors, (23), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 174 [2022-11-25 17:59:30,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:59:30,761 INFO L225 Difference]: With dead ends: 7863 [2022-11-25 17:59:30,761 INFO L226 Difference]: Without dead ends: 7860 [2022-11-25 17:59:30,768 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2022-11-25 17:59:30,769 INFO L413 NwaCegarLoop]: 1429 mSDtfsCounter, 2490 mSDsluCounter, 3730 mSDsCounter, 0 mSdLazyCounter, 6030 mSolverCounterSat, 1918 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 47.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2794 SdHoareTripleChecker+Valid, 5159 SdHoareTripleChecker+Invalid, 7956 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1918 IncrementalHoareTripleChecker+Valid, 6030 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 49.1s IncrementalHoareTripleChecker+Time [2022-11-25 17:59:30,769 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2794 Valid, 5159 Invalid, 7956 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1918 Valid, 6030 Invalid, 8 Unknown, 0 Unchecked, 49.1s Time] [2022-11-25 17:59:30,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7860 states. [2022-11-25 17:59:31,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7860 to 6604. [2022-11-25 17:59:31,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6604 states, 4484 states have (on average 1.3833630686886709) internal successors, (6203), 4651 states have internal predecessors, (6203), 1646 states have call successors, (1646), 430 states have call predecessors, (1646), 473 states have return successors, (1826), 1652 states have call predecessors, (1826), 1644 states have call successors, (1826) [2022-11-25 17:59:31,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6604 states to 6604 states and 9675 transitions. [2022-11-25 17:59:31,513 INFO L78 Accepts]: Start accepts. Automaton has 6604 states and 9675 transitions. Word has length 174 [2022-11-25 17:59:31,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:59:31,514 INFO L495 AbstractCegarLoop]: Abstraction has 6604 states and 9675 transitions. [2022-11-25 17:59:31,515 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (23), 7 states have call predecessors, (23), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-25 17:59:31,515 INFO L276 IsEmpty]: Start isEmpty. Operand 6604 states and 9675 transitions. [2022-11-25 17:59:31,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-11-25 17:59:31,530 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:59:31,531 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 1, 1, 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 17:59:31,531 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-25 17:59:31,531 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 17:59:31,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:59:31,532 INFO L85 PathProgramCache]: Analyzing trace with hash -335683622, now seen corresponding path program 1 times [2022-11-25 17:59:31,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:59:31,532 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1205030709] [2022-11-25 17:59:31,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:59:31,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:59:31,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:59:32,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 17:59:32,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:59:32,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:59:32,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:59:32,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:59:32,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:59:32,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 17:59:32,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:59:32,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:59:32,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:59:32,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:59:32,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:59:32,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 17:59:32,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:59:32,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:59:32,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:59:32,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:59:32,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:59:32,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-25 17:59:32,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:59:32,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:59:32,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:59:32,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:59:32,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:59:32,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-25 17:59:32,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:59:32,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:59:32,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:59:32,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:59:32,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:59:32,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-25 17:59:32,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:59:32,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-25 17:59:32,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:59:32,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-25 17:59:32,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:59:32,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-11-25 17:59:32,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:59:32,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-25 17:59:32,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:59:32,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-11-25 17:59:32,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:59:32,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-11-25 17:59:32,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:59:32,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-11-25 17:59:32,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:59:32,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:59:32,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:59:33,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:59:33,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:59:33,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:59:33,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:59:33,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:59:33,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:59:33,142 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2022-11-25 17:59:33,142 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:59:33,143 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1205030709] [2022-11-25 17:59:33,143 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1205030709] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:59:33,143 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:59:33,143 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-11-25 17:59:33,143 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112626494] [2022-11-25 17:59:33,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:59:33,144 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-11-25 17:59:33,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:59:33,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-25 17:59:33,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2022-11-25 17:59:33,145 INFO L87 Difference]: Start difference. First operand 6604 states and 9675 transitions. Second operand has 11 states, 11 states have (on average 6.7272727272727275) internal successors, (74), 5 states have internal predecessors, (74), 4 states have call successors, (23), 9 states have call predecessors, (23), 2 states have return successors, (19), 5 states have call predecessors, (19), 3 states have call successors, (19) [2022-11-25 17:59:34,728 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:59:36,570 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.84s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:59:38,242 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:59:44,652 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:59:46,662 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:59:49,425 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:59:50,777 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:59:57,269 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:00:03,781 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:00:08,343 WARN L539 Checker$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 18:00:09,842 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:00:11,851 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:00:16,339 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:00:17,705 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:00:19,167 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:00:20,288 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:00:34,065 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:00:36,834 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:00:38,311 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:00:40,318 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:00:43,509 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:00:45,516 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:00:47,523 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:01:39,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:01:39,671 INFO L93 Difference]: Finished difference Result 30258 states and 64758 transitions. [2022-11-25 18:01:39,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-25 18:01:39,672 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.7272727272727275) internal successors, (74), 5 states have internal predecessors, (74), 4 states have call successors, (23), 9 states have call predecessors, (23), 2 states have return successors, (19), 5 states have call predecessors, (19), 3 states have call successors, (19) Word has length 180 [2022-11-25 18:01:39,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:01:39,866 INFO L225 Difference]: With dead ends: 30258 [2022-11-25 18:01:39,866 INFO L226 Difference]: Without dead ends: 23683 [2022-11-25 18:01:39,944 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 367 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=305, Invalid=1027, Unknown=0, NotChecked=0, Total=1332 [2022-11-25 18:01:39,945 INFO L413 NwaCegarLoop]: 3629 mSDtfsCounter, 11864 mSDsluCounter, 14580 mSDsCounter, 0 mSdLazyCounter, 24158 mSolverCounterSat, 13205 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 116.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12439 SdHoareTripleChecker+Valid, 18209 SdHoareTripleChecker+Invalid, 37373 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.4s SdHoareTripleChecker+Time, 13205 IncrementalHoareTripleChecker+Valid, 24158 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 121.4s IncrementalHoareTripleChecker+Time [2022-11-25 18:01:39,946 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12439 Valid, 18209 Invalid, 37373 Unknown, 0 Unchecked, 0.4s Time], IncrementalHoareTripleChecker [13205 Valid, 24158 Invalid, 10 Unknown, 0 Unchecked, 121.4s Time] [2022-11-25 18:01:39,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23683 states. [2022-11-25 18:01:43,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23683 to 13834. [2022-11-25 18:01:43,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13834 states, 9292 states have (on average 1.380111924235902) internal successors, (12824), 9611 states have internal predecessors, (12824), 3356 states have call successors, (3356), 634 states have call predecessors, (3356), 1185 states have return successors, (7844), 3866 states have call predecessors, (7844), 3354 states have call successors, (7844) [2022-11-25 18:01:43,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13834 states to 13834 states and 24024 transitions. [2022-11-25 18:01:43,777 INFO L78 Accepts]: Start accepts. Automaton has 13834 states and 24024 transitions. Word has length 180 [2022-11-25 18:01:43,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:01:43,777 INFO L495 AbstractCegarLoop]: Abstraction has 13834 states and 24024 transitions. [2022-11-25 18:01:43,778 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.7272727272727275) internal successors, (74), 5 states have internal predecessors, (74), 4 states have call successors, (23), 9 states have call predecessors, (23), 2 states have return successors, (19), 5 states have call predecessors, (19), 3 states have call successors, (19) [2022-11-25 18:01:43,778 INFO L276 IsEmpty]: Start isEmpty. Operand 13834 states and 24024 transitions. [2022-11-25 18:01:43,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2022-11-25 18:01:43,804 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:01:43,804 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:01:43,804 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-25 18:01:43,805 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:01:43,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:01:43,806 INFO L85 PathProgramCache]: Analyzing trace with hash -1791946828, now seen corresponding path program 1 times [2022-11-25 18:01:43,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:01:43,806 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763973164] [2022-11-25 18:01:43,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:01:43,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:01:43,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:01:44,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:01:44,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:01:44,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:01:44,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:01:44,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:01:44,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:01:44,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 18:01:44,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:01:44,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:01:44,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:01:44,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:01:44,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:01:44,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 18:01:44,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:01:44,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:01:44,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:01:44,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:01:44,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:01:44,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-25 18:01:44,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:01:44,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:01:44,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:01:44,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:01:44,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:01:44,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-25 18:01:44,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:01:44,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:01:44,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:01:44,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:01:44,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:01:44,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-25 18:01:44,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:01:44,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-25 18:01:44,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:01:44,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-25 18:01:44,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:01:44,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-11-25 18:01:44,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:01:44,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-25 18:01:44,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:01:44,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-11-25 18:01:44,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:01:44,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-11-25 18:01:44,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:01:44,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-11-25 18:01:44,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:01:44,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:01:44,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:01:44,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:01:44,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:01:44,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:01:44,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:01:44,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:01:44,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:01:44,882 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2022-11-25 18:01:44,882 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:01:44,883 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1763973164] [2022-11-25 18:01:44,883 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1763973164] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:01:44,883 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:01:44,883 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-25 18:01:44,883 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1767907632] [2022-11-25 18:01:44,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:01:44,884 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-25 18:01:44,885 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:01:44,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-25 18:01:44,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2022-11-25 18:01:44,886 INFO L87 Difference]: Start difference. First operand 13834 states and 24024 transitions. Second operand has 9 states, 9 states have (on average 8.555555555555555) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (23), 9 states have call predecessors, (23), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-25 18:01:46,929 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:01:48,816 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:01:50,822 WARN L539 Checker$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 18:01:52,221 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:01:57,484 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:01:59,494 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:02:01,502 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:02:06,728 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:02:11,483 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:02:22,408 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.99s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:02:24,417 WARN L539 Checker$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 18:02:26,383 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:02:41,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:02:41,444 INFO L93 Difference]: Finished difference Result 23660 states and 54337 transitions. [2022-11-25 18:02:41,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-25 18:02:41,445 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.555555555555555) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (23), 9 states have call predecessors, (23), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 183 [2022-11-25 18:02:41,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:02:41,455 INFO L225 Difference]: With dead ends: 23660 [2022-11-25 18:02:41,456 INFO L226 Difference]: Without dead ends: 0 [2022-11-25 18:02:41,640 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=135, Invalid=327, Unknown=0, NotChecked=0, Total=462 [2022-11-25 18:02:41,641 INFO L413 NwaCegarLoop]: 2052 mSDtfsCounter, 4565 mSDsluCounter, 6273 mSDsCounter, 0 mSdLazyCounter, 7043 mSolverCounterSat, 4299 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 50.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4639 SdHoareTripleChecker+Valid, 8325 SdHoareTripleChecker+Invalid, 11350 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4299 IncrementalHoareTripleChecker+Valid, 7043 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 52.4s IncrementalHoareTripleChecker+Time [2022-11-25 18:02:41,641 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4639 Valid, 8325 Invalid, 11350 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4299 Valid, 7043 Invalid, 8 Unknown, 0 Unchecked, 52.4s Time] [2022-11-25 18:02:41,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-25 18:02:41,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-25 18:02:41,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 18:02:41,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-25 18:02:41,646 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 183 [2022-11-25 18:02:41,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:02:41,647 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-25 18:02:41,647 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.555555555555555) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (23), 9 states have call predecessors, (23), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-25 18:02:41,647 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-25 18:02:41,648 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-25 18:02:41,650 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-25 18:02:41,651 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-25 18:02:41,653 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-25 18:02:59,866 WARN L233 SmtUtils]: Spent 13.25s on a formula simplification. DAG size of input: 105 DAG size of output: 98 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-11-25 18:03:40,208 WARN L233 SmtUtils]: Spent 40.34s on a formula simplification. DAG size of input: 109 DAG size of output: 106 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-11-25 18:03:52,004 WARN L233 SmtUtils]: Spent 11.79s on a formula simplification. DAG size of input: 105 DAG size of output: 98 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-11-25 18:04:32,003 WARN L233 SmtUtils]: Spent 40.00s on a formula simplification. DAG size of input: 109 DAG size of output: 106 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-11-25 18:07:22,367 WARN L233 SmtUtils]: Spent 2.22m on a formula simplification. DAG size of input: 128 DAG size of output: 121 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or)