./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42199fc2-997f-4a46-bb74-817fb9891c90/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42199fc2-997f-4a46-bb74-817fb9891c90/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42199fc2-997f-4a46-bb74-817fb9891c90/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42199fc2-997f-4a46-bb74-817fb9891c90/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42199fc2-997f-4a46-bb74-817fb9891c90/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42199fc2-997f-4a46-bb74-817fb9891c90/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 78dc70726790e77f363f3f534b507edaca1714cde97bc3b7cdeb338176ca8d88 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 17:37:04,647 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 17:37:04,649 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 17:37:04,669 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 17:37:04,669 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 17:37:04,670 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 17:37:04,672 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 17:37:04,673 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 17:37:04,675 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 17:37:04,676 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 17:37:04,677 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 17:37:04,678 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 17:37:04,678 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 17:37:04,679 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 17:37:04,681 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 17:37:04,682 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 17:37:04,683 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 17:37:04,683 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 17:37:04,685 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 17:37:04,687 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 17:37:04,688 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 17:37:04,689 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 17:37:04,691 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 17:37:04,691 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 17:37:04,695 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 17:37:04,695 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 17:37:04,696 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 17:37:04,696 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 17:37:04,697 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 17:37:04,698 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 17:37:04,698 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 17:37:04,699 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 17:37:04,700 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 17:37:04,700 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 17:37:04,701 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 17:37:04,701 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 17:37:04,702 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 17:37:04,702 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 17:37:04,703 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 17:37:04,703 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 17:37:04,704 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 17:37:04,705 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42199fc2-997f-4a46-bb74-817fb9891c90/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-12-13 17:37:04,725 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 17:37:04,725 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 17:37:04,726 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 17:37:04,726 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 17:37:04,726 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 17:37:04,726 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 17:37:04,727 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 17:37:04,727 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 17:37:04,727 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 17:37:04,727 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 17:37:04,727 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 17:37:04,728 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 17:37:04,728 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 17:37:04,728 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 17:37:04,728 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 17:37:04,728 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 17:37:04,728 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 17:37:04,728 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 17:37:04,728 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 17:37:04,729 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 17:37:04,729 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 17:37:04,729 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 17:37:04,729 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 17:37:04,729 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 17:37:04,729 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 17:37:04,729 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 17:37:04,729 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 17:37:04,729 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 17:37:04,730 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 17:37:04,730 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 17:37:04,730 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 17:37:04,730 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 17:37:04,730 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42199fc2-997f-4a46-bb74-817fb9891c90/bin/uautomizer-uyxdKDjOR8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42199fc2-997f-4a46-bb74-817fb9891c90/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 78dc70726790e77f363f3f534b507edaca1714cde97bc3b7cdeb338176ca8d88 [2022-12-13 17:37:04,898 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 17:37:04,913 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 17:37:04,915 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 17:37:04,916 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 17:37:04,916 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 17:37:04,917 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42199fc2-997f-4a46-bb74-817fb9891c90/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i [2022-12-13 17:37:07,446 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 17:37:07,923 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 17:37:07,923 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i [2022-12-13 17:37:07,956 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42199fc2-997f-4a46-bb74-817fb9891c90/bin/uautomizer-uyxdKDjOR8/data/4c7042335/af9752eb42524dc5a67c1abd92f3e6e5/FLAG673baae26 [2022-12-13 17:37:08,023 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42199fc2-997f-4a46-bb74-817fb9891c90/bin/uautomizer-uyxdKDjOR8/data/4c7042335/af9752eb42524dc5a67c1abd92f3e6e5 [2022-12-13 17:37:08,026 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 17:37:08,027 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 17:37:08,028 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 17:37:08,028 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 17:37:08,031 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 17:37:08,031 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 05:37:08" (1/1) ... [2022-12-13 17:37:08,032 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47ee35d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:37:08, skipping insertion in model container [2022-12-13 17:37:08,032 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 05:37:08" (1/1) ... [2022-12-13 17:37:08,037 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 17:37:08,137 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 17:37:08,879 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 17:37:08,886 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 17:37:08,993 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-13 17:37:09,002 WARN L623 FunctionHandler]: Unknown extern function getnstimeofday64 [2022-12-13 17:37:09,058 WARN L623 FunctionHandler]: Unknown extern function __mmc_claim_host [2022-12-13 17:37:09,151 WARN L623 FunctionHandler]: Unknown extern function mmc_set_blocklen [2022-12-13 17:37:09,160 WARN L623 FunctionHandler]: Unknown extern function mmc_set_data_timeout [2022-12-13 17:37:09,172 WARN L623 FunctionHandler]: Unknown extern function mmc_wait_for_cmd [2022-12-13 17:37:09,173 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:37:09,183 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-12-13 17:37:09,184 WARN L623 FunctionHandler]: Unknown extern function mmc_wait_for_req [2022-12-13 17:37:09,189 WARN L623 FunctionHandler]: Unknown extern function __free_pages [2022-12-13 17:37:09,190 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 17:37:09,191 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 17:37:09,196 WARN L623 FunctionHandler]: Unknown extern function nr_free_buffer_pages [2022-12-13 17:37:09,204 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-12-13 17:37:09,206 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-12-13 17:37:09,212 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-12-13 17:37:09,214 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-12-13 17:37:09,215 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 17:37:09,231 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:37:09,238 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:37:09,293 WARN L623 FunctionHandler]: Unknown extern function mmc_start_req [2022-12-13 17:37:09,294 WARN L623 FunctionHandler]: Unknown extern function mmc_start_req [2022-12-13 17:37:09,302 WARN L623 FunctionHandler]: Unknown extern function mmc_wait_for_req [2022-12-13 17:37:09,309 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-12-13 17:37:09,310 WARN L623 FunctionHandler]: Unknown extern function mmc_wait_for_req [2022-12-13 17:37:09,315 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_off [2022-12-13 17:37:09,315 WARN L623 FunctionHandler]: Unknown extern function sg_copy_from_buffer [2022-12-13 17:37:09,316 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_off [2022-12-13 17:37:09,316 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_on [2022-12-13 17:37:09,328 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_off [2022-12-13 17:37:09,328 WARN L623 FunctionHandler]: Unknown extern function sg_copy_to_buffer [2022-12-13 17:37:09,329 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_off [2022-12-13 17:37:09,329 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_on [2022-12-13 17:37:09,334 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-12-13 17:37:09,339 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-12-13 17:37:09,343 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-12-13 17:37:09,348 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-12-13 17:37:09,354 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-12-13 17:37:09,360 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-12-13 17:37:09,365 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-12-13 17:37:09,370 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-12-13 17:37:09,375 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-12-13 17:37:09,381 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-12-13 17:37:09,386 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-12-13 17:37:09,392 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-12-13 17:37:09,399 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-12-13 17:37:09,405 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-12-13 17:37:09,430 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:37:09,436 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:37:09,458 WARN L623 FunctionHandler]: Unknown extern function mmc_can_erase [2022-12-13 17:37:09,459 WARN L623 FunctionHandler]: Unknown extern function mmc_erase [2022-12-13 17:37:09,463 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 17:37:09,522 WARN L623 FunctionHandler]: Unknown extern function mmc_can_trim [2022-12-13 17:37:09,523 WARN L623 FunctionHandler]: Unknown extern function mmc_can_erase [2022-12-13 17:37:09,523 WARN L623 FunctionHandler]: Unknown extern function mmc_erase [2022-12-13 17:37:09,524 WARN L623 FunctionHandler]: Unknown extern function mmc_erase [2022-12-13 17:37:09,550 WARN L623 FunctionHandler]: Unknown extern function mmc_can_trim [2022-12-13 17:37:09,550 WARN L623 FunctionHandler]: Unknown extern function mmc_can_erase [2022-12-13 17:37:09,551 WARN L623 FunctionHandler]: Unknown extern function mmc_erase [2022-12-13 17:37:09,601 WARN L623 FunctionHandler]: Unknown extern function mmc_can_erase [2022-12-13 17:37:09,601 WARN L623 FunctionHandler]: Unknown extern function mmc_erase [2022-12-13 17:37:09,602 WARN L623 FunctionHandler]: Unknown extern function mmc_erase [2022-12-13 17:37:09,602 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:37:09,608 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:37:09,656 WARN L623 FunctionHandler]: Unknown extern function mmc_can_reset [2022-12-13 17:37:09,656 WARN L623 FunctionHandler]: Unknown extern function mmc_hw_reset [2022-12-13 17:37:09,666 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:37:09,667 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:37:09,672 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:37:09,673 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:37:09,674 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:37:09,674 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:37:09,675 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:37:09,675 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:37:09,676 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:37:09,677 WARN L623 FunctionHandler]: Unknown extern function mmc_release_host [2022-12-13 17:37:09,677 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:37:09,683 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 17:37:09,683 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 17:37:09,683 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 17:37:09,683 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 17:37:09,688 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 17:37:09,689 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 17:37:09,694 WARN L623 FunctionHandler]: Unknown extern function single_open [2022-12-13 17:37:09,699 WARN L623 FunctionHandler]: Unknown extern function kstrtol_from_user [2022-12-13 17:37:09,700 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 17:37:09,701 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 17:37:09,705 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 17:37:09,710 WARN L623 FunctionHandler]: Unknown extern function single_open [2022-12-13 17:37:09,715 WARN L623 FunctionHandler]: Unknown extern function debugfs_remove [2022-12-13 17:37:09,715 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 17:37:09,715 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 17:37:09,720 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_file [2022-12-13 17:37:09,720 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 17:37:09,721 WARN L623 FunctionHandler]: Unknown extern function debugfs_remove [2022-12-13 17:37:09,721 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 17:37:09,731 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 17:37:10,465 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-12-13 17:37:10,466 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-12-13 17:37:10,466 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-12-13 17:37:10,466 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-12-13 17:37:10,467 WARN L623 FunctionHandler]: Unknown extern function single_release [2022-12-13 17:37:10,467 WARN L623 FunctionHandler]: Unknown extern function single_release [2022-12-13 17:37:10,498 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 17:37:10,503 WARN L623 FunctionHandler]: Unknown extern function mmc_register_driver [2022-12-13 17:37:10,504 WARN L623 FunctionHandler]: Unknown extern function mmc_unregister_driver [2022-12-13 17:37:10,920 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 17:37:11,134 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 17:37:11,602 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[439117,439130] [2022-12-13 17:37:11,605 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[439262,439275] [2022-12-13 17:37:11,606 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[439408,439421] [2022-12-13 17:37:11,606 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[439573,439586] [2022-12-13 17:37:11,606 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[439731,439744] [2022-12-13 17:37:11,607 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[439889,439902] [2022-12-13 17:37:11,607 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[440047,440060] [2022-12-13 17:37:11,607 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[440207,440220] [2022-12-13 17:37:11,607 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[440366,440379] [2022-12-13 17:37:11,608 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[440505,440518] [2022-12-13 17:37:11,608 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[440647,440660] [2022-12-13 17:37:11,608 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[440796,440809] [2022-12-13 17:37:11,609 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[440935,440948] [2022-12-13 17:37:11,609 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[441090,441103] [2022-12-13 17:37:11,609 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[441250,441263] [2022-12-13 17:37:11,609 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[441401,441414] [2022-12-13 17:37:11,610 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[441552,441565] [2022-12-13 17:37:11,610 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[441704,441717] [2022-12-13 17:37:11,610 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[441853,441866] [2022-12-13 17:37:11,611 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[442001,442014] [2022-12-13 17:37:11,611 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[442158,442171] [2022-12-13 17:37:11,611 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[442307,442320] [2022-12-13 17:37:11,612 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[442463,442476] [2022-12-13 17:37:11,612 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[442616,442629] [2022-12-13 17:37:11,612 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[442762,442775] [2022-12-13 17:37:11,612 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[442905,442918] [2022-12-13 17:37:11,613 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[443057,443070] [2022-12-13 17:37:11,613 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[443203,443216] [2022-12-13 17:37:11,613 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[443348,443361] [2022-12-13 17:37:11,614 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[443502,443515] [2022-12-13 17:37:11,614 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[443653,443666] [2022-12-13 17:37:11,614 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[443808,443821] [2022-12-13 17:37:11,615 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[443960,443973] [2022-12-13 17:37:11,615 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[444115,444128] [2022-12-13 17:37:11,615 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[444279,444292] [2022-12-13 17:37:11,615 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[444435,444448] [2022-12-13 17:37:11,616 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[444599,444612] [2022-12-13 17:37:11,616 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[444741,444754] [2022-12-13 17:37:11,616 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[444899,444912] [2022-12-13 17:37:11,616 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[445066,445079] [2022-12-13 17:37:11,617 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[445225,445238] [2022-12-13 17:37:11,617 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[445384,445397] [2022-12-13 17:37:11,617 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[445533,445546] [2022-12-13 17:37:11,618 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[445680,445693] [2022-12-13 17:37:11,618 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[445819,445832] [2022-12-13 17:37:11,618 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[445982,445995] [2022-12-13 17:37:11,618 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[446148,446161] [2022-12-13 17:37:11,619 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[446312,446325] [2022-12-13 17:37:11,619 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[446477,446490] [2022-12-13 17:37:11,619 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[446642,446655] [2022-12-13 17:37:11,619 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[446808,446821] [2022-12-13 17:37:11,620 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[446973,446986] [2022-12-13 17:37:11,620 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[447140,447153] [2022-12-13 17:37:11,620 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[447300,447313] [2022-12-13 17:37:11,620 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[447462,447475] [2022-12-13 17:37:11,621 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[447621,447634] [2022-12-13 17:37:11,621 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[447767,447780] [2022-12-13 17:37:11,621 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[447910,447923] [2022-12-13 17:37:11,622 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[448054,448067] [2022-12-13 17:37:11,622 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[448197,448210] [2022-12-13 17:37:11,622 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[448341,448354] [2022-12-13 17:37:11,622 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[448482,448495] [2022-12-13 17:37:11,623 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[448620,448633] [2022-12-13 17:37:11,623 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[448778,448791] [2022-12-13 17:37:11,623 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[448937,448950] [2022-12-13 17:37:11,623 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[449093,449106] [2022-12-13 17:37:11,624 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[449242,449255] [2022-12-13 17:37:11,624 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[449394,449407] [2022-12-13 17:37:11,624 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[449545,449558] [2022-12-13 17:37:11,625 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[449694,449707] [2022-12-13 17:37:11,625 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[449846,449859] [2022-12-13 17:37:11,625 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[449994,450007] [2022-12-13 17:37:11,625 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[450147,450160] [2022-12-13 17:37:11,626 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[450298,450311] [2022-12-13 17:37:11,626 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[450448,450461] [2022-12-13 17:37:11,626 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[450595,450608] [2022-12-13 17:37:11,626 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[450746,450759] [2022-12-13 17:37:11,627 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[450897,450910] [2022-12-13 17:37:11,627 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[451045,451058] [2022-12-13 17:37:11,627 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[451211,451224] [2022-12-13 17:37:11,627 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[451380,451393] [2022-12-13 17:37:11,628 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[451547,451560] [2022-12-13 17:37:11,628 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[451715,451728] [2022-12-13 17:37:11,628 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[451865,451878] [2022-12-13 17:37:11,628 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[452012,452025] [2022-12-13 17:37:11,629 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[452173,452186] [2022-12-13 17:37:11,629 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[452343,452356] [2022-12-13 17:37:11,629 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[452505,452518] [2022-12-13 17:37:11,636 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 17:37:11,653 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 17:37:11,717 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 17:37:11,717 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 17:37:11,720 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-12-13 17:37:11,721 WARN L623 FunctionHandler]: Unknown extern function getnstimeofday64 [2022-12-13 17:37:11,722 WARN L623 FunctionHandler]: Unknown extern function __mmc_claim_host [2022-12-13 17:37:11,725 WARN L623 FunctionHandler]: Unknown extern function mmc_set_blocklen [2022-12-13 17:37:11,727 WARN L623 FunctionHandler]: Unknown extern function mmc_set_data_timeout [2022-12-13 17:37:11,729 WARN L623 FunctionHandler]: Unknown extern function mmc_wait_for_cmd [2022-12-13 17:37:11,735 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:37:11,739 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-12-13 17:37:11,739 WARN L623 FunctionHandler]: Unknown extern function mmc_wait_for_req [2022-12-13 17:37:11,743 WARN L623 FunctionHandler]: Unknown extern function __free_pages [2022-12-13 17:37:11,744 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 17:37:11,744 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 17:37:11,745 WARN L623 FunctionHandler]: Unknown extern function nr_free_buffer_pages [2022-12-13 17:37:11,747 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-12-13 17:37:11,748 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-12-13 17:37:11,750 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-12-13 17:37:11,751 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-12-13 17:37:11,751 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 17:37:11,756 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:37:11,759 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:37:11,767 WARN L623 FunctionHandler]: Unknown extern function mmc_start_req [2022-12-13 17:37:11,770 WARN L623 FunctionHandler]: Unknown extern function mmc_start_req [2022-12-13 17:37:11,775 WARN L623 FunctionHandler]: Unknown extern function mmc_wait_for_req [2022-12-13 17:37:11,779 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-12-13 17:37:11,779 WARN L623 FunctionHandler]: Unknown extern function mmc_wait_for_req [2022-12-13 17:37:11,782 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_off [2022-12-13 17:37:11,783 WARN L623 FunctionHandler]: Unknown extern function sg_copy_from_buffer [2022-12-13 17:37:11,783 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_off [2022-12-13 17:37:11,783 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_on [2022-12-13 17:37:11,784 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_off [2022-12-13 17:37:11,784 WARN L623 FunctionHandler]: Unknown extern function sg_copy_to_buffer [2022-12-13 17:37:11,784 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_off [2022-12-13 17:37:11,785 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_on [2022-12-13 17:37:11,785 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-12-13 17:37:11,786 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-12-13 17:37:11,786 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-12-13 17:37:11,786 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-12-13 17:37:11,787 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-12-13 17:37:11,788 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-12-13 17:37:11,789 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-12-13 17:37:11,789 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-12-13 17:37:11,790 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-12-13 17:37:11,791 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-12-13 17:37:11,791 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-12-13 17:37:11,792 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-12-13 17:37:11,793 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-12-13 17:37:11,794 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-12-13 17:37:11,796 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:37:11,798 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:37:11,800 WARN L623 FunctionHandler]: Unknown extern function mmc_can_erase [2022-12-13 17:37:11,800 WARN L623 FunctionHandler]: Unknown extern function mmc_erase [2022-12-13 17:37:11,801 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 17:37:11,805 WARN L623 FunctionHandler]: Unknown extern function mmc_can_trim [2022-12-13 17:37:11,805 WARN L623 FunctionHandler]: Unknown extern function mmc_can_erase [2022-12-13 17:37:11,806 WARN L623 FunctionHandler]: Unknown extern function mmc_erase [2022-12-13 17:37:11,806 WARN L623 FunctionHandler]: Unknown extern function mmc_erase [2022-12-13 17:37:11,809 WARN L623 FunctionHandler]: Unknown extern function mmc_can_trim [2022-12-13 17:37:11,809 WARN L623 FunctionHandler]: Unknown extern function mmc_can_erase [2022-12-13 17:37:11,810 WARN L623 FunctionHandler]: Unknown extern function mmc_erase [2022-12-13 17:37:11,830 WARN L623 FunctionHandler]: Unknown extern function mmc_can_erase [2022-12-13 17:37:11,830 WARN L623 FunctionHandler]: Unknown extern function mmc_erase [2022-12-13 17:37:11,830 WARN L623 FunctionHandler]: Unknown extern function mmc_erase [2022-12-13 17:37:11,831 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:37:11,831 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:37:11,839 WARN L623 FunctionHandler]: Unknown extern function mmc_can_reset [2022-12-13 17:37:11,840 WARN L623 FunctionHandler]: Unknown extern function mmc_hw_reset [2022-12-13 17:37:11,844 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:37:11,847 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:37:11,848 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:37:11,850 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:37:11,851 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:37:11,852 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:37:11,853 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:37:11,855 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:37:11,856 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:37:11,857 WARN L623 FunctionHandler]: Unknown extern function mmc_release_host [2022-12-13 17:37:11,859 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:37:11,860 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 17:37:11,861 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 17:37:11,861 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 17:37:11,861 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 17:37:11,862 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 17:37:11,862 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 17:37:11,863 WARN L623 FunctionHandler]: Unknown extern function single_open [2022-12-13 17:37:11,864 WARN L623 FunctionHandler]: Unknown extern function kstrtol_from_user [2022-12-13 17:37:11,864 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 17:37:11,864 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 17:37:11,865 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 17:37:11,865 WARN L623 FunctionHandler]: Unknown extern function single_open [2022-12-13 17:37:11,866 WARN L623 FunctionHandler]: Unknown extern function debugfs_remove [2022-12-13 17:37:11,866 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 17:37:11,866 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 17:37:11,867 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_file [2022-12-13 17:37:11,867 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 17:37:11,868 WARN L623 FunctionHandler]: Unknown extern function debugfs_remove [2022-12-13 17:37:11,868 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 17:37:11,869 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 17:37:11,888 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-12-13 17:37:11,889 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-12-13 17:37:11,889 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-12-13 17:37:11,889 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-12-13 17:37:11,889 WARN L623 FunctionHandler]: Unknown extern function single_release [2022-12-13 17:37:11,890 WARN L623 FunctionHandler]: Unknown extern function single_release [2022-12-13 17:37:11,902 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 17:37:11,903 WARN L623 FunctionHandler]: Unknown extern function mmc_register_driver [2022-12-13 17:37:11,903 WARN L623 FunctionHandler]: Unknown extern function mmc_unregister_driver [2022-12-13 17:37:11,913 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 17:37:11,918 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 17:37:11,930 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[439117,439130] [2022-12-13 17:37:11,931 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[439262,439275] [2022-12-13 17:37:11,931 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[439408,439421] [2022-12-13 17:37:11,931 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[439573,439586] [2022-12-13 17:37:11,932 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[439731,439744] [2022-12-13 17:37:11,932 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[439889,439902] [2022-12-13 17:37:11,932 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[440047,440060] [2022-12-13 17:37:11,932 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[440207,440220] [2022-12-13 17:37:11,932 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[440366,440379] [2022-12-13 17:37:11,933 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[440505,440518] [2022-12-13 17:37:11,933 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[440647,440660] [2022-12-13 17:37:11,933 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[440796,440809] [2022-12-13 17:37:11,933 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[440935,440948] [2022-12-13 17:37:11,933 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[441090,441103] [2022-12-13 17:37:11,934 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[441250,441263] [2022-12-13 17:37:11,934 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[441401,441414] [2022-12-13 17:37:11,934 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[441552,441565] [2022-12-13 17:37:11,934 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[441704,441717] [2022-12-13 17:37:11,934 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[441853,441866] [2022-12-13 17:37:11,935 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[442001,442014] [2022-12-13 17:37:11,935 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[442158,442171] [2022-12-13 17:37:11,935 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[442307,442320] [2022-12-13 17:37:11,935 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[442463,442476] [2022-12-13 17:37:11,935 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[442616,442629] [2022-12-13 17:37:11,936 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[442762,442775] [2022-12-13 17:37:11,936 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[442905,442918] [2022-12-13 17:37:11,936 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[443057,443070] [2022-12-13 17:37:11,936 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[443203,443216] [2022-12-13 17:37:11,936 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[443348,443361] [2022-12-13 17:37:11,937 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[443502,443515] [2022-12-13 17:37:11,937 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[443653,443666] [2022-12-13 17:37:11,937 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[443808,443821] [2022-12-13 17:37:11,937 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[443960,443973] [2022-12-13 17:37:11,937 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[444115,444128] [2022-12-13 17:37:11,938 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[444279,444292] [2022-12-13 17:37:11,938 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[444435,444448] [2022-12-13 17:37:11,938 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[444599,444612] [2022-12-13 17:37:11,938 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[444741,444754] [2022-12-13 17:37:11,938 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[444899,444912] [2022-12-13 17:37:11,939 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[445066,445079] [2022-12-13 17:37:11,939 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[445225,445238] [2022-12-13 17:37:11,939 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[445384,445397] [2022-12-13 17:37:11,939 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[445533,445546] [2022-12-13 17:37:11,939 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[445680,445693] [2022-12-13 17:37:11,940 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[445819,445832] [2022-12-13 17:37:11,940 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[445982,445995] [2022-12-13 17:37:11,940 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[446148,446161] [2022-12-13 17:37:11,940 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[446312,446325] [2022-12-13 17:37:11,940 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[446477,446490] [2022-12-13 17:37:11,941 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[446642,446655] [2022-12-13 17:37:11,941 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[446808,446821] [2022-12-13 17:37:11,941 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[446973,446986] [2022-12-13 17:37:11,941 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[447140,447153] [2022-12-13 17:37:11,941 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[447300,447313] [2022-12-13 17:37:11,942 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[447462,447475] [2022-12-13 17:37:11,942 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[447621,447634] [2022-12-13 17:37:11,942 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[447767,447780] [2022-12-13 17:37:11,942 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[447910,447923] [2022-12-13 17:37:11,943 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[448054,448067] [2022-12-13 17:37:11,955 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[448197,448210] [2022-12-13 17:37:11,955 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[448341,448354] [2022-12-13 17:37:11,955 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[448482,448495] [2022-12-13 17:37:11,955 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[448620,448633] [2022-12-13 17:37:11,956 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[448778,448791] [2022-12-13 17:37:11,956 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[448937,448950] [2022-12-13 17:37:11,956 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[449093,449106] [2022-12-13 17:37:11,956 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[449242,449255] [2022-12-13 17:37:11,957 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[449394,449407] [2022-12-13 17:37:11,957 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[449545,449558] [2022-12-13 17:37:11,957 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[449694,449707] [2022-12-13 17:37:11,957 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[449846,449859] [2022-12-13 17:37:11,957 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[449994,450007] [2022-12-13 17:37:11,958 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[450147,450160] [2022-12-13 17:37:11,958 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[450298,450311] [2022-12-13 17:37:11,958 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[450448,450461] [2022-12-13 17:37:11,958 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[450595,450608] [2022-12-13 17:37:11,959 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[450746,450759] [2022-12-13 17:37:11,959 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[450897,450910] [2022-12-13 17:37:11,959 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[451045,451058] [2022-12-13 17:37:11,959 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[451211,451224] [2022-12-13 17:37:11,960 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[451380,451393] [2022-12-13 17:37:11,960 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[451547,451560] [2022-12-13 17:37:11,960 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[451715,451728] [2022-12-13 17:37:11,960 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[451865,451878] [2022-12-13 17:37:11,961 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[452012,452025] [2022-12-13 17:37:11,961 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[452173,452186] [2022-12-13 17:37:11,961 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[452343,452356] [2022-12-13 17:37:11,961 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_42199fc2-997f-4a46-bb74-817fb9891c90/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i[452505,452518] [2022-12-13 17:37:11,964 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 17:37:12,107 INFO L208 MainTranslator]: Completed translation [2022-12-13 17:37:12,107 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:37:12 WrapperNode [2022-12-13 17:37:12,108 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 17:37:12,108 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 17:37:12,108 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 17:37:12,108 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 17:37:12,115 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:37:12" (1/1) ... [2022-12-13 17:37:12,183 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:37:12" (1/1) ... [2022-12-13 17:37:12,361 INFO L138 Inliner]: procedures = 745, calls = 3015, calls flagged for inlining = 366, calls inlined = 283, statements flattened = 6653 [2022-12-13 17:37:12,361 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 17:37:12,362 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 17:37:12,362 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 17:37:12,362 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 17:37:12,372 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:37:12" (1/1) ... [2022-12-13 17:37:12,373 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:37:12" (1/1) ... [2022-12-13 17:37:12,398 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:37:12" (1/1) ... [2022-12-13 17:37:12,398 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:37:12" (1/1) ... [2022-12-13 17:37:12,520 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:37:12" (1/1) ... [2022-12-13 17:37:12,541 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:37:12" (1/1) ... [2022-12-13 17:37:12,568 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:37:12" (1/1) ... [2022-12-13 17:37:12,582 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:37:12" (1/1) ... [2022-12-13 17:37:12,615 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 17:37:12,616 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 17:37:12,616 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 17:37:12,616 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 17:37:12,616 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:37:12" (1/1) ... [2022-12-13 17:37:12,621 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 17:37:12,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42199fc2-997f-4a46-bb74-817fb9891c90/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:37:12,640 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42199fc2-997f-4a46-bb74-817fb9891c90/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 17:37:12,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42199fc2-997f-4a46-bb74-817fb9891c90/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 17:37:12,675 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_area_prepare_fill [2022-12-13 17:37:12,675 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_area_prepare_fill [2022-12-13 17:37:12,675 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_rnd_perf [2022-12-13 17:37:12,675 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_rnd_perf [2022-12-13 17:37:12,675 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-12-13 17:37:12,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-12-13 17:37:12,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-12-13 17:37:12,675 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-12-13 17:37:12,676 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_verify_write [2022-12-13 17:37:12,676 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_verify_write [2022-12-13 17:37:12,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-13 17:37:12,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-13 17:37:12,676 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_rate [2022-12-13 17:37:12,676 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_rate [2022-12-13 17:37:12,676 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_verify_read [2022-12-13 17:37:12,676 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_verify_read [2022-12-13 17:37:12,676 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_no_highmem [2022-12-13 17:37:12,676 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_no_highmem [2022-12-13 17:37:12,676 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_prepare_write [2022-12-13 17:37:12,676 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_prepare_write [2022-12-13 17:37:12,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-12-13 17:37:12,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-12-13 17:37:12,676 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2022-12-13 17:37:12,677 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2022-12-13 17:37:12,677 INFO L130 BoogieDeclarations]: Found specification of procedure __mmc_test_prepare [2022-12-13 17:37:12,677 INFO L138 BoogieDeclarations]: Found implementation of procedure __mmc_test_prepare [2022-12-13 17:37:12,677 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_best_read_perf_max_scatter [2022-12-13 17:37:12,677 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_best_read_perf_max_scatter [2022-12-13 17:37:12,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-12-13 17:37:12,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-12-13 17:37:12,677 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_check_result [2022-12-13 17:37:12,677 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_check_result [2022-12-13 17:37:12,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-12-13 17:37:12,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-12-13 17:37:12,677 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_basic_write [2022-12-13 17:37:12,677 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_basic_write [2022-12-13 17:37:12,677 INFO L130 BoogieDeclarations]: Found specification of procedure __mmc_test_register_dbgfs_file [2022-12-13 17:37:12,677 INFO L138 BoogieDeclarations]: Found implementation of procedure __mmc_test_register_dbgfs_file [2022-12-13 17:37:12,678 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_align_read [2022-12-13 17:37:12,678 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_align_read [2022-12-13 17:37:12,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-12-13 17:37:12,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-12-13 17:37:12,678 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_broken_transfer [2022-12-13 17:37:12,678 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_broken_transfer [2022-12-13 17:37:12,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-12-13 17:37:12,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-12-13 17:37:12,678 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2022-12-13 17:37:12,678 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2022-12-13 17:37:12,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-12-13 17:37:12,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-12-13 17:37:12,678 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_cleanup [2022-12-13 17:37:12,678 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_cleanup [2022-12-13 17:37:12,678 INFO L130 BoogieDeclarations]: Found specification of procedure sg_init_table [2022-12-13 17:37:12,679 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_init_table [2022-12-13 17:37:12,679 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 17:37:12,679 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2022-12-13 17:37:12,679 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2022-12-13 17:37:12,679 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_large_seq_perf [2022-12-13 17:37:12,679 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_large_seq_perf [2022-12-13 17:37:12,679 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_area_io [2022-12-13 17:37:12,679 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_area_io [2022-12-13 17:37:12,679 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-12-13 17:37:12,679 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-12-13 17:37:12,679 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-12-13 17:37:12,679 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-12-13 17:37:12,679 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_free_mem [2022-12-13 17:37:12,679 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_free_mem [2022-12-13 17:37:12,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-12-13 17:37:12,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-12-13 17:37:12,680 INFO L130 BoogieDeclarations]: Found specification of procedure timespec_sub [2022-12-13 17:37:12,680 INFO L138 BoogieDeclarations]: Found implementation of procedure timespec_sub [2022-12-13 17:37:12,680 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_area_prepare_erase [2022-12-13 17:37:12,680 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_area_prepare_erase [2022-12-13 17:37:12,680 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_profile_mult_read_blocking_perf [2022-12-13 17:37:12,680 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_profile_mult_read_blocking_perf [2022-12-13 17:37:12,680 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_free_result [2022-12-13 17:37:12,680 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_free_result [2022-12-13 17:37:12,680 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_print_avg_rate [2022-12-13 17:37:12,680 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_print_avg_rate [2022-12-13 17:37:12,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-12-13 17:37:12,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-12-13 17:37:12,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-12-13 17:37:12,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-12-13 17:37:12,680 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_best_performance [2022-12-13 17:37:12,681 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_best_performance [2022-12-13 17:37:12,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-12-13 17:37:12,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-12-13 17:37:12,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 17:37:12,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-12-13 17:37:12,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-12-13 17:37:12,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-12-13 17:37:12,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-12-13 17:37:12,681 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_area_erase [2022-12-13 17:37:12,681 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_area_erase [2022-12-13 17:37:12,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-12-13 17:37:12,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-12-13 17:37:12,681 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_area_init [2022-12-13 17:37:12,681 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_area_init [2022-12-13 17:37:12,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-12-13 17:37:12,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-12-13 17:37:12,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-12-13 17:37:12,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-12-13 17:37:12,682 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_xfersize_write [2022-12-13 17:37:12,682 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_xfersize_write [2022-12-13 17:37:12,682 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-12-13 17:37:12,682 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-12-13 17:37:12,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-12-13 17:37:12,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-12-13 17:37:12,682 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_best_read_performance [2022-12-13 17:37:12,682 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_best_read_performance [2022-12-13 17:37:12,682 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_nonblock_reset [2022-12-13 17:37:12,682 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_nonblock_reset [2022-12-13 17:37:12,682 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2022-12-13 17:37:12,682 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_next [2022-12-13 17:37:12,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-12-13 17:37:12,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-12-13 17:37:12,683 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_profile_mult_write_nonblock_perf [2022-12-13 17:37:12,683 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_profile_mult_write_nonblock_perf [2022-12-13 17:37:12,683 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 17:37:12,683 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_save [2022-12-13 17:37:12,683 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_save [2022-12-13 17:37:12,683 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_profile_sglen_r_blocking_perf [2022-12-13 17:37:12,683 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_profile_sglen_r_blocking_perf [2022-12-13 17:37:12,683 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_pow2_write [2022-12-13 17:37:12,683 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_pow2_write [2022-12-13 17:37:12,683 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2022-12-13 17:37:12,683 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2022-12-13 17:37:12,683 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-12-13 17:37:12,683 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-12-13 17:37:12,683 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 17:37:12,683 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_rw_multiple_sg_len [2022-12-13 17:37:12,684 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_rw_multiple_sg_len [2022-12-13 17:37:12,684 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_large_seq_read_perf [2022-12-13 17:37:12,684 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_large_seq_read_perf [2022-12-13 17:37:12,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-12-13 17:37:12,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-12-13 17:37:12,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 17:37:12,684 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_xfersize_read [2022-12-13 17:37:12,684 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_xfersize_read [2022-12-13 17:37:12,684 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_simple_transfer [2022-12-13 17:37:12,684 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_simple_transfer [2022-12-13 17:37:12,684 INFO L130 BoogieDeclarations]: Found specification of procedure sg_mark_end [2022-12-13 17:37:12,684 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_mark_end [2022-12-13 17:37:12,684 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-12-13 17:37:12,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-12-13 17:37:12,684 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_rnd_num [2022-12-13 17:37:12,684 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_rnd_num [2022-12-13 17:37:12,685 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_area_fill [2022-12-13 17:37:12,685 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_area_fill [2022-12-13 17:37:12,685 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_profile_seq_read_perf [2022-12-13 17:37:12,685 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_profile_seq_read_perf [2022-12-13 17:37:12,685 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_random_read_perf [2022-12-13 17:37:12,685 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_random_read_perf [2022-12-13 17:37:12,685 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_best_write_performance [2022-12-13 17:37:12,685 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_best_write_performance [2022-12-13 17:37:12,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-12-13 17:37:12,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-12-13 17:37:12,685 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_remove [2022-12-13 17:37:12,685 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_remove [2022-12-13 17:37:12,685 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2022-12-13 17:37:12,685 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2022-12-13 17:37:12,685 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_pow2_read [2022-12-13 17:37:12,686 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_pow2_read [2022-12-13 17:37:12,686 INFO L130 BoogieDeclarations]: Found specification of procedure sg_init_one [2022-12-13 17:37:12,686 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_init_one [2022-12-13 17:37:12,686 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 17:37:12,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 17:37:12,686 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_start_req [2022-12-13 17:37:12,686 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_start_req [2022-12-13 17:37:12,686 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_wait_busy [2022-12-13 17:37:12,686 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_wait_busy [2022-12-13 17:37:12,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-12-13 17:37:12,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-12-13 17:37:12,686 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_seq_read_perf [2022-12-13 17:37:12,686 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_seq_read_perf [2022-12-13 17:37:12,687 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_buffer_transfer [2022-12-13 17:37:12,687 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_buffer_transfer [2022-12-13 17:37:12,687 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2022-12-13 17:37:12,687 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2022-12-13 17:37:12,687 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_multi_read [2022-12-13 17:37:12,687 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_multi_read [2022-12-13 17:37:12,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_mmc_test_lock [2022-12-13 17:37:12,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_mmc_test_lock [2022-12-13 17:37:12,687 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2022-12-13 17:37:12,687 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2022-12-13 17:37:12,687 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_weird_write [2022-12-13 17:37:12,687 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_weird_write [2022-12-13 17:37:12,688 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_profile_sglen_wr_blocking_perf [2022-12-13 17:37:12,688 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_profile_sglen_wr_blocking_perf [2022-12-13 17:37:12,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-12-13 17:37:12,688 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-12-13 17:37:12,688 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_profile_seq_write_perf [2022-12-13 17:37:12,688 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_profile_seq_write_perf [2022-12-13 17:37:12,688 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_profile_trim_perf [2022-12-13 17:37:12,688 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_profile_trim_perf [2022-12-13 17:37:12,688 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_seq_write_perf [2022-12-13 17:37:12,688 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_seq_write_perf [2022-12-13 17:37:12,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-12-13 17:37:12,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-12-13 17:37:12,688 INFO L130 BoogieDeclarations]: Found specification of procedure mtf_test_write [2022-12-13 17:37:12,689 INFO L138 BoogieDeclarations]: Found implementation of procedure mtf_test_write [2022-12-13 17:37:12,689 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_random_write_perf [2022-12-13 17:37:12,689 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_random_write_perf [2022-12-13 17:37:12,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-12-13 17:37:12,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-12-13 17:37:12,689 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 17:37:12,689 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_multi_xfersize_write [2022-12-13 17:37:12,689 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_multi_xfersize_write [2022-12-13 17:37:12,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-12-13 17:37:12,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-12-13 17:37:12,689 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_multi_xfersize_read [2022-12-13 17:37:12,689 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_multi_xfersize_read [2022-12-13 17:37:12,690 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_area_io_seq [2022-12-13 17:37:12,690 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_area_io_seq [2022-12-13 17:37:12,690 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2022-12-13 17:37:12,690 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2022-12-13 17:37:12,690 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_set_blksize [2022-12-13 17:37:12,690 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_set_blksize [2022-12-13 17:37:12,690 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 17:37:12,690 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_transfer [2022-12-13 17:37:12,690 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_transfer [2022-12-13 17:37:12,690 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_profile_sglen_wr_nonblock_perf [2022-12-13 17:37:12,690 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_profile_sglen_wr_nonblock_perf [2022-12-13 17:37:12,690 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_profile_mult_read_nonblock_perf [2022-12-13 17:37:12,690 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_profile_mult_read_nonblock_perf [2022-12-13 17:37:12,691 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_rw_multiple_size [2022-12-13 17:37:12,691 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_rw_multiple_size [2022-12-13 17:37:12,691 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_save_transfer_result [2022-12-13 17:37:12,691 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_save_transfer_result [2022-12-13 17:37:12,691 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_shutdown [2022-12-13 17:37:12,691 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_shutdown [2022-12-13 17:37:12,691 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_prepare_read [2022-12-13 17:37:12,691 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_prepare_read [2022-12-13 17:37:12,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-13 17:37:12,691 INFO L130 BoogieDeclarations]: Found specification of procedure getnstimeofday [2022-12-13 17:37:12,691 INFO L138 BoogieDeclarations]: Found implementation of procedure getnstimeofday [2022-12-13 17:37:12,691 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_erase [2022-12-13 17:37:12,692 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_erase [2022-12-13 17:37:12,692 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_busy [2022-12-13 17:37:12,692 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_busy [2022-12-13 17:37:12,692 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_profile_write_perf [2022-12-13 17:37:12,692 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_profile_write_perf [2022-12-13 17:37:12,692 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_free_dbgfs_file [2022-12-13 17:37:12,692 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_free_dbgfs_file [2022-12-13 17:37:12,692 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-12-13 17:37:12,692 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-12-13 17:37:12,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-12-13 17:37:12,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-12-13 17:37:12,692 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_best_write_perf_max_scatter [2022-12-13 17:37:12,692 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_best_write_perf_max_scatter [2022-12-13 17:37:12,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-12-13 17:37:12,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-12-13 17:37:12,693 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_seq_perf [2022-12-13 17:37:12,693 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_seq_perf [2022-12-13 17:37:12,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-12-13 17:37:12,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-12-13 17:37:12,693 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_basic_read [2022-12-13 17:37:12,693 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_basic_read [2022-12-13 17:37:12,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-12-13 17:37:12,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-12-13 17:37:12,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-12-13 17:37:12,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-12-13 17:37:12,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-12-13 17:37:12,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-12-13 17:37:12,693 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_capacity [2022-12-13 17:37:12,693 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_capacity [2022-12-13 17:37:12,693 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2022-12-13 17:37:12,694 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2022-12-13 17:37:12,694 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_wait_for_req [2022-12-13 17:37:12,694 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_wait_for_req [2022-12-13 17:37:12,694 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_hw_reset [2022-12-13 17:37:12,694 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_hw_reset [2022-12-13 17:37:12,694 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_align_multi_write [2022-12-13 17:37:12,694 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_align_multi_write [2022-12-13 17:37:12,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-12-13 17:37:12,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-12-13 17:37:12,694 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-12-13 17:37:12,694 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-12-13 17:37:12,694 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_prepare_mrq [2022-12-13 17:37:12,694 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_prepare_mrq [2022-12-13 17:37:12,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-12-13 17:37:12,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-12-13 17:37:12,694 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_large_seq_write_perf [2022-12-13 17:37:12,694 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_large_seq_write_perf [2022-12-13 17:37:12,695 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_can_erase [2022-12-13 17:37:12,695 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_can_erase [2022-12-13 17:37:12,695 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_rw_multiple [2022-12-13 17:37:12,695 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_rw_multiple [2022-12-13 17:37:12,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 17:37:12,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-12-13 17:37:12,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-12-13 17:37:12,695 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2022-12-13 17:37:12,695 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2022-12-13 17:37:12,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-13 17:37:12,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-13 17:37:12,695 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_print_rate [2022-12-13 17:37:12,695 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_print_rate [2022-12-13 17:37:12,695 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_can_trim [2022-12-13 17:37:12,695 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_can_trim [2022-12-13 17:37:12,695 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_align_write [2022-12-13 17:37:12,695 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_align_write [2022-12-13 17:37:12,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-12-13 17:37:12,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-12-13 17:37:12,695 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_random_perf [2022-12-13 17:37:12,695 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_random_perf [2022-12-13 17:37:12,695 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_multi_write [2022-12-13 17:37:12,695 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_multi_write [2022-12-13 17:37:12,695 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_profile_sglen_r_nonblock_perf [2022-12-13 17:37:12,695 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_profile_sglen_r_nonblock_perf [2022-12-13 17:37:12,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mmc_test_lock [2022-12-13 17:37:12,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mmc_test_lock [2022-12-13 17:37:12,696 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_weird_read [2022-12-13 17:37:12,696 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_weird_read [2022-12-13 17:37:12,696 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_profile_mult_write_blocking_perf [2022-12-13 17:37:12,696 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_profile_mult_write_blocking_perf [2022-12-13 17:37:12,696 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_probe [2022-12-13 17:37:12,696 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_probe [2022-12-13 17:37:12,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-12-13 17:37:12,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-12-13 17:37:12,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-12-13 17:37:12,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-12-13 17:37:12,696 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_profile_read_perf [2022-12-13 17:37:12,696 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_profile_read_perf [2022-12-13 17:37:12,696 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_profile_seq_trim_perf [2022-12-13 17:37:12,696 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_profile_seq_trim_perf [2022-12-13 17:37:12,696 INFO L130 BoogieDeclarations]: Found specification of procedure sg_set_page [2022-12-13 17:37:12,696 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_set_page [2022-12-13 17:37:12,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 17:37:12,696 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_area_cleanup [2022-12-13 17:37:12,696 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_area_cleanup [2022-12-13 17:37:13,422 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 17:37:13,425 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 17:37:13,859 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-12-13 17:37:30,344 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 17:37:30,367 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 17:37:30,368 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 17:37:30,373 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 05:37:30 BoogieIcfgContainer [2022-12-13 17:37:30,373 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 17:37:30,376 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 17:37:30,376 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 17:37:30,403 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 17:37:30,403 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 05:37:08" (1/3) ... [2022-12-13 17:37:30,404 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@233132b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 05:37:30, skipping insertion in model container [2022-12-13 17:37:30,404 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:37:12" (2/3) ... [2022-12-13 17:37:30,404 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@233132b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 05:37:30, skipping insertion in model container [2022-12-13 17:37:30,405 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 05:37:30" (3/3) ... [2022-12-13 17:37:30,406 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--mmc--card--mmc_test.ko.cil.i [2022-12-13 17:37:30,425 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 17:37:30,425 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 25 error locations. [2022-12-13 17:37:30,532 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 17:37:30,536 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@181d0b3d, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 17:37:30,537 INFO L358 AbstractCegarLoop]: Starting to check reachability of 25 error locations. [2022-12-13 17:37:30,546 INFO L276 IsEmpty]: Start isEmpty. Operand has 2954 states, 2035 states have (on average 1.2987714987714987) internal successors, (2643), 2128 states have internal predecessors, (2643), 735 states have call successors, (735), 159 states have call predecessors, (735), 158 states have return successors, (690), 683 states have call predecessors, (690), 690 states have call successors, (690) [2022-12-13 17:37:30,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-12-13 17:37:30,555 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:37:30,555 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:37:30,556 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 23 more)] === [2022-12-13 17:37:30,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:37:30,560 INFO L85 PathProgramCache]: Analyzing trace with hash 1081039687, now seen corresponding path program 1 times [2022-12-13 17:37:30,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:37:30,568 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1606776699] [2022-12-13 17:37:30,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:37:30,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:37:30,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:37:31,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:37:31,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:37:31,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 17:37:31,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:37:31,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 17:37:31,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:37:31,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 17:37:31,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:37:31,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-12-13 17:37:31,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:37:31,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 17:37:31,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:37:31,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:37:31,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:37:31,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 17:37:31,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:37:31,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-12-13 17:37:31,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:37:31,483 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-12-13 17:37:31,483 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:37:31,483 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1606776699] [2022-12-13 17:37:31,483 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1606776699] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:37:31,483 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:37:31,484 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 17:37:31,485 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881479130] [2022-12-13 17:37:31,485 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:37:31,488 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 17:37:31,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:37:31,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 17:37:31,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 17:37:31,515 INFO L87 Difference]: Start difference. First operand has 2954 states, 2035 states have (on average 1.2987714987714987) internal successors, (2643), 2128 states have internal predecessors, (2643), 735 states have call successors, (735), 159 states have call predecessors, (735), 158 states have return successors, (690), 683 states have call predecessors, (690), 690 states have call successors, (690) Second operand has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (10), 4 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-13 17:37:36,596 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:37:40,932 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:37:50,237 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:37:53,900 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-12-13 17:37:56,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:37:56,184 INFO L93 Difference]: Finished difference Result 5918 states and 8447 transitions. [2022-12-13 17:37:56,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 17:37:56,186 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (10), 4 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 64 [2022-12-13 17:37:56,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:37:56,208 INFO L225 Difference]: With dead ends: 5918 [2022-12-13 17:37:56,208 INFO L226 Difference]: Without dead ends: 2935 [2022-12-13 17:37:56,222 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-12-13 17:37:56,224 INFO L413 NwaCegarLoop]: 1669 mSDtfsCounter, 6083 mSDsluCounter, 3272 mSDsCounter, 0 mSdLazyCounter, 5987 mSolverCounterSat, 2884 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6401 SdHoareTripleChecker+Valid, 4941 SdHoareTripleChecker+Invalid, 8875 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2884 IncrementalHoareTripleChecker+Valid, 5987 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.9s IncrementalHoareTripleChecker+Time [2022-12-13 17:37:56,225 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6401 Valid, 4941 Invalid, 8875 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2884 Valid, 5987 Invalid, 4 Unknown, 0 Unchecked, 23.9s Time] [2022-12-13 17:37:56,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2935 states. [2022-12-13 17:37:56,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2935 to 2935. [2022-12-13 17:37:56,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2935 states, 2055 states have (on average 1.2583941605839417) internal successors, (2586), 2103 states have internal predecessors, (2586), 694 states have call successors, (694), 163 states have call predecessors, (694), 162 states have return successors, (692), 685 states have call predecessors, (692), 692 states have call successors, (692) [2022-12-13 17:37:56,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2935 states to 2935 states and 3972 transitions. [2022-12-13 17:37:56,400 INFO L78 Accepts]: Start accepts. Automaton has 2935 states and 3972 transitions. Word has length 64 [2022-12-13 17:37:56,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:37:56,401 INFO L495 AbstractCegarLoop]: Abstraction has 2935 states and 3972 transitions. [2022-12-13 17:37:56,402 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (10), 4 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-13 17:37:56,402 INFO L276 IsEmpty]: Start isEmpty. Operand 2935 states and 3972 transitions. [2022-12-13 17:37:56,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-12-13 17:37:56,404 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:37:56,404 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:37:56,405 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 17:37:56,405 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 23 more)] === [2022-12-13 17:37:56,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:37:56,405 INFO L85 PathProgramCache]: Analyzing trace with hash 2141485475, now seen corresponding path program 1 times [2022-12-13 17:37:56,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:37:56,406 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1466916904] [2022-12-13 17:37:56,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:37:56,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:37:56,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:37:57,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:37:57,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:37:57,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 17:37:57,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:37:57,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 17:37:57,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:37:57,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 17:37:57,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:37:57,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:37:57,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:37:57,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 17:37:57,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:37:57,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 17:37:57,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:37:57,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-12-13 17:37:57,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:37:57,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:37:57,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:37:57,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 17:37:57,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:37:57,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 17:37:57,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:37:57,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-12-13 17:37:57,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:37:57,554 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2022-12-13 17:37:57,555 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:37:57,555 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1466916904] [2022-12-13 17:37:57,555 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1466916904] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:37:57,555 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:37:57,555 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 17:37:57,555 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1213624956] [2022-12-13 17:37:57,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:37:57,557 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 17:37:57,557 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:37:57,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 17:37:57,558 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 17:37:57,558 INFO L87 Difference]: Start difference. First operand 2935 states and 3972 transitions. Second operand has 6 states, 6 states have (on average 5.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-13 17:38:02,382 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:38:18,934 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:38:21,390 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:38:24,859 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-13 17:38:37,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:38:37,857 INFO L93 Difference]: Finished difference Result 4725 states and 6561 transitions. [2022-12-13 17:38:37,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 17:38:37,858 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 80 [2022-12-13 17:38:37,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:38:37,875 INFO L225 Difference]: With dead ends: 4725 [2022-12-13 17:38:37,875 INFO L226 Difference]: Without dead ends: 4723 [2022-12-13 17:38:37,877 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2022-12-13 17:38:37,877 INFO L413 NwaCegarLoop]: 4434 mSDtfsCounter, 4482 mSDsluCounter, 12114 mSDsCounter, 0 mSdLazyCounter, 4981 mSolverCounterSat, 1245 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 38.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4853 SdHoareTripleChecker+Valid, 16548 SdHoareTripleChecker+Invalid, 6230 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1245 IncrementalHoareTripleChecker+Valid, 4981 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 39.7s IncrementalHoareTripleChecker+Time [2022-12-13 17:38:37,878 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4853 Valid, 16548 Invalid, 6230 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1245 Valid, 4981 Invalid, 4 Unknown, 0 Unchecked, 39.7s Time] [2022-12-13 17:38:37,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4723 states. [2022-12-13 17:38:38,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4723 to 4279. [2022-12-13 17:38:38,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4279 states, 2985 states have (on average 1.278391959798995) internal successors, (3816), 3047 states have internal predecessors, (3816), 999 states have call successors, (999), 275 states have call predecessors, (999), 271 states have return successors, (1001), 981 states have call predecessors, (1001), 997 states have call successors, (1001) [2022-12-13 17:38:38,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4279 states to 4279 states and 5816 transitions. [2022-12-13 17:38:38,063 INFO L78 Accepts]: Start accepts. Automaton has 4279 states and 5816 transitions. Word has length 80 [2022-12-13 17:38:38,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:38:38,063 INFO L495 AbstractCegarLoop]: Abstraction has 4279 states and 5816 transitions. [2022-12-13 17:38:38,063 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-13 17:38:38,063 INFO L276 IsEmpty]: Start isEmpty. Operand 4279 states and 5816 transitions. [2022-12-13 17:38:38,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-12-13 17:38:38,064 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:38:38,065 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:38:38,065 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 17:38:38,065 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 23 more)] === [2022-12-13 17:38:38,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:38:38,065 INFO L85 PathProgramCache]: Analyzing trace with hash -1149009544, now seen corresponding path program 1 times [2022-12-13 17:38:38,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:38:38,065 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1066265060] [2022-12-13 17:38:38,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:38:38,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:38:38,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:38:38,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:38:38,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:38:38,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 17:38:38,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:38:38,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 17:38:38,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:38:38,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 17:38:38,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:38:38,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-12-13 17:38:38,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:38:38,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 17:38:38,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:38:38,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:38:38,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:38:38,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 17:38:38,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:38:38,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-12-13 17:38:38,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:38:38,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-12-13 17:38:38,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:38:38,424 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-12-13 17:38:38,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:38:38,424 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1066265060] [2022-12-13 17:38:38,424 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1066265060] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:38:38,424 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:38:38,424 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 17:38:38,424 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [21880494] [2022-12-13 17:38:38,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:38:38,425 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 17:38:38,425 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:38:38,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 17:38:38,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 17:38:38,426 INFO L87 Difference]: Start difference. First operand 4279 states and 5816 transitions. Second operand has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-12-13 17:38:43,307 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:38:47,771 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:38:57,443 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:39:02,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:39:02,069 INFO L93 Difference]: Finished difference Result 4279 states and 5816 transitions. [2022-12-13 17:39:02,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 17:39:02,069 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 70 [2022-12-13 17:39:02,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:39:02,084 INFO L225 Difference]: With dead ends: 4279 [2022-12-13 17:39:02,084 INFO L226 Difference]: Without dead ends: 4277 [2022-12-13 17:39:02,090 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-12-13 17:39:02,091 INFO L413 NwaCegarLoop]: 1576 mSDtfsCounter, 5975 mSDsluCounter, 3090 mSDsCounter, 0 mSdLazyCounter, 5969 mSolverCounterSat, 2792 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6290 SdHoareTripleChecker+Valid, 4666 SdHoareTripleChecker+Invalid, 8764 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2792 IncrementalHoareTripleChecker+Valid, 5969 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.1s IncrementalHoareTripleChecker+Time [2022-12-13 17:39:02,092 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6290 Valid, 4666 Invalid, 8764 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2792 Valid, 5969 Invalid, 3 Unknown, 0 Unchecked, 23.1s Time] [2022-12-13 17:39:02,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4277 states. [2022-12-13 17:39:02,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4277 to 4277. [2022-12-13 17:39:02,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4277 states, 2984 states have (on average 1.2781501340482573) internal successors, (3814), 3045 states have internal predecessors, (3814), 999 states have call successors, (999), 275 states have call predecessors, (999), 271 states have return successors, (1001), 981 states have call predecessors, (1001), 997 states have call successors, (1001) [2022-12-13 17:39:02,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4277 states to 4277 states and 5814 transitions. [2022-12-13 17:39:02,258 INFO L78 Accepts]: Start accepts. Automaton has 4277 states and 5814 transitions. Word has length 70 [2022-12-13 17:39:02,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:39:02,258 INFO L495 AbstractCegarLoop]: Abstraction has 4277 states and 5814 transitions. [2022-12-13 17:39:02,258 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-12-13 17:39:02,258 INFO L276 IsEmpty]: Start isEmpty. Operand 4277 states and 5814 transitions. [2022-12-13 17:39:02,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-12-13 17:39:02,259 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:39:02,259 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:39:02,260 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 17:39:02,260 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 23 more)] === [2022-12-13 17:39:02,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:39:02,260 INFO L85 PathProgramCache]: Analyzing trace with hash 404706133, now seen corresponding path program 1 times [2022-12-13 17:39:02,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:39:02,260 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [69925948] [2022-12-13 17:39:02,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:39:02,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:39:02,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:39:02,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:39:02,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:39:02,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 17:39:02,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:39:02,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 17:39:02,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:39:02,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 17:39:02,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:39:02,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-12-13 17:39:02,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:39:02,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 17:39:02,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:39:02,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:39:02,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:39:02,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 17:39:02,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:39:02,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-12-13 17:39:02,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:39:02,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-12-13 17:39:02,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:39:02,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-12-13 17:39:02,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:39:02,578 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-12-13 17:39:02,578 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:39:02,579 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [69925948] [2022-12-13 17:39:02,579 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [69925948] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:39:02,579 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:39:02,579 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 17:39:02,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989475986] [2022-12-13 17:39:02,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:39:02,579 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 17:39:02,579 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:39:02,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 17:39:02,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 17:39:02,580 INFO L87 Difference]: Start difference. First operand 4277 states and 5814 transitions. Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-12-13 17:39:07,392 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:39:11,884 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:39:20,635 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:39:24,675 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-12-13 17:39:27,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:39:27,310 INFO L93 Difference]: Finished difference Result 4277 states and 5814 transitions. [2022-12-13 17:39:27,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 17:39:27,310 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 76 [2022-12-13 17:39:27,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:39:27,325 INFO L225 Difference]: With dead ends: 4277 [2022-12-13 17:39:27,325 INFO L226 Difference]: Without dead ends: 4275 [2022-12-13 17:39:27,326 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-12-13 17:39:27,327 INFO L413 NwaCegarLoop]: 1577 mSDtfsCounter, 5963 mSDsluCounter, 3092 mSDsCounter, 0 mSdLazyCounter, 5961 mSolverCounterSat, 2794 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6277 SdHoareTripleChecker+Valid, 4669 SdHoareTripleChecker+Invalid, 8759 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2794 IncrementalHoareTripleChecker+Valid, 5961 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.2s IncrementalHoareTripleChecker+Time [2022-12-13 17:39:27,328 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6277 Valid, 4669 Invalid, 8759 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2794 Valid, 5961 Invalid, 4 Unknown, 0 Unchecked, 24.2s Time] [2022-12-13 17:39:27,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4275 states. [2022-12-13 17:39:27,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4275 to 4275. [2022-12-13 17:39:27,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4275 states, 2983 states have (on average 1.2779081461615822) internal successors, (3812), 3043 states have internal predecessors, (3812), 999 states have call successors, (999), 275 states have call predecessors, (999), 271 states have return successors, (1001), 981 states have call predecessors, (1001), 997 states have call successors, (1001) [2022-12-13 17:39:27,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4275 states to 4275 states and 5812 transitions. [2022-12-13 17:39:27,545 INFO L78 Accepts]: Start accepts. Automaton has 4275 states and 5812 transitions. Word has length 76 [2022-12-13 17:39:27,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:39:27,545 INFO L495 AbstractCegarLoop]: Abstraction has 4275 states and 5812 transitions. [2022-12-13 17:39:27,546 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-12-13 17:39:27,546 INFO L276 IsEmpty]: Start isEmpty. Operand 4275 states and 5812 transitions. [2022-12-13 17:39:27,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-12-13 17:39:27,547 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:39:27,547 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:39:27,547 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-13 17:39:27,547 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 23 more)] === [2022-12-13 17:39:27,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:39:27,547 INFO L85 PathProgramCache]: Analyzing trace with hash 1074314853, now seen corresponding path program 1 times [2022-12-13 17:39:27,547 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:39:27,548 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743392341] [2022-12-13 17:39:27,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:39:27,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:39:27,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:39:27,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:39:27,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:39:27,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 17:39:27,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:39:27,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 17:39:27,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:39:27,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 17:39:27,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:39:27,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-12-13 17:39:27,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:39:27,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 17:39:27,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:39:27,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:39:27,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:39:27,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 17:39:27,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:39:27,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-12-13 17:39:27,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:39:27,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-12-13 17:39:27,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:39:27,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-12-13 17:39:27,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:39:27,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:39:27,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:39:27,995 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-12-13 17:39:27,995 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:39:27,995 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743392341] [2022-12-13 17:39:27,995 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1743392341] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:39:27,995 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:39:27,995 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-13 17:39:27,996 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1409444020] [2022-12-13 17:39:27,996 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:39:27,996 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 17:39:27,996 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:39:27,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 17:39:27,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-12-13 17:39:27,997 INFO L87 Difference]: Start difference. First operand 4275 states and 5812 transitions. Second operand has 8 states, 8 states have (on average 5.75) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (15), 6 states have call predecessors, (15), 2 states have return successors, (12), 2 states have call predecessors, (12), 1 states have call successors, (12) [2022-12-13 17:39:34,853 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:39:40,366 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:39:55,118 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:40:10,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:40:10,929 INFO L93 Difference]: Finished difference Result 4330 states and 5882 transitions. [2022-12-13 17:40:10,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-12-13 17:40:10,929 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.75) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (15), 6 states have call predecessors, (15), 2 states have return successors, (12), 2 states have call predecessors, (12), 1 states have call successors, (12) Word has length 86 [2022-12-13 17:40:10,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:40:10,950 INFO L225 Difference]: With dead ends: 4330 [2022-12-13 17:40:10,950 INFO L226 Difference]: Without dead ends: 4328 [2022-12-13 17:40:10,953 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=78, Invalid=162, Unknown=0, NotChecked=0, Total=240 [2022-12-13 17:40:10,953 INFO L413 NwaCegarLoop]: 1576 mSDtfsCounter, 8244 mSDsluCounter, 6503 mSDsCounter, 0 mSdLazyCounter, 14358 mSolverCounterSat, 5294 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 39.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8244 SdHoareTripleChecker+Valid, 8079 SdHoareTripleChecker+Invalid, 19655 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5294 IncrementalHoareTripleChecker+Valid, 14358 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 42.0s IncrementalHoareTripleChecker+Time [2022-12-13 17:40:10,954 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8244 Valid, 8079 Invalid, 19655 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5294 Valid, 14358 Invalid, 3 Unknown, 0 Unchecked, 42.0s Time] [2022-12-13 17:40:10,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4328 states. [2022-12-13 17:40:11,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4328 to 4296. [2022-12-13 17:40:11,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4296 states, 2997 states have (on average 1.27660994327661) internal successors, (3826), 3058 states have internal predecessors, (3826), 1001 states have call successors, (1001), 278 states have call predecessors, (1001), 276 states have return successors, (1008), 984 states have call predecessors, (1008), 999 states have call successors, (1008) [2022-12-13 17:40:11,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4296 states to 4296 states and 5835 transitions. [2022-12-13 17:40:11,178 INFO L78 Accepts]: Start accepts. Automaton has 4296 states and 5835 transitions. Word has length 86 [2022-12-13 17:40:11,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:40:11,179 INFO L495 AbstractCegarLoop]: Abstraction has 4296 states and 5835 transitions. [2022-12-13 17:40:11,179 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.75) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (15), 6 states have call predecessors, (15), 2 states have return successors, (12), 2 states have call predecessors, (12), 1 states have call successors, (12) [2022-12-13 17:40:11,179 INFO L276 IsEmpty]: Start isEmpty. Operand 4296 states and 5835 transitions. [2022-12-13 17:40:11,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-12-13 17:40:11,181 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:40:11,181 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:40:11,181 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-13 17:40:11,182 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 23 more)] === [2022-12-13 17:40:11,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:40:11,182 INFO L85 PathProgramCache]: Analyzing trace with hash -1556175306, now seen corresponding path program 1 times [2022-12-13 17:40:11,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:40:11,182 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [49438145] [2022-12-13 17:40:11,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:40:11,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:40:11,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:40:11,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:40:11,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:40:11,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 17:40:11,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:40:11,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 17:40:11,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:40:11,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 17:40:11,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:40:11,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-12-13 17:40:11,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:40:11,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 17:40:11,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:40:11,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:40:11,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:40:11,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 17:40:11,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:40:11,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-12-13 17:40:11,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:40:11,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-12-13 17:40:11,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:40:11,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-12-13 17:40:11,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:40:11,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-12-13 17:40:11,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:40:11,625 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-12-13 17:40:11,625 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:40:11,626 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [49438145] [2022-12-13 17:40:11,626 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [49438145] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:40:11,626 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:40:11,626 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 17:40:11,626 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913166983] [2022-12-13 17:40:11,626 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:40:11,626 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 17:40:11,626 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:40:11,627 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 17:40:11,627 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 17:40:11,627 INFO L87 Difference]: Start difference. First operand 4296 states and 5835 transitions. Second operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 17:40:16,500 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:40:20,829 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:40:30,079 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:40:33,267 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-12-13 17:40:36,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:40:36,002 INFO L93 Difference]: Finished difference Result 4296 states and 5835 transitions. [2022-12-13 17:40:36,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 17:40:36,002 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 82 [2022-12-13 17:40:36,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:40:36,022 INFO L225 Difference]: With dead ends: 4296 [2022-12-13 17:40:36,023 INFO L226 Difference]: Without dead ends: 4294 [2022-12-13 17:40:36,025 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-12-13 17:40:36,026 INFO L413 NwaCegarLoop]: 1576 mSDtfsCounter, 5963 mSDsluCounter, 3090 mSDsCounter, 0 mSdLazyCounter, 5961 mSolverCounterSat, 2792 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6276 SdHoareTripleChecker+Valid, 4666 SdHoareTripleChecker+Invalid, 8756 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2792 IncrementalHoareTripleChecker+Valid, 5961 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.8s IncrementalHoareTripleChecker+Time [2022-12-13 17:40:36,026 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6276 Valid, 4666 Invalid, 8756 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2792 Valid, 5961 Invalid, 3 Unknown, 0 Unchecked, 23.8s Time] [2022-12-13 17:40:36,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4294 states. [2022-12-13 17:40:36,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4294 to 4294. [2022-12-13 17:40:36,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4294 states, 2996 states have (on average 1.2763684913217623) internal successors, (3824), 3056 states have internal predecessors, (3824), 1001 states have call successors, (1001), 278 states have call predecessors, (1001), 276 states have return successors, (1008), 984 states have call predecessors, (1008), 999 states have call successors, (1008) [2022-12-13 17:40:36,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4294 states to 4294 states and 5833 transitions. [2022-12-13 17:40:36,238 INFO L78 Accepts]: Start accepts. Automaton has 4294 states and 5833 transitions. Word has length 82 [2022-12-13 17:40:36,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:40:36,239 INFO L495 AbstractCegarLoop]: Abstraction has 4294 states and 5833 transitions. [2022-12-13 17:40:36,239 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 17:40:36,239 INFO L276 IsEmpty]: Start isEmpty. Operand 4294 states and 5833 transitions. [2022-12-13 17:40:36,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-12-13 17:40:36,241 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:40:36,241 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:40:36,241 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-13 17:40:36,241 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 23 more)] === [2022-12-13 17:40:36,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:40:36,242 INFO L85 PathProgramCache]: Analyzing trace with hash 1080632986, now seen corresponding path program 1 times [2022-12-13 17:40:36,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:40:36,242 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1126146630] [2022-12-13 17:40:36,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:40:36,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:40:36,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:40:36,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:40:36,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:40:36,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 17:40:36,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:40:36,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 17:40:36,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:40:36,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 17:40:36,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:40:36,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-12-13 17:40:36,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:40:36,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 17:40:36,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:40:36,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:40:36,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:40:36,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 17:40:36,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:40:36,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-12-13 17:40:36,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:40:36,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-12-13 17:40:36,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:40:36,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-12-13 17:40:36,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:40:36,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-12-13 17:40:36,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:40:36,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-12-13 17:40:36,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:40:36,636 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-12-13 17:40:36,636 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:40:36,636 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1126146630] [2022-12-13 17:40:36,636 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1126146630] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:40:36,636 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:40:36,637 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 17:40:36,637 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1203817839] [2022-12-13 17:40:36,637 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:40:36,637 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 17:40:36,637 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:40:36,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 17:40:36,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 17:40:36,638 INFO L87 Difference]: Start difference. First operand 4294 states and 5833 transitions. Second operand has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-13 17:40:41,538 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:40:46,358 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:40:56,254 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:41:00,135 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-12-13 17:41:02,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:41:02,737 INFO L93 Difference]: Finished difference Result 4294 states and 5833 transitions. [2022-12-13 17:41:02,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 17:41:02,738 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 88 [2022-12-13 17:41:02,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:41:02,758 INFO L225 Difference]: With dead ends: 4294 [2022-12-13 17:41:02,759 INFO L226 Difference]: Without dead ends: 4292 [2022-12-13 17:41:02,768 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-12-13 17:41:02,768 INFO L413 NwaCegarLoop]: 1577 mSDtfsCounter, 5951 mSDsluCounter, 3092 mSDsCounter, 0 mSdLazyCounter, 5953 mSolverCounterSat, 2794 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6263 SdHoareTripleChecker+Valid, 4669 SdHoareTripleChecker+Invalid, 8751 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2794 IncrementalHoareTripleChecker+Valid, 5953 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.5s IncrementalHoareTripleChecker+Time [2022-12-13 17:41:02,769 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6263 Valid, 4669 Invalid, 8751 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2794 Valid, 5953 Invalid, 4 Unknown, 0 Unchecked, 25.5s Time] [2022-12-13 17:41:02,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4292 states. [2022-12-13 17:41:02,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4292 to 4292. [2022-12-13 17:41:02,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4292 states, 2995 states have (on average 1.276126878130217) internal successors, (3822), 3054 states have internal predecessors, (3822), 1001 states have call successors, (1001), 278 states have call predecessors, (1001), 276 states have return successors, (1008), 984 states have call predecessors, (1008), 999 states have call successors, (1008) [2022-12-13 17:41:02,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4292 states to 4292 states and 5831 transitions. [2022-12-13 17:41:02,956 INFO L78 Accepts]: Start accepts. Automaton has 4292 states and 5831 transitions. Word has length 88 [2022-12-13 17:41:02,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:41:02,956 INFO L495 AbstractCegarLoop]: Abstraction has 4292 states and 5831 transitions. [2022-12-13 17:41:02,957 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-13 17:41:02,957 INFO L276 IsEmpty]: Start isEmpty. Operand 4292 states and 5831 transitions. [2022-12-13 17:41:02,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-12-13 17:41:02,958 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:41:02,959 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:41:02,959 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-13 17:41:02,959 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 23 more)] === [2022-12-13 17:41:02,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:41:02,959 INFO L85 PathProgramCache]: Analyzing trace with hash 1287049670, now seen corresponding path program 1 times [2022-12-13 17:41:02,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:41:02,959 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [319059356] [2022-12-13 17:41:02,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:41:02,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:41:03,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:03,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:41:03,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:03,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 17:41:03,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:03,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 17:41:03,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:03,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 17:41:03,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:03,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:41:03,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:03,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 17:41:03,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:03,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 17:41:03,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:03,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-12-13 17:41:03,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:03,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:41:03,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:03,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 17:41:03,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:03,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 17:41:03,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:03,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-12-13 17:41:03,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:03,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-12-13 17:41:03,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:03,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:41:03,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:03,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-12-13 17:41:03,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:03,417 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2022-12-13 17:41:03,417 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:41:03,418 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [319059356] [2022-12-13 17:41:03,418 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [319059356] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:41:03,418 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:41:03,418 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-13 17:41:03,418 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647119936] [2022-12-13 17:41:03,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:41:03,418 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 17:41:03,418 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:41:03,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 17:41:03,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-12-13 17:41:03,419 INFO L87 Difference]: Start difference. First operand 4292 states and 5831 transitions. Second operand has 8 states, 8 states have (on average 6.125) internal successors, (49), 5 states have internal predecessors, (49), 2 states have call successors, (16), 4 states have call predecessors, (16), 2 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 17:41:10,441 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:41:31,956 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:41:34,907 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:41:40,513 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-13 17:41:45,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:41:45,556 INFO L93 Difference]: Finished difference Result 8993 states and 12668 transitions. [2022-12-13 17:41:45,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-12-13 17:41:45,557 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.125) internal successors, (49), 5 states have internal predecessors, (49), 2 states have call successors, (16), 4 states have call predecessors, (16), 2 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) Word has length 106 [2022-12-13 17:41:45,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:41:45,581 INFO L225 Difference]: With dead ends: 8993 [2022-12-13 17:41:45,581 INFO L226 Difference]: Without dead ends: 4720 [2022-12-13 17:41:45,598 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2022-12-13 17:41:45,599 INFO L413 NwaCegarLoop]: 1968 mSDtfsCounter, 5530 mSDsluCounter, 6426 mSDsCounter, 0 mSdLazyCounter, 11969 mSolverCounterSat, 2742 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 38.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5932 SdHoareTripleChecker+Valid, 8394 SdHoareTripleChecker+Invalid, 14715 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2742 IncrementalHoareTripleChecker+Valid, 11969 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 41.3s IncrementalHoareTripleChecker+Time [2022-12-13 17:41:45,599 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5932 Valid, 8394 Invalid, 14715 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2742 Valid, 11969 Invalid, 4 Unknown, 0 Unchecked, 41.3s Time] [2022-12-13 17:41:45,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4720 states. [2022-12-13 17:41:45,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4720 to 4292. [2022-12-13 17:41:45,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4292 states, 2995 states have (on average 1.2754590984974958) internal successors, (3820), 3054 states have internal predecessors, (3820), 1001 states have call successors, (1001), 278 states have call predecessors, (1001), 276 states have return successors, (1008), 984 states have call predecessors, (1008), 999 states have call successors, (1008) [2022-12-13 17:41:45,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4292 states to 4292 states and 5829 transitions. [2022-12-13 17:41:45,821 INFO L78 Accepts]: Start accepts. Automaton has 4292 states and 5829 transitions. Word has length 106 [2022-12-13 17:41:45,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:41:45,821 INFO L495 AbstractCegarLoop]: Abstraction has 4292 states and 5829 transitions. [2022-12-13 17:41:45,821 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.125) internal successors, (49), 5 states have internal predecessors, (49), 2 states have call successors, (16), 4 states have call predecessors, (16), 2 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 17:41:45,821 INFO L276 IsEmpty]: Start isEmpty. Operand 4292 states and 5829 transitions. [2022-12-13 17:41:45,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-12-13 17:41:45,822 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:41:45,823 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:41:45,823 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-13 17:41:45,823 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 23 more)] === [2022-12-13 17:41:45,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:41:45,823 INFO L85 PathProgramCache]: Analyzing trace with hash 1287109252, now seen corresponding path program 1 times [2022-12-13 17:41:45,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:41:45,823 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95059554] [2022-12-13 17:41:45,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:41:45,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:41:45,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:46,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:41:46,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:46,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 17:41:46,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:46,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 17:41:46,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:46,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 17:41:46,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:46,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:41:46,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:46,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 17:41:46,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:46,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 17:41:46,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:46,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-12-13 17:41:46,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:46,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:41:46,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:46,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 17:41:46,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:46,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 17:41:46,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:46,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-12-13 17:41:46,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:46,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-12-13 17:41:46,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:46,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:41:46,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:46,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-12-13 17:41:46,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:41:46,293 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2022-12-13 17:41:46,293 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:41:46,293 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [95059554] [2022-12-13 17:41:46,293 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [95059554] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:41:46,293 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:41:46,293 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 17:41:46,293 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [233127640] [2022-12-13 17:41:46,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:41:46,294 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 17:41:46,294 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:41:46,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 17:41:46,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 17:41:46,295 INFO L87 Difference]: Start difference. First operand 4292 states and 5829 transitions. Second operand has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2022-12-13 17:41:52,231 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:42:10,239 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:42:12,986 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:42:20,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:42:20,118 INFO L93 Difference]: Finished difference Result 4720 states and 6560 transitions. [2022-12-13 17:42:20,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 17:42:20,118 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 106 [2022-12-13 17:42:20,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:42:20,132 INFO L225 Difference]: With dead ends: 4720 [2022-12-13 17:42:20,132 INFO L226 Difference]: Without dead ends: 4718 [2022-12-13 17:42:20,134 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-12-13 17:42:20,134 INFO L413 NwaCegarLoop]: 1972 mSDtfsCounter, 2731 mSDsluCounter, 5248 mSDsCounter, 0 mSdLazyCounter, 8776 mSolverCounterSat, 1594 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2958 SdHoareTripleChecker+Valid, 7220 SdHoareTripleChecker+Invalid, 10373 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1594 IncrementalHoareTripleChecker+Valid, 8776 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 33.2s IncrementalHoareTripleChecker+Time [2022-12-13 17:42:20,134 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2958 Valid, 7220 Invalid, 10373 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1594 Valid, 8776 Invalid, 3 Unknown, 0 Unchecked, 33.2s Time] [2022-12-13 17:42:20,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4718 states. [2022-12-13 17:42:20,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4718 to 4290. [2022-12-13 17:42:20,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4290 states, 2994 states have (on average 1.274883099532398) internal successors, (3817), 3052 states have internal predecessors, (3817), 1001 states have call successors, (1001), 278 states have call predecessors, (1001), 276 states have return successors, (1008), 984 states have call predecessors, (1008), 999 states have call successors, (1008) [2022-12-13 17:42:20,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4290 states to 4290 states and 5826 transitions. [2022-12-13 17:42:20,344 INFO L78 Accepts]: Start accepts. Automaton has 4290 states and 5826 transitions. Word has length 106 [2022-12-13 17:42:20,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:42:20,344 INFO L495 AbstractCegarLoop]: Abstraction has 4290 states and 5826 transitions. [2022-12-13 17:42:20,344 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2022-12-13 17:42:20,345 INFO L276 IsEmpty]: Start isEmpty. Operand 4290 states and 5826 transitions. [2022-12-13 17:42:20,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-12-13 17:42:20,345 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:42:20,346 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:42:20,346 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-13 17:42:20,346 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 23 more)] === [2022-12-13 17:42:20,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:42:20,346 INFO L85 PathProgramCache]: Analyzing trace with hash 1136679134, now seen corresponding path program 1 times [2022-12-13 17:42:20,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:42:20,346 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [337064277] [2022-12-13 17:42:20,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:42:20,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:42:20,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:20,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:42:20,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:20,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 17:42:20,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:20,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 17:42:20,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:20,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 17:42:20,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:20,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-12-13 17:42:20,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:20,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 17:42:20,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:20,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:42:20,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:20,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 17:42:20,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:20,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-12-13 17:42:20,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:20,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-12-13 17:42:20,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:20,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-12-13 17:42:20,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:20,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-12-13 17:42:20,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:20,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-12-13 17:42:20,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:20,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-12-13 17:42:20,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:20,645 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-12-13 17:42:20,645 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:42:20,645 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [337064277] [2022-12-13 17:42:20,645 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [337064277] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:42:20,646 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:42:20,646 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 17:42:20,646 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1391502060] [2022-12-13 17:42:20,646 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:42:20,646 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 17:42:20,646 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:42:20,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 17:42:20,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 17:42:20,647 INFO L87 Difference]: Start difference. First operand 4290 states and 5826 transitions. Second operand has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-12-13 17:42:25,337 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:42:29,871 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:42:39,323 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:42:44,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:42:44,264 INFO L93 Difference]: Finished difference Result 4290 states and 5826 transitions. [2022-12-13 17:42:44,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 17:42:44,265 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 94 [2022-12-13 17:42:44,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:42:44,275 INFO L225 Difference]: With dead ends: 4290 [2022-12-13 17:42:44,275 INFO L226 Difference]: Without dead ends: 4288 [2022-12-13 17:42:44,276 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-12-13 17:42:44,277 INFO L413 NwaCegarLoop]: 1576 mSDtfsCounter, 5942 mSDsluCounter, 3090 mSDsCounter, 0 mSdLazyCounter, 5947 mSolverCounterSat, 2792 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6253 SdHoareTripleChecker+Valid, 4666 SdHoareTripleChecker+Invalid, 8742 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2792 IncrementalHoareTripleChecker+Valid, 5947 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.0s IncrementalHoareTripleChecker+Time [2022-12-13 17:42:44,277 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6253 Valid, 4666 Invalid, 8742 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2792 Valid, 5947 Invalid, 3 Unknown, 0 Unchecked, 23.0s Time] [2022-12-13 17:42:44,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4288 states. [2022-12-13 17:42:44,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4288 to 4288. [2022-12-13 17:42:44,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4288 states, 2993 states have (on average 1.2746408286000668) internal successors, (3815), 3050 states have internal predecessors, (3815), 1001 states have call successors, (1001), 278 states have call predecessors, (1001), 276 states have return successors, (1008), 984 states have call predecessors, (1008), 999 states have call successors, (1008) [2022-12-13 17:42:44,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4288 states to 4288 states and 5824 transitions. [2022-12-13 17:42:44,488 INFO L78 Accepts]: Start accepts. Automaton has 4288 states and 5824 transitions. Word has length 94 [2022-12-13 17:42:44,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:42:44,488 INFO L495 AbstractCegarLoop]: Abstraction has 4288 states and 5824 transitions. [2022-12-13 17:42:44,488 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-12-13 17:42:44,488 INFO L276 IsEmpty]: Start isEmpty. Operand 4288 states and 5824 transitions. [2022-12-13 17:42:44,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-12-13 17:42:44,489 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:42:44,489 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:42:44,489 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-12-13 17:42:44,490 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_check_alloc_flagsErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 23 more)] === [2022-12-13 17:42:44,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:42:44,490 INFO L85 PathProgramCache]: Analyzing trace with hash 1708050698, now seen corresponding path program 1 times [2022-12-13 17:42:44,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:42:44,490 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533674666] [2022-12-13 17:42:44,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:42:44,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:42:44,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:44,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:42:44,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:44,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 17:42:44,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:44,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 17:42:44,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:44,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 17:42:44,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:44,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:42:44,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:44,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 17:42:44,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:44,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 17:42:44,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:44,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-12-13 17:42:44,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:44,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:42:44,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:44,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 17:42:44,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:44,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 17:42:44,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:44,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-12-13 17:42:44,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:44,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-12-13 17:42:44,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:44,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:42:44,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:44,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-12-13 17:42:44,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:42:44,857 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2022-12-13 17:42:44,857 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:42:44,857 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1533674666] [2022-12-13 17:42:44,857 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1533674666] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:42:44,857 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:42:44,857 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 17:42:44,857 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1996361608] [2022-12-13 17:42:44,858 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:42:44,858 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 17:42:44,858 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:42:44,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 17:42:44,859 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 17:42:44,859 INFO L87 Difference]: Start difference. First operand 4288 states and 5824 transitions. Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 3 states have internal predecessors, (53), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 17:42:49,076 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:42:58,762 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:43:01,152 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:43:06,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:43:06,046 INFO L93 Difference]: Finished difference Result 8979 states and 12647 transitions. [2022-12-13 17:43:06,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 17:43:06,047 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 3 states have internal predecessors, (53), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 110 [2022-12-13 17:43:06,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:43:06,061 INFO L225 Difference]: With dead ends: 8979 [2022-12-13 17:43:06,061 INFO L226 Difference]: Without dead ends: 4710 [2022-12-13 17:43:06,073 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-12-13 17:43:06,073 INFO L413 NwaCegarLoop]: 1970 mSDtfsCounter, 5484 mSDsluCounter, 2074 mSDsCounter, 0 mSdLazyCounter, 4243 mSolverCounterSat, 2740 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5883 SdHoareTripleChecker+Valid, 4044 SdHoareTripleChecker+Invalid, 6986 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2740 IncrementalHoareTripleChecker+Valid, 4243 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.6s IncrementalHoareTripleChecker+Time [2022-12-13 17:43:06,073 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5883 Valid, 4044 Invalid, 6986 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2740 Valid, 4243 Invalid, 3 Unknown, 0 Unchecked, 20.6s Time] [2022-12-13 17:43:06,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4710 states. [2022-12-13 17:43:06,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4710 to 4282. [2022-12-13 17:43:06,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4282 states, 2988 states have (on average 1.2737617135207497) internal successors, (3806), 3044 states have internal predecessors, (3806), 1001 states have call successors, (1001), 278 states have call predecessors, (1001), 276 states have return successors, (1008), 984 states have call predecessors, (1008), 999 states have call successors, (1008) [2022-12-13 17:43:06,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4282 states to 4282 states and 5815 transitions. [2022-12-13 17:43:06,371 INFO L78 Accepts]: Start accepts. Automaton has 4282 states and 5815 transitions. Word has length 110 [2022-12-13 17:43:06,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:43:06,372 INFO L495 AbstractCegarLoop]: Abstraction has 4282 states and 5815 transitions. [2022-12-13 17:43:06,372 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 3 states have internal predecessors, (53), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 17:43:06,372 INFO L276 IsEmpty]: Start isEmpty. Operand 4282 states and 5815 transitions. [2022-12-13 17:43:06,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-12-13 17:43:06,373 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:43:06,373 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:43:06,373 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-12-13 17:43:06,373 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 23 more)] === [2022-12-13 17:43:06,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:43:06,373 INFO L85 PathProgramCache]: Analyzing trace with hash 584719660, now seen corresponding path program 1 times [2022-12-13 17:43:06,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:43:06,373 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [810864046] [2022-12-13 17:43:06,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:43:06,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:43:06,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:06,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:43:06,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:06,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 17:43:06,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:06,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 17:43:06,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:06,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 17:43:06,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:06,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-12-13 17:43:06,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:06,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 17:43:06,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:06,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:43:06,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:06,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 17:43:06,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:06,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-12-13 17:43:06,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:06,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-12-13 17:43:06,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:06,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-12-13 17:43:06,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:06,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-12-13 17:43:06,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:06,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-12-13 17:43:06,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:06,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-12-13 17:43:06,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:06,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-12-13 17:43:06,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:06,652 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-12-13 17:43:06,652 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:43:06,652 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [810864046] [2022-12-13 17:43:06,652 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [810864046] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:43:06,653 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:43:06,653 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 17:43:06,653 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1931704764] [2022-12-13 17:43:06,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:43:06,653 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 17:43:06,653 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:43:06,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 17:43:06,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 17:43:06,654 INFO L87 Difference]: Start difference. First operand 4282 states and 5815 transitions. Second operand has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-13 17:43:11,314 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:43:15,679 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:43:25,043 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:43:29,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:43:29,753 INFO L93 Difference]: Finished difference Result 4282 states and 5815 transitions. [2022-12-13 17:43:29,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 17:43:29,754 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 100 [2022-12-13 17:43:29,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:43:29,775 INFO L225 Difference]: With dead ends: 4282 [2022-12-13 17:43:29,775 INFO L226 Difference]: Without dead ends: 4280 [2022-12-13 17:43:29,777 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-12-13 17:43:29,778 INFO L413 NwaCegarLoop]: 1576 mSDtfsCounter, 5921 mSDsluCounter, 3090 mSDsCounter, 0 mSdLazyCounter, 5933 mSolverCounterSat, 2792 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6231 SdHoareTripleChecker+Valid, 4666 SdHoareTripleChecker+Invalid, 8728 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2792 IncrementalHoareTripleChecker+Valid, 5933 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.4s IncrementalHoareTripleChecker+Time [2022-12-13 17:43:29,778 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6231 Valid, 4666 Invalid, 8728 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2792 Valid, 5933 Invalid, 3 Unknown, 0 Unchecked, 22.4s Time] [2022-12-13 17:43:29,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4280 states. [2022-12-13 17:43:30,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4280 to 4280. [2022-12-13 17:43:30,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4280 states, 2987 states have (on average 1.2735185805155675) internal successors, (3804), 3042 states have internal predecessors, (3804), 1001 states have call successors, (1001), 278 states have call predecessors, (1001), 276 states have return successors, (1008), 984 states have call predecessors, (1008), 999 states have call successors, (1008) [2022-12-13 17:43:30,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4280 states to 4280 states and 5813 transitions. [2022-12-13 17:43:30,141 INFO L78 Accepts]: Start accepts. Automaton has 4280 states and 5813 transitions. Word has length 100 [2022-12-13 17:43:30,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:43:30,142 INFO L495 AbstractCegarLoop]: Abstraction has 4280 states and 5813 transitions. [2022-12-13 17:43:30,142 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-13 17:43:30,142 INFO L276 IsEmpty]: Start isEmpty. Operand 4280 states and 5813 transitions. [2022-12-13 17:43:30,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-12-13 17:43:30,143 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:43:30,143 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:43:30,143 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-12-13 17:43:30,143 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 23 more)] === [2022-12-13 17:43:30,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:43:30,143 INFO L85 PathProgramCache]: Analyzing trace with hash -950580887, now seen corresponding path program 1 times [2022-12-13 17:43:30,143 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:43:30,143 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1486951719] [2022-12-13 17:43:30,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:43:30,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:43:30,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:30,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:43:30,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:30,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 17:43:30,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:30,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 17:43:30,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:30,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 17:43:30,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:30,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-12-13 17:43:30,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:30,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 17:43:30,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:30,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:43:30,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:30,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 17:43:30,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:30,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-12-13 17:43:30,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:30,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-12-13 17:43:30,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:30,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-12-13 17:43:30,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:30,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-12-13 17:43:30,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:30,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-12-13 17:43:30,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:30,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-12-13 17:43:30,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:30,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-12-13 17:43:30,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:30,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 17:43:30,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:30,421 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-12-13 17:43:30,421 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:43:30,421 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1486951719] [2022-12-13 17:43:30,421 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1486951719] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:43:30,421 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:43:30,421 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 17:43:30,422 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129533139] [2022-12-13 17:43:30,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:43:30,422 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 17:43:30,422 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:43:30,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 17:43:30,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 17:43:30,422 INFO L87 Difference]: Start difference. First operand 4280 states and 5813 transitions. Second operand has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-12-13 17:43:34,992 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:43:39,749 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:43:49,655 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:43:53,712 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-12-13 17:43:56,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:43:56,222 INFO L93 Difference]: Finished difference Result 4280 states and 5813 transitions. [2022-12-13 17:43:56,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 17:43:56,223 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 106 [2022-12-13 17:43:56,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:43:56,237 INFO L225 Difference]: With dead ends: 4280 [2022-12-13 17:43:56,237 INFO L226 Difference]: Without dead ends: 4278 [2022-12-13 17:43:56,239 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-12-13 17:43:56,240 INFO L413 NwaCegarLoop]: 1577 mSDtfsCounter, 5913 mSDsluCounter, 3092 mSDsCounter, 0 mSdLazyCounter, 5921 mSolverCounterSat, 2794 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6222 SdHoareTripleChecker+Valid, 4669 SdHoareTripleChecker+Invalid, 8719 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2794 IncrementalHoareTripleChecker+Valid, 5921 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.2s IncrementalHoareTripleChecker+Time [2022-12-13 17:43:56,240 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6222 Valid, 4669 Invalid, 8719 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2794 Valid, 5921 Invalid, 4 Unknown, 0 Unchecked, 25.2s Time] [2022-12-13 17:43:56,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4278 states. [2022-12-13 17:43:56,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4278 to 4278. [2022-12-13 17:43:56,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4278 states, 2986 states have (on average 1.2732752846617548) internal successors, (3802), 3040 states have internal predecessors, (3802), 1001 states have call successors, (1001), 278 states have call predecessors, (1001), 276 states have return successors, (1008), 984 states have call predecessors, (1008), 999 states have call successors, (1008) [2022-12-13 17:43:56,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4278 states to 4278 states and 5811 transitions. [2022-12-13 17:43:56,524 INFO L78 Accepts]: Start accepts. Automaton has 4278 states and 5811 transitions. Word has length 106 [2022-12-13 17:43:56,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:43:56,524 INFO L495 AbstractCegarLoop]: Abstraction has 4278 states and 5811 transitions. [2022-12-13 17:43:56,524 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-12-13 17:43:56,524 INFO L276 IsEmpty]: Start isEmpty. Operand 4278 states and 5811 transitions. [2022-12-13 17:43:56,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-12-13 17:43:56,525 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:43:56,525 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:43:56,525 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-12-13 17:43:56,525 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 23 more)] === [2022-12-13 17:43:56,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:43:56,525 INFO L85 PathProgramCache]: Analyzing trace with hash 1319946700, now seen corresponding path program 1 times [2022-12-13 17:43:56,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:43:56,526 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1831389476] [2022-12-13 17:43:56,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:43:56,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:43:56,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:56,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:43:56,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:56,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 17:43:56,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:56,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 17:43:56,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:56,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 17:43:56,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:56,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-12-13 17:43:56,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:56,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 17:43:56,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:56,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:43:56,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:56,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 17:43:56,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:56,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-12-13 17:43:56,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:56,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-12-13 17:43:56,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:56,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-12-13 17:43:56,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:56,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-12-13 17:43:56,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:56,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-12-13 17:43:56,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:56,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-12-13 17:43:56,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:56,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-12-13 17:43:56,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:56,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 17:43:56,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:43:56,804 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-12-13 17:43:56,804 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:43:56,804 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1831389476] [2022-12-13 17:43:56,804 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1831389476] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:43:56,804 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:43:56,804 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 17:43:56,804 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1513610945] [2022-12-13 17:43:56,804 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:43:56,804 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 17:43:56,804 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:43:56,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 17:43:56,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 17:43:56,805 INFO L87 Difference]: Start difference. First operand 4278 states and 5811 transitions. Second operand has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-12-13 17:44:01,549 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:44:06,174 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:44:16,224 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:44:21,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:44:21,303 INFO L93 Difference]: Finished difference Result 4278 states and 5811 transitions. [2022-12-13 17:44:21,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 17:44:21,303 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 108 [2022-12-13 17:44:21,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:44:21,313 INFO L225 Difference]: With dead ends: 4278 [2022-12-13 17:44:21,314 INFO L226 Difference]: Without dead ends: 4276 [2022-12-13 17:44:21,315 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-12-13 17:44:21,316 INFO L413 NwaCegarLoop]: 1576 mSDtfsCounter, 5907 mSDsluCounter, 3090 mSDsCounter, 0 mSdLazyCounter, 5925 mSolverCounterSat, 2792 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6216 SdHoareTripleChecker+Valid, 4666 SdHoareTripleChecker+Invalid, 8720 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2792 IncrementalHoareTripleChecker+Valid, 5925 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.8s IncrementalHoareTripleChecker+Time [2022-12-13 17:44:21,316 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6216 Valid, 4666 Invalid, 8720 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2792 Valid, 5925 Invalid, 3 Unknown, 0 Unchecked, 23.8s Time] [2022-12-13 17:44:21,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4276 states. [2022-12-13 17:44:21,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4276 to 4276. [2022-12-13 17:44:21,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4276 states, 2985 states have (on average 1.273031825795645) internal successors, (3800), 3038 states have internal predecessors, (3800), 1001 states have call successors, (1001), 278 states have call predecessors, (1001), 276 states have return successors, (1008), 984 states have call predecessors, (1008), 999 states have call successors, (1008) [2022-12-13 17:44:21,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4276 states to 4276 states and 5809 transitions. [2022-12-13 17:44:21,581 INFO L78 Accepts]: Start accepts. Automaton has 4276 states and 5809 transitions. Word has length 108 [2022-12-13 17:44:21,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:44:21,582 INFO L495 AbstractCegarLoop]: Abstraction has 4276 states and 5809 transitions. [2022-12-13 17:44:21,582 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-12-13 17:44:21,582 INFO L276 IsEmpty]: Start isEmpty. Operand 4276 states and 5809 transitions. [2022-12-13 17:44:21,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-12-13 17:44:21,583 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:44:21,583 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:44:21,583 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-12-13 17:44:21,583 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_linux_kernel_module_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 23 more)] === [2022-12-13 17:44:21,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:44:21,584 INFO L85 PathProgramCache]: Analyzing trace with hash 517167516, now seen corresponding path program 1 times [2022-12-13 17:44:21,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:44:21,584 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915799194] [2022-12-13 17:44:21,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:44:21,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:44:21,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:21,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:44:21,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:21,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 17:44:21,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:21,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 17:44:21,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:21,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 17:44:21,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:21,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-12-13 17:44:21,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:21,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 17:44:21,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:21,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:44:21,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:21,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 17:44:21,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:21,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-12-13 17:44:21,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:21,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-12-13 17:44:21,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:21,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-12-13 17:44:21,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:21,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-12-13 17:44:21,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:21,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-12-13 17:44:21,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:21,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-12-13 17:44:21,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:21,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-12-13 17:44:21,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:21,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 17:44:21,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:21,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 17:44:21,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:21,871 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-12-13 17:44:21,871 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:44:21,871 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1915799194] [2022-12-13 17:44:21,871 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1915799194] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:44:21,871 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:44:21,871 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 17:44:21,871 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [241239093] [2022-12-13 17:44:21,872 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:44:21,872 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 17:44:21,872 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:44:21,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 17:44:21,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 17:44:21,873 INFO L87 Difference]: Start difference. First operand 4276 states and 5809 transitions. Second operand has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-12-13 17:44:26,760 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:44:31,737 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:44:41,140 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:44:46,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:44:46,555 INFO L93 Difference]: Finished difference Result 4276 states and 5809 transitions. [2022-12-13 17:44:46,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 17:44:46,555 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 114 [2022-12-13 17:44:46,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:44:46,565 INFO L225 Difference]: With dead ends: 4276 [2022-12-13 17:44:46,565 INFO L226 Difference]: Without dead ends: 4274 [2022-12-13 17:44:46,566 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-12-13 17:44:46,567 INFO L413 NwaCegarLoop]: 1576 mSDtfsCounter, 5903 mSDsluCounter, 3090 mSDsCounter, 0 mSdLazyCounter, 5921 mSolverCounterSat, 2792 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6211 SdHoareTripleChecker+Valid, 4666 SdHoareTripleChecker+Invalid, 8716 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2792 IncrementalHoareTripleChecker+Valid, 5921 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.0s IncrementalHoareTripleChecker+Time [2022-12-13 17:44:46,567 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6211 Valid, 4666 Invalid, 8716 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2792 Valid, 5921 Invalid, 3 Unknown, 0 Unchecked, 24.0s Time] [2022-12-13 17:44:46,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4274 states. [2022-12-13 17:44:46,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4274 to 4274. [2022-12-13 17:44:46,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4274 states, 2984 states have (on average 1.272788203753351) internal successors, (3798), 3036 states have internal predecessors, (3798), 1001 states have call successors, (1001), 278 states have call predecessors, (1001), 276 states have return successors, (1008), 984 states have call predecessors, (1008), 999 states have call successors, (1008) [2022-12-13 17:44:46,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4274 states to 4274 states and 5807 transitions. [2022-12-13 17:44:46,881 INFO L78 Accepts]: Start accepts. Automaton has 4274 states and 5807 transitions. Word has length 114 [2022-12-13 17:44:46,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:44:46,881 INFO L495 AbstractCegarLoop]: Abstraction has 4274 states and 5807 transitions. [2022-12-13 17:44:46,881 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-12-13 17:44:46,882 INFO L276 IsEmpty]: Start isEmpty. Operand 4274 states and 5807 transitions. [2022-12-13 17:44:46,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-12-13 17:44:46,883 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:44:46,883 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:44:46,883 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-12-13 17:44:46,883 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_linux_kernel_rcu_update_lock_bh_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 23 more)] === [2022-12-13 17:44:46,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:44:46,883 INFO L85 PathProgramCache]: Analyzing trace with hash -452280591, now seen corresponding path program 1 times [2022-12-13 17:44:46,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:44:46,883 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [905614293] [2022-12-13 17:44:46,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:44:46,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:44:46,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:47,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:44:47,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:47,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 17:44:47,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:47,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 17:44:47,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:47,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 17:44:47,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:47,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-12-13 17:44:47,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:47,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 17:44:47,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:47,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:44:47,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:47,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 17:44:47,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:47,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-12-13 17:44:47,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:47,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-12-13 17:44:47,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:47,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-12-13 17:44:47,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:47,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-12-13 17:44:47,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:47,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-12-13 17:44:47,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:47,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-12-13 17:44:47,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:47,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-12-13 17:44:47,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:47,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 17:44:47,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:47,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 17:44:47,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:47,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-12-13 17:44:47,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:47,178 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-12-13 17:44:47,178 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:44:47,178 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [905614293] [2022-12-13 17:44:47,178 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [905614293] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:44:47,178 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:44:47,178 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 17:44:47,178 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [643365610] [2022-12-13 17:44:47,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:44:47,179 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 17:44:47,179 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:44:47,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 17:44:47,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 17:44:47,179 INFO L87 Difference]: Start difference. First operand 4274 states and 5807 transitions. Second operand has 6 states, 6 states have (on average 12.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-12-13 17:44:52,217 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:44:56,745 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:45:06,267 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:45:11,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:45:11,641 INFO L93 Difference]: Finished difference Result 4274 states and 5807 transitions. [2022-12-13 17:45:11,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 17:45:11,642 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 120 [2022-12-13 17:45:11,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:45:11,651 INFO L225 Difference]: With dead ends: 4274 [2022-12-13 17:45:11,652 INFO L226 Difference]: Without dead ends: 4272 [2022-12-13 17:45:11,653 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-12-13 17:45:11,653 INFO L413 NwaCegarLoop]: 1576 mSDtfsCounter, 5897 mSDsluCounter, 3090 mSDsCounter, 0 mSdLazyCounter, 5917 mSolverCounterSat, 2792 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6204 SdHoareTripleChecker+Valid, 4666 SdHoareTripleChecker+Invalid, 8712 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2792 IncrementalHoareTripleChecker+Valid, 5917 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.7s IncrementalHoareTripleChecker+Time [2022-12-13 17:45:11,653 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6204 Valid, 4666 Invalid, 8712 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2792 Valid, 5917 Invalid, 3 Unknown, 0 Unchecked, 23.7s Time] [2022-12-13 17:45:11,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4272 states. [2022-12-13 17:45:11,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4272 to 4272. [2022-12-13 17:45:11,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4272 states, 2983 states have (on average 1.2725444183707677) internal successors, (3796), 3034 states have internal predecessors, (3796), 1001 states have call successors, (1001), 278 states have call predecessors, (1001), 276 states have return successors, (1008), 984 states have call predecessors, (1008), 999 states have call successors, (1008) [2022-12-13 17:45:11,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4272 states to 4272 states and 5805 transitions. [2022-12-13 17:45:11,970 INFO L78 Accepts]: Start accepts. Automaton has 4272 states and 5805 transitions. Word has length 120 [2022-12-13 17:45:11,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:45:11,970 INFO L495 AbstractCegarLoop]: Abstraction has 4272 states and 5805 transitions. [2022-12-13 17:45:11,970 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-12-13 17:45:11,971 INFO L276 IsEmpty]: Start isEmpty. Operand 4272 states and 5805 transitions. [2022-12-13 17:45:11,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-12-13 17:45:11,972 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:45:11,972 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:45:11,972 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-12-13 17:45:11,972 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_linux_kernel_rcu_update_lock_sched_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 23 more)] === [2022-12-13 17:45:11,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:45:11,972 INFO L85 PathProgramCache]: Analyzing trace with hash 1968136246, now seen corresponding path program 1 times [2022-12-13 17:45:11,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:45:11,972 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [847723320] [2022-12-13 17:45:11,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:45:11,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:45:12,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:12,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:45:12,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:12,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 17:45:12,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:12,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 17:45:12,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:12,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 17:45:12,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:12,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-12-13 17:45:12,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:12,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 17:45:12,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:12,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:45:12,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:12,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 17:45:12,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:12,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-12-13 17:45:12,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:12,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-12-13 17:45:12,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:12,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-12-13 17:45:12,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:12,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-12-13 17:45:12,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:12,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-12-13 17:45:12,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:12,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-12-13 17:45:12,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:12,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-12-13 17:45:12,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:12,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 17:45:12,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:12,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 17:45:12,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:12,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-12-13 17:45:12,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:12,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-12-13 17:45:12,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:12,296 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-12-13 17:45:12,296 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:45:12,296 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [847723320] [2022-12-13 17:45:12,296 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [847723320] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:45:12,296 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:45:12,296 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 17:45:12,296 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1632757629] [2022-12-13 17:45:12,296 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:45:12,296 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 17:45:12,296 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:45:12,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 17:45:12,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 17:45:12,297 INFO L87 Difference]: Start difference. First operand 4272 states and 5805 transitions. Second operand has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 4 states have internal predecessors, (76), 2 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-12-13 17:45:17,491 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:45:22,008 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:45:31,443 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:45:36,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:45:36,477 INFO L93 Difference]: Finished difference Result 4272 states and 5805 transitions. [2022-12-13 17:45:36,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 17:45:36,478 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 4 states have internal predecessors, (76), 2 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 126 [2022-12-13 17:45:36,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:45:36,487 INFO L225 Difference]: With dead ends: 4272 [2022-12-13 17:45:36,487 INFO L226 Difference]: Without dead ends: 4270 [2022-12-13 17:45:36,488 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-12-13 17:45:36,488 INFO L413 NwaCegarLoop]: 1576 mSDtfsCounter, 5891 mSDsluCounter, 3090 mSDsCounter, 0 mSdLazyCounter, 5913 mSolverCounterSat, 2792 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6197 SdHoareTripleChecker+Valid, 4666 SdHoareTripleChecker+Invalid, 8708 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2792 IncrementalHoareTripleChecker+Valid, 5913 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.4s IncrementalHoareTripleChecker+Time [2022-12-13 17:45:36,489 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6197 Valid, 4666 Invalid, 8708 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2792 Valid, 5913 Invalid, 3 Unknown, 0 Unchecked, 23.4s Time] [2022-12-13 17:45:36,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4270 states. [2022-12-13 17:45:36,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4270 to 4270. [2022-12-13 17:45:36,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4270 states, 2982 states have (on average 1.272300469483568) internal successors, (3794), 3032 states have internal predecessors, (3794), 1001 states have call successors, (1001), 278 states have call predecessors, (1001), 276 states have return successors, (1008), 984 states have call predecessors, (1008), 999 states have call successors, (1008) [2022-12-13 17:45:36,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4270 states to 4270 states and 5803 transitions. [2022-12-13 17:45:36,797 INFO L78 Accepts]: Start accepts. Automaton has 4270 states and 5803 transitions. Word has length 126 [2022-12-13 17:45:36,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:45:36,797 INFO L495 AbstractCegarLoop]: Abstraction has 4270 states and 5803 transitions. [2022-12-13 17:45:36,797 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 4 states have internal predecessors, (76), 2 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-12-13 17:45:36,797 INFO L276 IsEmpty]: Start isEmpty. Operand 4270 states and 5803 transitions. [2022-12-13 17:45:36,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-12-13 17:45:36,798 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:45:36,799 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:45:36,799 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-12-13 17:45:36,799 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 23 more)] === [2022-12-13 17:45:36,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:45:36,799 INFO L85 PathProgramCache]: Analyzing trace with hash 1987008403, now seen corresponding path program 1 times [2022-12-13 17:45:36,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:45:36,799 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [787682887] [2022-12-13 17:45:36,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:45:36,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:45:36,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:37,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:45:37,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:37,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 17:45:37,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:37,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 17:45:37,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:37,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 17:45:37,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:37,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-12-13 17:45:37,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:37,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 17:45:37,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:37,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:45:37,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:37,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 17:45:37,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:37,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-12-13 17:45:37,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:37,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-12-13 17:45:37,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:37,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-12-13 17:45:37,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:37,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-12-13 17:45:37,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:37,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-12-13 17:45:37,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:37,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-12-13 17:45:37,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:37,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-12-13 17:45:37,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:37,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 17:45:37,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:37,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 17:45:37,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:37,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-12-13 17:45:37,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:37,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-12-13 17:45:37,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:37,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-12-13 17:45:37,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:45:37,123 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-12-13 17:45:37,123 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:45:37,123 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [787682887] [2022-12-13 17:45:37,123 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [787682887] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:45:37,123 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:45:37,123 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 17:45:37,123 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [727857265] [2022-12-13 17:45:37,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:45:37,124 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 17:45:37,124 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:45:37,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 17:45:37,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 17:45:37,125 INFO L87 Difference]: Start difference. First operand 4270 states and 5803 transitions. Second operand has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-12-13 17:45:41,909 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:45:46,987 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:45:56,491 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:46:02,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:46:02,252 INFO L93 Difference]: Finished difference Result 4270 states and 5803 transitions. [2022-12-13 17:46:02,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 17:46:02,252 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 132 [2022-12-13 17:46:02,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:46:02,261 INFO L225 Difference]: With dead ends: 4270 [2022-12-13 17:46:02,262 INFO L226 Difference]: Without dead ends: 4268 [2022-12-13 17:46:02,263 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-12-13 17:46:02,263 INFO L413 NwaCegarLoop]: 1576 mSDtfsCounter, 5885 mSDsluCounter, 3090 mSDsCounter, 0 mSdLazyCounter, 5909 mSolverCounterSat, 2792 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6190 SdHoareTripleChecker+Valid, 4666 SdHoareTripleChecker+Invalid, 8704 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2792 IncrementalHoareTripleChecker+Valid, 5909 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.4s IncrementalHoareTripleChecker+Time [2022-12-13 17:46:02,264 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6190 Valid, 4666 Invalid, 8704 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2792 Valid, 5909 Invalid, 3 Unknown, 0 Unchecked, 24.4s Time] [2022-12-13 17:46:02,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4268 states. [2022-12-13 17:46:02,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4268 to 4268. [2022-12-13 17:46:02,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4268 states, 2981 states have (on average 1.2720563569272056) internal successors, (3792), 3030 states have internal predecessors, (3792), 1001 states have call successors, (1001), 278 states have call predecessors, (1001), 276 states have return successors, (1008), 984 states have call predecessors, (1008), 999 states have call successors, (1008) [2022-12-13 17:46:02,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4268 states to 4268 states and 5801 transitions. [2022-12-13 17:46:02,631 INFO L78 Accepts]: Start accepts. Automaton has 4268 states and 5801 transitions. Word has length 132 [2022-12-13 17:46:02,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:46:02,631 INFO L495 AbstractCegarLoop]: Abstraction has 4268 states and 5801 transitions. [2022-12-13 17:46:02,631 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-12-13 17:46:02,631 INFO L276 IsEmpty]: Start isEmpty. Operand 4268 states and 5801 transitions. [2022-12-13 17:46:02,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2022-12-13 17:46:02,633 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:46:02,633 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:46:02,633 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-12-13 17:46:02,633 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_linux_kernel_rcu_srcu_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 23 more)] === [2022-12-13 17:46:02,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:46:02,633 INFO L85 PathProgramCache]: Analyzing trace with hash -2076843006, now seen corresponding path program 1 times [2022-12-13 17:46:02,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:46:02,633 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1988059956] [2022-12-13 17:46:02,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:46:02,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:46:02,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:02,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:46:02,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:02,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 17:46:02,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:02,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 17:46:02,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:02,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 17:46:02,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:02,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-12-13 17:46:02,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:02,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 17:46:02,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:02,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:46:02,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:02,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 17:46:02,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:02,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-12-13 17:46:02,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:02,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-12-13 17:46:02,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:02,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-12-13 17:46:02,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:02,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-12-13 17:46:02,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:02,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-12-13 17:46:02,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:02,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-12-13 17:46:02,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:02,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-12-13 17:46:02,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:02,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 17:46:02,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:02,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 17:46:02,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:02,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-12-13 17:46:02,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:02,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-12-13 17:46:02,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:02,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-12-13 17:46:02,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:02,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-12-13 17:46:02,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:02,966 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-12-13 17:46:02,966 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:46:02,966 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1988059956] [2022-12-13 17:46:02,967 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1988059956] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:46:02,967 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:46:02,967 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 17:46:02,967 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070334228] [2022-12-13 17:46:02,967 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:46:02,967 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 17:46:02,968 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:46:02,968 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 17:46:02,968 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 17:46:02,968 INFO L87 Difference]: Start difference. First operand 4268 states and 5801 transitions. Second operand has 6 states, 6 states have (on average 14.0) internal successors, (84), 4 states have internal predecessors, (84), 2 states have call successors, (22), 4 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-12-13 17:46:07,845 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:46:12,763 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:46:22,334 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:46:26,149 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-12-13 17:46:29,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:46:29,052 INFO L93 Difference]: Finished difference Result 4268 states and 5801 transitions. [2022-12-13 17:46:29,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 17:46:29,053 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.0) internal successors, (84), 4 states have internal predecessors, (84), 2 states have call successors, (22), 4 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 138 [2022-12-13 17:46:29,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:46:29,062 INFO L225 Difference]: With dead ends: 4268 [2022-12-13 17:46:29,063 INFO L226 Difference]: Without dead ends: 4266 [2022-12-13 17:46:29,064 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-12-13 17:46:29,064 INFO L413 NwaCegarLoop]: 1577 mSDtfsCounter, 5873 mSDsluCounter, 3092 mSDsCounter, 0 mSdLazyCounter, 5901 mSolverCounterSat, 2794 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6177 SdHoareTripleChecker+Valid, 4669 SdHoareTripleChecker+Invalid, 8699 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2794 IncrementalHoareTripleChecker+Valid, 5901 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.3s IncrementalHoareTripleChecker+Time [2022-12-13 17:46:29,064 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6177 Valid, 4669 Invalid, 8699 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2794 Valid, 5901 Invalid, 4 Unknown, 0 Unchecked, 25.3s Time] [2022-12-13 17:46:29,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4266 states. [2022-12-13 17:46:29,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4266 to 4266. [2022-12-13 17:46:29,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4266 states, 2980 states have (on average 1.2718120805369129) internal successors, (3790), 3028 states have internal predecessors, (3790), 1001 states have call successors, (1001), 278 states have call predecessors, (1001), 276 states have return successors, (1008), 984 states have call predecessors, (1008), 999 states have call successors, (1008) [2022-12-13 17:46:29,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4266 states to 4266 states and 5799 transitions. [2022-12-13 17:46:29,382 INFO L78 Accepts]: Start accepts. Automaton has 4266 states and 5799 transitions. Word has length 138 [2022-12-13 17:46:29,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:46:29,382 INFO L495 AbstractCegarLoop]: Abstraction has 4266 states and 5799 transitions. [2022-12-13 17:46:29,382 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.0) internal successors, (84), 4 states have internal predecessors, (84), 2 states have call successors, (22), 4 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-12-13 17:46:29,382 INFO L276 IsEmpty]: Start isEmpty. Operand 4266 states and 5799 transitions. [2022-12-13 17:46:29,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2022-12-13 17:46:29,383 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:46:29,383 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:46:29,384 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-12-13 17:46:29,384 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_linux_lib_idr_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 23 more)] === [2022-12-13 17:46:29,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:46:29,384 INFO L85 PathProgramCache]: Analyzing trace with hash 847685564, now seen corresponding path program 1 times [2022-12-13 17:46:29,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:46:29,384 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [101046952] [2022-12-13 17:46:29,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:46:29,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:46:29,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:29,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:46:29,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:29,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 17:46:29,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:29,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 17:46:29,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:29,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 17:46:29,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:29,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-12-13 17:46:29,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:29,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 17:46:29,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:29,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:46:29,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:29,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 17:46:29,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:29,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-12-13 17:46:29,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:29,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-12-13 17:46:29,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:29,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-12-13 17:46:29,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:29,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-12-13 17:46:29,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:29,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-12-13 17:46:29,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:29,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-12-13 17:46:29,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:29,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-12-13 17:46:29,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:29,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 17:46:29,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:29,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 17:46:29,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:29,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-12-13 17:46:29,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:29,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-12-13 17:46:29,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:29,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-12-13 17:46:29,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:29,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-12-13 17:46:29,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:29,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-12-13 17:46:29,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:29,798 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-12-13 17:46:29,798 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:46:29,798 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [101046952] [2022-12-13 17:46:29,798 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [101046952] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:46:29,798 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:46:29,798 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 17:46:29,798 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [636517688] [2022-12-13 17:46:29,798 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:46:29,799 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 17:46:29,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:46:29,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 17:46:29,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 17:46:29,799 INFO L87 Difference]: Start difference. First operand 4266 states and 5799 transitions. Second operand has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-12-13 17:46:35,059 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:46:39,926 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:46:50,261 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:46:55,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:46:55,285 INFO L93 Difference]: Finished difference Result 4266 states and 5799 transitions. [2022-12-13 17:46:55,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 17:46:55,286 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 144 [2022-12-13 17:46:55,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:46:55,295 INFO L225 Difference]: With dead ends: 4266 [2022-12-13 17:46:55,295 INFO L226 Difference]: Without dead ends: 4264 [2022-12-13 17:46:55,296 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-12-13 17:46:55,296 INFO L413 NwaCegarLoop]: 1576 mSDtfsCounter, 5873 mSDsluCounter, 3090 mSDsCounter, 0 mSdLazyCounter, 5901 mSolverCounterSat, 2792 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6176 SdHoareTripleChecker+Valid, 4666 SdHoareTripleChecker+Invalid, 8696 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2792 IncrementalHoareTripleChecker+Valid, 5901 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.6s IncrementalHoareTripleChecker+Time [2022-12-13 17:46:55,296 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6176 Valid, 4666 Invalid, 8696 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2792 Valid, 5901 Invalid, 3 Unknown, 0 Unchecked, 24.6s Time] [2022-12-13 17:46:55,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4264 states. [2022-12-13 17:46:55,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4264 to 4264. [2022-12-13 17:46:55,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4264 states, 2979 states have (on average 1.2715676401477005) internal successors, (3788), 3026 states have internal predecessors, (3788), 1001 states have call successors, (1001), 278 states have call predecessors, (1001), 276 states have return successors, (1008), 984 states have call predecessors, (1008), 999 states have call successors, (1008) [2022-12-13 17:46:55,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4264 states to 4264 states and 5797 transitions. [2022-12-13 17:46:55,653 INFO L78 Accepts]: Start accepts. Automaton has 4264 states and 5797 transitions. Word has length 144 [2022-12-13 17:46:55,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:46:55,653 INFO L495 AbstractCegarLoop]: Abstraction has 4264 states and 5797 transitions. [2022-12-13 17:46:55,653 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-12-13 17:46:55,653 INFO L276 IsEmpty]: Start isEmpty. Operand 4264 states and 5797 transitions. [2022-12-13 17:46:55,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-12-13 17:46:55,654 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:46:55,655 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:46:55,655 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-12-13 17:46:55,655 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 23 more)] === [2022-12-13 17:46:55,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:46:55,655 INFO L85 PathProgramCache]: Analyzing trace with hash -569617473, now seen corresponding path program 1 times [2022-12-13 17:46:55,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:46:55,655 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1331230956] [2022-12-13 17:46:55,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:46:55,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:46:55,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:56,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:46:56,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:56,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 17:46:56,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:56,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 17:46:56,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:56,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 17:46:56,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:56,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-12-13 17:46:56,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:56,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 17:46:56,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:56,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:46:56,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:56,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 17:46:56,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:56,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-12-13 17:46:56,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:56,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-12-13 17:46:56,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:56,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-12-13 17:46:56,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:56,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-12-13 17:46:56,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:56,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-12-13 17:46:56,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:56,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-12-13 17:46:56,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:56,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-12-13 17:46:56,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:56,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 17:46:56,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:56,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 17:46:56,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:56,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-12-13 17:46:56,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:56,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-12-13 17:46:56,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:56,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-12-13 17:46:56,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:56,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-12-13 17:46:56,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:56,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-12-13 17:46:56,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:56,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-12-13 17:46:56,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:46:56,231 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-12-13 17:46:56,232 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:46:56,232 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1331230956] [2022-12-13 17:46:56,232 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1331230956] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:46:56,232 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:46:56,232 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 17:46:56,232 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [594025826] [2022-12-13 17:46:56,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:46:56,232 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 17:46:56,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:46:56,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 17:46:56,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 17:46:56,233 INFO L87 Difference]: Start difference. First operand 4264 states and 5797 transitions. Second operand has 6 states, 6 states have (on average 15.333333333333334) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (24), 4 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-12-13 17:47:01,147 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:47:05,596 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:47:15,399 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:47:20,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:47:20,560 INFO L93 Difference]: Finished difference Result 4264 states and 5797 transitions. [2022-12-13 17:47:20,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 17:47:20,560 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.333333333333334) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (24), 4 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 150 [2022-12-13 17:47:20,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:47:20,569 INFO L225 Difference]: With dead ends: 4264 [2022-12-13 17:47:20,570 INFO L226 Difference]: Without dead ends: 4262 [2022-12-13 17:47:20,571 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-12-13 17:47:20,571 INFO L413 NwaCegarLoop]: 1576 mSDtfsCounter, 5867 mSDsluCounter, 3090 mSDsCounter, 0 mSdLazyCounter, 5897 mSolverCounterSat, 2792 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6169 SdHoareTripleChecker+Valid, 4666 SdHoareTripleChecker+Invalid, 8692 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2792 IncrementalHoareTripleChecker+Valid, 5897 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.4s IncrementalHoareTripleChecker+Time [2022-12-13 17:47:20,572 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6169 Valid, 4666 Invalid, 8692 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2792 Valid, 5897 Invalid, 3 Unknown, 0 Unchecked, 23.4s Time] [2022-12-13 17:47:20,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4262 states. [2022-12-13 17:47:21,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4262 to 4262. [2022-12-13 17:47:21,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4262 states, 2978 states have (on average 1.2713230355943586) internal successors, (3786), 3024 states have internal predecessors, (3786), 1001 states have call successors, (1001), 278 states have call predecessors, (1001), 276 states have return successors, (1008), 984 states have call predecessors, (1008), 999 states have call successors, (1008) [2022-12-13 17:47:21,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4262 states to 4262 states and 5795 transitions. [2022-12-13 17:47:21,122 INFO L78 Accepts]: Start accepts. Automaton has 4262 states and 5795 transitions. Word has length 150 [2022-12-13 17:47:21,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:47:21,122 INFO L495 AbstractCegarLoop]: Abstraction has 4262 states and 5795 transitions. [2022-12-13 17:47:21,123 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.333333333333334) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (24), 4 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-12-13 17:47:21,123 INFO L276 IsEmpty]: Start isEmpty. Operand 4262 states and 5795 transitions. [2022-12-13 17:47:21,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-12-13 17:47:21,125 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:47:21,125 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:47:21,125 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-12-13 17:47:21,125 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_linux_net_rtnetlink_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 23 more)] === [2022-12-13 17:47:21,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:47:21,126 INFO L85 PathProgramCache]: Analyzing trace with hash -153901101, now seen corresponding path program 1 times [2022-12-13 17:47:21,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:47:21,126 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1207373121] [2022-12-13 17:47:21,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:47:21,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:47:21,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:21,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:47:21,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:21,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 17:47:21,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:21,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 17:47:21,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:21,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 17:47:21,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:21,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-12-13 17:47:21,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:21,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 17:47:21,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:21,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:47:21,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:21,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 17:47:21,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:21,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-12-13 17:47:21,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:21,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-12-13 17:47:21,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:21,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-12-13 17:47:21,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:21,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-12-13 17:47:21,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:21,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-12-13 17:47:21,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:21,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-12-13 17:47:21,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:21,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-12-13 17:47:21,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:21,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 17:47:21,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:21,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 17:47:21,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:21,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-12-13 17:47:21,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:21,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-12-13 17:47:21,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:21,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-12-13 17:47:21,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:21,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-12-13 17:47:21,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:21,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-12-13 17:47:21,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:21,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-12-13 17:47:21,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:21,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 17:47:21,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:21,506 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-12-13 17:47:21,506 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:47:21,506 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1207373121] [2022-12-13 17:47:21,507 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1207373121] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:47:21,507 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:47:21,507 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 17:47:21,507 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [889335470] [2022-12-13 17:47:21,507 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:47:21,507 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 17:47:21,507 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:47:21,508 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 17:47:21,508 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 17:47:21,508 INFO L87 Difference]: Start difference. First operand 4262 states and 5795 transitions. Second operand has 6 states, 6 states have (on average 16.0) internal successors, (96), 4 states have internal predecessors, (96), 2 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-12-13 17:47:26,220 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:47:31,093 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:47:41,088 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:47:46,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:47:46,796 INFO L93 Difference]: Finished difference Result 4262 states and 5795 transitions. [2022-12-13 17:47:46,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 17:47:46,797 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.0) internal successors, (96), 4 states have internal predecessors, (96), 2 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 156 [2022-12-13 17:47:46,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:47:46,806 INFO L225 Difference]: With dead ends: 4262 [2022-12-13 17:47:46,806 INFO L226 Difference]: Without dead ends: 4260 [2022-12-13 17:47:46,807 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-12-13 17:47:46,808 INFO L413 NwaCegarLoop]: 1576 mSDtfsCounter, 5861 mSDsluCounter, 3090 mSDsCounter, 0 mSdLazyCounter, 5893 mSolverCounterSat, 2792 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6162 SdHoareTripleChecker+Valid, 4666 SdHoareTripleChecker+Invalid, 8688 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2792 IncrementalHoareTripleChecker+Valid, 5893 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.4s IncrementalHoareTripleChecker+Time [2022-12-13 17:47:46,808 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6162 Valid, 4666 Invalid, 8688 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2792 Valid, 5893 Invalid, 3 Unknown, 0 Unchecked, 24.4s Time] [2022-12-13 17:47:46,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4260 states. [2022-12-13 17:47:47,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4260 to 4260. [2022-12-13 17:47:47,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4260 states, 2977 states have (on average 1.2710782667114544) internal successors, (3784), 3022 states have internal predecessors, (3784), 1001 states have call successors, (1001), 278 states have call predecessors, (1001), 276 states have return successors, (1008), 984 states have call predecessors, (1008), 999 states have call successors, (1008) [2022-12-13 17:47:47,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4260 states to 4260 states and 5793 transitions. [2022-12-13 17:47:47,261 INFO L78 Accepts]: Start accepts. Automaton has 4260 states and 5793 transitions. Word has length 156 [2022-12-13 17:47:47,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:47:47,261 INFO L495 AbstractCegarLoop]: Abstraction has 4260 states and 5793 transitions. [2022-12-13 17:47:47,261 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.0) internal successors, (96), 4 states have internal predecessors, (96), 2 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-12-13 17:47:47,262 INFO L276 IsEmpty]: Start isEmpty. Operand 4260 states and 5793 transitions. [2022-12-13 17:47:47,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2022-12-13 17:47:47,263 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:47:47,263 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:47:47,263 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-12-13 17:47:47,263 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_linux_net_sock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 23 more)] === [2022-12-13 17:47:47,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:47:47,263 INFO L85 PathProgramCache]: Analyzing trace with hash -1601825180, now seen corresponding path program 1 times [2022-12-13 17:47:47,263 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:47:47,263 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [576088678] [2022-12-13 17:47:47,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:47:47,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:47:47,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:47,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:47:47,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:47,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 17:47:47,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:47,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 17:47:47,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:47,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 17:47:47,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:47,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-12-13 17:47:47,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:47,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 17:47:47,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:47,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:47:47,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:47,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 17:47:47,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:47,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-12-13 17:47:47,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:47,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-12-13 17:47:47,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:47,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-12-13 17:47:47,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:47,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-12-13 17:47:47,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:47,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-12-13 17:47:47,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:47,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-12-13 17:47:47,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:47,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-12-13 17:47:47,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:47,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 17:47:47,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:47,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 17:47:47,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:47,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-12-13 17:47:47,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:47,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-12-13 17:47:47,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:47,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-12-13 17:47:47,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:47,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-12-13 17:47:47,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:47,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-12-13 17:47:47,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:47,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-12-13 17:47:47,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:47,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 17:47:47,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:47,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-12-13 17:47:47,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:47:47,657 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-12-13 17:47:47,657 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:47:47,657 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [576088678] [2022-12-13 17:47:47,658 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [576088678] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:47:47,658 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:47:47,658 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 17:47:47,658 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887227744] [2022-12-13 17:47:47,658 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:47:47,658 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 17:47:47,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:47:47,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 17:47:47,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 17:47:47,659 INFO L87 Difference]: Start difference. First operand 4260 states and 5793 transitions. Second operand has 6 states, 6 states have (on average 16.666666666666668) internal successors, (100), 4 states have internal predecessors, (100), 2 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-12-13 17:47:52,501 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:47:57,121 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:48:06,865 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:48:12,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:48:12,685 INFO L93 Difference]: Finished difference Result 4260 states and 5793 transitions. [2022-12-13 17:48:12,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 17:48:12,685 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.666666666666668) internal successors, (100), 4 states have internal predecessors, (100), 2 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 162 [2022-12-13 17:48:12,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:48:12,695 INFO L225 Difference]: With dead ends: 4260 [2022-12-13 17:48:12,695 INFO L226 Difference]: Without dead ends: 4258 [2022-12-13 17:48:12,696 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-12-13 17:48:12,696 INFO L413 NwaCegarLoop]: 1576 mSDtfsCounter, 5855 mSDsluCounter, 3090 mSDsCounter, 0 mSdLazyCounter, 5889 mSolverCounterSat, 2792 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6155 SdHoareTripleChecker+Valid, 4666 SdHoareTripleChecker+Invalid, 8684 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2792 IncrementalHoareTripleChecker+Valid, 5889 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.1s IncrementalHoareTripleChecker+Time [2022-12-13 17:48:12,697 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6155 Valid, 4666 Invalid, 8684 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2792 Valid, 5889 Invalid, 3 Unknown, 0 Unchecked, 24.1s Time] [2022-12-13 17:48:12,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4258 states. [2022-12-13 17:48:13,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4258 to 4258. [2022-12-13 17:48:13,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4258 states, 2976 states have (on average 1.2708333333333333) internal successors, (3782), 3020 states have internal predecessors, (3782), 1001 states have call successors, (1001), 278 states have call predecessors, (1001), 276 states have return successors, (1008), 984 states have call predecessors, (1008), 999 states have call successors, (1008) [2022-12-13 17:48:13,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4258 states to 4258 states and 5791 transitions. [2022-12-13 17:48:13,112 INFO L78 Accepts]: Start accepts. Automaton has 4258 states and 5791 transitions. Word has length 162 [2022-12-13 17:48:13,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:48:13,112 INFO L495 AbstractCegarLoop]: Abstraction has 4258 states and 5791 transitions. [2022-12-13 17:48:13,113 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.666666666666668) internal successors, (100), 4 states have internal predecessors, (100), 2 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-12-13 17:48:13,113 INFO L276 IsEmpty]: Start isEmpty. Operand 4258 states and 5791 transitions. [2022-12-13 17:48:13,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-12-13 17:48:13,114 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:48:13,114 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:48:13,114 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-12-13 17:48:13,114 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 23 more)] === [2022-12-13 17:48:13,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:48:13,114 INFO L85 PathProgramCache]: Analyzing trace with hash 927003758, now seen corresponding path program 1 times [2022-12-13 17:48:13,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:48:13,114 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [694418709] [2022-12-13 17:48:13,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:48:13,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:48:13,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:13,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:48:13,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:13,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 17:48:13,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:13,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 17:48:13,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:13,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 17:48:13,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:13,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-12-13 17:48:13,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:13,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 17:48:13,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:13,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:48:13,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:13,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 17:48:13,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:13,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-12-13 17:48:13,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:13,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-12-13 17:48:13,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:13,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-12-13 17:48:13,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:13,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-12-13 17:48:13,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:13,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-12-13 17:48:13,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:13,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-12-13 17:48:13,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:13,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-12-13 17:48:13,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:13,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 17:48:13,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:13,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 17:48:13,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:13,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-12-13 17:48:13,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:13,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-12-13 17:48:13,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:13,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-12-13 17:48:13,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:13,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-12-13 17:48:13,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:13,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-12-13 17:48:13,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:13,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-12-13 17:48:13,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:13,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 17:48:13,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:13,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-12-13 17:48:13,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:13,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-12-13 17:48:13,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:13,497 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-12-13 17:48:13,498 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:48:13,498 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [694418709] [2022-12-13 17:48:13,498 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [694418709] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:48:13,498 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:48:13,498 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 17:48:13,498 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [231785522] [2022-12-13 17:48:13,498 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:48:13,499 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 17:48:13,499 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:48:13,499 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 17:48:13,499 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 17:48:13,500 INFO L87 Difference]: Start difference. First operand 4258 states and 5791 transitions. Second operand has 6 states, 6 states have (on average 17.333333333333332) internal successors, (104), 4 states have internal predecessors, (104), 2 states have call successors, (27), 4 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-12-13 17:48:18,384 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:48:23,093 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:48:32,684 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:48:36,221 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-12-13 17:48:39,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:48:39,021 INFO L93 Difference]: Finished difference Result 4258 states and 5791 transitions. [2022-12-13 17:48:39,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 17:48:39,022 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 17.333333333333332) internal successors, (104), 4 states have internal predecessors, (104), 2 states have call successors, (27), 4 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 168 [2022-12-13 17:48:39,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:48:39,031 INFO L225 Difference]: With dead ends: 4258 [2022-12-13 17:48:39,031 INFO L226 Difference]: Without dead ends: 4256 [2022-12-13 17:48:39,032 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-12-13 17:48:39,032 INFO L413 NwaCegarLoop]: 1576 mSDtfsCounter, 5849 mSDsluCounter, 3090 mSDsCounter, 0 mSdLazyCounter, 5885 mSolverCounterSat, 2792 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6148 SdHoareTripleChecker+Valid, 4666 SdHoareTripleChecker+Invalid, 8680 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2792 IncrementalHoareTripleChecker+Valid, 5885 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.6s IncrementalHoareTripleChecker+Time [2022-12-13 17:48:39,033 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6148 Valid, 4666 Invalid, 8680 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2792 Valid, 5885 Invalid, 3 Unknown, 0 Unchecked, 24.6s Time] [2022-12-13 17:48:39,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4256 states. [2022-12-13 17:48:39,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4256 to 4256. [2022-12-13 17:48:39,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4256 states, 2975 states have (on average 1.2705882352941176) internal successors, (3780), 3018 states have internal predecessors, (3780), 1001 states have call successors, (1001), 278 states have call predecessors, (1001), 276 states have return successors, (1008), 984 states have call predecessors, (1008), 999 states have call successors, (1008) [2022-12-13 17:48:39,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4256 states to 4256 states and 5789 transitions. [2022-12-13 17:48:39,457 INFO L78 Accepts]: Start accepts. Automaton has 4256 states and 5789 transitions. Word has length 168 [2022-12-13 17:48:39,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:48:39,458 INFO L495 AbstractCegarLoop]: Abstraction has 4256 states and 5789 transitions. [2022-12-13 17:48:39,458 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.333333333333332) internal successors, (104), 4 states have internal predecessors, (104), 2 states have call successors, (27), 4 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-12-13 17:48:39,458 INFO L276 IsEmpty]: Start isEmpty. Operand 4256 states and 5789 transitions. [2022-12-13 17:48:39,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2022-12-13 17:48:39,459 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:48:39,459 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:48:39,459 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-12-13 17:48:39,459 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 23 more)] === [2022-12-13 17:48:39,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:48:39,459 INFO L85 PathProgramCache]: Analyzing trace with hash 410378066, now seen corresponding path program 1 times [2022-12-13 17:48:39,459 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:48:39,460 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1563647263] [2022-12-13 17:48:39,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:48:39,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:48:39,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:39,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:48:39,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:39,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 17:48:39,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:39,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 17:48:39,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:39,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 17:48:39,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:39,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-12-13 17:48:39,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:39,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 17:48:39,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:39,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:48:39,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:39,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 17:48:39,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:39,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-12-13 17:48:39,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:39,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-12-13 17:48:39,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:39,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-12-13 17:48:39,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:39,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-12-13 17:48:39,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:39,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-12-13 17:48:39,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:39,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-12-13 17:48:39,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:39,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-12-13 17:48:39,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:39,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 17:48:39,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:39,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 17:48:39,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:39,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-12-13 17:48:39,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:39,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-12-13 17:48:39,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:39,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-12-13 17:48:39,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:39,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-12-13 17:48:39,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:39,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-12-13 17:48:39,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:39,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-12-13 17:48:39,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:39,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 17:48:39,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:39,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-12-13 17:48:39,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:39,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-12-13 17:48:39,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:39,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-12-13 17:48:39,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:48:39,835 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-12-13 17:48:39,835 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:48:39,835 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1563647263] [2022-12-13 17:48:39,835 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1563647263] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:48:39,835 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:48:39,835 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 17:48:39,835 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [809089513] [2022-12-13 17:48:39,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:48:39,835 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 17:48:39,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:48:39,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 17:48:39,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 17:48:39,836 INFO L87 Difference]: Start difference. First operand 4256 states and 5789 transitions. Second operand has 6 states, 6 states have (on average 18.0) internal successors, (108), 4 states have internal predecessors, (108), 2 states have call successors, (28), 4 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-12-13 17:48:44,645 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:48:49,394 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:48:59,021 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:49:03,127 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-12-13 17:49:06,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:49:06,117 INFO L93 Difference]: Finished difference Result 4256 states and 5789 transitions. [2022-12-13 17:49:06,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 17:49:06,118 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 18.0) internal successors, (108), 4 states have internal predecessors, (108), 2 states have call successors, (28), 4 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 174 [2022-12-13 17:49:06,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:49:06,127 INFO L225 Difference]: With dead ends: 4256 [2022-12-13 17:49:06,127 INFO L226 Difference]: Without dead ends: 4254 [2022-12-13 17:49:06,128 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-12-13 17:49:06,128 INFO L413 NwaCegarLoop]: 1577 mSDtfsCounter, 5837 mSDsluCounter, 3092 mSDsCounter, 0 mSdLazyCounter, 5877 mSolverCounterSat, 2794 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6135 SdHoareTripleChecker+Valid, 4669 SdHoareTripleChecker+Invalid, 8675 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2794 IncrementalHoareTripleChecker+Valid, 5877 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.3s IncrementalHoareTripleChecker+Time [2022-12-13 17:49:06,129 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6135 Valid, 4669 Invalid, 8675 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2794 Valid, 5877 Invalid, 4 Unknown, 0 Unchecked, 25.3s Time] [2022-12-13 17:49:06,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4254 states. [2022-12-13 17:49:06,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4254 to 4254. [2022-12-13 17:49:06,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4254 states, 2974 states have (on average 1.2703429724277069) internal successors, (3778), 3016 states have internal predecessors, (3778), 1001 states have call successors, (1001), 278 states have call predecessors, (1001), 276 states have return successors, (1008), 984 states have call predecessors, (1008), 999 states have call successors, (1008) [2022-12-13 17:49:06,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4254 states to 4254 states and 5787 transitions. [2022-12-13 17:49:06,577 INFO L78 Accepts]: Start accepts. Automaton has 4254 states and 5787 transitions. Word has length 174 [2022-12-13 17:49:06,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:49:06,577 INFO L495 AbstractCegarLoop]: Abstraction has 4254 states and 5787 transitions. [2022-12-13 17:49:06,577 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.0) internal successors, (108), 4 states have internal predecessors, (108), 2 states have call successors, (28), 4 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-12-13 17:49:06,577 INFO L276 IsEmpty]: Start isEmpty. Operand 4254 states and 5787 transitions. [2022-12-13 17:49:06,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-12-13 17:49:06,578 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:49:06,578 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:49:06,578 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-12-13 17:49:06,579 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ldv_linux_usb_urb_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 23 more)] === [2022-12-13 17:49:06,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:49:06,579 INFO L85 PathProgramCache]: Analyzing trace with hash -2124835397, now seen corresponding path program 1 times [2022-12-13 17:49:06,579 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:49:06,579 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1417077670] [2022-12-13 17:49:06,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:49:06,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:49:06,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:06,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:49:06,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:06,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 17:49:06,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:06,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 17:49:06,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:06,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 17:49:06,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:06,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-12-13 17:49:06,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:06,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 17:49:06,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:06,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:49:06,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:06,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 17:49:06,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:06,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-12-13 17:49:06,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:06,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-12-13 17:49:06,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:06,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-12-13 17:49:06,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:06,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-12-13 17:49:06,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:06,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-12-13 17:49:06,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:06,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-12-13 17:49:06,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:06,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-12-13 17:49:06,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:06,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 17:49:06,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:06,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 17:49:06,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:06,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-12-13 17:49:06,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:06,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-12-13 17:49:06,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:06,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-12-13 17:49:06,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:06,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-12-13 17:49:06,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:06,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-12-13 17:49:06,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:06,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-12-13 17:49:06,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:06,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 17:49:06,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:06,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-12-13 17:49:06,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:06,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-12-13 17:49:06,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:06,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-12-13 17:49:06,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:06,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-12-13 17:49:06,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:06,996 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-12-13 17:49:06,996 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:49:06,996 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1417077670] [2022-12-13 17:49:06,996 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1417077670] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:49:06,996 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:49:06,996 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 17:49:06,997 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [451052831] [2022-12-13 17:49:06,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:49:06,997 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 17:49:06,997 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:49:06,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 17:49:06,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 17:49:06,997 INFO L87 Difference]: Start difference. First operand 4254 states and 5787 transitions. Second operand has 6 states, 6 states have (on average 18.666666666666668) internal successors, (112), 4 states have internal predecessors, (112), 2 states have call successors, (29), 4 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-12-13 17:49:11,903 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:49:16,569 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:49:26,393 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 17:49:31,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:49:31,793 INFO L93 Difference]: Finished difference Result 4254 states and 5787 transitions. [2022-12-13 17:49:31,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 17:49:31,794 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 18.666666666666668) internal successors, (112), 4 states have internal predecessors, (112), 2 states have call successors, (29), 4 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 180 [2022-12-13 17:49:31,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:49:31,803 INFO L225 Difference]: With dead ends: 4254 [2022-12-13 17:49:31,803 INFO L226 Difference]: Without dead ends: 3233 [2022-12-13 17:49:31,807 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-12-13 17:49:31,807 INFO L413 NwaCegarLoop]: 1576 mSDtfsCounter, 5834 mSDsluCounter, 3090 mSDsCounter, 0 mSdLazyCounter, 5880 mSolverCounterSat, 2792 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6131 SdHoareTripleChecker+Valid, 4666 SdHoareTripleChecker+Invalid, 8675 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2792 IncrementalHoareTripleChecker+Valid, 5880 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.7s IncrementalHoareTripleChecker+Time [2022-12-13 17:49:31,807 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6131 Valid, 4666 Invalid, 8675 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2792 Valid, 5880 Invalid, 3 Unknown, 0 Unchecked, 23.7s Time] [2022-12-13 17:49:31,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3233 states. [2022-12-13 17:49:32,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3233 to 3233. [2022-12-13 17:49:32,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3233 states, 2223 states have (on average 1.3049932523616734) internal successors, (2901), 2263 states have internal predecessors, (2901), 751 states have call successors, (751), 258 states have call predecessors, (751), 257 states have return successors, (760), 736 states have call predecessors, (760), 751 states have call successors, (760) [2022-12-13 17:49:32,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3233 states to 3233 states and 4412 transitions. [2022-12-13 17:49:32,321 INFO L78 Accepts]: Start accepts. Automaton has 3233 states and 4412 transitions. Word has length 180 [2022-12-13 17:49:32,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:49:32,321 INFO L495 AbstractCegarLoop]: Abstraction has 3233 states and 4412 transitions. [2022-12-13 17:49:32,322 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.666666666666668) internal successors, (112), 4 states have internal predecessors, (112), 2 states have call successors, (29), 4 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-12-13 17:49:32,322 INFO L276 IsEmpty]: Start isEmpty. Operand 3233 states and 4412 transitions. [2022-12-13 17:49:32,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2022-12-13 17:49:32,324 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:49:32,324 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:49:32,324 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-12-13 17:49:32,324 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 23 more)] === [2022-12-13 17:49:32,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:49:32,324 INFO L85 PathProgramCache]: Analyzing trace with hash -1755908795, now seen corresponding path program 1 times [2022-12-13 17:49:32,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:49:32,324 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [7657473] [2022-12-13 17:49:32,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:49:32,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:49:32,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 17:49:33,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 17:49:33,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 17:49:33,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 17:49:33,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-12-13 17:49:33,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 17:49:33,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:49:33,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 17:49:33,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-12-13 17:49:33,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-12-13 17:49:33,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-12-13 17:49:33,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:49:33,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 17:49:33,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 17:49:33,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-12-13 17:49:33,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:49:33,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 17:49:33,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 17:49:33,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-12-13 17:49:33,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:49:33,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 17:49:33,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 17:49:33,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-12-13 17:49:33,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-12-13 17:49:33,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-12-13 17:49:33,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 17:49:33,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:49:33,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:49:33,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-12-13 17:49:33,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-12-13 17:49:33,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-12-13 17:49:33,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-12-13 17:49:33,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:49:33,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 17:49:33,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 17:49:33,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-12-13 17:49:33,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:49:33,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 17:49:33,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 17:49:33,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-12-13 17:49:33,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2022-12-13 17:49:33,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:49:33,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:49:33,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 17:49:33,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:49:33,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-12-13 17:49:33,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2022-12-13 17:49:33,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:49:33,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:49:33,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 17:49:33,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:49:33,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2022-12-13 17:49:33,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:49:33,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:49:33,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 17:49:33,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:49:33,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-12-13 17:49:33,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-12-13 17:49:33,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 17:49:33,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2022-12-13 17:49:33,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2022-12-13 17:49:33,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-12-13 17:49:33,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:33,958 INFO L134 CoverageAnalysis]: Checked inductivity of 832 backedges. 10 proven. 9 refuted. 0 times theorem prover too weak. 813 trivial. 0 not checked. [2022-12-13 17:49:33,958 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:49:33,958 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [7657473] [2022-12-13 17:49:33,958 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [7657473] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 17:49:33,958 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2109266139] [2022-12-13 17:49:33,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:49:33,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 17:49:33,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42199fc2-997f-4a46-bb74-817fb9891c90/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:49:33,960 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42199fc2-997f-4a46-bb74-817fb9891c90/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 17:49:33,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42199fc2-997f-4a46-bb74-817fb9891c90/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-13 17:49:34,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:49:34,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 3603 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-13 17:49:34,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 17:49:35,955 INFO L134 CoverageAnalysis]: Checked inductivity of 832 backedges. 264 proven. 3 refuted. 0 times theorem prover too weak. 565 trivial. 0 not checked. [2022-12-13 17:49:35,956 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 17:49:36,671 INFO L134 CoverageAnalysis]: Checked inductivity of 832 backedges. 19 proven. 85 refuted. 0 times theorem prover too weak. 728 trivial. 0 not checked. [2022-12-13 17:49:36,672 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2109266139] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 17:49:36,672 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 17:49:36,672 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 17, 17] total 34 [2022-12-13 17:49:36,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1377832074] [2022-12-13 17:49:36,673 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 17:49:36,675 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-12-13 17:49:36,675 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:49:36,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-12-13 17:49:36,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=1051, Unknown=0, NotChecked=0, Total=1122 [2022-12-13 17:49:36,677 INFO L87 Difference]: Start difference. First operand 3233 states and 4412 transitions. Second operand has 34 states, 33 states have (on average 7.575757575757576) internal successors, (250), 24 states have internal predecessors, (250), 8 states have call successors, (112), 8 states have call predecessors, (112), 7 states have return successors, (104), 11 states have call predecessors, (104), 8 states have call successors, (104)