./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-i2c-cx25840-cx25840.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39be104a-0abe-4f03-a79f-def1f4184948/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39be104a-0abe-4f03-a79f-def1f4184948/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39be104a-0abe-4f03-a79f-def1f4184948/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39be104a-0abe-4f03-a79f-def1f4184948/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-i2c-cx25840-cx25840.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39be104a-0abe-4f03-a79f-def1f4184948/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39be104a-0abe-4f03-a79f-def1f4184948/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5a4efb80f78cf6db9ac1c2540f0e3afbb357842376bf73c44e7e4fa9311ea9dc --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 18:37:42,725 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 18:37:42,726 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 18:37:42,745 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 18:37:42,745 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 18:37:42,746 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 18:37:42,747 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 18:37:42,749 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 18:37:42,750 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 18:37:42,751 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 18:37:42,752 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 18:37:42,753 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 18:37:42,754 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 18:37:42,755 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 18:37:42,756 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 18:37:42,757 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 18:37:42,758 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 18:37:42,759 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 18:37:42,760 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 18:37:42,762 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 18:37:42,764 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 18:37:42,765 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 18:37:42,766 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 18:37:42,767 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 18:37:42,770 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 18:37:42,771 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 18:37:42,771 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 18:37:42,772 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 18:37:42,772 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 18:37:42,773 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 18:37:42,774 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 18:37:42,775 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 18:37:42,775 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 18:37:42,776 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 18:37:42,777 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 18:37:42,777 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 18:37:42,778 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 18:37:42,778 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 18:37:42,778 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 18:37:42,779 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 18:37:42,780 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 18:37:42,781 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39be104a-0abe-4f03-a79f-def1f4184948/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-12-13 18:37:42,802 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 18:37:42,802 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 18:37:42,802 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 18:37:42,802 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 18:37:42,803 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 18:37:42,803 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 18:37:42,804 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 18:37:42,804 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 18:37:42,804 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 18:37:42,804 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 18:37:42,805 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 18:37:42,805 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 18:37:42,805 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 18:37:42,805 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 18:37:42,805 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 18:37:42,806 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 18:37:42,806 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 18:37:42,806 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 18:37:42,806 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 18:37:42,806 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 18:37:42,806 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 18:37:42,807 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 18:37:42,807 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 18:37:42,807 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 18:37:42,807 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 18:37:42,807 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 18:37:42,808 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 18:37:42,808 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 18:37:42,808 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 18:37:42,808 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 18:37:42,808 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 18:37:42,809 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 18:37:42,809 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_39be104a-0abe-4f03-a79f-def1f4184948/bin/uautomizer-uyxdKDjOR8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39be104a-0abe-4f03-a79f-def1f4184948/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a4efb80f78cf6db9ac1c2540f0e3afbb357842376bf73c44e7e4fa9311ea9dc [2022-12-13 18:37:42,971 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 18:37:42,992 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 18:37:42,996 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 18:37:42,997 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 18:37:42,998 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 18:37:42,999 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39be104a-0abe-4f03-a79f-def1f4184948/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-i2c-cx25840-cx25840.cil.i [2022-12-13 18:37:45,586 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 18:37:45,966 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 18:37:45,966 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39be104a-0abe-4f03-a79f-def1f4184948/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-i2c-cx25840-cx25840.cil.i [2022-12-13 18:37:45,996 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39be104a-0abe-4f03-a79f-def1f4184948/bin/uautomizer-uyxdKDjOR8/data/6f02b77f4/044b100aee764d25815bdfa5dc0d7c6c/FLAGbc01825af [2022-12-13 18:37:46,007 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39be104a-0abe-4f03-a79f-def1f4184948/bin/uautomizer-uyxdKDjOR8/data/6f02b77f4/044b100aee764d25815bdfa5dc0d7c6c [2022-12-13 18:37:46,010 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 18:37:46,011 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 18:37:46,012 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 18:37:46,012 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 18:37:46,015 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 18:37:46,016 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 06:37:46" (1/1) ... [2022-12-13 18:37:46,017 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d54f1fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:37:46, skipping insertion in model container [2022-12-13 18:37:46,017 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 06:37:46" (1/1) ... [2022-12-13 18:37:46,025 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 18:37:46,185 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 18:37:46,515 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 18:37:46,595 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 18:37:46,607 WARN L623 FunctionHandler]: Unknown extern function devm_kmalloc [2022-12-13 18:37:46,898 WARN L623 FunctionHandler]: Unknown extern function i2c_master_send [2022-12-13 18:37:46,900 WARN L623 FunctionHandler]: Unknown extern function i2c_master_send [2022-12-13 18:37:46,902 WARN L623 FunctionHandler]: Unknown extern function i2c_transfer [2022-12-13 18:37:46,905 WARN L623 FunctionHandler]: Unknown extern function i2c_transfer [2022-12-13 18:37:46,951 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 18:37:46,952 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 18:37:46,958 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 18:37:46,964 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 18:37:46,970 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 18:37:46,977 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 18:37:46,978 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 18:37:46,980 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 18:37:46,980 WARN L623 FunctionHandler]: Unknown extern function __alloc_workqueue_key [2022-12-13 18:37:46,983 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-12-13 18:37:46,984 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 18:37:46,984 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 18:37:46,984 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-12-13 18:37:46,998 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 18:37:46,998 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 18:37:46,999 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 18:37:46,999 WARN L623 FunctionHandler]: Unknown extern function __alloc_workqueue_key [2022-12-13 18:37:47,000 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-12-13 18:37:47,000 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 18:37:47,001 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 18:37:47,001 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-12-13 18:37:47,009 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 18:37:47,009 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 18:37:47,010 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 18:37:47,010 WARN L623 FunctionHandler]: Unknown extern function __alloc_workqueue_key [2022-12-13 18:37:47,011 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-12-13 18:37:47,011 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 18:37:47,011 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 18:37:47,011 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-12-13 18:37:47,016 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,018 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,018 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,019 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,020 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,021 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,034 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,035 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,036 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,037 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,041 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,057 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,073 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,074 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,085 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,086 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,087 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,087 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,088 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,089 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,097 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,102 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,103 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,108 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,111 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,115 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,116 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,116 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,118 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,120 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,122 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,142 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,149 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,157 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,203 WARN L623 FunctionHandler]: Unknown extern function v4l2_ctrl_handler_log_status [2022-12-13 18:37:47,208 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,210 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,211 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,212 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,213 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,214 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,224 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,225 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,319 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,321 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,330 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,336 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,338 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,339 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,340 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,340 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,341 WARN L623 FunctionHandler]: Unknown extern function v4l2_i2c_subdev_init [2022-12-13 18:37:47,342 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,343 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,344 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,344 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,345 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,346 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,347 WARN L623 FunctionHandler]: Unknown extern function v4l2_ctrl_handler_init_class [2022-12-13 18:37:47,348 WARN L623 FunctionHandler]: Unknown extern function v4l2_ctrl_new_std [2022-12-13 18:37:47,348 WARN L623 FunctionHandler]: Unknown extern function v4l2_ctrl_new_std [2022-12-13 18:37:47,348 WARN L623 FunctionHandler]: Unknown extern function v4l2_ctrl_new_std [2022-12-13 18:37:47,348 WARN L623 FunctionHandler]: Unknown extern function v4l2_ctrl_new_std [2022-12-13 18:37:47,349 WARN L623 FunctionHandler]: Unknown extern function v4l2_ctrl_new_std [2022-12-13 18:37:47,349 WARN L623 FunctionHandler]: Unknown extern function v4l2_ctrl_new_std [2022-12-13 18:37:47,350 WARN L623 FunctionHandler]: Unknown extern function v4l2_ctrl_new_std [2022-12-13 18:37:47,350 WARN L623 FunctionHandler]: Unknown extern function v4l2_ctrl_new_std [2022-12-13 18:37:47,350 WARN L623 FunctionHandler]: Unknown extern function v4l2_ctrl_new_std [2022-12-13 18:37:47,351 WARN L623 FunctionHandler]: Unknown extern function v4l2_ctrl_handler_free [2022-12-13 18:37:47,351 WARN L623 FunctionHandler]: Unknown extern function v4l2_ctrl_cluster [2022-12-13 18:37:47,351 WARN L623 FunctionHandler]: Unknown extern function v4l2_ctrl_handler_setup [2022-12-13 18:37:47,357 WARN L623 FunctionHandler]: Unknown extern function v4l2_ctrl_handler_free [2022-12-13 18:37:47,366 WARN L623 FunctionHandler]: Unknown extern function i2c_del_driver [2022-12-13 18:37:47,538 WARN L623 FunctionHandler]: Unknown extern function v4l2_subdev_queryctrl [2022-12-13 18:37:47,539 WARN L623 FunctionHandler]: Unknown extern function v4l2_subdev_querymenu [2022-12-13 18:37:47,539 WARN L623 FunctionHandler]: Unknown extern function v4l2_subdev_s_ctrl [2022-12-13 18:37:47,540 WARN L623 FunctionHandler]: Unknown extern function v4l2_subdev_s_ext_ctrls [2022-12-13 18:37:47,543 WARN L623 FunctionHandler]: Unknown extern function v4l2_subdev_try_ext_ctrls [2022-12-13 18:37:47,543 WARN L623 FunctionHandler]: Unknown extern function v4l2_subdev_g_ctrl [2022-12-13 18:37:47,543 WARN L623 FunctionHandler]: Unknown extern function v4l2_subdev_g_ext_ctrls [2022-12-13 18:37:47,547 WARN L623 FunctionHandler]: Unknown extern function v4l2_device_unregister_subdev [2022-12-13 18:37:47,548 WARN L623 FunctionHandler]: Unknown extern function i2c_register_driver [2022-12-13 18:37:47,633 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,633 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,638 WARN L623 FunctionHandler]: Unknown extern function i2c_master_send [2022-12-13 18:37:47,638 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,640 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,640 WARN L623 FunctionHandler]: Unknown extern function request_firmware [2022-12-13 18:37:47,640 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,642 WARN L623 FunctionHandler]: Unknown extern function release_firmware [2022-12-13 18:37:47,642 WARN L623 FunctionHandler]: Unknown extern function release_firmware [2022-12-13 18:37:47,736 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 18:37:47,923 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,926 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,930 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:37:47,930 WARN L623 FunctionHandler]: Unknown extern function __kfifo_in [2022-12-13 18:37:47,931 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,932 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,933 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:37:47,939 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:37:47,939 WARN L623 FunctionHandler]: Unknown extern function __kfifo_out [2022-12-13 18:37:47,941 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,942 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,960 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:37:47,991 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,992 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,993 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,994 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,996 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,996 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,997 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,997 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,998 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:47,999 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,000 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,000 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,002 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,002 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,003 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,003 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,004 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,004 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,005 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,006 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,006 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,006 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,007 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,008 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,009 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,009 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,009 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,010 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,010 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,010 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,011 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,012 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,015 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 18:37:48,015 WARN L623 FunctionHandler]: Unknown extern function __kfifo_alloc [2022-12-13 18:37:48,016 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 18:37:48,017 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 18:37:48,019 WARN L623 FunctionHandler]: Unknown extern function __kfifo_free [2022-12-13 18:37:48,104 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-12-13 18:37:48,104 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 18:37:48,117 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 18:37:48,329 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_39be104a-0abe-4f03-a79f-def1f4184948/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-i2c-cx25840-cx25840.cil.i[508948,508961] [2022-12-13 18:37:48,332 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_39be104a-0abe-4f03-a79f-def1f4184948/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-i2c-cx25840-cx25840.cil.i[509114,509127] [2022-12-13 18:37:48,332 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_39be104a-0abe-4f03-a79f-def1f4184948/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-i2c-cx25840-cx25840.cil.i[509278,509291] [2022-12-13 18:37:48,333 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_39be104a-0abe-4f03-a79f-def1f4184948/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-i2c-cx25840-cx25840.cil.i[509443,509456] [2022-12-13 18:37:48,354 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 18:37:48,380 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 18:37:48,456 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 18:37:48,458 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 18:37:48,458 WARN L623 FunctionHandler]: Unknown extern function devm_kmalloc [2022-12-13 18:37:48,466 WARN L623 FunctionHandler]: Unknown extern function i2c_master_send [2022-12-13 18:37:48,467 WARN L623 FunctionHandler]: Unknown extern function i2c_master_send [2022-12-13 18:37:48,468 WARN L623 FunctionHandler]: Unknown extern function i2c_transfer [2022-12-13 18:37:48,471 WARN L623 FunctionHandler]: Unknown extern function i2c_transfer [2022-12-13 18:37:48,485 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 18:37:48,485 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 18:37:48,485 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 18:37:48,486 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 18:37:48,486 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 18:37:48,487 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 18:37:48,488 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 18:37:48,488 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 18:37:48,489 WARN L623 FunctionHandler]: Unknown extern function __alloc_workqueue_key [2022-12-13 18:37:48,489 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-12-13 18:37:48,489 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 18:37:48,489 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 18:37:48,490 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-12-13 18:37:48,493 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 18:37:48,493 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 18:37:48,493 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 18:37:48,493 WARN L623 FunctionHandler]: Unknown extern function __alloc_workqueue_key [2022-12-13 18:37:48,494 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-12-13 18:37:48,494 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 18:37:48,494 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 18:37:48,494 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-12-13 18:37:48,497 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 18:37:48,497 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 18:37:48,497 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 18:37:48,498 WARN L623 FunctionHandler]: Unknown extern function __alloc_workqueue_key [2022-12-13 18:37:48,498 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-12-13 18:37:48,498 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 18:37:48,498 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 18:37:48,499 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-12-13 18:37:48,530 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,533 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,536 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,539 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,542 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,545 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,554 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,557 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,560 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,563 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,568 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,577 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,585 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,588 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,595 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,598 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,601 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,604 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,607 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,609 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,615 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,620 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,623 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,629 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,633 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,637 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,640 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,643 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,646 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,649 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,653 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,658 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,662 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,668 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,675 WARN L623 FunctionHandler]: Unknown extern function v4l2_ctrl_handler_log_status [2022-12-13 18:37:48,678 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,682 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,685 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,687 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,690 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,702 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,707 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,710 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,797 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,800 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,804 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,809 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,812 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,815 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,818 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,821 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,822 WARN L623 FunctionHandler]: Unknown extern function v4l2_i2c_subdev_init [2022-12-13 18:37:48,824 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,827 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,830 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,832 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,835 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,838 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,839 WARN L623 FunctionHandler]: Unknown extern function v4l2_ctrl_handler_init_class [2022-12-13 18:37:48,839 WARN L623 FunctionHandler]: Unknown extern function v4l2_ctrl_new_std [2022-12-13 18:37:48,839 WARN L623 FunctionHandler]: Unknown extern function v4l2_ctrl_new_std [2022-12-13 18:37:48,840 WARN L623 FunctionHandler]: Unknown extern function v4l2_ctrl_new_std [2022-12-13 18:37:48,840 WARN L623 FunctionHandler]: Unknown extern function v4l2_ctrl_new_std [2022-12-13 18:37:48,840 WARN L623 FunctionHandler]: Unknown extern function v4l2_ctrl_new_std [2022-12-13 18:37:48,841 WARN L623 FunctionHandler]: Unknown extern function v4l2_ctrl_new_std [2022-12-13 18:37:48,841 WARN L623 FunctionHandler]: Unknown extern function v4l2_ctrl_new_std [2022-12-13 18:37:48,841 WARN L623 FunctionHandler]: Unknown extern function v4l2_ctrl_new_std [2022-12-13 18:37:48,841 WARN L623 FunctionHandler]: Unknown extern function v4l2_ctrl_new_std [2022-12-13 18:37:48,842 WARN L623 FunctionHandler]: Unknown extern function v4l2_ctrl_handler_free [2022-12-13 18:37:48,843 WARN L623 FunctionHandler]: Unknown extern function v4l2_ctrl_cluster [2022-12-13 18:37:48,850 WARN L623 FunctionHandler]: Unknown extern function v4l2_ctrl_handler_setup [2022-12-13 18:37:48,851 WARN L623 FunctionHandler]: Unknown extern function v4l2_ctrl_handler_free [2022-12-13 18:37:48,852 WARN L623 FunctionHandler]: Unknown extern function i2c_del_driver [2022-12-13 18:37:48,855 WARN L623 FunctionHandler]: Unknown extern function v4l2_subdev_queryctrl [2022-12-13 18:37:48,855 WARN L623 FunctionHandler]: Unknown extern function v4l2_subdev_querymenu [2022-12-13 18:37:48,856 WARN L623 FunctionHandler]: Unknown extern function v4l2_subdev_s_ctrl [2022-12-13 18:37:48,856 WARN L623 FunctionHandler]: Unknown extern function v4l2_subdev_s_ext_ctrls [2022-12-13 18:37:48,857 WARN L623 FunctionHandler]: Unknown extern function v4l2_subdev_try_ext_ctrls [2022-12-13 18:37:48,858 WARN L623 FunctionHandler]: Unknown extern function v4l2_subdev_g_ctrl [2022-12-13 18:37:48,858 WARN L623 FunctionHandler]: Unknown extern function v4l2_subdev_g_ext_ctrls [2022-12-13 18:37:48,863 WARN L623 FunctionHandler]: Unknown extern function v4l2_device_unregister_subdev [2022-12-13 18:37:48,863 WARN L623 FunctionHandler]: Unknown extern function i2c_register_driver [2022-12-13 18:37:48,874 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,875 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,876 WARN L623 FunctionHandler]: Unknown extern function i2c_master_send [2022-12-13 18:37:48,877 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,878 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,879 WARN L623 FunctionHandler]: Unknown extern function request_firmware [2022-12-13 18:37:48,880 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,880 WARN L623 FunctionHandler]: Unknown extern function release_firmware [2022-12-13 18:37:48,881 WARN L623 FunctionHandler]: Unknown extern function release_firmware [2022-12-13 18:37:48,899 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 18:37:48,911 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,913 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,916 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:37:48,917 WARN L623 FunctionHandler]: Unknown extern function __kfifo_in [2022-12-13 18:37:48,917 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,917 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,918 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:37:48,922 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:37:48,922 WARN L623 FunctionHandler]: Unknown extern function __kfifo_out [2022-12-13 18:37:48,923 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,924 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,927 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:37:48,932 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,933 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,933 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,933 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,934 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,934 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,935 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,935 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,935 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,936 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,936 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,937 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,937 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,937 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,938 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,938 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,938 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,939 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,939 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,940 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,940 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,940 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,940 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,941 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,941 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,941 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,942 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,942 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,942 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,943 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,943 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,943 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:37:48,945 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 18:37:48,945 WARN L623 FunctionHandler]: Unknown extern function __kfifo_alloc [2022-12-13 18:37:48,947 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 18:37:48,949 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 18:37:48,952 WARN L623 FunctionHandler]: Unknown extern function __kfifo_free [2022-12-13 18:37:48,973 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-12-13 18:37:48,973 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 18:37:48,974 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 18:37:48,986 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_39be104a-0abe-4f03-a79f-def1f4184948/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-i2c-cx25840-cx25840.cil.i[508948,508961] [2022-12-13 18:37:48,987 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_39be104a-0abe-4f03-a79f-def1f4184948/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-i2c-cx25840-cx25840.cil.i[509114,509127] [2022-12-13 18:37:48,987 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_39be104a-0abe-4f03-a79f-def1f4184948/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-i2c-cx25840-cx25840.cil.i[509278,509291] [2022-12-13 18:37:48,988 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_39be104a-0abe-4f03-a79f-def1f4184948/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-i2c-cx25840-cx25840.cil.i[509443,509456] [2022-12-13 18:37:48,992 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 18:37:49,141 INFO L208 MainTranslator]: Completed translation [2022-12-13 18:37:49,141 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:37:49 WrapperNode [2022-12-13 18:37:49,141 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 18:37:49,142 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 18:37:49,142 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 18:37:49,142 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 18:37:49,149 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:37:49" (1/1) ... [2022-12-13 18:37:49,239 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:37:49" (1/1) ... [2022-12-13 18:37:49,579 INFO L138 Inliner]: procedures = 370, calls = 6260, calls flagged for inlining = 171, calls inlined = 146, statements flattened = 16456 [2022-12-13 18:37:49,580 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 18:37:49,580 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 18:37:49,580 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 18:37:49,581 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 18:37:49,590 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:37:49" (1/1) ... [2022-12-13 18:37:49,590 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:37:49" (1/1) ... [2022-12-13 18:37:49,638 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:37:49" (1/1) ... [2022-12-13 18:37:49,638 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:37:49" (1/1) ... [2022-12-13 18:37:49,819 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:37:49" (1/1) ... [2022-12-13 18:37:49,845 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:37:49" (1/1) ... [2022-12-13 18:37:49,889 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:37:49" (1/1) ... [2022-12-13 18:37:49,913 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:37:49" (1/1) ... [2022-12-13 18:37:49,984 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 18:37:49,985 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 18:37:49,986 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 18:37:49,986 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 18:37:49,986 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:37:49" (1/1) ... [2022-12-13 18:37:49,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 18:37:50,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39be104a-0abe-4f03-a79f-def1f4184948/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:37:50,015 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39be104a-0abe-4f03-a79f-def1f4184948/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 18:37:50,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39be104a-0abe-4f03-a79f-def1f4184948/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 18:37:50,051 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-12-13 18:37:50,051 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-12-13 18:37:50,051 INFO L130 BoogieDeclarations]: Found specification of procedure to_sd [2022-12-13 18:37:50,051 INFO L138 BoogieDeclarations]: Found implementation of procedure to_sd [2022-12-13 18:37:50,051 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_s_tuner [2022-12-13 18:37:50,051 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_s_tuner [2022-12-13 18:37:50,051 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_subdev_g_ctrl [2022-12-13 18:37:50,052 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_subdev_g_ctrl [2022-12-13 18:37:50,052 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_ir_tx_s_parameters [2022-12-13 18:37:50,052 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_ir_tx_s_parameters [2022-12-13 18:37:50,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-12-13 18:37:50,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-13 18:37:50,052 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-12-13 18:37:50,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-12-13 18:37:50,052 INFO L130 BoogieDeclarations]: Found specification of procedure input_change [2022-12-13 18:37:50,052 INFO L138 BoogieDeclarations]: Found implementation of procedure input_change [2022-12-13 18:37:50,052 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_ir_tx_g_parameters [2022-12-13 18:37:50,053 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_ir_tx_g_parameters [2022-12-13 18:37:50,053 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_subdev_querymenu [2022-12-13 18:37:50,053 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_subdev_querymenu [2022-12-13 18:37:50,053 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-12-13 18:37:50,053 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-12-13 18:37:50,053 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_ir_probe [2022-12-13 18:37:50,053 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_ir_probe [2022-12-13 18:37:50,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-13 18:37:50,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-13 18:37:50,053 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2022-12-13 18:37:50,054 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2022-12-13 18:37:50,054 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_ir_rx_shutdown [2022-12-13 18:37:50,054 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_ir_rx_shutdown [2022-12-13 18:37:50,054 INFO L130 BoogieDeclarations]: Found specification of procedure is_cx2388x [2022-12-13 18:37:50,054 INFO L138 BoogieDeclarations]: Found implementation of procedure is_cx2388x [2022-12-13 18:37:50,054 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_g_tuner [2022-12-13 18:37:50,054 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_g_tuner [2022-12-13 18:37:50,054 INFO L130 BoogieDeclarations]: Found specification of procedure is_cx2583x [2022-12-13 18:37:50,054 INFO L138 BoogieDeclarations]: Found implementation of procedure is_cx2583x [2022-12-13 18:37:50,054 INFO L130 BoogieDeclarations]: Found specification of procedure to_ir_state [2022-12-13 18:37:50,054 INFO L138 BoogieDeclarations]: Found implementation of procedure to_ir_state [2022-12-13 18:37:50,055 INFO L130 BoogieDeclarations]: Found specification of procedure control_tx_enable [2022-12-13 18:37:50,055 INFO L138 BoogieDeclarations]: Found implementation of procedure control_tx_enable [2022-12-13 18:37:50,055 INFO L130 BoogieDeclarations]: Found specification of procedure pulse_width_count_to_ns [2022-12-13 18:37:50,055 INFO L138 BoogieDeclarations]: Found implementation of procedure pulse_width_count_to_ns [2022-12-13 18:37:50,055 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-12-13 18:37:50,055 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-12-13 18:37:50,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-12-13 18:37:50,055 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-12-13 18:37:50,055 INFO L130 BoogieDeclarations]: Found specification of procedure carrier_freq_to_clock_divider [2022-12-13 18:37:50,055 INFO L138 BoogieDeclarations]: Found implementation of procedure carrier_freq_to_clock_divider [2022-12-13 18:37:50,056 INFO L130 BoogieDeclarations]: Found specification of procedure control_rx_demodulation_enable [2022-12-13 18:37:50,056 INFO L138 BoogieDeclarations]: Found implementation of procedure control_rx_demodulation_enable [2022-12-13 18:37:50,056 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2022-12-13 18:37:50,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2022-12-13 18:37:50,056 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-12-13 18:37:50,056 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-12-13 18:37:50,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 18:37:50,056 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-12-13 18:37:50,056 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-12-13 18:37:50,056 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_write [2022-12-13 18:37:50,056 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_write [2022-12-13 18:37:50,057 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~VOID [2022-12-13 18:37:50,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~VOID [2022-12-13 18:37:50,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 18:37:50,057 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_s_mbus_fmt [2022-12-13 18:37:50,057 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_s_mbus_fmt [2022-12-13 18:37:50,057 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-12-13 18:37:50,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-12-13 18:37:50,057 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2022-12-13 18:37:50,057 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2022-12-13 18:37:50,057 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2022-12-13 18:37:50,058 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2022-12-13 18:37:50,058 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-12-13 18:37:50,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-12-13 18:37:50,058 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-12-13 18:37:50,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-12-13 18:37:50,058 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-12-13 18:37:50,058 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-12-13 18:37:50,058 INFO L130 BoogieDeclarations]: Found specification of procedure set_volume [2022-12-13 18:37:50,058 INFO L138 BoogieDeclarations]: Found implementation of procedure set_volume [2022-12-13 18:37:50,058 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_g_sliced_fmt [2022-12-13 18:37:50,058 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_g_sliced_fmt [2022-12-13 18:37:50,059 INFO L130 BoogieDeclarations]: Found specification of procedure cx231xx_initialize [2022-12-13 18:37:50,059 INFO L138 BoogieDeclarations]: Found implementation of procedure cx231xx_initialize [2022-12-13 18:37:50,059 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_subdev_g_ext_ctrls [2022-12-13 18:37:50,059 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_subdev_g_ext_ctrls [2022-12-13 18:37:50,059 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 18:37:50,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-13 18:37:50,059 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-12-13 18:37:50,059 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-12-13 18:37:50,059 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-12-13 18:37:50,059 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-12-13 18:37:50,059 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_uint_must_check_helper [2022-12-13 18:37:50,059 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_uint_must_check_helper [2022-12-13 18:37:50,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-12-13 18:37:50,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-12-13 18:37:50,060 INFO L130 BoogieDeclarations]: Found specification of procedure clock_divider_to_resolution [2022-12-13 18:37:50,060 INFO L138 BoogieDeclarations]: Found implementation of procedure clock_divider_to_resolution [2022-12-13 18:37:50,060 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-12-13 18:37:50,060 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-12-13 18:37:50,060 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_subdev_try_ext_ctrls [2022-12-13 18:37:50,060 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_subdev_try_ext_ctrls [2022-12-13 18:37:50,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_rx_params_lock_of_cx25840_ir_state [2022-12-13 18:37:50,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_rx_params_lock_of_cx25840_ir_state [2022-12-13 18:37:50,060 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2022-12-13 18:37:50,060 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2022-12-13 18:37:50,061 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_clientdata___0 [2022-12-13 18:37:50,061 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_clientdata___0 [2022-12-13 18:37:50,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-12-13 18:37:50,061 INFO L130 BoogieDeclarations]: Found specification of procedure cx25836_initialize [2022-12-13 18:37:50,061 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25836_initialize [2022-12-13 18:37:50,061 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_write4 [2022-12-13 18:37:50,061 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_write4 [2022-12-13 18:37:50,061 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_subdev_s_ext_ctrls [2022-12-13 18:37:50,061 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_subdev_s_ext_ctrls [2022-12-13 18:37:50,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-13 18:37:50,061 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_s_frequency [2022-12-13 18:37:50,062 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_s_frequency [2022-12-13 18:37:50,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-12-13 18:37:50,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-12-13 18:37:50,062 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_std_setup [2022-12-13 18:37:50,062 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_std_setup [2022-12-13 18:37:50,062 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 18:37:50,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-12-13 18:37:50,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-12-13 18:37:50,062 INFO L130 BoogieDeclarations]: Found specification of procedure irqenable_tx [2022-12-13 18:37:50,062 INFO L138 BoogieDeclarations]: Found implementation of procedure irqenable_tx [2022-12-13 18:37:50,062 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_clientdata [2022-12-13 18:37:50,063 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_clientdata [2022-12-13 18:37:50,063 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_subdev_queryctrl [2022-12-13 18:37:50,063 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_subdev_queryctrl [2022-12-13 18:37:50,063 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-12-13 18:37:50,063 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-12-13 18:37:50,063 INFO L130 BoogieDeclarations]: Found specification of procedure control_tx_modulation_enable [2022-12-13 18:37:50,063 INFO L138 BoogieDeclarations]: Found implementation of procedure control_tx_modulation_enable [2022-12-13 18:37:50,063 INFO L130 BoogieDeclarations]: Found specification of procedure cx23885_initialize [2022-12-13 18:37:50,063 INFO L138 BoogieDeclarations]: Found implementation of procedure cx23885_initialize [2022-12-13 18:37:50,063 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_s_raw_fmt [2022-12-13 18:37:50,063 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_s_raw_fmt [2022-12-13 18:37:50,063 INFO L130 BoogieDeclarations]: Found specification of procedure clock_divider_to_freq [2022-12-13 18:37:50,064 INFO L138 BoogieDeclarations]: Found implementation of procedure clock_divider_to_freq [2022-12-13 18:37:50,064 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_g_std [2022-12-13 18:37:50,064 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_g_std [2022-12-13 18:37:50,064 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_and_or [2022-12-13 18:37:50,064 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_and_or [2022-12-13 18:37:50,064 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_subdev_s_ctrl [2022-12-13 18:37:50,064 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_subdev_s_ctrl [2022-12-13 18:37:50,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-12-13 18:37:50,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-12-13 18:37:50,064 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_ir_rx_s_parameters [2022-12-13 18:37:50,064 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_ir_rx_s_parameters [2022-12-13 18:37:50,065 INFO L130 BoogieDeclarations]: Found specification of procedure to_state [2022-12-13 18:37:50,065 INFO L138 BoogieDeclarations]: Found implementation of procedure to_state [2022-12-13 18:37:50,065 INFO L130 BoogieDeclarations]: Found specification of procedure set_audclk_freq [2022-12-13 18:37:50,065 INFO L138 BoogieDeclarations]: Found implementation of procedure set_audclk_freq [2022-12-13 18:37:50,065 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_g_register [2022-12-13 18:37:50,065 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_g_register [2022-12-13 18:37:50,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 18:37:50,065 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_s_register [2022-12-13 18:37:50,065 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_s_register [2022-12-13 18:37:50,065 INFO L130 BoogieDeclarations]: Found specification of procedure set_input [2022-12-13 18:37:50,065 INFO L138 BoogieDeclarations]: Found implementation of procedure set_input [2022-12-13 18:37:50,065 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_ir_rx_g_parameters [2022-12-13 18:37:50,066 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_ir_rx_g_parameters [2022-12-13 18:37:50,066 INFO L130 BoogieDeclarations]: Found specification of procedure cx23888_std_setup [2022-12-13 18:37:50,066 INFO L138 BoogieDeclarations]: Found implementation of procedure cx23888_std_setup [2022-12-13 18:37:50,066 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_initialize [2022-12-13 18:37:50,066 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_initialize [2022-12-13 18:37:50,066 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_transfer [2022-12-13 18:37:50,066 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_transfer [2022-12-13 18:37:50,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_tx_params_lock_of_cx25840_ir_state [2022-12-13 18:37:50,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_tx_params_lock_of_cx25840_ir_state [2022-12-13 18:37:50,066 INFO L130 BoogieDeclarations]: Found specification of procedure irqenable_rx [2022-12-13 18:37:50,066 INFO L138 BoogieDeclarations]: Found implementation of procedure irqenable_rx [2022-12-13 18:37:50,067 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_and_or4 [2022-12-13 18:37:50,067 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_and_or4 [2022-12-13 18:37:50,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_tx_params_lock_of_cx25840_ir_state [2022-12-13 18:37:50,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_tx_params_lock_of_cx25840_ir_state [2022-12-13 18:37:50,067 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_g_input_status [2022-12-13 18:37:50,067 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_g_input_status [2022-12-13 18:37:50,067 INFO L130 BoogieDeclarations]: Found specification of procedure lpf_count_to_ns [2022-12-13 18:37:50,067 INFO L138 BoogieDeclarations]: Found implementation of procedure lpf_count_to_ns [2022-12-13 18:37:50,067 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_set_audclk_freq [2022-12-13 18:37:50,067 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_set_audclk_freq [2022-12-13 18:37:50,067 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_read [2022-12-13 18:37:50,067 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_read [2022-12-13 18:37:50,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 18:37:50,068 INFO L130 BoogieDeclarations]: Found specification of procedure pulse_width_count_to_us [2022-12-13 18:37:50,068 INFO L138 BoogieDeclarations]: Found implementation of procedure pulse_width_count_to_us [2022-12-13 18:37:50,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 18:37:50,068 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-12-13 18:37:50,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-12-13 18:37:50,068 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-12-13 18:37:50,068 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-12-13 18:37:50,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 18:37:50,068 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-12-13 18:37:50,068 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_s_sliced_fmt [2022-12-13 18:37:50,069 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_s_sliced_fmt [2022-12-13 18:37:50,069 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_master_send [2022-12-13 18:37:50,069 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_master_send [2022-12-13 18:37:50,069 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_get_subdevdata [2022-12-13 18:37:50,069 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_get_subdevdata [2022-12-13 18:37:50,069 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_decode_vbi_line [2022-12-13 18:37:50,069 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_decode_vbi_line [2022-12-13 18:37:50,069 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_adapter_id [2022-12-13 18:37:50,069 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_adapter_id [2022-12-13 18:37:50,069 INFO L130 BoogieDeclarations]: Found specification of procedure clock_divider_to_carrier_freq [2022-12-13 18:37:50,069 INFO L138 BoogieDeclarations]: Found implementation of procedure clock_divider_to_carrier_freq [2022-12-13 18:37:50,070 INFO L130 BoogieDeclarations]: Found specification of procedure pulse_clocks_to_clock_divider [2022-12-13 18:37:50,070 INFO L138 BoogieDeclarations]: Found implementation of procedure pulse_clocks_to_clock_divider [2022-12-13 18:37:50,070 INFO L130 BoogieDeclarations]: Found specification of procedure is_cx231xx [2022-12-13 18:37:50,070 INFO L138 BoogieDeclarations]: Found implementation of procedure is_cx231xx [2022-12-13 18:37:50,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-12-13 18:37:50,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-12-13 18:37:50,070 INFO L130 BoogieDeclarations]: Found specification of procedure control_rx_s_edge_detection [2022-12-13 18:37:50,070 INFO L138 BoogieDeclarations]: Found implementation of procedure control_rx_s_edge_detection [2022-12-13 18:37:50,070 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2022-12-13 18:37:50,070 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2022-12-13 18:37:50,070 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_probe [2022-12-13 18:37:50,071 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_probe [2022-12-13 18:37:50,071 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-12-13 18:37:50,071 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-12-13 18:37:50,071 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2022-12-13 18:37:50,071 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2022-12-13 18:37:50,071 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_read4 [2022-12-13 18:37:50,071 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_read4 [2022-12-13 18:37:50,071 INFO L130 BoogieDeclarations]: Found specification of procedure odd_parity [2022-12-13 18:37:50,071 INFO L138 BoogieDeclarations]: Found implementation of procedure odd_parity [2022-12-13 18:37:50,071 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-12-13 18:37:50,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-12-13 18:37:50,071 INFO L130 BoogieDeclarations]: Found specification of procedure control_rx_enable [2022-12-13 18:37:50,072 INFO L138 BoogieDeclarations]: Found implementation of procedure control_rx_enable [2022-12-13 18:37:50,072 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-12-13 18:37:50,072 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-12-13 18:37:50,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_rx_params_lock_of_cx25840_ir_state [2022-12-13 18:37:50,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_rx_params_lock_of_cx25840_ir_state [2022-12-13 18:37:50,072 INFO L130 BoogieDeclarations]: Found specification of procedure filter_rx_s_min_width [2022-12-13 18:37:50,072 INFO L138 BoogieDeclarations]: Found implementation of procedure filter_rx_s_min_width [2022-12-13 18:37:50,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 18:37:50,072 INFO L130 BoogieDeclarations]: Found specification of procedure cx25840_ir_tx_shutdown [2022-12-13 18:37:50,072 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25840_ir_tx_shutdown [2022-12-13 18:37:50,072 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2022-12-13 18:37:50,073 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2022-12-13 18:37:50,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-12-13 18:37:50,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-12-13 18:37:50,073 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-12-13 18:37:50,073 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-12-13 18:37:50,073 INFO L130 BoogieDeclarations]: Found specification of procedure is_cx23885 [2022-12-13 18:37:50,073 INFO L138 BoogieDeclarations]: Found implementation of procedure is_cx23885 [2022-12-13 18:37:50,073 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 18:37:50,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 18:37:50,073 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_pulse_clocks [2022-12-13 18:37:50,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_pulse_clocks [2022-12-13 18:37:50,073 INFO L130 BoogieDeclarations]: Found specification of procedure is_cx23888 [2022-12-13 18:37:50,074 INFO L138 BoogieDeclarations]: Found implementation of procedure is_cx23888 [2022-12-13 18:37:50,074 INFO L130 BoogieDeclarations]: Found specification of procedure is_cx23887 [2022-12-13 18:37:50,074 INFO L138 BoogieDeclarations]: Found implementation of procedure is_cx23887 [2022-12-13 18:37:50,988 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 18:37:50,991 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 18:37:51,465 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-12-13 18:38:50,831 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 18:38:50,854 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 18:38:50,854 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-13 18:38:50,860 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 06:38:50 BoogieIcfgContainer [2022-12-13 18:38:50,860 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 18:38:50,861 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 18:38:50,861 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 18:38:50,864 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 18:38:50,864 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 06:37:46" (1/3) ... [2022-12-13 18:38:50,864 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b6977b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 06:38:50, skipping insertion in model container [2022-12-13 18:38:50,864 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:37:49" (2/3) ... [2022-12-13 18:38:50,865 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b6977b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 06:38:50, skipping insertion in model container [2022-12-13 18:38:50,865 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 06:38:50" (3/3) ... [2022-12-13 18:38:50,865 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-kernel-locking-mutex_drivers-media-i2c-cx25840-cx25840.cil.i [2022-12-13 18:38:50,879 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 18:38:50,879 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-12-13 18:38:51,016 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 18:38:51,022 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;@3de26273, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 18:38:51,022 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-12-13 18:38:51,041 INFO L276 IsEmpty]: Start isEmpty. Operand has 8412 states, 4809 states have (on average 1.1534622582657517) internal successors, (5547), 4836 states have internal predecessors, (5547), 3481 states have call successors, (3481), 119 states have call predecessors, (3481), 118 states have return successors, (3478), 3466 states have call predecessors, (3478), 3478 states have call successors, (3478) [2022-12-13 18:38:51,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-12-13 18:38:51,047 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 18:38:51,048 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:38:51,048 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-12-13 18:38:51,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:38:51,052 INFO L85 PathProgramCache]: Analyzing trace with hash -1188185774, now seen corresponding path program 1 times [2022-12-13 18:38:51,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:38:51,058 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1633683335] [2022-12-13 18:38:51,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:38:51,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:38:51,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:38:52,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 18:38:52,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:38:52,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 18:38:52,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:38:52,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 18:38:52,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:38:52,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:38:52,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:38:52,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 18:38:52,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:38:52,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-12-13 18:38:52,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:38:52,077 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-13 18:38:52,077 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 18:38:52,077 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1633683335] [2022-12-13 18:38:52,078 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1633683335] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 18:38:52,078 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 18:38:52,078 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 18:38:52,079 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342394504] [2022-12-13 18:38:52,079 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 18:38:52,082 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 18:38:52,082 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 18:38:52,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 18:38:52,104 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 18:38:52,117 INFO L87 Difference]: Start difference. First operand has 8412 states, 4809 states have (on average 1.1534622582657517) internal successors, (5547), 4836 states have internal predecessors, (5547), 3481 states have call successors, (3481), 119 states have call predecessors, (3481), 118 states have return successors, (3478), 3466 states have call predecessors, (3478), 3478 states have call successors, (3478) Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-12-13 18:38:52,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:38:52,934 INFO L93 Difference]: Finished difference Result 16800 states and 25033 transitions. [2022-12-13 18:38:52,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 18:38:52,936 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 48 [2022-12-13 18:38:52,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 18:38:52,993 INFO L225 Difference]: With dead ends: 16800 [2022-12-13 18:38:52,993 INFO L226 Difference]: Without dead ends: 8404 [2022-12-13 18:38:53,038 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-12-13 18:38:53,041 INFO L413 NwaCegarLoop]: 12489 mSDtfsCounter, 12474 mSDsluCounter, 24971 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12480 SdHoareTripleChecker+Valid, 37460 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 18:38:53,041 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12480 Valid, 37460 Invalid, 15 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 18:38:53,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8404 states. [2022-12-13 18:38:56,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8404 to 8404. [2022-12-13 18:38:56,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8404 states, 4805 states have (on average 1.151092611862643) internal successors, (5531), 4831 states have internal predecessors, (5531), 3478 states have call successors, (3478), 119 states have call predecessors, (3478), 118 states have return successors, (3475), 3463 states have call predecessors, (3475), 3475 states have call successors, (3475) [2022-12-13 18:38:56,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8404 states to 8404 states and 12484 transitions. [2022-12-13 18:38:56,268 INFO L78 Accepts]: Start accepts. Automaton has 8404 states and 12484 transitions. Word has length 48 [2022-12-13 18:38:56,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 18:38:56,268 INFO L495 AbstractCegarLoop]: Abstraction has 8404 states and 12484 transitions. [2022-12-13 18:38:56,268 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-12-13 18:38:56,269 INFO L276 IsEmpty]: Start isEmpty. Operand 8404 states and 12484 transitions. [2022-12-13 18:38:56,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-12-13 18:38:56,270 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 18:38:56,270 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:38:56,271 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 18:38:56,271 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-12-13 18:38:56,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:38:56,271 INFO L85 PathProgramCache]: Analyzing trace with hash 638489427, now seen corresponding path program 1 times [2022-12-13 18:38:56,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:38:56,272 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238012245] [2022-12-13 18:38:56,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:38:56,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:38:56,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:38:56,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 18:38:56,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:38:56,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 18:38:56,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:38:56,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 18:38:56,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:38:56,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:38:56,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:38:56,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 18:38:56,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:38:56,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-12-13 18:38:56,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:38:56,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-12-13 18:38:56,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:38:56,959 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-13 18:38:56,959 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 18:38:56,959 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238012245] [2022-12-13 18:38:56,960 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1238012245] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 18:38:56,960 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 18:38:56,960 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 18:38:56,960 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1309989871] [2022-12-13 18:38:56,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 18:38:56,962 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 18:38:56,962 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 18:38:56,962 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 18:38:56,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 18:38:56,963 INFO L87 Difference]: Start difference. First operand 8404 states and 12484 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-13 18:38:57,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:38:57,550 INFO L93 Difference]: Finished difference Result 8410 states and 12489 transitions. [2022-12-13 18:38:57,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 18:38:57,551 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 53 [2022-12-13 18:38:57,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 18:38:57,599 INFO L225 Difference]: With dead ends: 8410 [2022-12-13 18:38:57,599 INFO L226 Difference]: Without dead ends: 8408 [2022-12-13 18:38:57,606 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-12-13 18:38:57,607 INFO L413 NwaCegarLoop]: 12481 mSDtfsCounter, 12459 mSDsluCounter, 24949 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12463 SdHoareTripleChecker+Valid, 37430 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 18:38:57,607 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12463 Valid, 37430 Invalid, 15 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 18:38:57,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8408 states. [2022-12-13 18:39:00,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8408 to 8408. [2022-12-13 18:39:00,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8408 states, 4808 states have (on average 1.1509983361064893) internal successors, (5534), 4834 states have internal predecessors, (5534), 3478 states have call successors, (3478), 120 states have call predecessors, (3478), 119 states have return successors, (3475), 3463 states have call predecessors, (3475), 3475 states have call successors, (3475) [2022-12-13 18:39:00,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8408 states to 8408 states and 12487 transitions. [2022-12-13 18:39:00,776 INFO L78 Accepts]: Start accepts. Automaton has 8408 states and 12487 transitions. Word has length 53 [2022-12-13 18:39:00,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 18:39:00,777 INFO L495 AbstractCegarLoop]: Abstraction has 8408 states and 12487 transitions. [2022-12-13 18:39:00,777 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-13 18:39:00,777 INFO L276 IsEmpty]: Start isEmpty. Operand 8408 states and 12487 transitions. [2022-12-13 18:39:00,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-12-13 18:39:00,778 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 18:39:00,778 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:39:00,778 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 18:39:00,778 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-12-13 18:39:00,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:39:00,779 INFO L85 PathProgramCache]: Analyzing trace with hash -948442702, now seen corresponding path program 1 times [2022-12-13 18:39:00,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:39:00,779 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1450822050] [2022-12-13 18:39:00,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:39:00,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:39:00,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:01,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 18:39:01,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:01,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 18:39:01,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:01,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 18:39:01,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:01,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:39:01,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:01,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 18:39:01,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:01,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-12-13 18:39:01,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:01,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-12-13 18:39:01,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:01,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-12-13 18:39:01,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:01,494 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-12-13 18:39:01,494 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 18:39:01,495 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1450822050] [2022-12-13 18:39:01,495 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1450822050] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 18:39:01,495 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 18:39:01,495 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 18:39:01,495 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1748532934] [2022-12-13 18:39:01,495 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 18:39:01,496 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 18:39:01,496 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 18:39:01,496 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 18:39:01,496 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 18:39:01,497 INFO L87 Difference]: Start difference. First operand 8408 states and 12487 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-12-13 18:39:02,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:39:02,137 INFO L93 Difference]: Finished difference Result 8414 states and 12492 transitions. [2022-12-13 18:39:02,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 18:39:02,138 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 58 [2022-12-13 18:39:02,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 18:39:02,195 INFO L225 Difference]: With dead ends: 8414 [2022-12-13 18:39:02,195 INFO L226 Difference]: Without dead ends: 8412 [2022-12-13 18:39:02,206 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-12-13 18:39:02,207 INFO L413 NwaCegarLoop]: 12481 mSDtfsCounter, 12459 mSDsluCounter, 24949 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12462 SdHoareTripleChecker+Valid, 37430 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 18:39:02,207 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12462 Valid, 37430 Invalid, 15 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 18:39:02,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8412 states. [2022-12-13 18:39:05,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8412 to 8412. [2022-12-13 18:39:05,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8412 states, 4811 states have (on average 1.1509041779255873) internal successors, (5537), 4837 states have internal predecessors, (5537), 3478 states have call successors, (3478), 121 states have call predecessors, (3478), 120 states have return successors, (3475), 3463 states have call predecessors, (3475), 3475 states have call successors, (3475) [2022-12-13 18:39:05,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8412 states to 8412 states and 12490 transitions. [2022-12-13 18:39:05,212 INFO L78 Accepts]: Start accepts. Automaton has 8412 states and 12490 transitions. Word has length 58 [2022-12-13 18:39:05,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 18:39:05,212 INFO L495 AbstractCegarLoop]: Abstraction has 8412 states and 12490 transitions. [2022-12-13 18:39:05,213 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-12-13 18:39:05,213 INFO L276 IsEmpty]: Start isEmpty. Operand 8412 states and 12490 transitions. [2022-12-13 18:39:05,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-12-13 18:39:05,214 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 18:39:05,214 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:39:05,214 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 18:39:05,215 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-12-13 18:39:05,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:39:05,215 INFO L85 PathProgramCache]: Analyzing trace with hash -1272829234, now seen corresponding path program 1 times [2022-12-13 18:39:05,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:39:05,215 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [150352601] [2022-12-13 18:39:05,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:39:05,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:39:05,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:05,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 18:39:05,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:05,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 18:39:05,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:05,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 18:39:05,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:05,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:39:05,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:05,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 18:39:05,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:05,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-12-13 18:39:05,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:05,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 18:39:05,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:05,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-12-13 18:39:05,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:05,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-12-13 18:39:05,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:05,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-12-13 18:39:05,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:05,882 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-12-13 18:39:05,882 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 18:39:05,882 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [150352601] [2022-12-13 18:39:05,882 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [150352601] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 18:39:05,882 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 18:39:05,882 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 18:39:05,882 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1875635270] [2022-12-13 18:39:05,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 18:39:05,883 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 18:39:05,883 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 18:39:05,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 18:39:05,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 18:39:05,883 INFO L87 Difference]: Start difference. First operand 8412 states and 12490 transitions. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-12-13 18:39:06,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:39:06,324 INFO L93 Difference]: Finished difference Result 8418 states and 12495 transitions. [2022-12-13 18:39:06,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 18:39:06,324 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 73 [2022-12-13 18:39:06,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 18:39:06,359 INFO L225 Difference]: With dead ends: 8418 [2022-12-13 18:39:06,359 INFO L226 Difference]: Without dead ends: 8416 [2022-12-13 18:39:06,367 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-12-13 18:39:06,368 INFO L413 NwaCegarLoop]: 12481 mSDtfsCounter, 12452 mSDsluCounter, 24949 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12454 SdHoareTripleChecker+Valid, 37430 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 18:39:06,368 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12454 Valid, 37430 Invalid, 15 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 18:39:06,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8416 states. [2022-12-13 18:39:09,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8416 to 8416. [2022-12-13 18:39:09,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8416 states, 4814 states have (on average 1.1508101371001247) internal successors, (5540), 4840 states have internal predecessors, (5540), 3478 states have call successors, (3478), 122 states have call predecessors, (3478), 121 states have return successors, (3475), 3463 states have call predecessors, (3475), 3475 states have call successors, (3475) [2022-12-13 18:39:09,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8416 states to 8416 states and 12493 transitions. [2022-12-13 18:39:09,379 INFO L78 Accepts]: Start accepts. Automaton has 8416 states and 12493 transitions. Word has length 73 [2022-12-13 18:39:09,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 18:39:09,380 INFO L495 AbstractCegarLoop]: Abstraction has 8416 states and 12493 transitions. [2022-12-13 18:39:09,380 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-12-13 18:39:09,380 INFO L276 IsEmpty]: Start isEmpty. Operand 8416 states and 12493 transitions. [2022-12-13 18:39:09,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-13 18:39:09,381 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 18:39:09,381 INFO L195 NwaCegarLoop]: trace histogram [5, 4, 4, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:39:09,381 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-13 18:39:09,381 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-12-13 18:39:09,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:39:09,382 INFO L85 PathProgramCache]: Analyzing trace with hash -1960249705, now seen corresponding path program 1 times [2022-12-13 18:39:09,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:39:09,382 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1035478875] [2022-12-13 18:39:09,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:39:09,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:39:09,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:09,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 18:39:09,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:09,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 18:39:09,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:09,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 18:39:09,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:09,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:39:09,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:09,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 18:39:09,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:09,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-12-13 18:39:09,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:09,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 18:39:09,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:09,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-12-13 18:39:09,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:09,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-12-13 18:39:09,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:09,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-12-13 18:39:09,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:09,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 18:39:09,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:09,990 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-12-13 18:39:09,990 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 18:39:09,990 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1035478875] [2022-12-13 18:39:09,990 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1035478875] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 18:39:09,990 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 18:39:09,990 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 18:39:09,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1610400893] [2022-12-13 18:39:09,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 18:39:09,991 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 18:39:09,991 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 18:39:09,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 18:39:09,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 18:39:09,991 INFO L87 Difference]: Start difference. First operand 8416 states and 12493 transitions. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-12-13 18:39:10,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:39:10,455 INFO L93 Difference]: Finished difference Result 8511 states and 12579 transitions. [2022-12-13 18:39:10,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 18:39:10,456 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 78 [2022-12-13 18:39:10,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 18:39:10,490 INFO L225 Difference]: With dead ends: 8511 [2022-12-13 18:39:10,490 INFO L226 Difference]: Without dead ends: 8507 [2022-12-13 18:39:10,498 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-12-13 18:39:10,498 INFO L413 NwaCegarLoop]: 12498 mSDtfsCounter, 12286 mSDsluCounter, 25228 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12287 SdHoareTripleChecker+Valid, 37726 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 18:39:10,498 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12287 Valid, 37726 Invalid, 17 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 18:39:10,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8507 states. [2022-12-13 18:39:16,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8507 to 8505. [2022-12-13 18:39:16,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8505 states, 4878 states have (on average 1.1506765067650677) internal successors, (5613), 4903 states have internal predecessors, (5613), 3482 states have call successors, (3482), 144 states have call predecessors, (3482), 142 states have return successors, (3479), 3467 states have call predecessors, (3479), 3479 states have call successors, (3479) [2022-12-13 18:39:16,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8505 states to 8505 states and 12574 transitions. [2022-12-13 18:39:16,152 INFO L78 Accepts]: Start accepts. Automaton has 8505 states and 12574 transitions. Word has length 78 [2022-12-13 18:39:16,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 18:39:16,152 INFO L495 AbstractCegarLoop]: Abstraction has 8505 states and 12574 transitions. [2022-12-13 18:39:16,152 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-12-13 18:39:16,152 INFO L276 IsEmpty]: Start isEmpty. Operand 8505 states and 12574 transitions. [2022-12-13 18:39:16,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-12-13 18:39:16,153 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 18:39:16,153 INFO L195 NwaCegarLoop]: trace histogram [6, 5, 5, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:39:16,153 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-13 18:39:16,153 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-12-13 18:39:16,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:39:16,154 INFO L85 PathProgramCache]: Analyzing trace with hash -423348178, now seen corresponding path program 1 times [2022-12-13 18:39:16,154 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:39:16,154 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1725164744] [2022-12-13 18:39:16,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:39:16,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:39:16,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:16,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 18:39:16,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:16,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 18:39:16,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:16,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 18:39:16,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:16,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:39:16,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:16,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 18:39:16,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:16,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-12-13 18:39:16,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:16,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 18:39:16,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:16,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-12-13 18:39:16,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:16,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-12-13 18:39:16,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:16,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-12-13 18:39:16,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:16,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 18:39:16,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:16,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-12-13 18:39:16,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:16,710 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2022-12-13 18:39:16,710 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 18:39:16,710 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1725164744] [2022-12-13 18:39:16,710 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1725164744] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 18:39:16,710 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 18:39:16,710 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 18:39:16,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1387793773] [2022-12-13 18:39:16,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 18:39:16,711 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 18:39:16,711 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 18:39:16,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 18:39:16,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 18:39:16,711 INFO L87 Difference]: Start difference. First operand 8505 states and 12574 transitions. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 18:39:17,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:39:17,186 INFO L93 Difference]: Finished difference Result 8562 states and 12631 transitions. [2022-12-13 18:39:17,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 18:39:17,187 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 83 [2022-12-13 18:39:17,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 18:39:17,219 INFO L225 Difference]: With dead ends: 8562 [2022-12-13 18:39:17,219 INFO L226 Difference]: Without dead ends: 8424 [2022-12-13 18:39:17,226 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-12-13 18:39:17,227 INFO L413 NwaCegarLoop]: 12553 mSDtfsCounter, 12341 mSDsluCounter, 25292 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12341 SdHoareTripleChecker+Valid, 37845 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 18:39:17,227 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12341 Valid, 37845 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 18:39:17,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8424 states. [2022-12-13 18:39:22,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8424 to 8422. [2022-12-13 18:39:22,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8422 states, 4822 states have (on average 1.1495230194939858) internal successors, (5543), 4844 states have internal predecessors, (5543), 3452 states have call successors, (3452), 146 states have call predecessors, (3452), 146 states have return successors, (3452), 3440 states have call predecessors, (3452), 3452 states have call successors, (3452) [2022-12-13 18:39:22,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8422 states to 8422 states and 12447 transitions. [2022-12-13 18:39:22,887 INFO L78 Accepts]: Start accepts. Automaton has 8422 states and 12447 transitions. Word has length 83 [2022-12-13 18:39:22,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 18:39:22,887 INFO L495 AbstractCegarLoop]: Abstraction has 8422 states and 12447 transitions. [2022-12-13 18:39:22,887 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 18:39:22,887 INFO L276 IsEmpty]: Start isEmpty. Operand 8422 states and 12447 transitions. [2022-12-13 18:39:22,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-12-13 18:39:22,888 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 18:39:22,889 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 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] [2022-12-13 18:39:22,889 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-13 18:39:22,889 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-12-13 18:39:22,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:39:22,889 INFO L85 PathProgramCache]: Analyzing trace with hash 1555835301, now seen corresponding path program 1 times [2022-12-13 18:39:22,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:39:22,889 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1113958092] [2022-12-13 18:39:22,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:39:22,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:39:22,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:23,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 18:39:23,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:23,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 18:39:23,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:23,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 18:39:23,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:23,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:39:23,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:23,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 18:39:23,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:23,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-12-13 18:39:23,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:23,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 18:39:23,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:23,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-12-13 18:39:23,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:23,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:39:23,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:23,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 18:39:23,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:23,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 18:39:23,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:23,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 18:39:23,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:23,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-12-13 18:39:23,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:24,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:39:24,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:24,045 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2022-12-13 18:39:24,045 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 18:39:24,046 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1113958092] [2022-12-13 18:39:24,046 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1113958092] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 18:39:24,046 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 18:39:24,046 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 18:39:24,046 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1661405885] [2022-12-13 18:39:24,046 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 18:39:24,046 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 18:39:24,046 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 18:39:24,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 18:39:24,047 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-13 18:39:24,047 INFO L87 Difference]: Start difference. First operand 8422 states and 12447 transitions. Second operand has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 5 states have internal predecessors, (51), 2 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (14), 2 states have call predecessors, (14), 1 states have call successors, (14) [2022-12-13 18:39:30,340 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 18:39:42,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:39:42,495 INFO L93 Difference]: Finished difference Result 16872 states and 24953 transitions. [2022-12-13 18:39:42,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 18:39:42,496 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 5 states have internal predecessors, (51), 2 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (14), 2 states have call predecessors, (14), 1 states have call successors, (14) Word has length 100 [2022-12-13 18:39:42,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 18:39:42,529 INFO L225 Difference]: With dead ends: 16872 [2022-12-13 18:39:42,529 INFO L226 Difference]: Without dead ends: 8469 [2022-12-13 18:39:42,569 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2022-12-13 18:39:42,569 INFO L413 NwaCegarLoop]: 12000 mSDtfsCounter, 578 mSDsluCounter, 54692 mSDsCounter, 0 mSdLazyCounter, 3180 mSolverCounterSat, 3430 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 661 SdHoareTripleChecker+Valid, 66692 SdHoareTripleChecker+Invalid, 6611 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3430 IncrementalHoareTripleChecker+Valid, 3180 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.5s IncrementalHoareTripleChecker+Time [2022-12-13 18:39:42,570 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [661 Valid, 66692 Invalid, 6611 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3430 Valid, 3180 Invalid, 1 Unknown, 0 Unchecked, 17.5s Time] [2022-12-13 18:39:42,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8469 states. [2022-12-13 18:39:48,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8469 to 8427. [2022-12-13 18:39:48,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8427 states, 4826 states have (on average 1.1493990882718608) internal successors, (5547), 4848 states have internal predecessors, (5547), 3452 states have call successors, (3452), 146 states have call predecessors, (3452), 147 states have return successors, (3462), 3441 states have call predecessors, (3462), 3452 states have call successors, (3462) [2022-12-13 18:39:48,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8427 states to 8427 states and 12461 transitions. [2022-12-13 18:39:48,372 INFO L78 Accepts]: Start accepts. Automaton has 8427 states and 12461 transitions. Word has length 100 [2022-12-13 18:39:48,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 18:39:48,373 INFO L495 AbstractCegarLoop]: Abstraction has 8427 states and 12461 transitions. [2022-12-13 18:39:48,373 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 5 states have internal predecessors, (51), 2 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (14), 2 states have call predecessors, (14), 1 states have call successors, (14) [2022-12-13 18:39:48,373 INFO L276 IsEmpty]: Start isEmpty. Operand 8427 states and 12461 transitions. [2022-12-13 18:39:48,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-12-13 18:39:48,374 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 18:39:48,374 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 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] [2022-12-13 18:39:48,374 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-13 18:39:48,374 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-12-13 18:39:48,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:39:48,375 INFO L85 PathProgramCache]: Analyzing trace with hash 1297669863, now seen corresponding path program 1 times [2022-12-13 18:39:48,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:39:48,375 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [432019344] [2022-12-13 18:39:48,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:39:48,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:39:48,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:49,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 18:39:49,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:49,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 18:39:49,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:49,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 18:39:49,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:49,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:39:49,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:49,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 18:39:49,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:49,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-12-13 18:39:49,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:49,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 18:39:49,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:49,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-12-13 18:39:49,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:49,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:39:49,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:49,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 18:39:49,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:49,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 18:39:49,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:49,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 18:39:49,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:49,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-12-13 18:39:49,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:49,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:39:49,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:39:49,251 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2022-12-13 18:39:49,252 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 18:39:49,252 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [432019344] [2022-12-13 18:39:49,252 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [432019344] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 18:39:49,252 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 18:39:49,252 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 18:39:49,252 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [158700508] [2022-12-13 18:39:49,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 18:39:49,253 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 18:39:49,253 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 18:39:49,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 18:39:49,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 18:39:49,254 INFO L87 Difference]: Start difference. First operand 8427 states and 12461 transitions. Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-12-13 18:39:54,255 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 18:40:05,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:40:05,882 INFO L93 Difference]: Finished difference Result 8475 states and 12529 transitions. [2022-12-13 18:40:05,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 18:40:05,883 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 100 [2022-12-13 18:40:05,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 18:40:05,915 INFO L225 Difference]: With dead ends: 8475 [2022-12-13 18:40:05,915 INFO L226 Difference]: Without dead ends: 8473 [2022-12-13 18:40:05,920 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-12-13 18:40:05,920 INFO L413 NwaCegarLoop]: 11980 mSDtfsCounter, 12291 mSDsluCounter, 31351 mSDsCounter, 0 mSdLazyCounter, 2329 mSolverCounterSat, 3745 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12583 SdHoareTripleChecker+Valid, 43331 SdHoareTripleChecker+Invalid, 6075 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3745 IncrementalHoareTripleChecker+Valid, 2329 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.8s IncrementalHoareTripleChecker+Time [2022-12-13 18:40:05,920 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12583 Valid, 43331 Invalid, 6075 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3745 Valid, 2329 Invalid, 1 Unknown, 0 Unchecked, 15.8s Time] [2022-12-13 18:40:05,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8473 states. [2022-12-13 18:40:11,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8473 to 8431. [2022-12-13 18:40:11,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8431 states, 4829 states have (on average 1.1493062745910125) internal successors, (5550), 4851 states have internal predecessors, (5550), 3452 states have call successors, (3452), 147 states have call predecessors, (3452), 148 states have return successors, (3462), 3441 states have call predecessors, (3462), 3452 states have call successors, (3462) [2022-12-13 18:40:11,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8431 states to 8431 states and 12464 transitions. [2022-12-13 18:40:11,674 INFO L78 Accepts]: Start accepts. Automaton has 8431 states and 12464 transitions. Word has length 100 [2022-12-13 18:40:11,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 18:40:11,674 INFO L495 AbstractCegarLoop]: Abstraction has 8431 states and 12464 transitions. [2022-12-13 18:40:11,674 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-12-13 18:40:11,675 INFO L276 IsEmpty]: Start isEmpty. Operand 8431 states and 12464 transitions. [2022-12-13 18:40:11,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-12-13 18:40:11,677 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 18:40:11,677 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 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] [2022-12-13 18:40:11,677 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-13 18:40:11,677 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-12-13 18:40:11,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:40:11,677 INFO L85 PathProgramCache]: Analyzing trace with hash 1709332257, now seen corresponding path program 1 times [2022-12-13 18:40:11,677 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:40:11,678 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1931929295] [2022-12-13 18:40:11,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:40:11,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:40:11,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:40:12,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 18:40:12,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:40:12,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 18:40:12,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:40:12,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 18:40:12,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:40:12,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:40:12,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:40:12,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 18:40:12,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:40:12,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-12-13 18:40:12,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:40:12,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 18:40:12,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:40:12,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-12-13 18:40:12,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:40:12,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:40:12,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:40:12,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 18:40:12,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:40:12,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 18:40:12,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:40:12,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 18:40:12,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:40:12,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-12-13 18:40:12,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:40:12,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:40:12,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:40:12,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 18:40:12,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:40:12,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:40:12,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:40:12,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-12-13 18:40:12,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:40:12,404 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2022-12-13 18:40:12,404 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 18:40:12,405 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1931929295] [2022-12-13 18:40:12,405 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1931929295] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 18:40:12,405 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 18:40:12,405 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 18:40:12,405 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1195031166] [2022-12-13 18:40:12,405 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 18:40:12,406 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 18:40:12,406 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 18:40:12,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 18:40:12,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-13 18:40:12,407 INFO L87 Difference]: Start difference. First operand 8431 states and 12464 transitions. Second operand has 7 states, 7 states have (on average 9.0) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (20), 5 states have call predecessors, (20), 2 states have return successors, (17), 2 states have call predecessors, (17), 1 states have call successors, (17) [2022-12-13 18:40:20,511 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 18:40:25,557 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 18:40:26,658 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 18:40:27,676 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 18:40:33,302 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 18:40:35,761 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 18:43:39,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:43:39,223 INFO L93 Difference]: Finished difference Result 16952 states and 25073 transitions. [2022-12-13 18:43:39,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-12-13 18:43:39,224 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (20), 5 states have call predecessors, (20), 2 states have return successors, (17), 2 states have call predecessors, (17), 1 states have call successors, (17) Word has length 118 [2022-12-13 18:43:39,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 18:43:39,257 INFO L225 Difference]: With dead ends: 16952 [2022-12-13 18:43:39,257 INFO L226 Difference]: Without dead ends: 8528 [2022-12-13 18:43:39,294 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2022-12-13 18:43:39,295 INFO L413 NwaCegarLoop]: 1971 mSDtfsCounter, 8528 mSDsluCounter, 6825 mSDsCounter, 0 mSdLazyCounter, 46073 mSolverCounterSat, 7759 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 189.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11532 SdHoareTripleChecker+Valid, 8796 SdHoareTripleChecker+Invalid, 53833 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.5s SdHoareTripleChecker+Time, 7759 IncrementalHoareTripleChecker+Valid, 46073 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 204.3s IncrementalHoareTripleChecker+Time [2022-12-13 18:43:39,295 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11532 Valid, 8796 Invalid, 53833 Unknown, 0 Unchecked, 0.5s Time], IncrementalHoareTripleChecker [7759 Valid, 46073 Invalid, 1 Unknown, 0 Unchecked, 204.3s Time] [2022-12-13 18:43:39,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8528 states. [2022-12-13 18:43:45,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8528 to 8433. [2022-12-13 18:43:45,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8433 states, 4831 states have (on average 1.1492444628441316) internal successors, (5552), 4853 states have internal predecessors, (5552), 3452 states have call successors, (3452), 147 states have call predecessors, (3452), 148 states have return successors, (3462), 3441 states have call predecessors, (3462), 3452 states have call successors, (3462) [2022-12-13 18:43:45,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8433 states to 8433 states and 12466 transitions. [2022-12-13 18:43:45,050 INFO L78 Accepts]: Start accepts. Automaton has 8433 states and 12466 transitions. Word has length 118 [2022-12-13 18:43:45,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 18:43:45,050 INFO L495 AbstractCegarLoop]: Abstraction has 8433 states and 12466 transitions. [2022-12-13 18:43:45,050 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (20), 5 states have call predecessors, (20), 2 states have return successors, (17), 2 states have call predecessors, (17), 1 states have call successors, (17) [2022-12-13 18:43:45,050 INFO L276 IsEmpty]: Start isEmpty. Operand 8433 states and 12466 transitions. [2022-12-13 18:43:45,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-12-13 18:43:45,053 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 18:43:45,053 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 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] [2022-12-13 18:43:45,053 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-13 18:43:45,053 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-12-13 18:43:45,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:43:45,054 INFO L85 PathProgramCache]: Analyzing trace with hash 773652314, now seen corresponding path program 1 times [2022-12-13 18:43:45,054 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:43:45,054 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [802689333] [2022-12-13 18:43:45,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:43:45,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:43:45,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:43:45,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 18:43:45,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:43:45,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 18:43:45,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:43:45,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 18:43:45,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:43:45,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:43:45,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:43:45,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 18:43:45,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:43:45,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-12-13 18:43:45,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:43:45,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 18:43:45,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:43:45,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-12-13 18:43:45,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:43:45,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:43:45,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:43:45,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 18:43:45,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:43:45,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 18:43:45,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:43:45,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 18:43:45,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:43:45,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-12-13 18:43:45,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:43:45,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:43:45,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:43:45,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 18:43:45,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:43:45,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:43:45,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:43:45,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-12-13 18:43:45,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:43:46,067 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2022-12-13 18:43:46,067 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 18:43:46,067 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [802689333] [2022-12-13 18:43:46,067 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [802689333] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 18:43:46,067 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1240641840] [2022-12-13 18:43:46,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:43:46,068 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 18:43:46,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39be104a-0abe-4f03-a79f-def1f4184948/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:43:46,069 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39be104a-0abe-4f03-a79f-def1f4184948/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 18:43:46,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39be104a-0abe-4f03-a79f-def1f4184948/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-13 18:43:46,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:43:46,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 4049 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-13 18:43:46,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 18:43:47,233 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2022-12-13 18:43:47,234 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 18:43:47,462 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2022-12-13 18:43:47,463 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1240641840] provided 1 perfect and 1 imperfect interpolant sequences [2022-12-13 18:43:47,463 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-12-13 18:43:47,463 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [8, 5] total 11 [2022-12-13 18:43:47,463 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16895135] [2022-12-13 18:43:47,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 18:43:47,464 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 18:43:47,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 18:43:47,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 18:43:47,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-12-13 18:43:47,465 INFO L87 Difference]: Start difference. First operand 8433 states and 12466 transitions. Second operand has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (17), 2 states have call predecessors, (17), 1 states have call successors, (17) [2022-12-13 18:43:48,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:43:48,041 INFO L93 Difference]: Finished difference Result 16849 states and 24919 transitions. [2022-12-13 18:43:48,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 18:43:48,042 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (17), 2 states have call predecessors, (17), 1 states have call successors, (17) Word has length 119 [2022-12-13 18:43:48,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 18:43:48,071 INFO L225 Difference]: With dead ends: 16849 [2022-12-13 18:43:48,071 INFO L226 Difference]: Without dead ends: 8435 [2022-12-13 18:43:48,098 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 274 GetRequests, 263 SyntacticMatches, 2 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-12-13 18:43:48,099 INFO L413 NwaCegarLoop]: 12305 mSDtfsCounter, 5 mSDsluCounter, 12303 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 24608 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 18:43:48,099 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 24608 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 18:43:48,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8435 states. [2022-12-13 18:43:54,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8435 to 8435. [2022-12-13 18:43:54,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8435 states, 4833 states have (on average 1.149182702255328) internal successors, (5554), 4855 states have internal predecessors, (5554), 3452 states have call successors, (3452), 147 states have call predecessors, (3452), 148 states have return successors, (3462), 3441 states have call predecessors, (3462), 3452 states have call successors, (3462) [2022-12-13 18:43:54,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8435 states to 8435 states and 12468 transitions. [2022-12-13 18:43:54,153 INFO L78 Accepts]: Start accepts. Automaton has 8435 states and 12468 transitions. Word has length 119 [2022-12-13 18:43:54,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 18:43:54,153 INFO L495 AbstractCegarLoop]: Abstraction has 8435 states and 12468 transitions. [2022-12-13 18:43:54,153 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (17), 2 states have call predecessors, (17), 1 states have call successors, (17) [2022-12-13 18:43:54,154 INFO L276 IsEmpty]: Start isEmpty. Operand 8435 states and 12468 transitions. [2022-12-13 18:43:54,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-12-13 18:43:54,156 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 18:43:54,156 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 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] [2022-12-13 18:43:54,169 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39be104a-0abe-4f03-a79f-def1f4184948/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-13 18:43:54,356 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39be104a-0abe-4f03-a79f-def1f4184948/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 18:43:54,357 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-12-13 18:43:54,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:43:54,359 INFO L85 PathProgramCache]: Analyzing trace with hash -802327549, now seen corresponding path program 1 times [2022-12-13 18:43:54,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:43:54,360 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1113468708] [2022-12-13 18:43:54,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:43:54,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:43:54,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:43:54,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-12-13 18:43:54,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:43:54,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 18:43:54,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:43:54,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 18:43:54,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:43:54,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:43:54,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:43:54,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 18:43:54,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:43:54,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-12-13 18:43:54,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:43:54,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 18:43:54,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:43:54,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-12-13 18:43:54,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:43:54,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:43:54,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:43:54,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 18:43:54,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:43:54,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 18:43:54,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:43:54,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 18:43:54,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:43:54,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-12-13 18:43:54,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:43:54,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:43:54,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:43:54,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 18:43:54,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:43:54,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 18:43:54,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:43:55,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-12-13 18:43:55,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:43:55,334 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-12-13 18:43:55,335 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 18:43:55,335 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1113468708] [2022-12-13 18:43:55,335 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1113468708] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 18:43:55,335 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [688685906] [2022-12-13 18:43:55,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:43:55,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 18:43:55,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39be104a-0abe-4f03-a79f-def1f4184948/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:43:55,336 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39be104a-0abe-4f03-a79f-def1f4184948/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 18:43:55,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39be104a-0abe-4f03-a79f-def1f4184948/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-13 18:43:56,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:43:56,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 4068 conjuncts, 50 conjunts are in the unsatisfiable core [2022-12-13 18:43:56,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 18:43:57,622 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 39 proven. 3 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-12-13 18:43:57,622 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 18:43:58,614 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-12-13 18:43:58,614 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [688685906] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 18:43:58,614 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 18:43:58,614 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 15, 15] total 24 [2022-12-13 18:43:58,614 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [208852995] [2022-12-13 18:43:58,615 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 18:43:58,615 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-12-13 18:43:58,615 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 18:43:58,616 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-12-13 18:43:58,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=503, Unknown=0, NotChecked=0, Total=552 [2022-12-13 18:43:58,616 INFO L87 Difference]: Start difference. First operand 8435 states and 12468 transitions. Second operand has 24 states, 23 states have (on average 5.869565217391305) internal successors, (135), 19 states have internal predecessors, (135), 6 states have call successors, (43), 5 states have call predecessors, (43), 6 states have return successors, (41), 7 states have call predecessors, (41), 6 states have call successors, (41) [2022-12-13 18:44:30,419 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 18:44:41,120 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 18:44:44,574 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 18:44:46,621 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 18:44:48,003 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 18:44:50,927 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 18:44:52,176 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 18:44:55,822 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 18:44:57,065 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 18:44:59,073 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 18:45:11,625 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 18:45:13,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 18:45:18,416 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 18:45:21,069 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 18:45:22,865 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 18:45:41,461 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 []