./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.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_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 8001390eb2f6d47f3c7e12a6690b5c61f51c12957cc81df6245a38db5a896095 --- 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 [2022-12-14 08:59:47,888 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 08:59:47,889 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 08:59:47,902 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 08:59:47,902 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 08:59:47,903 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 08:59:47,904 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 08:59:47,905 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 08:59:47,905 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 08:59:47,906 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 08:59:47,907 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 08:59:47,907 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 08:59:47,907 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 08:59:47,908 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 08:59:47,909 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 08:59:47,909 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 08:59:47,910 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 08:59:47,911 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 08:59:47,911 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 08:59:47,912 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 08:59:47,913 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 08:59:47,914 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 08:59:47,915 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 08:59:47,915 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 08:59:47,917 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 08:59:47,918 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 08:59:47,918 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 08:59:47,918 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 08:59:47,919 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 08:59:47,919 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 08:59:47,919 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 08:59:47,920 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 08:59:47,920 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 08:59:47,921 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 08:59:47,921 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 08:59:47,922 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 08:59:47,922 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 08:59:47,922 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 08:59:47,922 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 08:59:47,923 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 08:59:47,923 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 08:59:47,924 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-12-14 08:59:47,937 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 08:59:47,937 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 08:59:47,938 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 08:59:47,938 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 08:59:47,938 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 08:59:47,938 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 08:59:47,938 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 08:59:47,939 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 08:59:47,939 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 08:59:47,939 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 08:59:47,939 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 08:59:47,939 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 08:59:47,939 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 08:59:47,939 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 08:59:47,939 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 08:59:47,939 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 08:59:47,939 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 08:59:47,940 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 08:59:47,940 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 08:59:47,940 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 08:59:47,940 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 08:59:47,940 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 08:59:47,940 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 08:59:47,940 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 08:59:47,941 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 08:59:47,941 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 08:59:47,941 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 08:59:47,941 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 08:59:47,941 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 08:59:47,941 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 08:59:47,941 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 08:59:47,941 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 08:59:47,941 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 08:59:47,941 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 08:59:47,941 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 08:59:47,942 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 08:59:47,942 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 08:59:47,942 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 08:59:47,942 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8001390eb2f6d47f3c7e12a6690b5c61f51c12957cc81df6245a38db5a896095 [2022-12-14 08:59:48,113 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 08:59:48,129 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 08:59:48,131 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 08:59:48,132 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 08:59:48,132 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 08:59:48,133 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.i [2022-12-14 08:59:50,677 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 08:59:50,980 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 08:59:50,980 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.i [2022-12-14 08:59:51,002 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/data/8337fb637/e6436dcc05aa4540abb1b173e4c3ac44/FLAG9664d27bc [2022-12-14 08:59:51,228 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/data/8337fb637/e6436dcc05aa4540abb1b173e4c3ac44 [2022-12-14 08:59:51,231 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 08:59:51,232 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 08:59:51,233 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 08:59:51,233 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 08:59:51,237 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 08:59:51,238 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:59:51" (1/1) ... [2022-12-14 08:59:51,239 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f5b95d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:59:51, skipping insertion in model container [2022-12-14 08:59:51,239 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:59:51" (1/1) ... [2022-12-14 08:59:51,246 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 08:59:51,331 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 08:59:51,639 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-14 08:59:51,665 WARN L623 FunctionHandler]: Unknown extern function __xadd_wrong_size [2022-12-14 08:59:51,760 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-14 08:59:51,763 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-14 08:59:51,767 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-14 08:59:51,827 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-12-14 08:59:51,830 WARN L623 FunctionHandler]: Unknown extern function dev_set_drvdata [2022-12-14 08:59:51,842 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-14 08:59:51,845 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-14 08:59:51,935 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 08:59:51,936 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:59:51,937 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 08:59:51,937 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:59:51,938 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:59:51,941 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 08:59:51,950 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 08:59:51,954 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:59:51,962 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 08:59:51,965 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 08:59:51,969 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 08:59:51,971 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:59:51,978 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 08:59:51,983 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 08:59:51,999 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 08:59:52,001 WARN L623 FunctionHandler]: Unknown extern function input_scancode_to_scalar [2022-12-14 08:59:52,008 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 08:59:52,019 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 08:59:52,020 WARN L623 FunctionHandler]: Unknown extern function input_scancode_to_scalar [2022-12-14 08:59:52,024 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 08:59:52,027 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 08:59:52,033 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 08:59:52,035 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 08:59:52,039 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 08:59:52,040 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 08:59:52,041 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-14 08:59:52,041 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 08:59:52,042 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-14 08:59:52,046 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-14 08:59:52,062 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 08:59:52,064 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 08:59:52,065 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 08:59:52,065 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-14 08:59:52,066 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 08:59:52,076 WARN L623 FunctionHandler]: Unknown extern function kasprintf [2022-12-14 08:59:52,096 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 08:59:52,098 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:59:52,100 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:59:52,106 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 08:59:52,107 WARN L623 FunctionHandler]: Unknown extern function strcasecmp [2022-12-14 08:59:52,109 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 08:59:52,110 WARN L623 FunctionHandler]: Unknown extern function strsep [2022-12-14 08:59:52,112 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 08:59:52,114 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 08:59:52,115 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 08:59:52,117 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 08:59:52,123 WARN L623 FunctionHandler]: Unknown extern function add_uevent_var [2022-12-14 08:59:52,124 WARN L623 FunctionHandler]: Unknown extern function add_uevent_var [2022-12-14 08:59:52,126 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:59:52,127 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 08:59:52,128 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 08:59:52,128 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-14 08:59:52,128 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-14 08:59:52,129 WARN L623 FunctionHandler]: Unknown extern function device_initialize [2022-12-14 08:59:52,129 WARN L623 FunctionHandler]: Unknown extern function __module_get [2022-12-14 08:59:52,130 WARN L623 FunctionHandler]: Unknown extern function input_free_device [2022-12-14 08:59:52,130 WARN L623 FunctionHandler]: Unknown extern function put_device [2022-12-14 08:59:52,131 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:59:52,131 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-14 08:59:52,134 WARN L623 FunctionHandler]: Unknown extern function dev_set_name [2022-12-14 08:59:52,135 WARN L623 FunctionHandler]: Unknown extern function dev_set_drvdata [2022-12-14 08:59:52,135 WARN L623 FunctionHandler]: Unknown extern function device_add [2022-12-14 08:59:52,136 WARN L623 FunctionHandler]: Unknown extern function input_register_device [2022-12-14 08:59:52,137 WARN L623 FunctionHandler]: Unknown extern function kobject_get_path [2022-12-14 08:59:52,138 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:59:52,138 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:59:52,140 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 08:59:52,144 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 08:59:52,145 WARN L623 FunctionHandler]: Unknown extern function input_unregister_device [2022-12-14 08:59:52,145 WARN L623 FunctionHandler]: Unknown extern function device_del [2022-12-14 08:59:52,146 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-14 08:59:52,148 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 08:59:52,148 WARN L623 FunctionHandler]: Unknown extern function input_unregister_device [2022-12-14 08:59:52,148 WARN L623 FunctionHandler]: Unknown extern function device_del [2022-12-14 08:59:52,151 WARN L623 FunctionHandler]: Unknown extern function __class_register [2022-12-14 08:59:52,151 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:59:52,154 WARN L623 FunctionHandler]: Unknown extern function class_unregister [2022-12-14 08:59:52,164 WARN L623 FunctionHandler]: Unknown extern function ldv_rc_dev_type_probe_1 [2022-12-14 08:59:52,167 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 08:59:52,168 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 08:59:52,168 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 08:59:52,168 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-14 08:59:52,169 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 08:59:52,169 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 08:59:52,170 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 08:59:52,170 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 08:59:52,170 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 08:59:52,170 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 08:59:52,171 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 08:59:52,171 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 08:59:52,178 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-14 08:59:52,232 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-14 08:59:52,234 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-14 08:59:52,275 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-14 08:59:52,275 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-12-14 08:59:52,276 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-14 08:59:52,276 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-14 08:59:52,277 WARN L623 FunctionHandler]: Unknown extern function __kfifo_out_r [2022-12-14 08:59:52,277 WARN L623 FunctionHandler]: Unknown extern function __kfifo_out [2022-12-14 08:59:52,279 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-12-14 08:59:52,282 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 08:59:52,283 WARN L623 FunctionHandler]: Unknown extern function __kfifo_in_r [2022-12-14 08:59:52,283 WARN L623 FunctionHandler]: Unknown extern function __kfifo_in [2022-12-14 08:59:52,284 WARN L623 FunctionHandler]: Unknown extern function ktime_get [2022-12-14 08:59:52,291 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 08:59:52,293 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 08:59:52,294 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-12-14 08:59:52,296 WARN L623 FunctionHandler]: Unknown extern function __kfifo_alloc [2022-12-14 08:59:52,297 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 08:59:52,297 WARN L623 FunctionHandler]: Unknown extern function kthread_create_on_node [2022-12-14 08:59:52,298 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-12-14 08:59:52,300 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:59:52,301 WARN L623 FunctionHandler]: Unknown extern function kthread_stop [2022-12-14 08:59:52,302 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 08:59:52,303 WARN L623 FunctionHandler]: Unknown extern function __kfifo_free [2022-12-14 08:59:52,303 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:59:52,305 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 08:59:52,308 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 08:59:52,309 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 08:59:52,309 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 08:59:52,309 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 08:59:52,309 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 08:59:52,310 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 08:59:52,310 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 08:59:52,310 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 08:59:52,310 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 08:59:52,311 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 08:59:52,311 WARN L623 FunctionHandler]: Unknown extern function schedule_work [2022-12-14 08:59:52,312 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 08:59:52,312 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 08:59:52,312 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 08:59:52,312 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 08:59:52,313 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 08:59:52,313 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-14 08:59:52,314 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 08:59:52,314 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 08:59:52,314 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 08:59:52,314 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 08:59:52,315 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 08:59:52,315 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 08:59:52,315 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 08:59:52,316 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 08:59:52,316 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 08:59:52,316 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 08:59:52,316 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 08:59:52,317 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 08:59:52,317 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 08:59:52,319 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_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.i[175309,175322] [2022-12-14 08:59:52,389 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-12-14 08:59:52,393 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 08:59:52,411 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 08:59:52,472 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-14 08:59:52,473 WARN L623 FunctionHandler]: Unknown extern function __xadd_wrong_size [2022-12-14 08:59:52,474 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-14 08:59:52,475 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-14 08:59:52,475 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-14 08:59:52,477 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-12-14 08:59:52,477 WARN L623 FunctionHandler]: Unknown extern function dev_set_drvdata [2022-12-14 08:59:52,477 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-14 08:59:52,477 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-14 08:59:52,481 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 08:59:52,481 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:59:52,481 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 08:59:52,482 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:59:52,482 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:59:52,482 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 08:59:52,485 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 08:59:52,486 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:59:52,488 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 08:59:52,489 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 08:59:52,490 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 08:59:52,491 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:59:52,493 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 08:59:52,494 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 08:59:52,498 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 08:59:52,498 WARN L623 FunctionHandler]: Unknown extern function input_scancode_to_scalar [2022-12-14 08:59:52,500 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 08:59:52,502 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 08:59:52,503 WARN L623 FunctionHandler]: Unknown extern function input_scancode_to_scalar [2022-12-14 08:59:52,504 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 08:59:52,506 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 08:59:52,507 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 08:59:52,508 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 08:59:52,508 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 08:59:52,509 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 08:59:52,509 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-14 08:59:52,510 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 08:59:52,510 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-14 08:59:52,511 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-14 08:59:52,512 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 08:59:52,513 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 08:59:52,513 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 08:59:52,513 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-14 08:59:52,514 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 08:59:52,517 WARN L623 FunctionHandler]: Unknown extern function kasprintf [2022-12-14 08:59:52,522 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 08:59:52,522 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:59:52,523 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:59:52,526 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 08:59:52,527 WARN L623 FunctionHandler]: Unknown extern function strcasecmp [2022-12-14 08:59:52,528 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 08:59:52,529 WARN L623 FunctionHandler]: Unknown extern function strsep [2022-12-14 08:59:52,530 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 08:59:52,533 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 08:59:52,533 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 08:59:52,534 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 08:59:52,535 WARN L623 FunctionHandler]: Unknown extern function add_uevent_var [2022-12-14 08:59:52,536 WARN L623 FunctionHandler]: Unknown extern function add_uevent_var [2022-12-14 08:59:52,538 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:59:52,540 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 08:59:52,540 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 08:59:52,541 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-14 08:59:52,541 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-14 08:59:52,541 WARN L623 FunctionHandler]: Unknown extern function device_initialize [2022-12-14 08:59:52,541 WARN L623 FunctionHandler]: Unknown extern function __module_get [2022-12-14 08:59:52,542 WARN L623 FunctionHandler]: Unknown extern function input_free_device [2022-12-14 08:59:52,542 WARN L623 FunctionHandler]: Unknown extern function put_device [2022-12-14 08:59:52,542 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:59:52,542 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-14 08:59:52,546 WARN L623 FunctionHandler]: Unknown extern function dev_set_name [2022-12-14 08:59:52,547 WARN L623 FunctionHandler]: Unknown extern function dev_set_drvdata [2022-12-14 08:59:52,547 WARN L623 FunctionHandler]: Unknown extern function device_add [2022-12-14 08:59:52,548 WARN L623 FunctionHandler]: Unknown extern function input_register_device [2022-12-14 08:59:52,549 WARN L623 FunctionHandler]: Unknown extern function kobject_get_path [2022-12-14 08:59:52,549 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:59:52,550 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:59:52,550 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 08:59:52,554 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 08:59:52,554 WARN L623 FunctionHandler]: Unknown extern function input_unregister_device [2022-12-14 08:59:52,554 WARN L623 FunctionHandler]: Unknown extern function device_del [2022-12-14 08:59:52,555 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-14 08:59:52,556 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 08:59:52,556 WARN L623 FunctionHandler]: Unknown extern function input_unregister_device [2022-12-14 08:59:52,557 WARN L623 FunctionHandler]: Unknown extern function device_del [2022-12-14 08:59:52,557 WARN L623 FunctionHandler]: Unknown extern function __class_register [2022-12-14 08:59:52,557 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:59:52,558 WARN L623 FunctionHandler]: Unknown extern function class_unregister [2022-12-14 08:59:52,559 WARN L623 FunctionHandler]: Unknown extern function ldv_rc_dev_type_probe_1 [2022-12-14 08:59:52,561 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 08:59:52,561 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 08:59:52,561 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 08:59:52,561 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-14 08:59:52,562 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 08:59:52,562 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 08:59:52,562 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 08:59:52,562 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 08:59:52,562 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 08:59:52,562 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 08:59:52,563 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 08:59:52,563 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 08:59:52,563 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-14 08:59:52,564 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-14 08:59:52,565 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-14 08:59:52,568 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-14 08:59:52,568 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-12-14 08:59:52,568 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-14 08:59:52,568 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-14 08:59:52,569 WARN L623 FunctionHandler]: Unknown extern function __kfifo_out_r [2022-12-14 08:59:52,569 WARN L623 FunctionHandler]: Unknown extern function __kfifo_out [2022-12-14 08:59:52,595 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-12-14 08:59:52,598 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 08:59:52,599 WARN L623 FunctionHandler]: Unknown extern function __kfifo_in_r [2022-12-14 08:59:52,600 WARN L623 FunctionHandler]: Unknown extern function __kfifo_in [2022-12-14 08:59:52,601 WARN L623 FunctionHandler]: Unknown extern function ktime_get [2022-12-14 08:59:52,607 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 08:59:52,610 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 08:59:52,611 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-12-14 08:59:52,617 WARN L623 FunctionHandler]: Unknown extern function __kfifo_alloc [2022-12-14 08:59:52,617 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 08:59:52,618 WARN L623 FunctionHandler]: Unknown extern function kthread_create_on_node [2022-12-14 08:59:52,618 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-12-14 08:59:52,621 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:59:52,623 WARN L623 FunctionHandler]: Unknown extern function kthread_stop [2022-12-14 08:59:52,624 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 08:59:52,626 WARN L623 FunctionHandler]: Unknown extern function __kfifo_free [2022-12-14 08:59:52,626 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:59:52,628 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 08:59:52,629 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 08:59:52,630 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 08:59:52,630 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 08:59:52,630 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 08:59:52,630 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 08:59:52,631 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 08:59:52,631 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 08:59:52,631 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 08:59:52,631 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 08:59:52,632 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 08:59:52,632 WARN L623 FunctionHandler]: Unknown extern function schedule_work [2022-12-14 08:59:52,633 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 08:59:52,633 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 08:59:52,639 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 08:59:52,639 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 08:59:52,639 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 08:59:52,639 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-14 08:59:52,640 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 08:59:52,640 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 08:59:52,640 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 08:59:52,641 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 08:59:52,641 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 08:59:52,641 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 08:59:52,641 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 08:59:52,642 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 08:59:52,642 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 08:59:52,642 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 08:59:52,642 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 08:59:52,642 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 08:59:52,643 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 08:59:52,643 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_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.i[175309,175322] [2022-12-14 08:59:52,655 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-12-14 08:59:52,657 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 08:59:52,703 INFO L208 MainTranslator]: Completed translation [2022-12-14 08:59:52,703 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:59:52 WrapperNode [2022-12-14 08:59:52,704 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 08:59:52,705 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 08:59:52,705 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 08:59:52,705 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 08:59:52,710 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:59:52" (1/1) ... [2022-12-14 08:59:52,762 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:59:52" (1/1) ... [2022-12-14 08:59:52,819 INFO L138 Inliner]: procedures = 259, calls = 1866, calls flagged for inlining = 99, calls inlined = 32, statements flattened = 1585 [2022-12-14 08:59:52,819 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 08:59:52,819 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 08:59:52,819 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 08:59:52,819 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 08:59:52,826 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:59:52" (1/1) ... [2022-12-14 08:59:52,826 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:59:52" (1/1) ... [2022-12-14 08:59:52,834 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:59:52" (1/1) ... [2022-12-14 08:59:52,834 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:59:52" (1/1) ... [2022-12-14 08:59:52,870 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:59:52" (1/1) ... [2022-12-14 08:59:52,876 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:59:52" (1/1) ... [2022-12-14 08:59:52,883 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:59:52" (1/1) ... [2022-12-14 08:59:52,889 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:59:52" (1/1) ... [2022-12-14 08:59:52,898 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 08:59:52,899 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 08:59:52,899 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 08:59:52,899 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 08:59:52,900 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:59:52" (1/1) ... [2022-12-14 08:59:52,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 08:59:52,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 08:59:52,922 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 08:59:52,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 08:59:52,956 INFO L130 BoogieDeclarations]: Found specification of procedure ir_lookup_by_scancode [2022-12-14 08:59:52,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_lookup_by_scancode [2022-12-14 08:59:52,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-12-14 08:59:52,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-14 08:59:52,957 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_ir_raw_handler_lock [2022-12-14 08:59:52,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_ir_raw_handler_lock [2022-12-14 08:59:52,957 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-14 08:59:52,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-14 08:59:52,957 INFO L130 BoogieDeclarations]: Found specification of procedure rc_dev_uevent [2022-12-14 08:59:52,957 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_dev_uevent [2022-12-14 08:59:52,957 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-12-14 08:59:52,957 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-12-14 08:59:52,957 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-12-14 08:59:52,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-12-14 08:59:52,957 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-12-14 08:59:52,957 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-12-14 08:59:52,957 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-12-14 08:59:52,957 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-12-14 08:59:52,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 08:59:52,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 08:59:52,957 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-12-14 08:59:52,958 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-12-14 08:59:52,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 08:59:52,958 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_drvdata [2022-12-14 08:59:52,958 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_drvdata [2022-12-14 08:59:52,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 08:59:52,958 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-12-14 08:59:52,958 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-12-14 08:59:52,958 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-12-14 08:59:52,958 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-12-14 08:59:52,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_rc_dev [2022-12-14 08:59:52,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_rc_dev [2022-12-14 08:59:52,958 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-12-14 08:59:52,958 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-12-14 08:59:52,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_rc_dev [2022-12-14 08:59:52,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_rc_dev [2022-12-14 08:59:52,958 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-12-14 08:59:52,958 INFO L130 BoogieDeclarations]: Found specification of procedure rc_dev_release [2022-12-14 08:59:52,959 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_dev_release [2022-12-14 08:59:52,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-14 08:59:52,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 08:59:52,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-12-14 08:59:52,959 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-12-14 08:59:52,959 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-12-14 08:59:52,959 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-12-14 08:59:52,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_ir_raw_handler_lock [2022-12-14 08:59:52,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_ir_raw_handler_lock [2022-12-14 08:59:52,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 08:59:52,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-14 08:59:52,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-14 08:59:52,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 08:59:52,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 08:59:52,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 08:59:52,959 INFO L130 BoogieDeclarations]: Found specification of procedure input_scancode_to_scalar [2022-12-14 08:59:52,959 INFO L138 BoogieDeclarations]: Found implementation of procedure input_scancode_to_scalar [2022-12-14 08:59:52,959 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-12-14 08:59:52,960 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-12-14 08:59:52,960 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-12-14 08:59:52,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-12-14 08:59:52,960 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2022-12-14 08:59:52,960 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2022-12-14 08:59:52,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 08:59:52,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 08:59:52,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 08:59:53,203 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 08:59:53,205 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 08:59:54,541 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 08:59:54,822 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 08:59:54,822 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 08:59:54,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:59:54 BoogieIcfgContainer [2022-12-14 08:59:54,825 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 08:59:54,827 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 08:59:54,827 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 08:59:54,830 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 08:59:54,830 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 08:59:51" (1/3) ... [2022-12-14 08:59:54,830 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12bcb040 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 08:59:54, skipping insertion in model container [2022-12-14 08:59:54,830 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:59:52" (2/3) ... [2022-12-14 08:59:54,830 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12bcb040 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 08:59:54, skipping insertion in model container [2022-12-14 08:59:54,830 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:59:54" (3/3) ... [2022-12-14 08:59:54,831 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.i [2022-12-14 08:59:54,845 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 08:59:54,845 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-14 08:59:54,883 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 08:59:54,888 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=FINITE_AUTOMATA, 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;@3bd32278, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 08:59:54,888 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-14 08:59:54,892 INFO L276 IsEmpty]: Start isEmpty. Operand has 233 states, 155 states have (on average 1.4709677419354839) internal successors, (228), 166 states have internal predecessors, (228), 52 states have call successors, (52), 24 states have call predecessors, (52), 24 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2022-12-14 08:59:54,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 08:59:54,899 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:59:54,899 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 08:59:54,899 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 08:59:54,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:59:54,903 INFO L85 PathProgramCache]: Analyzing trace with hash 647437266, now seen corresponding path program 1 times [2022-12-14 08:59:54,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:59:54,910 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [489914096] [2022-12-14 08:59:54,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:59:54,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:59:55,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:59:55,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 08:59:55,248 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:59:55,248 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [489914096] [2022-12-14 08:59:55,249 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [489914096] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:59:55,249 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:59:55,249 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-14 08:59:55,250 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1099336719] [2022-12-14 08:59:55,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:59:55,254 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 08:59:55,254 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:59:55,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 08:59:55,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 08:59:55,277 INFO L87 Difference]: Start difference. First operand has 233 states, 155 states have (on average 1.4709677419354839) internal successors, (228), 166 states have internal predecessors, (228), 52 states have call successors, (52), 24 states have call predecessors, (52), 24 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 2 states have internal predecessors, (13), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 08:59:55,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:59:55,492 INFO L93 Difference]: Finished difference Result 539 states and 781 transitions. [2022-12-14 08:59:55,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 08:59:55,494 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 2 states have internal predecessors, (13), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2022-12-14 08:59:55,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:59:55,501 INFO L225 Difference]: With dead ends: 539 [2022-12-14 08:59:55,501 INFO L226 Difference]: Without dead ends: 303 [2022-12-14 08:59:55,504 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 08:59:55,506 INFO L413 NwaCegarLoop]: 296 mSDtfsCounter, 99 mSDsluCounter, 262 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 99 SdHoareTripleChecker+Valid, 558 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 08:59:55,507 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [99 Valid, 558 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 08:59:55,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states. [2022-12-14 08:59:55,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 272. [2022-12-14 08:59:55,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 272 states, 189 states have (on average 1.4973544973544974) internal successors, (283), 198 states have internal predecessors, (283), 56 states have call successors, (56), 27 states have call predecessors, (56), 26 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2022-12-14 08:59:55,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 272 states and 386 transitions. [2022-12-14 08:59:55,550 INFO L78 Accepts]: Start accepts. Automaton has 272 states and 386 transitions. Word has length 15 [2022-12-14 08:59:55,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:59:55,551 INFO L495 AbstractCegarLoop]: Abstraction has 272 states and 386 transitions. [2022-12-14 08:59:55,551 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 2 states have internal predecessors, (13), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 08:59:55,551 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 386 transitions. [2022-12-14 08:59:55,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 08:59:55,552 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:59:55,552 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 08:59:55,553 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 08:59:55,553 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 08:59:55,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:59:55,553 INFO L85 PathProgramCache]: Analyzing trace with hash -1024605600, now seen corresponding path program 1 times [2022-12-14 08:59:55,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:59:55,553 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [596592319] [2022-12-14 08:59:55,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:59:55,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:59:55,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:59:55,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 08:59:55,678 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:59:55,678 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [596592319] [2022-12-14 08:59:55,678 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [596592319] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:59:55,679 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:59:55,679 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-14 08:59:55,679 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [554307700] [2022-12-14 08:59:55,679 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:59:55,680 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 08:59:55,680 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:59:55,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 08:59:55,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 08:59:55,681 INFO L87 Difference]: Start difference. First operand 272 states and 386 transitions. Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 2 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 08:59:55,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:59:55,800 INFO L93 Difference]: Finished difference Result 274 states and 387 transitions. [2022-12-14 08:59:55,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 08:59:55,801 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 2 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2022-12-14 08:59:55,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:59:55,803 INFO L225 Difference]: With dead ends: 274 [2022-12-14 08:59:55,803 INFO L226 Difference]: Without dead ends: 271 [2022-12-14 08:59:55,804 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 08:59:55,805 INFO L413 NwaCegarLoop]: 266 mSDtfsCounter, 306 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 306 SdHoareTripleChecker+Valid, 266 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 08:59:55,805 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [306 Valid, 266 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 08:59:55,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states. [2022-12-14 08:59:55,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 271. [2022-12-14 08:59:55,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 271 states, 189 states have (on average 1.492063492063492) internal successors, (282), 197 states have internal predecessors, (282), 55 states have call successors, (55), 27 states have call predecessors, (55), 26 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2022-12-14 08:59:55,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 271 states and 384 transitions. [2022-12-14 08:59:55,827 INFO L78 Accepts]: Start accepts. Automaton has 271 states and 384 transitions. Word has length 15 [2022-12-14 08:59:55,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:59:55,828 INFO L495 AbstractCegarLoop]: Abstraction has 271 states and 384 transitions. [2022-12-14 08:59:55,828 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 2 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 08:59:55,828 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 384 transitions. [2022-12-14 08:59:55,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 08:59:55,829 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:59:55,829 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 08:59:55,829 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-14 08:59:55,829 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 08:59:55,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:59:55,830 INFO L85 PathProgramCache]: Analyzing trace with hash -1698188886, now seen corresponding path program 1 times [2022-12-14 08:59:55,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:59:55,830 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1785769491] [2022-12-14 08:59:55,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:59:55,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:59:55,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:59:55,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 08:59:55,975 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:59:55,975 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1785769491] [2022-12-14 08:59:55,975 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1785769491] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:59:55,976 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:59:55,976 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-14 08:59:55,976 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [196732779] [2022-12-14 08:59:55,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:59:55,976 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 08:59:55,976 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:59:55,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 08:59:55,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 08:59:55,977 INFO L87 Difference]: Start difference. First operand 271 states and 384 transitions. Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 08:59:56,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:59:56,081 INFO L93 Difference]: Finished difference Result 277 states and 387 transitions. [2022-12-14 08:59:56,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 08:59:56,082 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2022-12-14 08:59:56,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:59:56,083 INFO L225 Difference]: With dead ends: 277 [2022-12-14 08:59:56,083 INFO L226 Difference]: Without dead ends: 273 [2022-12-14 08:59:56,084 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 08:59:56,085 INFO L413 NwaCegarLoop]: 261 mSDtfsCounter, 290 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 290 SdHoareTripleChecker+Valid, 269 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 08:59:56,085 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [290 Valid, 269 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 08:59:56,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273 states. [2022-12-14 08:59:56,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273 to 271. [2022-12-14 08:59:56,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 271 states, 190 states have (on average 1.4789473684210526) internal successors, (281), 196 states have internal predecessors, (281), 53 states have call successors, (53), 28 states have call predecessors, (53), 27 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2022-12-14 08:59:56,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 271 states and 381 transitions. [2022-12-14 08:59:56,104 INFO L78 Accepts]: Start accepts. Automaton has 271 states and 381 transitions. Word has length 16 [2022-12-14 08:59:56,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:59:56,104 INFO L495 AbstractCegarLoop]: Abstraction has 271 states and 381 transitions. [2022-12-14 08:59:56,104 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 08:59:56,104 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 381 transitions. [2022-12-14 08:59:56,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 08:59:56,105 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:59:56,105 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 08:59:56,106 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-14 08:59:56,106 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 08:59:56,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:59:56,106 INFO L85 PathProgramCache]: Analyzing trace with hash -1104429405, now seen corresponding path program 1 times [2022-12-14 08:59:56,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:59:56,106 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [179430543] [2022-12-14 08:59:56,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:59:56,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:59:56,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:59:56,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 08:59:56,272 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:59:56,272 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [179430543] [2022-12-14 08:59:56,272 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [179430543] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:59:56,272 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:59:56,272 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-14 08:59:56,272 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [417253512] [2022-12-14 08:59:56,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:59:56,272 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 08:59:56,273 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:59:56,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 08:59:56,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 08:59:56,273 INFO L87 Difference]: Start difference. First operand 271 states and 381 transitions. Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 2 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 08:59:56,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:59:56,394 INFO L93 Difference]: Finished difference Result 273 states and 382 transitions. [2022-12-14 08:59:56,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 08:59:56,395 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 2 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2022-12-14 08:59:56,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:59:56,396 INFO L225 Difference]: With dead ends: 273 [2022-12-14 08:59:56,397 INFO L226 Difference]: Without dead ends: 270 [2022-12-14 08:59:56,397 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 08:59:56,398 INFO L413 NwaCegarLoop]: 260 mSDtfsCounter, 298 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 298 SdHoareTripleChecker+Valid, 260 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 08:59:56,398 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [298 Valid, 260 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 08:59:56,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 270 states. [2022-12-14 08:59:56,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 270 to 270. [2022-12-14 08:59:56,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 270 states, 190 states have (on average 1.4736842105263157) internal successors, (280), 195 states have internal predecessors, (280), 52 states have call successors, (52), 28 states have call predecessors, (52), 27 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2022-12-14 08:59:56,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 270 states and 379 transitions. [2022-12-14 08:59:56,409 INFO L78 Accepts]: Start accepts. Automaton has 270 states and 379 transitions. Word has length 17 [2022-12-14 08:59:56,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:59:56,409 INFO L495 AbstractCegarLoop]: Abstraction has 270 states and 379 transitions. [2022-12-14 08:59:56,409 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 2 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 08:59:56,409 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 379 transitions. [2022-12-14 08:59:56,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 08:59:56,410 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:59:56,410 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 08:59:56,410 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-14 08:59:56,410 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 08:59:56,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:59:56,410 INFO L85 PathProgramCache]: Analyzing trace with hash 122250189, now seen corresponding path program 1 times [2022-12-14 08:59:56,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:59:56,410 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1722271042] [2022-12-14 08:59:56,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:59:56,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:59:56,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:59:56,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 08:59:56,508 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:59:56,508 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1722271042] [2022-12-14 08:59:56,508 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1722271042] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:59:56,508 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:59:56,509 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-14 08:59:56,509 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [713977566] [2022-12-14 08:59:56,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:59:56,509 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 08:59:56,509 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:59:56,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 08:59:56,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 08:59:56,510 INFO L87 Difference]: Start difference. First operand 270 states and 379 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 2 states have internal predecessors, (17), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 08:59:56,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:59:56,663 INFO L93 Difference]: Finished difference Result 398 states and 567 transitions. [2022-12-14 08:59:56,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 08:59:56,664 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 2 states have internal predecessors, (17), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2022-12-14 08:59:56,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:59:56,666 INFO L225 Difference]: With dead ends: 398 [2022-12-14 08:59:56,667 INFO L226 Difference]: Without dead ends: 394 [2022-12-14 08:59:56,667 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 08:59:56,668 INFO L413 NwaCegarLoop]: 271 mSDtfsCounter, 111 mSDsluCounter, 247 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 518 SdHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 08:59:56,668 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [111 Valid, 518 Invalid, 110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 08:59:56,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 394 states. [2022-12-14 08:59:56,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 394 to 392. [2022-12-14 08:59:56,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 392 states, 285 states have (on average 1.5087719298245614) internal successors, (430), 291 states have internal predecessors, (430), 68 states have call successors, (68), 40 states have call predecessors, (68), 38 states have return successors, (63), 61 states have call predecessors, (63), 63 states have call successors, (63) [2022-12-14 08:59:56,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 392 states and 561 transitions. [2022-12-14 08:59:56,685 INFO L78 Accepts]: Start accepts. Automaton has 392 states and 561 transitions. Word has length 18 [2022-12-14 08:59:56,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:59:56,686 INFO L495 AbstractCegarLoop]: Abstraction has 392 states and 561 transitions. [2022-12-14 08:59:56,686 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 2 states have internal predecessors, (17), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 08:59:56,686 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 561 transitions. [2022-12-14 08:59:56,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 08:59:56,687 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:59:56,687 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 08:59:56,688 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-14 08:59:56,688 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 08:59:56,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:59:56,688 INFO L85 PathProgramCache]: Analyzing trace with hash -505383194, now seen corresponding path program 1 times [2022-12-14 08:59:56,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:59:56,688 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [233682882] [2022-12-14 08:59:56,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:59:56,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:59:56,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:59:56,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 08:59:56,802 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:59:56,802 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [233682882] [2022-12-14 08:59:56,803 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [233682882] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:59:56,803 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:59:56,803 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-14 08:59:56,803 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1645173044] [2022-12-14 08:59:56,803 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:59:56,803 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 08:59:56,804 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:59:56,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 08:59:56,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 08:59:56,804 INFO L87 Difference]: Start difference. First operand 392 states and 561 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 08:59:56,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:59:56,905 INFO L93 Difference]: Finished difference Result 394 states and 562 transitions. [2022-12-14 08:59:56,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 08:59:56,905 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2022-12-14 08:59:56,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:59:56,906 INFO L225 Difference]: With dead ends: 394 [2022-12-14 08:59:56,907 INFO L226 Difference]: Without dead ends: 379 [2022-12-14 08:59:56,907 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 08:59:56,908 INFO L413 NwaCegarLoop]: 259 mSDtfsCounter, 294 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 294 SdHoareTripleChecker+Valid, 259 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 08:59:56,908 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [294 Valid, 259 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 08:59:56,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 379 states. [2022-12-14 08:59:56,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 379 to 379. [2022-12-14 08:59:56,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 379 states, 277 states have (on average 1.5090252707581226) internal successors, (418), 282 states have internal predecessors, (418), 64 states have call successors, (64), 39 states have call predecessors, (64), 37 states have return successors, (60), 58 states have call predecessors, (60), 60 states have call successors, (60) [2022-12-14 08:59:56,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 542 transitions. [2022-12-14 08:59:56,930 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 542 transitions. Word has length 19 [2022-12-14 08:59:56,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:59:56,930 INFO L495 AbstractCegarLoop]: Abstraction has 379 states and 542 transitions. [2022-12-14 08:59:56,930 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 08:59:56,930 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 542 transitions. [2022-12-14 08:59:56,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 08:59:56,932 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:59:56,932 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-12-14 08:59:56,932 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-14 08:59:56,932 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 08:59:56,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:59:56,933 INFO L85 PathProgramCache]: Analyzing trace with hash 642516110, now seen corresponding path program 1 times [2022-12-14 08:59:56,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:59:56,933 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1674328898] [2022-12-14 08:59:56,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:59:56,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:59:57,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:59:57,211 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 08:59:57,211 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:59:57,211 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1674328898] [2022-12-14 08:59:57,211 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1674328898] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:59:57,212 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:59:57,212 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 08:59:57,212 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [413731439] [2022-12-14 08:59:57,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:59:57,212 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 08:59:57,213 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:59:57,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 08:59:57,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 08:59:57,214 INFO L87 Difference]: Start difference. First operand 379 states and 542 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-12-14 08:59:57,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:59:57,384 INFO L93 Difference]: Finished difference Result 756 states and 1082 transitions. [2022-12-14 08:59:57,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 08:59:57,384 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 39 [2022-12-14 08:59:57,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:59:57,387 INFO L225 Difference]: With dead ends: 756 [2022-12-14 08:59:57,387 INFO L226 Difference]: Without dead ends: 378 [2022-12-14 08:59:57,389 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 08:59:57,390 INFO L413 NwaCegarLoop]: 335 mSDtfsCounter, 285 mSDsluCounter, 90 mSDsCounter, 0 mSdLazyCounter, 89 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 285 SdHoareTripleChecker+Valid, 425 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 89 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 08:59:57,390 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [285 Valid, 425 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 89 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 08:59:57,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 378 states. [2022-12-14 08:59:57,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 378 to 378. [2022-12-14 08:59:57,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 378 states, 277 states have (on average 1.5018050541516246) internal successors, (416), 281 states have internal predecessors, (416), 63 states have call successors, (63), 39 states have call predecessors, (63), 37 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2022-12-14 08:59:57,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 378 states and 537 transitions. [2022-12-14 08:59:57,419 INFO L78 Accepts]: Start accepts. Automaton has 378 states and 537 transitions. Word has length 39 [2022-12-14 08:59:57,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:59:57,420 INFO L495 AbstractCegarLoop]: Abstraction has 378 states and 537 transitions. [2022-12-14 08:59:57,420 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-12-14 08:59:57,420 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 537 transitions. [2022-12-14 08:59:57,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-14 08:59:57,421 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:59:57,422 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 08:59:57,422 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-14 08:59:57,422 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 08:59:57,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:59:57,422 INFO L85 PathProgramCache]: Analyzing trace with hash 2075009771, now seen corresponding path program 1 times [2022-12-14 08:59:57,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:59:57,423 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1873830531] [2022-12-14 08:59:57,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:59:57,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:59:57,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:59:57,634 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 08:59:57,634 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:59:57,634 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1873830531] [2022-12-14 08:59:57,634 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1873830531] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:59:57,634 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:59:57,634 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 08:59:57,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801318759] [2022-12-14 08:59:57,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:59:57,635 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 08:59:57,635 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:59:57,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 08:59:57,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 08:59:57,635 INFO L87 Difference]: Start difference. First operand 378 states and 537 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-12-14 08:59:57,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:59:57,769 INFO L93 Difference]: Finished difference Result 380 states and 538 transitions. [2022-12-14 08:59:57,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 08:59:57,769 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 46 [2022-12-14 08:59:57,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:59:57,772 INFO L225 Difference]: With dead ends: 380 [2022-12-14 08:59:57,772 INFO L226 Difference]: Without dead ends: 377 [2022-12-14 08:59:57,773 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 08:59:57,773 INFO L413 NwaCegarLoop]: 253 mSDtfsCounter, 3 mSDsluCounter, 245 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 498 SdHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 08:59:57,773 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 498 Invalid, 105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 08:59:57,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 377 states. [2022-12-14 08:59:57,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 377 to 377. [2022-12-14 08:59:57,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 377 states, 277 states have (on average 1.4981949458483754) internal successors, (415), 280 states have internal predecessors, (415), 62 states have call successors, (62), 39 states have call predecessors, (62), 37 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2022-12-14 08:59:57,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 377 states and 535 transitions. [2022-12-14 08:59:57,789 INFO L78 Accepts]: Start accepts. Automaton has 377 states and 535 transitions. Word has length 46 [2022-12-14 08:59:57,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:59:57,789 INFO L495 AbstractCegarLoop]: Abstraction has 377 states and 535 transitions. [2022-12-14 08:59:57,789 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-12-14 08:59:57,789 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 535 transitions. [2022-12-14 08:59:57,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-12-14 08:59:57,791 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:59:57,791 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 08:59:57,791 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-14 08:59:57,791 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 08:59:57,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:59:57,791 INFO L85 PathProgramCache]: Analyzing trace with hash -645283298, now seen corresponding path program 1 times [2022-12-14 08:59:57,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:59:57,791 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1453076796] [2022-12-14 08:59:57,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:59:57,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:59:57,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:59:58,025 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 08:59:58,026 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:59:58,026 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1453076796] [2022-12-14 08:59:58,026 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1453076796] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:59:58,026 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:59:58,026 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 08:59:58,026 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1559122595] [2022-12-14 08:59:58,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:59:58,027 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 08:59:58,027 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:59:58,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 08:59:58,027 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 08:59:58,028 INFO L87 Difference]: Start difference. First operand 377 states and 535 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-14 08:59:58,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:59:58,185 INFO L93 Difference]: Finished difference Result 771 states and 1087 transitions. [2022-12-14 08:59:58,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 08:59:58,186 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 47 [2022-12-14 08:59:58,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:59:58,187 INFO L225 Difference]: With dead ends: 771 [2022-12-14 08:59:58,187 INFO L226 Difference]: Without dead ends: 393 [2022-12-14 08:59:58,188 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 08:59:58,188 INFO L413 NwaCegarLoop]: 254 mSDtfsCounter, 20 mSDsluCounter, 511 mSDsCounter, 0 mSdLazyCounter, 155 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 765 SdHoareTripleChecker+Invalid, 157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 155 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 08:59:58,189 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 765 Invalid, 157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 155 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 08:59:58,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 393 states. [2022-12-14 08:59:58,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 393 to 379. [2022-12-14 08:59:58,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 379 states, 279 states have (on average 1.4910394265232976) internal successors, (416), 282 states have internal predecessors, (416), 62 states have call successors, (62), 39 states have call predecessors, (62), 37 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2022-12-14 08:59:58,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 536 transitions. [2022-12-14 08:59:58,213 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 536 transitions. Word has length 47 [2022-12-14 08:59:58,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:59:58,213 INFO L495 AbstractCegarLoop]: Abstraction has 379 states and 536 transitions. [2022-12-14 08:59:58,213 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-14 08:59:58,213 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 536 transitions. [2022-12-14 08:59:58,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-12-14 08:59:58,214 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:59:58,214 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 08:59:58,215 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-14 08:59:58,215 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 08:59:58,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:59:58,215 INFO L85 PathProgramCache]: Analyzing trace with hash 644051289, now seen corresponding path program 1 times [2022-12-14 08:59:58,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:59:58,215 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1069978922] [2022-12-14 08:59:58,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:59:58,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:59:58,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 08:59:58,311 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 08:59:58,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 08:59:58,431 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2022-12-14 08:59:58,431 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-14 08:59:58,431 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-14 08:59:58,433 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-12-14 08:59:58,436 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 08:59:58,439 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-14 08:59:58,535 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.12 08:59:58 BoogieIcfgContainer [2022-12-14 08:59:58,535 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-14 08:59:58,536 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 08:59:58,536 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 08:59:58,536 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 08:59:58,536 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:59:54" (3/4) ... [2022-12-14 08:59:58,539 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-14 08:59:58,539 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 08:59:58,540 INFO L158 Benchmark]: Toolchain (without parser) took 7307.95ms. Allocated memory was 155.2MB in the beginning and 287.3MB in the end (delta: 132.1MB). Free memory was 112.2MB in the beginning and 116.2MB in the end (delta: -4.0MB). Peak memory consumption was 131.0MB. Max. memory is 16.1GB. [2022-12-14 08:59:58,540 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 155.2MB. Free memory was 127.8MB in the beginning and 127.6MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 08:59:58,540 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1470.65ms. Allocated memory was 155.2MB in the beginning and 195.0MB in the end (delta: 39.8MB). Free memory was 111.9MB in the beginning and 112.5MB in the end (delta: -584.0kB). Peak memory consumption was 86.4MB. Max. memory is 16.1GB. [2022-12-14 08:59:58,541 INFO L158 Benchmark]: Boogie Procedure Inliner took 114.42ms. Allocated memory is still 195.0MB. Free memory was 112.5MB in the beginning and 101.0MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 08:59:58,541 INFO L158 Benchmark]: Boogie Preprocessor took 78.49ms. Allocated memory is still 195.0MB. Free memory was 101.0MB in the beginning and 92.6MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-14 08:59:58,541 INFO L158 Benchmark]: RCFGBuilder took 1926.48ms. Allocated memory was 195.0MB in the beginning and 237.0MB in the end (delta: 41.9MB). Free memory was 92.6MB in the beginning and 73.3MB in the end (delta: 19.3MB). Peak memory consumption was 69.6MB. Max. memory is 16.1GB. [2022-12-14 08:59:58,542 INFO L158 Benchmark]: TraceAbstraction took 3708.05ms. Allocated memory was 237.0MB in the beginning and 287.3MB in the end (delta: 50.3MB). Free memory was 72.3MB in the beginning and 117.2MB in the end (delta: -44.9MB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. [2022-12-14 08:59:58,542 INFO L158 Benchmark]: Witness Printer took 3.71ms. Allocated memory is still 287.3MB. Free memory was 117.2MB in the beginning and 116.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 08:59:58,543 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 155.2MB. Free memory was 127.8MB in the beginning and 127.6MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1470.65ms. Allocated memory was 155.2MB in the beginning and 195.0MB in the end (delta: 39.8MB). Free memory was 111.9MB in the beginning and 112.5MB in the end (delta: -584.0kB). Peak memory consumption was 86.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 114.42ms. Allocated memory is still 195.0MB. Free memory was 112.5MB in the beginning and 101.0MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.49ms. Allocated memory is still 195.0MB. Free memory was 101.0MB in the beginning and 92.6MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1926.48ms. Allocated memory was 195.0MB in the beginning and 237.0MB in the end (delta: 41.9MB). Free memory was 92.6MB in the beginning and 73.3MB in the end (delta: 19.3MB). Peak memory consumption was 69.6MB. Max. memory is 16.1GB. * TraceAbstraction took 3708.05ms. Allocated memory was 237.0MB in the beginning and 287.3MB in the end (delta: 50.3MB). Free memory was 72.3MB in the beginning and 117.2MB in the end (delta: -44.9MB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. * Witness Printer took 3.71ms. Allocated memory is still 287.3MB. Free memory was 117.2MB in the beginning and 116.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 6023]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 3473. Possible FailurePath: [L3298] int ldv_state_variable_3 ; [L3299] int ldv_state_variable_1 ; [L3300] int ldv_state_variable_2 ; [L3301] int ref_cnt ; [L3302] int ldv_state_variable_0 ; [L3412] int rc_core_debug ; [L3472] static struct list_head rc_map_list = {& rc_map_list, & rc_map_list}; [L3473-L3474] static spinlock_t rc_map_lock = {{{{{0U}}, 3735899821U, 4294967295U, 0xffffffffffffffffUL, {0, {0, 0}, "rc_map_lock", 0, 0UL}}}}; [L3551] static struct rc_map_table empty[1U] = { {42U, 152U}}; [L3552-L3559] static struct rc_map_list empty_map = {{0, 0}, {(struct rc_map_table *)(& empty), 1U, 0U, 0U, 0, "rc-empty", {{{{{0U}}, 0U, 0U, 0, {0, {0, 0}, 0, 0, 0UL}}}}}}; [L4237-L4238] static struct class ir_input_class = {"rc", 0, 0, 0, 0, 0, 0, & ir_devnode, 0, 0, 0, 0, 0, 0, 0, 0}; [L4239-L4251] static struct __anonstruct_proto_names_168 proto_names[12U] = { {0ULL, (char *)"none"}, {2ULL, (char *)"other"}, {1ULL, (char *)"unknown"}, {24ULL, (char *)"rc-5"}, {1024ULL, (char *)"nec"}, {253952ULL, (char *)"rc-6"}, {64ULL, (char *)"jvc"}, {896ULL, (char *)"sony"}, {32ULL, (char *)"rc-5-sz"}, {2048ULL, (char *)"sanyo"}, {4096ULL, (char *)"mce_kbd"}, {4ULL, (char *)"lirc"}}; [L4578-L4580] static struct device_attribute dev_attr_protocols = {{"protocols", 420U, (_Bool)0, 0, {{{(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}}}}, & show_protocols, & store_protocols}; [L4581] static struct attribute *rc_dev_attrs[2U] = { & dev_attr_protocols.attr, 0}; [L4582] static struct attribute_group rc_dev_attr_grp = {0, 0, (struct attribute **)(& rc_dev_attrs)}; [L4583] static struct attribute_group const *rc_dev_attr_groups[2U] = { (struct attribute_group const *)(& rc_dev_attr_grp), 0}; [L4584-L4585] static struct device_type rc_dev_type = {0, (struct attribute_group const **)(& rc_dev_attr_groups), & rc_dev_uevent, 0, & rc_dev_release, 0}; [L4884] char *ldvarg3 ; [L4885] struct device *dev_attr_protocols_group0 ; [L4886] struct kobj_uevent_env *ldvarg0 ; [L4887] char *ldvarg5 ; [L4888] struct device *ldvarg1 ; [L4889] int ldv_retval_0 ; [L4890] size_t ldvarg4 ; [L4892] struct device_attribute *dev_attr_protocols_group1 ; [L4894] struct device *rc_dev_type_group0 ; [L4895] umode_t *ldvarg2 ; [L5297] static struct list_head ir_raw_client_list = {& ir_raw_client_list, & ir_raw_client_list}; [L5298-L5301] static struct mutex ir_raw_handler_lock = {{1}, {{{{{0U}}, 3735899821U, 4294967295U, 0xffffffffffffffffUL, {0, {0, 0}, "ir_raw_handler_lock.wait_lock", 0, 0UL}}}}, {& ir_raw_handler_lock.wait_list, & ir_raw_handler_lock.wait_list}, 0, 0, (void *)(& ir_raw_handler_lock), {0, {0, 0}, "ir_raw_handler_lock", 0, 0UL}}; [L5302] static struct list_head ir_raw_handler_list = {& ir_raw_handler_list, & ir_raw_handler_list}; [L5303] static u64 available_protocols ; [L5304] static struct work_struct wq_load ; [L6040] static int ldv_mutex_cred_guard_mutex_of_signal_struct ; [L6143] static int ldv_mutex_ir_raw_handler_lock ; [L6245] static int ldv_mutex_lock ; [L6347] static int ldv_mutex_lock_of_rc_dev ; [L6449] static int ldv_mutex_mutex_of_device ; [L4898] int tmp ; [L4899] int tmp___0 ; [L4900] int tmp___1 ; [L4901] int tmp___2 ; [L4902] int tmp___3 ; [L4904] ldvarg0 = (struct kobj_uevent_env*) __VERIFIER_nondet_long () [L4905] ldvarg1 = (struct device*) __VERIFIER_nondet_long () [L4906] ldvarg2 = (umode_t *) __VERIFIER_nondet_long () [L4907] ldvarg3 = (char*) __VERIFIER_nondet_long () [L4908] ldvarg4 = (size_t) __VERIFIER_nondet_long () [L4909] ldvarg5 = (char*) __VERIFIER_nondet_long () [L4910] dev_attr_protocols_group0 = (struct device *)__VERIFIER_nondet_long () [L4911] dev_attr_protocols_group1 = (struct device_attribute *)__VERIFIER_nondet_long () [L4912] rc_dev_type_group0 = (struct device*) __VERIFIER_nondet_long () [L4913] CALL ldv_initialize() [L6554] ldv_mutex_cred_guard_mutex_of_signal_struct = 1 [L6555] ldv_mutex_ir_raw_handler_lock = 1 [L6556] ldv_mutex_lock = 1 [L6557] ldv_mutex_lock_of_rc_dev = 1 [L6558] ldv_mutex_mutex_of_device = 1 [L4913] RET ldv_initialize() [L4914] ldv_state_variable_1 = 0 [L4915] ref_cnt = 0 [L4916] ldv_state_variable_0 = 1 [L4917] ldv_state_variable_3 = 0 [L4918] ldv_state_variable_2 = 0 VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-3}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-2}, ldvarg4=18446744073709551612, ldvarg5={0:-5}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, wq_load={201:0}] [L4920] tmp = __VERIFIER_nondet_int() [L4922] case 0: [L4961] case 1: VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-3}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-2}, ldvarg4=18446744073709551612, ldvarg5={0:-5}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, tmp=1, wq_load={201:0}] [L4962] COND TRUE ldv_state_variable_0 != 0 [L4963] tmp___1 = __VERIFIER_nondet_int() [L4965] case 0: [L4973] case 1: VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-3}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-2}, ldvarg4=18446744073709551612, ldvarg5={0:-5}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, tmp=1, tmp___1=1, wq_load={201:0}] [L4974] COND TRUE ldv_state_variable_0 == 1 [L4975] CALL, EXPR rc_core_init() [L4861] int rc ; [L4862] struct lock_class_key __key ; [L4863] int tmp ; [L4865] CALL, EXPR __class_register(& ir_input_class, & __key) [L6590] return __VERIFIER_nondet_int(); [L4865] RET, EXPR __class_register(& ir_input_class, & __key) [L4865] tmp = __class_register(& ir_input_class, & __key) [L4866] rc = tmp VAL [__key={203:0}, available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-3}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-2}, ldvarg4=18446744073709551612, ldvarg5={0:-5}, proto_names={192:0}, rc=0, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, tmp=0, wq_load={201:0}] [L4867] COND FALSE !(rc != 0) [L4872] CALL rc_map_register(& empty_map) [L3536] CALL spin_lock(& rc_map_lock) VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-3}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-2}, ldvarg4=18446744073709551612, ldvarg5={0:-5}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, wq_load={201:0}] [L3319] FCALL _raw_spin_lock(& lock->ldv_5961.rlock) [L3536] RET spin_lock(& rc_map_lock) VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-3}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-2}, ldvarg4=18446744073709551612, ldvarg5={0:-5}, map={190:0}, map={190:0}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, wq_load={201:0}] [L3537] CALL list_add_tail(& map->list, & rc_map_list) VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-3}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-2}, ldvarg4=18446744073709551612, ldvarg5={0:-5}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, wq_load={201:0}] [L3236] EXPR head->prev [L3236] FCALL __list_add(new, head->prev, head) [L3537] RET list_add_tail(& map->list, & rc_map_list) VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-3}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-2}, ldvarg4=18446744073709551612, ldvarg5={0:-5}, map={190:0}, map={190:0}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, wq_load={201:0}] [L3538] CALL spin_unlock(& rc_map_lock) VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-3}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-2}, ldvarg4=18446744073709551612, ldvarg5={0:-5}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, wq_load={201:0}] [L3326] FCALL _raw_spin_unlock(& lock->ldv_5961.rlock) [L3538] RET spin_unlock(& rc_map_lock) VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-3}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-2}, ldvarg4=18446744073709551612, ldvarg5={0:-5}, map={190:0}, map={190:0}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, wq_load={201:0}] [L3539] return (0); [L4872] RET rc_map_register(& empty_map) [L4873] return (0); [L4873] return (0); VAL [\result=0, available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-3}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-2}, ldvarg4=18446744073709551612, ldvarg5={0:-5}, proto_names={192:0}, rc=0, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, tmp=0, wq_load={201:0}] [L4975] RET, EXPR rc_core_init() [L4975] ldv_retval_0 = rc_core_init() [L4976] COND TRUE ldv_retval_0 == 0 [L4977] ldv_state_variable_0 = 3 [L4978] ldv_state_variable_2 = 1 [L4979] ldv_state_variable_3 = 1 [L4980] ldv_state_variable_1 = 1 VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-3}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-2}, ldvarg4=18446744073709551612, ldvarg5={0:-5}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, tmp=1, tmp___1=1, wq_load={201:0}] [L4983] COND FALSE !(ldv_retval_0 != 0) VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-3}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-2}, ldvarg4=18446744073709551612, ldvarg5={0:-5}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, tmp=1, tmp___1=1, wq_load={201:0}] [L4920] tmp = __VERIFIER_nondet_int() [L4922] case 0: [L4961] case 1: [L4998] case 2: [L5016] case 3: VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-3}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-2}, ldvarg4=18446744073709551612, ldvarg5={0:-5}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, tmp=3, tmp___1=1, wq_load={201:0}] [L5017] COND TRUE ldv_state_variable_2 != 0 [L5018] tmp___3 = __VERIFIER_nondet_int() [L5020] case 0: [L5028] case 1: VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-3}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-2}, ldvarg4=18446744073709551612, ldvarg5={0:-5}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, tmp=3, tmp___1=1, tmp___3=1, wq_load={201:0}] [L5029] COND TRUE ldv_state_variable_2 == 1 [L5030] CALL show_protocols(dev_attr_protocols_group0, dev_attr_protocols_group1, ldvarg3) [L4254] struct rc_dev *dev ; [L4255] struct device const *__mptr ; [L4256] u64 allowed ; [L4257] u64 enabled ; [L4258] char *tmp ; [L4259] int i ; [L4260] struct _ddebug descriptor ; [L4261] long tmp___0 ; [L4262] int tmp___1 ; [L4263] int tmp___2 ; [L4265] __mptr = (struct device const *)device [L4266] dev = (struct rc_dev *)__mptr [L4267] tmp = buf VAL [__mptr={0:-1227}, available_protocols=0, buf={0:-2}, buf={0:-2}, descriptor={204:0}, dev={0:-1227}, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-3}, device={0:-1227}, device={0:-1227}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-2}, ldvarg4=18446744073709551612, ldvarg5={0:-5}, mattr={0:-3}, mattr={0:-3}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, tmp={0:-2}, wq_load={201:0}] [L4268] COND FALSE !((unsigned long )dev == (unsigned long )((struct rc_dev *)0)) [L4272] CALL ldv_mutex_lock_6(& dev->lock) [L5099] CALL ldv_mutex_lock_lock_of_rc_dev(ldv_func_arg1) VAL [\old(ldv_mutex_lock_of_rc_dev)=1, available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-3}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-2}, ldvarg4=18446744073709551612, ldvarg5={0:-5}, lock={0:0}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, wq_load={201:0}] [L6383] COND TRUE ldv_mutex_lock_of_rc_dev == 1 VAL [\old(ldv_mutex_lock_of_rc_dev)=1, available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-3}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-2}, ldvarg4=18446744073709551612, ldvarg5={0:-5}, lock={0:0}, lock={0:0}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, wq_load={201:0}] [L6387] ldv_mutex_lock_of_rc_dev = 2 [L5099] RET ldv_mutex_lock_lock_of_rc_dev(ldv_func_arg1) VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-3}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_func_arg1={0:0}, ldv_func_arg1={0:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-2}, ldvarg4=18446744073709551612, ldvarg5={0:-5}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, wq_load={201:0}] [L5100] FCALL mutex_lock(ldv_func_arg1) VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-3}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_func_arg1={0:0}, ldv_func_arg1={0:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-2}, ldvarg4=18446744073709551612, ldvarg5={0:-5}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, wq_load={201:0}] [L4272] RET ldv_mutex_lock_6(& dev->lock) [L4273] EXPR dev->driver_type VAL [__mptr={0:-1227}, available_protocols=0, buf={0:-2}, buf={0:-2}, descriptor={204:0}, dev={0:-1227}, dev->driver_type=4294967297, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-3}, device={0:-1227}, device={0:-1227}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-2}, ldvarg4=18446744073709551612, ldvarg5={0:-5}, mattr={0:-3}, mattr={0:-3}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, tmp={0:-2}, wq_load={201:0}] [L4273] COND FALSE !((unsigned int )dev->driver_type == 0U) [L4277] EXPR dev->raw VAL [__mptr={0:-1227}, available_protocols=0, buf={0:-2}, buf={0:-2}, descriptor={204:0}, dev={0:-1227}, dev->raw={0:0}, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-3}, device={0:-1227}, device={0:-1227}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-2}, ldvarg4=18446744073709551612, ldvarg5={0:-5}, mattr={0:-3}, mattr={0:-3}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, tmp={0:-2}, wq_load={201:0}] [L4277] COND FALSE !((unsigned long )dev->raw != (unsigned long )((struct ir_raw_event_ctrl *)0)) [L4281] return (-19L); [L4281] return (-19L); VAL [\result=-19, __mptr={0:-1227}, available_protocols=0, buf={0:-2}, buf={0:-2}, dev={0:-1227}, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-3}, device={0:-1227}, device={0:-1227}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-2}, ldvarg4=18446744073709551612, ldvarg5={0:-5}, mattr={0:-3}, mattr={0:-3}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, tmp={0:-2}, wq_load={201:0}] [L5030] RET show_protocols(dev_attr_protocols_group0, dev_attr_protocols_group1, ldvarg3) [L5031] ldv_state_variable_2 = 1 VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-3}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-2}, ldvarg4=18446744073709551612, ldvarg5={0:-5}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, tmp=3, tmp___1=1, tmp___3=1, wq_load={201:0}] [L4920] tmp = __VERIFIER_nondet_int() [L4922] case 0: [L4961] case 1: [L4998] case 2: [L5016] case 3: VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-3}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-2}, ldvarg4=18446744073709551612, ldvarg5={0:-5}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, tmp=3, tmp___1=1, tmp___3=1, wq_load={201:0}] [L5017] COND TRUE ldv_state_variable_2 != 0 [L5018] tmp___3 = __VERIFIER_nondet_int() [L5020] case 0: VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-3}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-2}, ldvarg4=18446744073709551612, ldvarg5={0:-5}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, tmp=3, tmp___1=1, tmp___3=0, wq_load={201:0}] [L5021] COND TRUE ldv_state_variable_2 == 1 [L5022-L5023] CALL store_protocols(dev_attr_protocols_group0, dev_attr_protocols_group1, (char const *)ldvarg5, ldvarg4) [L4333] struct rc_dev *dev ; [L4334] struct device const *__mptr ; [L4335] bool enable ; [L4336] bool disable ; [L4337] char const *tmp ; [L4338] u64 type ; [L4339] u64 mask ; [L4340] int rc ; [L4341] int i ; [L4342] int count ; [L4343] unsigned long flags ; [L4344] ssize_t ret ; [L4345] struct _ddebug descriptor ; [L4346] long tmp___0 ; [L4347] int tmp___1 ; [L4348] struct _ddebug descriptor___0 ; [L4349] long tmp___2 ; [L4350] char *tmp___3 ; [L4351] struct _ddebug descriptor___1 ; [L4352] long tmp___4 ; [L4353] struct _ddebug descriptor___2 ; [L4354] long tmp___5 ; [L4355] raw_spinlock_t *tmp___6 ; [L4356] struct _ddebug descriptor___3 ; [L4357] long tmp___7 ; [L4359] __mptr = (struct device const *)device [L4360] dev = (struct rc_dev *)__mptr [L4361] count = 0 VAL [\old(len)=18446744073709551612, __mptr={0:-1227}, available_protocols=0, count=0, data={210:0}, data={0:-5}, descriptor={202:0}, descriptor___0={208:0}, descriptor___1={206:0}, descriptor___2={207:0}, descriptor___3={209:0}, dev={0:-1227}, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-3}, device={0:-1227}, device={0:-1227}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-2}, ldvarg4=18446744073709551612, ldvarg5={0:-5}, len=18446744073709551612, mattr={0:-3}, mattr={0:-3}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, type={205:0}, wq_load={201:0}] [L4362] COND FALSE !((unsigned long )dev == (unsigned long )((struct rc_dev *)0)) [L4366] CALL ldv_mutex_lock_8(& dev->lock) [L5115] CALL ldv_mutex_lock_lock_of_rc_dev(ldv_func_arg1) VAL [\old(ldv_mutex_lock_of_rc_dev)=2, available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-3}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-2}, ldvarg4=18446744073709551612, ldvarg5={0:-5}, lock={0:0}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, wq_load={201:0}] [L6383] COND FALSE !(ldv_mutex_lock_of_rc_dev == 1) VAL [\old(ldv_mutex_lock_of_rc_dev)=2, available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-3}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-2}, ldvarg4=18446744073709551612, ldvarg5={0:-5}, lock={0:0}, lock={0:0}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, wq_load={201:0}] [L6385] CALL ldv_error() VAL [\old(ldv_mutex_lock_of_rc_dev)=2, available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-3}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-2}, ldvarg4=18446744073709551612, ldvarg5={0:-5}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, wq_load={201:0}] [L6023] reach_error() VAL [\old(ldv_mutex_lock_of_rc_dev)=2, available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-3}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-2}, ldvarg4=18446744073709551612, ldvarg5={0:-5}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, wq_load={201:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 25 procedures, 233 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.6s, OverallIterations: 10, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1706 SdHoareTripleChecker+Valid, 1.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1706 mSDsluCounter, 3818 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1363 mSDsCounter, 10 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 779 IncrementalHoareTripleChecker+Invalid, 789 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10 mSolverCounterUnsat, 2455 mSDtfsCounter, 779 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 25 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=392occurred in iteration=5, InterpolantAutomatonStates: 29, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 9 MinimizatonAttempts, 49 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 289 NumberOfCodeBlocks, 289 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 223 ConstructedInterpolants, 0 QuantifiedInterpolants, 415 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 23/23 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-12-14 08:59:58,559 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 8001390eb2f6d47f3c7e12a6690b5c61f51c12957cc81df6245a38db5a896095 --- 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 [2022-12-14 09:00:00,143 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 09:00:00,145 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 09:00:00,165 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 09:00:00,165 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 09:00:00,166 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 09:00:00,168 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 09:00:00,170 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 09:00:00,171 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 09:00:00,172 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 09:00:00,173 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 09:00:00,175 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 09:00:00,175 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 09:00:00,176 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 09:00:00,177 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 09:00:00,178 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 09:00:00,179 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 09:00:00,180 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 09:00:00,182 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 09:00:00,183 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 09:00:00,185 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 09:00:00,186 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 09:00:00,187 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 09:00:00,187 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 09:00:00,190 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 09:00:00,190 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 09:00:00,190 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 09:00:00,191 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 09:00:00,191 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 09:00:00,192 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 09:00:00,192 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 09:00:00,193 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 09:00:00,193 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 09:00:00,194 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 09:00:00,194 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 09:00:00,194 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 09:00:00,195 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 09:00:00,195 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 09:00:00,195 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 09:00:00,196 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 09:00:00,196 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 09:00:00,197 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-12-14 09:00:00,212 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 09:00:00,212 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 09:00:00,213 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 09:00:00,213 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 09:00:00,213 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 09:00:00,213 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 09:00:00,214 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 09:00:00,214 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 09:00:00,214 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 09:00:00,214 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 09:00:00,214 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 09:00:00,214 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 09:00:00,215 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 09:00:00,215 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 09:00:00,215 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 09:00:00,215 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 09:00:00,215 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 09:00:00,215 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 09:00:00,215 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 09:00:00,216 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 09:00:00,216 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 09:00:00,216 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 09:00:00,216 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 09:00:00,216 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 09:00:00,216 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-14 09:00:00,216 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 09:00:00,216 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 09:00:00,217 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 09:00:00,217 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 09:00:00,217 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 09:00:00,217 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 09:00:00,217 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 09:00:00,217 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 09:00:00,217 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 09:00:00,217 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 09:00:00,218 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8001390eb2f6d47f3c7e12a6690b5c61f51c12957cc81df6245a38db5a896095 [2022-12-14 09:00:00,429 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 09:00:00,448 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 09:00:00,450 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 09:00:00,451 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 09:00:00,451 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 09:00:00,453 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.i [2022-12-14 09:00:03,064 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 09:00:03,366 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 09:00:03,366 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.i [2022-12-14 09:00:03,388 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/data/c285e77c0/f50e1a8e420441c381a25d35c159aeaf/FLAG69a206bd1 [2022-12-14 09:00:03,399 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/data/c285e77c0/f50e1a8e420441c381a25d35c159aeaf [2022-12-14 09:00:03,400 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 09:00:03,401 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 09:00:03,402 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 09:00:03,402 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 09:00:03,405 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 09:00:03,405 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:00:03" (1/1) ... [2022-12-14 09:00:03,406 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39cfbed0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:00:03, skipping insertion in model container [2022-12-14 09:00:03,406 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:00:03" (1/1) ... [2022-12-14 09:00:03,411 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 09:00:03,485 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 09:00:03,766 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-14 09:00:03,800 WARN L623 FunctionHandler]: Unknown extern function __xadd_wrong_size [2022-12-14 09:00:03,909 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-14 09:00:03,913 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-14 09:00:03,917 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-14 09:00:03,981 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-12-14 09:00:03,984 WARN L623 FunctionHandler]: Unknown extern function dev_set_drvdata [2022-12-14 09:00:03,992 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-14 09:00:03,995 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-14 09:00:04,052 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 09:00:04,053 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 09:00:04,053 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 09:00:04,054 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 09:00:04,054 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 09:00:04,056 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 09:00:04,063 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,066 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 09:00:04,071 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,073 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,076 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,077 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 09:00:04,082 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,085 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,096 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 09:00:04,096 WARN L623 FunctionHandler]: Unknown extern function input_scancode_to_scalar [2022-12-14 09:00:04,102 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,110 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 09:00:04,110 WARN L623 FunctionHandler]: Unknown extern function input_scancode_to_scalar [2022-12-14 09:00:04,113 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 09:00:04,115 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,119 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,120 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 09:00:04,123 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 09:00:04,124 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 09:00:04,124 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-14 09:00:04,125 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 09:00:04,125 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-14 09:00:04,129 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-14 09:00:04,130 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,132 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 09:00:04,132 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 09:00:04,133 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-14 09:00:04,133 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 09:00:04,143 WARN L623 FunctionHandler]: Unknown extern function kasprintf [2022-12-14 09:00:04,152 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,154 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 09:00:04,155 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 09:00:04,161 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,162 WARN L623 FunctionHandler]: Unknown extern function strcasecmp [2022-12-14 09:00:04,163 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,164 WARN L623 FunctionHandler]: Unknown extern function strsep [2022-12-14 09:00:04,166 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,168 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,169 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 09:00:04,170 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,176 WARN L623 FunctionHandler]: Unknown extern function add_uevent_var [2022-12-14 09:00:04,176 WARN L623 FunctionHandler]: Unknown extern function add_uevent_var [2022-12-14 09:00:04,178 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 09:00:04,179 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 09:00:04,180 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 09:00:04,180 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-14 09:00:04,180 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-14 09:00:04,181 WARN L623 FunctionHandler]: Unknown extern function device_initialize [2022-12-14 09:00:04,181 WARN L623 FunctionHandler]: Unknown extern function __module_get [2022-12-14 09:00:04,182 WARN L623 FunctionHandler]: Unknown extern function input_free_device [2022-12-14 09:00:04,182 WARN L623 FunctionHandler]: Unknown extern function put_device [2022-12-14 09:00:04,182 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 09:00:04,182 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-14 09:00:04,185 WARN L623 FunctionHandler]: Unknown extern function dev_set_name [2022-12-14 09:00:04,186 WARN L623 FunctionHandler]: Unknown extern function dev_set_drvdata [2022-12-14 09:00:04,186 WARN L623 FunctionHandler]: Unknown extern function device_add [2022-12-14 09:00:04,187 WARN L623 FunctionHandler]: Unknown extern function input_register_device [2022-12-14 09:00:04,188 WARN L623 FunctionHandler]: Unknown extern function kobject_get_path [2022-12-14 09:00:04,189 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 09:00:04,189 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 09:00:04,190 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,202 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,202 WARN L623 FunctionHandler]: Unknown extern function input_unregister_device [2022-12-14 09:00:04,203 WARN L623 FunctionHandler]: Unknown extern function device_del [2022-12-14 09:00:04,204 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-14 09:00:04,205 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,206 WARN L623 FunctionHandler]: Unknown extern function input_unregister_device [2022-12-14 09:00:04,206 WARN L623 FunctionHandler]: Unknown extern function device_del [2022-12-14 09:00:04,208 WARN L623 FunctionHandler]: Unknown extern function __class_register [2022-12-14 09:00:04,209 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 09:00:04,211 WARN L623 FunctionHandler]: Unknown extern function class_unregister [2022-12-14 09:00:04,221 WARN L623 FunctionHandler]: Unknown extern function ldv_rc_dev_type_probe_1 [2022-12-14 09:00:04,223 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 09:00:04,224 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 09:00:04,224 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 09:00:04,224 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-14 09:00:04,225 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 09:00:04,225 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 09:00:04,225 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 09:00:04,226 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 09:00:04,226 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 09:00:04,226 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 09:00:04,227 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 09:00:04,227 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 09:00:04,233 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-14 09:00:04,285 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-14 09:00:04,287 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-14 09:00:04,339 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-14 09:00:04,339 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-12-14 09:00:04,340 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-14 09:00:04,340 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-14 09:00:04,340 WARN L623 FunctionHandler]: Unknown extern function __kfifo_out_r [2022-12-14 09:00:04,341 WARN L623 FunctionHandler]: Unknown extern function __kfifo_out [2022-12-14 09:00:04,342 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-12-14 09:00:04,345 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,346 WARN L623 FunctionHandler]: Unknown extern function __kfifo_in_r [2022-12-14 09:00:04,347 WARN L623 FunctionHandler]: Unknown extern function __kfifo_in [2022-12-14 09:00:04,348 WARN L623 FunctionHandler]: Unknown extern function ktime_get [2022-12-14 09:00:04,355 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,357 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 09:00:04,357 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-12-14 09:00:04,359 WARN L623 FunctionHandler]: Unknown extern function __kfifo_alloc [2022-12-14 09:00:04,360 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 09:00:04,360 WARN L623 FunctionHandler]: Unknown extern function kthread_create_on_node [2022-12-14 09:00:04,361 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-12-14 09:00:04,363 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 09:00:04,364 WARN L623 FunctionHandler]: Unknown extern function kthread_stop [2022-12-14 09:00:04,365 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 09:00:04,366 WARN L623 FunctionHandler]: Unknown extern function __kfifo_free [2022-12-14 09:00:04,366 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 09:00:04,368 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 09:00:04,372 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 09:00:04,372 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 09:00:04,372 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 09:00:04,373 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 09:00:04,373 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 09:00:04,373 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 09:00:04,373 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 09:00:04,373 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 09:00:04,374 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 09:00:04,374 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 09:00:04,374 WARN L623 FunctionHandler]: Unknown extern function schedule_work [2022-12-14 09:00:04,375 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 09:00:04,375 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 09:00:04,375 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 09:00:04,376 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 09:00:04,376 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 09:00:04,376 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-14 09:00:04,377 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 09:00:04,377 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 09:00:04,377 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 09:00:04,378 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 09:00:04,378 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 09:00:04,378 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 09:00:04,378 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 09:00:04,379 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 09:00:04,379 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 09:00:04,379 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 09:00:04,379 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 09:00:04,380 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 09:00:04,380 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 09:00:04,382 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_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.i[175309,175322] [2022-12-14 09:00:04,464 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-12-14 09:00:04,470 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 09:00:04,496 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-12-14 09:00:04,526 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 09:00:04,560 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-14 09:00:04,561 WARN L623 FunctionHandler]: Unknown extern function __xadd_wrong_size [2022-12-14 09:00:04,562 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-14 09:00:04,562 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-14 09:00:04,563 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-14 09:00:04,564 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-12-14 09:00:04,565 WARN L623 FunctionHandler]: Unknown extern function dev_set_drvdata [2022-12-14 09:00:04,565 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-14 09:00:04,565 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-14 09:00:04,568 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 09:00:04,568 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 09:00:04,569 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 09:00:04,569 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 09:00:04,569 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 09:00:04,570 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 09:00:04,573 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,573 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 09:00:04,575 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,576 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,577 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,578 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 09:00:04,579 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,587 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,590 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 09:00:04,591 WARN L623 FunctionHandler]: Unknown extern function input_scancode_to_scalar [2022-12-14 09:00:04,593 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,595 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 09:00:04,595 WARN L623 FunctionHandler]: Unknown extern function input_scancode_to_scalar [2022-12-14 09:00:04,597 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 09:00:04,598 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,599 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,600 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 09:00:04,601 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 09:00:04,601 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 09:00:04,601 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-14 09:00:04,602 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 09:00:04,602 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-14 09:00:04,602 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-14 09:00:04,604 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,604 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 09:00:04,605 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 09:00:04,605 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-14 09:00:04,605 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 09:00:04,606 WARN L623 FunctionHandler]: Unknown extern function kasprintf [2022-12-14 09:00:04,610 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,611 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 09:00:04,611 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 09:00:04,614 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,615 WARN L623 FunctionHandler]: Unknown extern function strcasecmp [2022-12-14 09:00:04,616 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,616 WARN L623 FunctionHandler]: Unknown extern function strsep [2022-12-14 09:00:04,617 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,619 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,619 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 09:00:04,620 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,621 WARN L623 FunctionHandler]: Unknown extern function add_uevent_var [2022-12-14 09:00:04,622 WARN L623 FunctionHandler]: Unknown extern function add_uevent_var [2022-12-14 09:00:04,623 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 09:00:04,624 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 09:00:04,624 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 09:00:04,624 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-14 09:00:04,624 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-14 09:00:04,625 WARN L623 FunctionHandler]: Unknown extern function device_initialize [2022-12-14 09:00:04,625 WARN L623 FunctionHandler]: Unknown extern function __module_get [2022-12-14 09:00:04,626 WARN L623 FunctionHandler]: Unknown extern function input_free_device [2022-12-14 09:00:04,626 WARN L623 FunctionHandler]: Unknown extern function put_device [2022-12-14 09:00:04,626 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 09:00:04,626 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-14 09:00:04,628 WARN L623 FunctionHandler]: Unknown extern function dev_set_name [2022-12-14 09:00:04,629 WARN L623 FunctionHandler]: Unknown extern function dev_set_drvdata [2022-12-14 09:00:04,629 WARN L623 FunctionHandler]: Unknown extern function device_add [2022-12-14 09:00:04,630 WARN L623 FunctionHandler]: Unknown extern function input_register_device [2022-12-14 09:00:04,630 WARN L623 FunctionHandler]: Unknown extern function kobject_get_path [2022-12-14 09:00:04,631 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 09:00:04,631 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 09:00:04,632 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,634 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,635 WARN L623 FunctionHandler]: Unknown extern function input_unregister_device [2022-12-14 09:00:04,635 WARN L623 FunctionHandler]: Unknown extern function device_del [2022-12-14 09:00:04,636 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-14 09:00:04,636 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,637 WARN L623 FunctionHandler]: Unknown extern function input_unregister_device [2022-12-14 09:00:04,637 WARN L623 FunctionHandler]: Unknown extern function device_del [2022-12-14 09:00:04,637 WARN L623 FunctionHandler]: Unknown extern function __class_register [2022-12-14 09:00:04,637 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 09:00:04,638 WARN L623 FunctionHandler]: Unknown extern function class_unregister [2022-12-14 09:00:04,639 WARN L623 FunctionHandler]: Unknown extern function ldv_rc_dev_type_probe_1 [2022-12-14 09:00:04,640 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 09:00:04,640 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 09:00:04,641 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 09:00:04,641 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-14 09:00:04,641 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 09:00:04,641 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 09:00:04,641 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 09:00:04,642 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 09:00:04,642 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 09:00:04,642 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 09:00:04,642 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 09:00:04,643 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 09:00:04,643 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-14 09:00:04,644 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-14 09:00:04,644 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-14 09:00:04,647 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-14 09:00:04,647 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-12-14 09:00:04,648 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-14 09:00:04,648 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-14 09:00:04,648 WARN L623 FunctionHandler]: Unknown extern function __kfifo_out_r [2022-12-14 09:00:04,648 WARN L623 FunctionHandler]: Unknown extern function __kfifo_out [2022-12-14 09:00:04,649 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-12-14 09:00:04,651 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,652 WARN L623 FunctionHandler]: Unknown extern function __kfifo_in_r [2022-12-14 09:00:04,652 WARN L623 FunctionHandler]: Unknown extern function __kfifo_in [2022-12-14 09:00:04,653 WARN L623 FunctionHandler]: Unknown extern function ktime_get [2022-12-14 09:00:04,657 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,658 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 09:00:04,658 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-12-14 09:00:04,659 WARN L623 FunctionHandler]: Unknown extern function __kfifo_alloc [2022-12-14 09:00:04,660 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 09:00:04,660 WARN L623 FunctionHandler]: Unknown extern function kthread_create_on_node [2022-12-14 09:00:04,667 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-12-14 09:00:04,668 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 09:00:04,669 WARN L623 FunctionHandler]: Unknown extern function kthread_stop [2022-12-14 09:00:04,669 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 09:00:04,670 WARN L623 FunctionHandler]: Unknown extern function __kfifo_free [2022-12-14 09:00:04,670 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 09:00:04,671 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 09:00:04,672 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 09:00:04,672 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 09:00:04,672 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 09:00:04,672 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 09:00:04,673 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 09:00:04,673 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 09:00:04,673 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 09:00:04,673 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 09:00:04,673 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 09:00:04,674 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 09:00:04,674 WARN L623 FunctionHandler]: Unknown extern function schedule_work [2022-12-14 09:00:04,674 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 09:00:04,674 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 09:00:04,675 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 09:00:04,675 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 09:00:04,675 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 09:00:04,675 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-14 09:00:04,675 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 09:00:04,676 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 09:00:04,676 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 09:00:04,676 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 09:00:04,676 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 09:00:04,676 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 09:00:04,677 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 09:00:04,677 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 09:00:04,677 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 09:00:04,677 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 09:00:04,677 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 09:00:04,677 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 09:00:04,678 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 09:00:04,678 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_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.i[175309,175322] [2022-12-14 09:00:04,685 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-12-14 09:00:04,686 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 09:00:04,694 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 09:00:04,745 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-14 09:00:04,745 WARN L623 FunctionHandler]: Unknown extern function __xadd_wrong_size [2022-12-14 09:00:04,746 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-14 09:00:04,746 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-14 09:00:04,746 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-14 09:00:04,754 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-12-14 09:00:04,754 WARN L623 FunctionHandler]: Unknown extern function dev_set_drvdata [2022-12-14 09:00:04,755 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-14 09:00:04,755 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-14 09:00:04,758 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 09:00:04,758 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 09:00:04,758 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 09:00:04,759 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 09:00:04,759 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 09:00:04,760 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 09:00:04,762 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,763 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 09:00:04,765 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,766 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,767 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,768 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 09:00:04,770 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,771 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,775 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 09:00:04,775 WARN L623 FunctionHandler]: Unknown extern function input_scancode_to_scalar [2022-12-14 09:00:04,777 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,779 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 09:00:04,779 WARN L623 FunctionHandler]: Unknown extern function input_scancode_to_scalar [2022-12-14 09:00:04,781 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 09:00:04,782 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,784 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,784 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 09:00:04,785 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 09:00:04,785 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 09:00:04,786 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-14 09:00:04,786 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 09:00:04,786 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-14 09:00:04,787 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-14 09:00:04,788 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,789 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 09:00:04,789 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 09:00:04,789 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-14 09:00:04,790 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 09:00:04,794 WARN L623 FunctionHandler]: Unknown extern function kasprintf [2022-12-14 09:00:04,798 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,799 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 09:00:04,799 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 09:00:04,802 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,803 WARN L623 FunctionHandler]: Unknown extern function strcasecmp [2022-12-14 09:00:04,805 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,805 WARN L623 FunctionHandler]: Unknown extern function strsep [2022-12-14 09:00:04,806 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,809 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,810 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 09:00:04,811 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,812 WARN L623 FunctionHandler]: Unknown extern function add_uevent_var [2022-12-14 09:00:04,813 WARN L623 FunctionHandler]: Unknown extern function add_uevent_var [2022-12-14 09:00:04,814 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 09:00:04,817 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 09:00:04,817 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 09:00:04,818 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-14 09:00:04,818 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-14 09:00:04,818 WARN L623 FunctionHandler]: Unknown extern function device_initialize [2022-12-14 09:00:04,818 WARN L623 FunctionHandler]: Unknown extern function __module_get [2022-12-14 09:00:04,819 WARN L623 FunctionHandler]: Unknown extern function input_free_device [2022-12-14 09:00:04,819 WARN L623 FunctionHandler]: Unknown extern function put_device [2022-12-14 09:00:04,819 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 09:00:04,819 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-14 09:00:04,822 WARN L623 FunctionHandler]: Unknown extern function dev_set_name [2022-12-14 09:00:04,823 WARN L623 FunctionHandler]: Unknown extern function dev_set_drvdata [2022-12-14 09:00:04,823 WARN L623 FunctionHandler]: Unknown extern function device_add [2022-12-14 09:00:04,824 WARN L623 FunctionHandler]: Unknown extern function input_register_device [2022-12-14 09:00:04,824 WARN L623 FunctionHandler]: Unknown extern function kobject_get_path [2022-12-14 09:00:04,825 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 09:00:04,825 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 09:00:04,826 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,829 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,829 WARN L623 FunctionHandler]: Unknown extern function input_unregister_device [2022-12-14 09:00:04,829 WARN L623 FunctionHandler]: Unknown extern function device_del [2022-12-14 09:00:04,830 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-14 09:00:04,830 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,831 WARN L623 FunctionHandler]: Unknown extern function input_unregister_device [2022-12-14 09:00:04,837 WARN L623 FunctionHandler]: Unknown extern function device_del [2022-12-14 09:00:04,838 WARN L623 FunctionHandler]: Unknown extern function __class_register [2022-12-14 09:00:04,838 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 09:00:04,838 WARN L623 FunctionHandler]: Unknown extern function class_unregister [2022-12-14 09:00:04,840 WARN L623 FunctionHandler]: Unknown extern function ldv_rc_dev_type_probe_1 [2022-12-14 09:00:04,842 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 09:00:04,842 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 09:00:04,842 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 09:00:04,843 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-14 09:00:04,843 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 09:00:04,843 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 09:00:04,843 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 09:00:04,844 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 09:00:04,844 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 09:00:04,844 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 09:00:04,844 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 09:00:04,844 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 09:00:04,845 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-14 09:00:04,846 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-14 09:00:04,846 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-14 09:00:04,849 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-14 09:00:04,850 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-12-14 09:00:04,850 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-14 09:00:04,850 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-14 09:00:04,851 WARN L623 FunctionHandler]: Unknown extern function __kfifo_out_r [2022-12-14 09:00:04,851 WARN L623 FunctionHandler]: Unknown extern function __kfifo_out [2022-12-14 09:00:04,852 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-12-14 09:00:04,854 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,855 WARN L623 FunctionHandler]: Unknown extern function __kfifo_in_r [2022-12-14 09:00:04,855 WARN L623 FunctionHandler]: Unknown extern function __kfifo_in [2022-12-14 09:00:04,857 WARN L623 FunctionHandler]: Unknown extern function ktime_get [2022-12-14 09:00:04,862 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 09:00:04,865 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 09:00:04,865 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-12-14 09:00:04,868 WARN L623 FunctionHandler]: Unknown extern function __kfifo_alloc [2022-12-14 09:00:04,869 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 09:00:04,869 WARN L623 FunctionHandler]: Unknown extern function kthread_create_on_node [2022-12-14 09:00:04,869 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-12-14 09:00:04,871 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 09:00:04,871 WARN L623 FunctionHandler]: Unknown extern function kthread_stop [2022-12-14 09:00:04,872 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 09:00:04,873 WARN L623 FunctionHandler]: Unknown extern function __kfifo_free [2022-12-14 09:00:04,873 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 09:00:04,874 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 09:00:04,874 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 09:00:04,875 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 09:00:04,875 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 09:00:04,875 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 09:00:04,875 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 09:00:04,875 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 09:00:04,875 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 09:00:04,875 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 09:00:04,875 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 09:00:04,876 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 09:00:04,876 WARN L623 FunctionHandler]: Unknown extern function schedule_work [2022-12-14 09:00:04,876 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 09:00:04,876 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 09:00:04,876 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 09:00:04,876 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 09:00:04,877 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 09:00:04,877 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-14 09:00:04,877 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 09:00:04,877 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 09:00:04,877 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 09:00:04,877 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 09:00:04,877 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 09:00:04,878 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 09:00:04,878 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 09:00:04,878 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 09:00:04,878 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 09:00:04,878 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 09:00:04,878 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 09:00:04,878 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 09:00:04,878 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 09:00:04,879 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_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.i[175309,175322] [2022-12-14 09:00:04,884 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-12-14 09:00:04,885 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 09:00:04,927 INFO L208 MainTranslator]: Completed translation [2022-12-14 09:00:04,927 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:00:04 WrapperNode [2022-12-14 09:00:04,927 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 09:00:04,928 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 09:00:04,928 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 09:00:04,928 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 09:00:04,933 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:00:04" (1/1) ... [2022-12-14 09:00:04,980 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:00:04" (1/1) ... [2022-12-14 09:00:05,043 INFO L138 Inliner]: procedures = 274, calls = 1866, calls flagged for inlining = 99, calls inlined = 32, statements flattened = 1547 [2022-12-14 09:00:05,044 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 09:00:05,044 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 09:00:05,044 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 09:00:05,045 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 09:00:05,054 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:00:04" (1/1) ... [2022-12-14 09:00:05,054 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:00:04" (1/1) ... [2022-12-14 09:00:05,063 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:00:04" (1/1) ... [2022-12-14 09:00:05,064 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:00:04" (1/1) ... [2022-12-14 09:00:05,103 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:00:04" (1/1) ... [2022-12-14 09:00:05,108 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:00:04" (1/1) ... [2022-12-14 09:00:05,114 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:00:04" (1/1) ... [2022-12-14 09:00:05,119 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:00:04" (1/1) ... [2022-12-14 09:00:05,127 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 09:00:05,128 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 09:00:05,128 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 09:00:05,128 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 09:00:05,129 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:00:04" (1/1) ... [2022-12-14 09:00:05,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 09:00:05,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 09:00:05,153 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 09:00:05,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 09:00:05,205 INFO L130 BoogieDeclarations]: Found specification of procedure ir_lookup_by_scancode [2022-12-14 09:00:05,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_lookup_by_scancode [2022-12-14 09:00:05,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-12-14 09:00:05,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-12-14 09:00:05,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 09:00:05,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-12-14 09:00:05,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-12-14 09:00:05,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-14 09:00:05,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_ir_raw_handler_lock [2022-12-14 09:00:05,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_ir_raw_handler_lock [2022-12-14 09:00:05,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-14 09:00:05,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-14 09:00:05,206 INFO L130 BoogieDeclarations]: Found specification of procedure rc_dev_uevent [2022-12-14 09:00:05,206 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_dev_uevent [2022-12-14 09:00:05,206 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-12-14 09:00:05,207 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-12-14 09:00:05,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-12-14 09:00:05,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-12-14 09:00:05,207 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-12-14 09:00:05,207 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-12-14 09:00:05,207 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-12-14 09:00:05,207 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-12-14 09:00:05,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 09:00:05,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 09:00:05,207 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-12-14 09:00:05,208 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-12-14 09:00:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-12-14 09:00:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-12-14 09:00:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-12-14 09:00:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 09:00:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 09:00:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_drvdata [2022-12-14 09:00:05,208 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_drvdata [2022-12-14 09:00:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 09:00:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-12-14 09:00:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 09:00:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-12-14 09:00:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-12-14 09:00:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-12-14 09:00:05,209 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-12-14 09:00:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-12-14 09:00:05,209 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-12-14 09:00:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_rc_dev [2022-12-14 09:00:05,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_rc_dev [2022-12-14 09:00:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-12-14 09:00:05,209 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-12-14 09:00:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_rc_dev [2022-12-14 09:00:05,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_rc_dev [2022-12-14 09:00:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure rc_dev_release [2022-12-14 09:00:05,209 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_dev_release [2022-12-14 09:00:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-12-14 09:00:05,209 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-12-14 09:00:05,210 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-12-14 09:00:05,210 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-12-14 09:00:05,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_ir_raw_handler_lock [2022-12-14 09:00:05,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_ir_raw_handler_lock [2022-12-14 09:00:05,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-12-14 09:00:05,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-12-14 09:00:05,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-12-14 09:00:05,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-12-14 09:00:05,210 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2022-12-14 09:00:05,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2022-12-14 09:00:05,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-14 09:00:05,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-14 09:00:05,210 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 09:00:05,210 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 09:00:05,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 09:00:05,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-12-14 09:00:05,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-12-14 09:00:05,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-12-14 09:00:05,211 INFO L130 BoogieDeclarations]: Found specification of procedure input_scancode_to_scalar [2022-12-14 09:00:05,211 INFO L138 BoogieDeclarations]: Found implementation of procedure input_scancode_to_scalar [2022-12-14 09:00:05,211 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-12-14 09:00:05,211 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-12-14 09:00:05,211 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2022-12-14 09:00:05,211 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2022-12-14 09:00:05,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-12-14 09:00:05,211 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 09:00:05,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 09:00:05,465 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 09:00:05,467 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 09:00:11,574 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 09:00:11,580 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 09:00:11,580 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 09:00:11,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:00:11 BoogieIcfgContainer [2022-12-14 09:00:11,582 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 09:00:11,584 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 09:00:11,584 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 09:00:11,586 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 09:00:11,586 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 09:00:03" (1/3) ... [2022-12-14 09:00:11,586 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5574d2fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 09:00:11, skipping insertion in model container [2022-12-14 09:00:11,586 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:00:04" (2/3) ... [2022-12-14 09:00:11,587 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5574d2fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 09:00:11, skipping insertion in model container [2022-12-14 09:00:11,587 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:00:11" (3/3) ... [2022-12-14 09:00:11,588 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.i [2022-12-14 09:00:11,601 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 09:00:11,601 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-14 09:00:11,647 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 09:00:11,653 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=FINITE_AUTOMATA, 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;@af50362, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 09:00:11,653 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-14 09:00:11,658 INFO L276 IsEmpty]: Start isEmpty. Operand has 317 states, 239 states have (on average 1.4142259414225942) internal successors, (338), 250 states have internal predecessors, (338), 52 states have call successors, (52), 24 states have call predecessors, (52), 24 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2022-12-14 09:00:11,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 09:00:11,665 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 09:00:11,665 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 09:00:11,666 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 09:00:11,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 09:00:11,670 INFO L85 PathProgramCache]: Analyzing trace with hash 1403411196, now seen corresponding path program 1 times [2022-12-14 09:00:11,683 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 09:00:11,683 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [416481417] [2022-12-14 09:00:11,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 09:00:11,684 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 09:00:11,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 09:00:11,685 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 09:00:11,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-12-14 09:00:12,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 09:00:12,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 1330 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-14 09:00:12,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 09:00:12,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 09:00:12,569 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 09:00:12,570 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 09:00:12,570 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [416481417] [2022-12-14 09:00:12,570 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [416481417] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 09:00:12,570 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 09:00:12,570 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 09:00:12,571 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1486188478] [2022-12-14 09:00:12,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 09:00:12,575 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 09:00:12,575 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 09:00:12,597 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 09:00:12,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 09:00:12,599 INFO L87 Difference]: Start difference. First operand has 317 states, 239 states have (on average 1.4142259414225942) internal successors, (338), 250 states have internal predecessors, (338), 52 states have call successors, (52), 24 states have call predecessors, (52), 24 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 09:00:12,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 09:00:12,870 INFO L93 Difference]: Finished difference Result 736 states and 1044 transitions. [2022-12-14 09:00:12,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 09:00:12,872 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2022-12-14 09:00:12,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 09:00:12,880 INFO L225 Difference]: With dead ends: 736 [2022-12-14 09:00:12,880 INFO L226 Difference]: Without dead ends: 414 [2022-12-14 09:00:12,883 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 09:00:12,886 INFO L413 NwaCegarLoop]: 461 mSDtfsCounter, 142 mSDsluCounter, 418 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 SdHoareTripleChecker+Valid, 879 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-14 09:00:12,886 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [142 Valid, 879 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-14 09:00:12,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 414 states. [2022-12-14 09:00:12,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 414 to 399. [2022-12-14 09:00:12,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 399 states, 306 states have (on average 1.4248366013071896) internal successors, (436), 316 states have internal predecessors, (436), 62 states have call successors, (62), 31 states have call predecessors, (62), 30 states have return successors, (53), 52 states have call predecessors, (53), 53 states have call successors, (53) [2022-12-14 09:00:12,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 399 states and 551 transitions. [2022-12-14 09:00:12,935 INFO L78 Accepts]: Start accepts. Automaton has 399 states and 551 transitions. Word has length 17 [2022-12-14 09:00:12,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 09:00:12,936 INFO L495 AbstractCegarLoop]: Abstraction has 399 states and 551 transitions. [2022-12-14 09:00:12,936 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 09:00:12,936 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 551 transitions. [2022-12-14 09:00:12,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 09:00:12,937 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 09:00:12,937 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 09:00:12,954 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-12-14 09:00:13,138 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 09:00:13,138 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 09:00:13,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 09:00:13,139 INFO L85 PathProgramCache]: Analyzing trace with hash 1255176370, now seen corresponding path program 1 times [2022-12-14 09:00:13,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 09:00:13,140 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [608042476] [2022-12-14 09:00:13,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 09:00:13,140 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 09:00:13,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 09:00:13,141 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 09:00:13,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-12-14 09:00:13,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 09:00:13,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 1257 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 09:00:13,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 09:00:13,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 09:00:13,848 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 09:00:13,849 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 09:00:13,849 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [608042476] [2022-12-14 09:00:13,849 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [608042476] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 09:00:13,849 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 09:00:13,849 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 09:00:13,849 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [932588636] [2022-12-14 09:00:13,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 09:00:13,851 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 09:00:13,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 09:00:13,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 09:00:13,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 09:00:13,852 INFO L87 Difference]: Start difference. First operand 399 states and 551 transitions. Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 09:00:14,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 09:00:14,041 INFO L93 Difference]: Finished difference Result 826 states and 1142 transitions. [2022-12-14 09:00:14,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 09:00:14,042 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2022-12-14 09:00:14,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 09:00:14,046 INFO L225 Difference]: With dead ends: 826 [2022-12-14 09:00:14,046 INFO L226 Difference]: Without dead ends: 430 [2022-12-14 09:00:14,047 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 09:00:14,048 INFO L413 NwaCegarLoop]: 423 mSDtfsCounter, 41 mSDsluCounter, 852 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 1275 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 09:00:14,049 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 1275 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 09:00:14,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 430 states. [2022-12-14 09:00:14,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 430 to 373. [2022-12-14 09:00:14,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 373 states, 290 states have (on average 1.4379310344827587) internal successors, (417), 299 states have internal predecessors, (417), 56 states have call successors, (56), 27 states have call predecessors, (56), 26 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2022-12-14 09:00:14,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 373 states and 520 transitions. [2022-12-14 09:00:14,074 INFO L78 Accepts]: Start accepts. Automaton has 373 states and 520 transitions. Word has length 19 [2022-12-14 09:00:14,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 09:00:14,075 INFO L495 AbstractCegarLoop]: Abstraction has 373 states and 520 transitions. [2022-12-14 09:00:14,075 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 09:00:14,075 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 520 transitions. [2022-12-14 09:00:14,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 09:00:14,076 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 09:00:14,076 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 09:00:14,098 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2022-12-14 09:00:14,277 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 09:00:14,278 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 09:00:14,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 09:00:14,278 INFO L85 PathProgramCache]: Analyzing trace with hash 1312434672, now seen corresponding path program 1 times [2022-12-14 09:00:14,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 09:00:14,280 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1616453876] [2022-12-14 09:00:14,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 09:00:14,281 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 09:00:14,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 09:00:14,282 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 09:00:14,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-12-14 09:00:14,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 09:00:14,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 1253 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-14 09:00:14,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 09:00:15,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 09:00:15,008 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 09:00:15,008 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 09:00:15,008 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1616453876] [2022-12-14 09:00:15,008 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1616453876] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 09:00:15,008 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 09:00:15,009 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 09:00:15,009 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703052826] [2022-12-14 09:00:15,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 09:00:15,009 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 09:00:15,009 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 09:00:15,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 09:00:15,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 09:00:15,010 INFO L87 Difference]: Start difference. First operand 373 states and 520 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 09:00:15,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 09:00:15,120 INFO L93 Difference]: Finished difference Result 375 states and 521 transitions. [2022-12-14 09:00:15,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 09:00:15,121 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2022-12-14 09:00:15,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 09:00:15,122 INFO L225 Difference]: With dead ends: 375 [2022-12-14 09:00:15,122 INFO L226 Difference]: Without dead ends: 372 [2022-12-14 09:00:15,123 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 09:00:15,123 INFO L413 NwaCegarLoop]: 423 mSDtfsCounter, 408 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 408 SdHoareTripleChecker+Valid, 423 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 09:00:15,124 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [408 Valid, 423 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 09:00:15,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2022-12-14 09:00:15,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 372. [2022-12-14 09:00:15,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 372 states, 290 states have (on average 1.4344827586206896) internal successors, (416), 298 states have internal predecessors, (416), 55 states have call successors, (55), 27 states have call predecessors, (55), 26 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2022-12-14 09:00:15,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 518 transitions. [2022-12-14 09:00:15,138 INFO L78 Accepts]: Start accepts. Automaton has 372 states and 518 transitions. Word has length 19 [2022-12-14 09:00:15,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 09:00:15,138 INFO L495 AbstractCegarLoop]: Abstraction has 372 states and 518 transitions. [2022-12-14 09:00:15,138 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 09:00:15,138 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 518 transitions. [2022-12-14 09:00:15,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 09:00:15,139 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 09:00:15,139 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 09:00:15,161 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2022-12-14 09:00:15,340 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 09:00:15,341 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 09:00:15,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 09:00:15,342 INFO L85 PathProgramCache]: Analyzing trace with hash 2030613114, now seen corresponding path program 1 times [2022-12-14 09:00:15,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 09:00:15,345 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1824694961] [2022-12-14 09:00:15,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 09:00:15,346 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 09:00:15,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 09:00:15,349 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 09:00:15,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-12-14 09:00:15,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 09:00:16,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 1254 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-14 09:00:16,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 09:00:16,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 09:00:16,092 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 09:00:16,092 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 09:00:16,092 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1824694961] [2022-12-14 09:00:16,092 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1824694961] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 09:00:16,093 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 09:00:16,093 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 09:00:16,093 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1236359106] [2022-12-14 09:00:16,093 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 09:00:16,093 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 09:00:16,093 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 09:00:16,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 09:00:16,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 09:00:16,094 INFO L87 Difference]: Start difference. First operand 372 states and 518 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 09:00:16,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 09:00:16,219 INFO L93 Difference]: Finished difference Result 379 states and 522 transitions. [2022-12-14 09:00:16,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 09:00:16,220 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2022-12-14 09:00:16,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 09:00:16,221 INFO L225 Difference]: With dead ends: 379 [2022-12-14 09:00:16,221 INFO L226 Difference]: Without dead ends: 375 [2022-12-14 09:00:16,221 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 09:00:16,222 INFO L413 NwaCegarLoop]: 418 mSDtfsCounter, 391 mSDsluCounter, 11 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 391 SdHoareTripleChecker+Valid, 429 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 09:00:16,222 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [391 Valid, 429 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 09:00:16,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 375 states. [2022-12-14 09:00:16,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 375 to 373. [2022-12-14 09:00:16,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 373 states, 292 states have (on average 1.4246575342465753) internal successors, (416), 298 states have internal predecessors, (416), 53 states have call successors, (53), 28 states have call predecessors, (53), 27 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2022-12-14 09:00:16,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 373 states and 516 transitions. [2022-12-14 09:00:16,238 INFO L78 Accepts]: Start accepts. Automaton has 373 states and 516 transitions. Word has length 20 [2022-12-14 09:00:16,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 09:00:16,238 INFO L495 AbstractCegarLoop]: Abstraction has 373 states and 516 transitions. [2022-12-14 09:00:16,238 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 09:00:16,239 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 516 transitions. [2022-12-14 09:00:16,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 09:00:16,239 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 09:00:16,239 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 09:00:16,256 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2022-12-14 09:00:16,440 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 09:00:16,440 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 09:00:16,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 09:00:16,441 INFO L85 PathProgramCache]: Analyzing trace with hash -1475654093, now seen corresponding path program 1 times [2022-12-14 09:00:16,442 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 09:00:16,442 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1516994663] [2022-12-14 09:00:16,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 09:00:16,442 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 09:00:16,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 09:00:16,443 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 09:00:16,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-12-14 09:00:16,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 09:00:17,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 1255 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-14 09:00:17,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 09:00:17,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 09:00:17,116 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 09:00:17,116 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 09:00:17,116 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1516994663] [2022-12-14 09:00:17,117 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1516994663] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 09:00:17,117 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 09:00:17,117 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 09:00:17,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179542512] [2022-12-14 09:00:17,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 09:00:17,117 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 09:00:17,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 09:00:17,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 09:00:17,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 09:00:17,118 INFO L87 Difference]: Start difference. First operand 373 states and 516 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 09:00:17,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 09:00:17,227 INFO L93 Difference]: Finished difference Result 375 states and 517 transitions. [2022-12-14 09:00:17,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 09:00:17,227 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2022-12-14 09:00:17,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 09:00:17,228 INFO L225 Difference]: With dead ends: 375 [2022-12-14 09:00:17,229 INFO L226 Difference]: Without dead ends: 372 [2022-12-14 09:00:17,229 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 09:00:17,229 INFO L413 NwaCegarLoop]: 417 mSDtfsCounter, 400 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 400 SdHoareTripleChecker+Valid, 417 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 09:00:17,230 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [400 Valid, 417 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 09:00:17,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2022-12-14 09:00:17,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 372. [2022-12-14 09:00:17,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 372 states, 292 states have (on average 1.4212328767123288) internal successors, (415), 297 states have internal predecessors, (415), 52 states have call successors, (52), 28 states have call predecessors, (52), 27 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2022-12-14 09:00:17,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 514 transitions. [2022-12-14 09:00:17,249 INFO L78 Accepts]: Start accepts. Automaton has 372 states and 514 transitions. Word has length 21 [2022-12-14 09:00:17,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 09:00:17,250 INFO L495 AbstractCegarLoop]: Abstraction has 372 states and 514 transitions. [2022-12-14 09:00:17,250 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 09:00:17,250 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 514 transitions. [2022-12-14 09:00:17,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 09:00:17,250 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 09:00:17,250 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 09:00:17,269 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2022-12-14 09:00:17,451 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 09:00:17,452 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 09:00:17,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 09:00:17,453 INFO L85 PathProgramCache]: Analyzing trace with hash 1499217053, now seen corresponding path program 1 times [2022-12-14 09:00:17,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 09:00:17,457 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1285065210] [2022-12-14 09:00:17,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 09:00:17,457 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 09:00:17,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 09:00:17,460 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 09:00:17,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-12-14 09:00:18,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 09:00:18,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 1256 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-14 09:00:18,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 09:00:18,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 09:00:18,158 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 09:00:18,158 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 09:00:18,159 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1285065210] [2022-12-14 09:00:18,159 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1285065210] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 09:00:18,159 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 09:00:18,159 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 09:00:18,159 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1322895227] [2022-12-14 09:00:18,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 09:00:18,160 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 09:00:18,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 09:00:18,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 09:00:18,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 09:00:18,160 INFO L87 Difference]: Start difference. First operand 372 states and 514 transitions. Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 09:00:18,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 09:00:18,311 INFO L93 Difference]: Finished difference Result 552 states and 772 transitions. [2022-12-14 09:00:18,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 09:00:18,312 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2022-12-14 09:00:18,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 09:00:18,315 INFO L225 Difference]: With dead ends: 552 [2022-12-14 09:00:18,315 INFO L226 Difference]: Without dead ends: 548 [2022-12-14 09:00:18,315 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 09:00:18,316 INFO L413 NwaCegarLoop]: 428 mSDtfsCounter, 152 mSDsluCounter, 398 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 152 SdHoareTripleChecker+Valid, 826 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 09:00:18,317 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [152 Valid, 826 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 09:00:18,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 548 states. [2022-12-14 09:00:18,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 548 to 546. [2022-12-14 09:00:18,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 546 states, 439 states have (on average 1.4464692482915718) internal successors, (635), 445 states have internal predecessors, (635), 68 states have call successors, (68), 40 states have call predecessors, (68), 38 states have return successors, (63), 61 states have call predecessors, (63), 63 states have call successors, (63) [2022-12-14 09:00:18,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 546 states and 766 transitions. [2022-12-14 09:00:18,346 INFO L78 Accepts]: Start accepts. Automaton has 546 states and 766 transitions. Word has length 22 [2022-12-14 09:00:18,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 09:00:18,346 INFO L495 AbstractCegarLoop]: Abstraction has 546 states and 766 transitions. [2022-12-14 09:00:18,346 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 09:00:18,346 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 766 transitions. [2022-12-14 09:00:18,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 09:00:18,347 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 09:00:18,347 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 09:00:18,362 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2022-12-14 09:00:18,547 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 09:00:18,548 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 09:00:18,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 09:00:18,548 INFO L85 PathProgramCache]: Analyzing trace with hash -769053066, now seen corresponding path program 1 times [2022-12-14 09:00:18,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 09:00:18,549 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [901802524] [2022-12-14 09:00:18,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 09:00:18,550 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 09:00:18,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 09:00:18,550 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 09:00:18,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-12-14 09:00:19,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 09:00:19,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 1257 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-14 09:00:19,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 09:00:19,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 09:00:19,213 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 09:00:19,213 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 09:00:19,213 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [901802524] [2022-12-14 09:00:19,214 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [901802524] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 09:00:19,214 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 09:00:19,214 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 09:00:19,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2133695147] [2022-12-14 09:00:19,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 09:00:19,214 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 09:00:19,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 09:00:19,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 09:00:19,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 09:00:19,215 INFO L87 Difference]: Start difference. First operand 546 states and 766 transitions. Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 09:00:19,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 09:00:19,318 INFO L93 Difference]: Finished difference Result 548 states and 767 transitions. [2022-12-14 09:00:19,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 09:00:19,332 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2022-12-14 09:00:19,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 09:00:19,334 INFO L225 Difference]: With dead ends: 548 [2022-12-14 09:00:19,334 INFO L226 Difference]: Without dead ends: 527 [2022-12-14 09:00:19,334 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 09:00:19,335 INFO L413 NwaCegarLoop]: 416 mSDtfsCounter, 396 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 396 SdHoareTripleChecker+Valid, 416 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 09:00:19,335 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [396 Valid, 416 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 09:00:19,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 527 states. [2022-12-14 09:00:19,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 527 to 527. [2022-12-14 09:00:19,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 527 states, 425 states have (on average 1.4470588235294117) internal successors, (615), 430 states have internal predecessors, (615), 64 states have call successors, (64), 39 states have call predecessors, (64), 37 states have return successors, (60), 58 states have call predecessors, (60), 60 states have call successors, (60) [2022-12-14 09:00:19,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 527 states and 739 transitions. [2022-12-14 09:00:19,368 INFO L78 Accepts]: Start accepts. Automaton has 527 states and 739 transitions. Word has length 23 [2022-12-14 09:00:19,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 09:00:19,368 INFO L495 AbstractCegarLoop]: Abstraction has 527 states and 739 transitions. [2022-12-14 09:00:19,368 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 09:00:19,368 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 739 transitions. [2022-12-14 09:00:19,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-12-14 09:00:19,370 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 09:00:19,370 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 09:00:19,392 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Ended with exit code 0 [2022-12-14 09:00:19,570 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 09:00:19,571 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 09:00:19,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 09:00:19,571 INFO L85 PathProgramCache]: Analyzing trace with hash 1664175646, now seen corresponding path program 1 times [2022-12-14 09:00:19,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 09:00:19,572 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1648912046] [2022-12-14 09:00:19,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 09:00:19,573 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 09:00:19,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 09:00:19,573 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 09:00:19,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2022-12-14 09:00:20,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 09:00:20,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 1458 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 09:00:20,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 09:00:20,399 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 09:00:20,399 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 09:00:20,400 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 09:00:20,400 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1648912046] [2022-12-14 09:00:20,400 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1648912046] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 09:00:20,400 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 09:00:20,400 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 09:00:20,400 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694825061] [2022-12-14 09:00:20,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 09:00:20,400 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 09:00:20,401 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 09:00:20,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 09:00:20,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 09:00:20,402 INFO L87 Difference]: Start difference. First operand 527 states and 739 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-12-14 09:00:20,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 09:00:20,540 INFO L93 Difference]: Finished difference Result 1050 states and 1474 transitions. [2022-12-14 09:00:20,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 09:00:20,540 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 62 [2022-12-14 09:00:20,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 09:00:20,543 INFO L225 Difference]: With dead ends: 1050 [2022-12-14 09:00:20,543 INFO L226 Difference]: Without dead ends: 526 [2022-12-14 09:00:20,543 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 09:00:20,544 INFO L413 NwaCegarLoop]: 545 mSDtfsCounter, 384 mSDsluCounter, 145 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 384 SdHoareTripleChecker+Valid, 690 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 09:00:20,544 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [384 Valid, 690 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 09:00:20,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 526 states. [2022-12-14 09:00:20,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 526 to 526. [2022-12-14 09:00:20,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 526 states, 425 states have (on average 1.4423529411764706) internal successors, (613), 429 states have internal predecessors, (613), 63 states have call successors, (63), 39 states have call predecessors, (63), 37 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2022-12-14 09:00:20,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 526 states and 734 transitions. [2022-12-14 09:00:20,574 INFO L78 Accepts]: Start accepts. Automaton has 526 states and 734 transitions. Word has length 62 [2022-12-14 09:00:20,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 09:00:20,575 INFO L495 AbstractCegarLoop]: Abstraction has 526 states and 734 transitions. [2022-12-14 09:00:20,575 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-12-14 09:00:20,575 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 734 transitions. [2022-12-14 09:00:20,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 09:00:20,576 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 09:00:20,577 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 09:00:20,603 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Ended with exit code 0 [2022-12-14 09:00:20,777 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 09:00:20,778 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 09:00:20,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 09:00:20,778 INFO L85 PathProgramCache]: Analyzing trace with hash -656103517, now seen corresponding path program 1 times [2022-12-14 09:00:20,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 09:00:20,779 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [250614247] [2022-12-14 09:00:20,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 09:00:20,779 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 09:00:20,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 09:00:20,780 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 09:00:20,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2022-12-14 09:00:21,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 09:00:21,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 1417 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 09:00:21,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 09:00:21,559 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 09:00:21,559 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 09:00:21,559 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-12-14 09:00:21,559 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [250614247] [2022-12-14 09:00:21,559 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [250614247] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 09:00:21,559 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 09:00:21,559 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 09:00:21,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705644142] [2022-12-14 09:00:21,560 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 09:00:21,560 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 09:00:21,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-12-14 09:00:21,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 09:00:21,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 09:00:21,561 INFO L87 Difference]: Start difference. First operand 526 states and 734 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-14 09:00:21,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 09:00:21,693 INFO L93 Difference]: Finished difference Result 528 states and 735 transitions. [2022-12-14 09:00:21,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 09:00:21,694 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 71 [2022-12-14 09:00:21,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 09:00:21,696 INFO L225 Difference]: With dead ends: 528 [2022-12-14 09:00:21,696 INFO L226 Difference]: Without dead ends: 525 [2022-12-14 09:00:21,697 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 09:00:21,697 INFO L413 NwaCegarLoop]: 412 mSDtfsCounter, 1 mSDsluCounter, 397 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 809 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 09:00:21,697 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 809 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 09:00:21,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 525 states. [2022-12-14 09:00:21,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 525 to 525. [2022-12-14 09:00:21,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 525 states, 425 states have (on average 1.44) internal successors, (612), 428 states have internal predecessors, (612), 62 states have call successors, (62), 39 states have call predecessors, (62), 37 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2022-12-14 09:00:21,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 525 states and 732 transitions. [2022-12-14 09:00:21,722 INFO L78 Accepts]: Start accepts. Automaton has 525 states and 732 transitions. Word has length 71 [2022-12-14 09:00:21,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 09:00:21,723 INFO L495 AbstractCegarLoop]: Abstraction has 525 states and 732 transitions. [2022-12-14 09:00:21,723 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-14 09:00:21,723 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 732 transitions. [2022-12-14 09:00:21,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-12-14 09:00:21,724 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 09:00:21,725 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 09:00:21,750 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2022-12-14 09:00:21,925 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 09:00:21,925 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 09:00:21,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 09:00:21,926 INFO L85 PathProgramCache]: Analyzing trace with hash 1176347224, now seen corresponding path program 1 times [2022-12-14 09:00:21,927 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-12-14 09:00:21,927 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [572561915] [2022-12-14 09:00:21,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 09:00:21,927 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 09:00:21,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat [2022-12-14 09:00:21,928 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-14 09:00:21,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2022-12-14 09:00:39,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 09:00:39,220 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 09:01:32,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 09:01:34,378 INFO L130 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2022-12-14 09:01:34,379 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-14 09:01:34,379 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-14 09:01:34,412 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2022-12-14 09:01:34,581 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-14 09:01:34,591 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 09:01:34,601 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-14 09:01:34,682 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: Expected only CPrimitive but got *CHAR at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizes.extractIntegerValue(TypeSizes.java:360) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator.translateBitvecLiteral(CACSL2BoogieBacktranslator.java:1258) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator.translateExpression(CACSL2BoogieBacktranslator.java:1067) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator.translateProgramStateEntry(CACSL2BoogieBacktranslator.java:659) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator.translateProgramState(CACSL2BoogieBacktranslator.java:634) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator.translateProgramExecution(CACSL2BoogieBacktranslator.java:301) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:217) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:206) at de.uni_freiburg.informatik.ultimate.core.lib.results.UnprovableResult.getProgramExecutionAsString(UnprovableResult.java:132) at de.uni_freiburg.informatik.ultimate.core.lib.results.UnprovableResult.getLongDescription(UnprovableResult.java:125) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:86) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResultReporter.reportResult(CegarLoopResultReporter.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.reportLocationResults(TraceAbstractionStarter.java:582) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:180) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 09:01:34,684 INFO L158 Benchmark]: Toolchain (without parser) took 91282.51ms. Allocated memory was 88.1MB in the beginning and 157.3MB in the end (delta: 69.2MB). Free memory was 57.9MB in the beginning and 79.6MB in the end (delta: -21.7MB). Peak memory consumption was 102.3MB. Max. memory is 16.1GB. [2022-12-14 09:01:34,684 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 60.8MB. Free memory was 39.2MB in the beginning and 39.2MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 09:01:34,684 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1525.02ms. Allocated memory was 88.1MB in the beginning and 130.0MB in the end (delta: 41.9MB). Free memory was 57.7MB in the beginning and 64.3MB in the end (delta: -6.7MB). Peak memory consumption was 62.8MB. Max. memory is 16.1GB. [2022-12-14 09:01:34,685 INFO L158 Benchmark]: Boogie Procedure Inliner took 116.27ms. Allocated memory is still 130.0MB. Free memory was 64.3MB in the beginning and 53.3MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 09:01:34,685 INFO L158 Benchmark]: Boogie Preprocessor took 82.65ms. Allocated memory is still 130.0MB. Free memory was 53.3MB in the beginning and 43.4MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 09:01:34,685 INFO L158 Benchmark]: RCFGBuilder took 6454.46ms. Allocated memory was 130.0MB in the beginning and 157.3MB in the end (delta: 27.3MB). Free memory was 43.4MB in the beginning and 42.7MB in the end (delta: 696.4kB). Peak memory consumption was 51.8MB. Max. memory is 16.1GB. [2022-12-14 09:01:34,685 INFO L158 Benchmark]: TraceAbstraction took 83099.83ms. Allocated memory is still 157.3MB. Free memory was 41.7MB in the beginning and 79.6MB in the end (delta: -37.9MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. [2022-12-14 09:01:34,686 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 60.8MB. Free memory was 39.2MB in the beginning and 39.2MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1525.02ms. Allocated memory was 88.1MB in the beginning and 130.0MB in the end (delta: 41.9MB). Free memory was 57.7MB in the beginning and 64.3MB in the end (delta: -6.7MB). Peak memory consumption was 62.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 116.27ms. Allocated memory is still 130.0MB. Free memory was 64.3MB in the beginning and 53.3MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 82.65ms. Allocated memory is still 130.0MB. Free memory was 53.3MB in the beginning and 43.4MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 6454.46ms. Allocated memory was 130.0MB in the beginning and 157.3MB in the end (delta: 27.3MB). Free memory was 43.4MB in the beginning and 42.7MB in the end (delta: 696.4kB). Peak memory consumption was 51.8MB. Max. memory is 16.1GB. * TraceAbstraction took 83099.83ms. Allocated memory is still 157.3MB. Free memory was 41.7MB in the beginning and 79.6MB in the end (delta: -37.9MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - ExceptionOrErrorResult: AssertionError: Expected only CPrimitive but got *CHAR de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: Expected only CPrimitive but got *CHAR: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizes.extractIntegerValue(TypeSizes.java:360) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 09:01:34,723 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b1eaf8-9a3d-4b67-bc21-82eb1a1b2a46/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: Expected only CPrimitive but got *CHAR