./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dea223db-8e32-4604-a3b4-9b7d9e21bd59/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dea223db-8e32-4604-a3b4-9b7d9e21bd59/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dea223db-8e32-4604-a3b4-9b7d9e21bd59/bin/uautomizer-vX5HgA9Q3a/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dea223db-8e32-4604-a3b4-9b7d9e21bd59/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dea223db-8e32-4604-a3b4-9b7d9e21bd59/bin/uautomizer-vX5HgA9Q3a --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 a13fc36e99ff93768df6870e14394ac7910ba35cb39dc0d4df8c772787857673 --- 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-b5237d8 [2022-11-21 13:47:56,008 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 13:47:56,010 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 13:47:56,033 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 13:47:56,034 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 13:47:56,035 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 13:47:56,037 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 13:47:56,039 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 13:47:56,041 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 13:47:56,042 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 13:47:56,043 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 13:47:56,044 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 13:47:56,045 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 13:47:56,046 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 13:47:56,047 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 13:47:56,049 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 13:47:56,050 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 13:47:56,051 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 13:47:56,053 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 13:47:56,055 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 13:47:56,057 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 13:47:56,060 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 13:47:56,062 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 13:47:56,063 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 13:47:56,073 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 13:47:56,074 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 13:47:56,074 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 13:47:56,080 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 13:47:56,081 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 13:47:56,082 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 13:47:56,082 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 13:47:56,083 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 13:47:56,084 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 13:47:56,086 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 13:47:56,088 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 13:47:56,089 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 13:47:56,090 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 13:47:56,091 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 13:47:56,092 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 13:47:56,093 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 13:47:56,096 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 13:47:56,097 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dea223db-8e32-4604-a3b4-9b7d9e21bd59/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-21 13:47:56,138 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 13:47:56,141 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 13:47:56,142 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 13:47:56,143 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 13:47:56,144 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 13:47:56,144 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 13:47:56,145 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 13:47:56,145 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 13:47:56,145 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 13:47:56,146 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 13:47:56,147 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 13:47:56,147 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 13:47:56,147 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 13:47:56,148 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 13:47:56,148 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 13:47:56,148 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 13:47:56,149 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 13:47:56,149 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 13:47:56,149 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 13:47:56,149 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 13:47:56,150 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 13:47:56,150 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 13:47:56,150 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 13:47:56,150 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 13:47:56,151 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 13:47:56,151 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-21 13:47:56,151 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 13:47:56,151 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-21 13:47:56,152 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-21 13:47:56,152 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 13:47:56,152 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dea223db-8e32-4604-a3b4-9b7d9e21bd59/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dea223db-8e32-4604-a3b4-9b7d9e21bd59/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a13fc36e99ff93768df6870e14394ac7910ba35cb39dc0d4df8c772787857673 [2022-11-21 13:47:56,427 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 13:47:56,450 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 13:47:56,453 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 13:47:56,455 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 13:47:56,455 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 13:47:56,457 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dea223db-8e32-4604-a3b4-9b7d9e21bd59/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i [2022-11-21 13:47:59,695 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 13:48:00,621 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 13:48:00,621 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i [2022-11-21 13:48:00,751 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dea223db-8e32-4604-a3b4-9b7d9e21bd59/bin/uautomizer-vX5HgA9Q3a/data/f008c8e2c/6903bf18b2864d938842c1b8d562cec0/FLAG31e18d35d [2022-11-21 13:48:00,817 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dea223db-8e32-4604-a3b4-9b7d9e21bd59/bin/uautomizer-vX5HgA9Q3a/data/f008c8e2c/6903bf18b2864d938842c1b8d562cec0 [2022-11-21 13:48:00,819 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 13:48:00,821 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 13:48:00,822 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 13:48:00,823 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 13:48:00,846 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 13:48:00,847 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:48:00" (1/1) ... [2022-11-21 13:48:00,848 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72fc36c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:48:00, skipping insertion in model container [2022-11-21 13:48:00,848 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:48:00" (1/1) ... [2022-11-21 13:48:00,856 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 13:48:01,134 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 13:48:10,842 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[874998,875011] [2022-11-21 13:48:10,851 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[875143,875156] [2022-11-21 13:48:10,854 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[875289,875302] [2022-11-21 13:48:10,856 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[875454,875467] [2022-11-21 13:48:10,864 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[875612,875625] [2022-11-21 13:48:10,865 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[875770,875783] [2022-11-21 13:48:10,866 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[875928,875941] [2022-11-21 13:48:10,869 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876088,876101] [2022-11-21 13:48:10,870 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876247,876260] [2022-11-21 13:48:10,871 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876386,876399] [2022-11-21 13:48:10,871 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876528,876541] [2022-11-21 13:48:10,872 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876677,876690] [2022-11-21 13:48:10,872 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876816,876829] [2022-11-21 13:48:10,873 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876971,876984] [2022-11-21 13:48:10,873 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[877131,877144] [2022-11-21 13:48:10,874 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[877282,877295] [2022-11-21 13:48:10,874 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[877433,877446] [2022-11-21 13:48:10,875 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[877585,877598] [2022-11-21 13:48:10,875 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[877734,877747] [2022-11-21 13:48:10,875 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[877882,877895] [2022-11-21 13:48:10,876 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878039,878052] [2022-11-21 13:48:10,876 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878188,878201] [2022-11-21 13:48:10,877 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878344,878357] [2022-11-21 13:48:10,877 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878497,878510] [2022-11-21 13:48:10,878 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878643,878656] [2022-11-21 13:48:10,878 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878786,878799] [2022-11-21 13:48:10,887 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878938,878951] [2022-11-21 13:48:10,894 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879084,879097] [2022-11-21 13:48:10,895 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879229,879242] [2022-11-21 13:48:10,896 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879383,879396] [2022-11-21 13:48:10,896 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879534,879547] [2022-11-21 13:48:10,897 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879689,879702] [2022-11-21 13:48:10,897 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879841,879854] [2022-11-21 13:48:10,898 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879996,880009] [2022-11-21 13:48:10,898 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[880160,880173] [2022-11-21 13:48:10,899 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[880316,880329] [2022-11-21 13:48:10,899 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[880480,880493] [2022-11-21 13:48:10,908 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[880622,880635] [2022-11-21 13:48:10,908 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[880780,880793] [2022-11-21 13:48:10,909 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[880947,880960] [2022-11-21 13:48:10,909 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[881106,881119] [2022-11-21 13:48:10,910 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[881265,881278] [2022-11-21 13:48:10,910 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[881414,881427] [2022-11-21 13:48:10,911 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[881561,881574] [2022-11-21 13:48:10,911 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[881700,881713] [2022-11-21 13:48:10,912 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[881863,881876] [2022-11-21 13:48:10,913 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[882029,882042] [2022-11-21 13:48:10,913 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[882193,882206] [2022-11-21 13:48:10,914 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[882358,882371] [2022-11-21 13:48:10,914 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[882523,882536] [2022-11-21 13:48:10,915 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[882689,882702] [2022-11-21 13:48:10,915 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[882854,882867] [2022-11-21 13:48:10,926 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883021,883034] [2022-11-21 13:48:10,927 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883181,883194] [2022-11-21 13:48:10,928 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883343,883356] [2022-11-21 13:48:10,928 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883502,883515] [2022-11-21 13:48:10,929 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883648,883661] [2022-11-21 13:48:10,929 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883791,883804] [2022-11-21 13:48:10,930 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883935,883948] [2022-11-21 13:48:10,930 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884078,884091] [2022-11-21 13:48:10,931 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884222,884235] [2022-11-21 13:48:10,931 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884363,884376] [2022-11-21 13:48:10,932 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884501,884514] [2022-11-21 13:48:10,959 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884659,884672] [2022-11-21 13:48:10,967 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884818,884831] [2022-11-21 13:48:10,968 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884974,884987] [2022-11-21 13:48:10,969 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[885123,885136] [2022-11-21 13:48:10,969 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[885275,885288] [2022-11-21 13:48:10,970 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[885426,885439] [2022-11-21 13:48:10,970 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[885575,885588] [2022-11-21 13:48:10,971 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[885727,885740] [2022-11-21 13:48:10,971 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[885875,885888] [2022-11-21 13:48:10,972 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886028,886041] [2022-11-21 13:48:10,972 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886179,886192] [2022-11-21 13:48:10,973 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886329,886342] [2022-11-21 13:48:10,973 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886476,886489] [2022-11-21 13:48:10,974 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886627,886640] [2022-11-21 13:48:10,976 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886778,886791] [2022-11-21 13:48:10,977 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886926,886939] [2022-11-21 13:48:10,979 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[887092,887105] [2022-11-21 13:48:10,980 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[887261,887274] [2022-11-21 13:48:10,992 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[887428,887441] [2022-11-21 13:48:10,993 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[887596,887609] [2022-11-21 13:48:10,993 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[887746,887759] [2022-11-21 13:48:10,994 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[887893,887906] [2022-11-21 13:48:10,995 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[888054,888067] [2022-11-21 13:48:10,995 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[888224,888237] [2022-11-21 13:48:10,996 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[888386,888399] [2022-11-21 13:48:11,001 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 13:48:11,090 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 13:48:12,074 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[874998,875011] [2022-11-21 13:48:12,075 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[875143,875156] [2022-11-21 13:48:12,075 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[875289,875302] [2022-11-21 13:48:12,076 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[875454,875467] [2022-11-21 13:48:12,077 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[875612,875625] [2022-11-21 13:48:12,077 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[875770,875783] [2022-11-21 13:48:12,078 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[875928,875941] [2022-11-21 13:48:12,078 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876088,876101] [2022-11-21 13:48:12,079 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876247,876260] [2022-11-21 13:48:12,079 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876386,876399] [2022-11-21 13:48:12,080 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876528,876541] [2022-11-21 13:48:12,080 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876677,876690] [2022-11-21 13:48:12,081 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876816,876829] [2022-11-21 13:48:12,081 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876971,876984] [2022-11-21 13:48:12,082 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[877131,877144] [2022-11-21 13:48:12,082 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[877282,877295] [2022-11-21 13:48:12,082 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[877433,877446] [2022-11-21 13:48:12,083 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[877585,877598] [2022-11-21 13:48:12,083 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[877734,877747] [2022-11-21 13:48:12,084 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[877882,877895] [2022-11-21 13:48:12,084 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878039,878052] [2022-11-21 13:48:12,085 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878188,878201] [2022-11-21 13:48:12,085 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878344,878357] [2022-11-21 13:48:12,085 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878497,878510] [2022-11-21 13:48:12,086 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878643,878656] [2022-11-21 13:48:12,086 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878786,878799] [2022-11-21 13:48:12,087 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878938,878951] [2022-11-21 13:48:12,087 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879084,879097] [2022-11-21 13:48:12,088 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879229,879242] [2022-11-21 13:48:12,088 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879383,879396] [2022-11-21 13:48:12,089 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879534,879547] [2022-11-21 13:48:12,089 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879689,879702] [2022-11-21 13:48:12,090 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879841,879854] [2022-11-21 13:48:12,090 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879996,880009] [2022-11-21 13:48:12,091 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[880160,880173] [2022-11-21 13:48:12,091 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[880316,880329] [2022-11-21 13:48:12,091 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[880480,880493] [2022-11-21 13:48:12,092 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[880622,880635] [2022-11-21 13:48:12,092 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[880780,880793] [2022-11-21 13:48:12,093 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[880947,880960] [2022-11-21 13:48:12,093 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[881106,881119] [2022-11-21 13:48:12,094 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[881265,881278] [2022-11-21 13:48:12,094 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[881414,881427] [2022-11-21 13:48:12,095 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[881561,881574] [2022-11-21 13:48:12,095 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[881700,881713] [2022-11-21 13:48:12,096 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[881863,881876] [2022-11-21 13:48:12,097 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[882029,882042] [2022-11-21 13:48:12,097 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[882193,882206] [2022-11-21 13:48:12,097 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[882358,882371] [2022-11-21 13:48:12,098 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[882523,882536] [2022-11-21 13:48:12,098 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[882689,882702] [2022-11-21 13:48:12,099 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[882854,882867] [2022-11-21 13:48:12,099 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883021,883034] [2022-11-21 13:48:12,100 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883181,883194] [2022-11-21 13:48:12,100 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883343,883356] [2022-11-21 13:48:12,101 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883502,883515] [2022-11-21 13:48:12,101 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883648,883661] [2022-11-21 13:48:12,102 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883791,883804] [2022-11-21 13:48:12,102 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883935,883948] [2022-11-21 13:48:12,102 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884078,884091] [2022-11-21 13:48:12,103 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884222,884235] [2022-11-21 13:48:12,103 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884363,884376] [2022-11-21 13:48:12,104 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884501,884514] [2022-11-21 13:48:12,105 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884659,884672] [2022-11-21 13:48:12,105 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884818,884831] [2022-11-21 13:48:12,106 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884974,884987] [2022-11-21 13:48:12,106 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[885123,885136] [2022-11-21 13:48:12,107 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[885275,885288] [2022-11-21 13:48:12,107 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[885426,885439] [2022-11-21 13:48:12,108 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[885575,885588] [2022-11-21 13:48:12,108 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[885727,885740] [2022-11-21 13:48:12,109 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[885875,885888] [2022-11-21 13:48:12,109 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886028,886041] [2022-11-21 13:48:12,110 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886179,886192] [2022-11-21 13:48:12,110 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886329,886342] [2022-11-21 13:48:12,111 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886476,886489] [2022-11-21 13:48:12,111 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886627,886640] [2022-11-21 13:48:12,112 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886778,886791] [2022-11-21 13:48:12,112 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886926,886939] [2022-11-21 13:48:12,112 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[887092,887105] [2022-11-21 13:48:12,113 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[887261,887274] [2022-11-21 13:48:12,113 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[887428,887441] [2022-11-21 13:48:12,114 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[887596,887609] [2022-11-21 13:48:12,114 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[887746,887759] [2022-11-21 13:48:12,115 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[887893,887906] [2022-11-21 13:48:12,115 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[888054,888067] [2022-11-21 13:48:12,116 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[888224,888237] [2022-11-21 13:48:12,116 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_dea223db-8e32-4604-a3b4-9b7d9e21bd59/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[888386,888399] [2022-11-21 13:48:12,120 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 13:48:12,814 INFO L208 MainTranslator]: Completed translation [2022-11-21 13:48:12,814 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:48:12 WrapperNode [2022-11-21 13:48:12,814 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 13:48:12,816 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 13:48:12,816 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 13:48:12,816 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 13:48:12,824 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:48:12" (1/1) ... [2022-11-21 13:48:12,985 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:48:12" (1/1) ... [2022-11-21 13:48:13,380 INFO L138 Inliner]: procedures = 964, calls = 5537, calls flagged for inlining = 500, calls inlined = 431, statements flattened = 16015 [2022-11-21 13:48:13,381 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 13:48:13,382 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 13:48:13,382 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 13:48:13,382 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 13:48:13,393 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:48:12" (1/1) ... [2022-11-21 13:48:13,393 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:48:12" (1/1) ... [2022-11-21 13:48:13,457 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:48:12" (1/1) ... [2022-11-21 13:48:13,458 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:48:12" (1/1) ... [2022-11-21 13:48:13,850 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:48:12" (1/1) ... [2022-11-21 13:48:13,903 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:48:12" (1/1) ... [2022-11-21 13:48:14,090 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:48:12" (1/1) ... [2022-11-21 13:48:14,145 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:48:12" (1/1) ... [2022-11-21 13:48:14,281 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 13:48:14,282 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 13:48:14,283 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 13:48:14,283 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 13:48:14,284 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:48:12" (1/1) ... [2022-11-21 13:48:14,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 13:48:14,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dea223db-8e32-4604-a3b4-9b7d9e21bd59/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 13:48:14,350 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dea223db-8e32-4604-a3b4-9b7d9e21bd59/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-21 13:48:14,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dea223db-8e32-4604-a3b4-9b7d9e21bd59/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-21 13:48:14,406 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_total_size [2022-11-21 13:48:14,406 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_total_size [2022-11-21 13:48:14,407 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2022-11-21 13:48:14,407 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2022-11-21 13:48:14,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-21 13:48:14,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-21 13:48:14,407 INFO L130 BoogieDeclarations]: Found specification of procedure nft_lookup_dump [2022-11-21 13:48:14,407 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_lookup_dump [2022-11-21 13:48:14,408 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2022-11-21 13:48:14,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2022-11-21 13:48:14,409 INFO L130 BoogieDeclarations]: Found specification of procedure free_percpu [2022-11-21 13:48:14,409 INFO L138 BoogieDeclarations]: Found implementation of procedure free_percpu [2022-11-21 13:48:14,409 INFO L130 BoogieDeclarations]: Found specification of procedure __nf_tables_rule_lookup [2022-11-21 13:48:14,409 INFO L138 BoogieDeclarations]: Found implementation of procedure __nf_tables_rule_lookup [2022-11-21 13:48:14,410 INFO L130 BoogieDeclarations]: Found specification of procedure netlink_dump_start [2022-11-21 13:48:14,410 INFO L138 BoogieDeclarations]: Found implementation of procedure netlink_dump_start [2022-11-21 13:48:14,411 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-21 13:48:14,411 INFO L130 BoogieDeclarations]: Found specification of procedure nft_rule_is_active_next [2022-11-21 13:48:14,413 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_rule_is_active_next [2022-11-21 13:48:14,413 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_fill_rule_info [2022-11-21 13:48:14,413 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_fill_rule_info [2022-11-21 13:48:14,413 INFO L130 BoogieDeclarations]: Found specification of procedure nft_payload_select_ops [2022-11-21 13:48:14,413 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_payload_select_ops [2022-11-21 13:48:14,414 INFO L130 BoogieDeclarations]: Found specification of procedure nft_cmp_fast_init [2022-11-21 13:48:14,414 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_cmp_fast_init [2022-11-21 13:48:14,414 INFO L130 BoogieDeclarations]: Found specification of procedure nft_byteorder_init [2022-11-21 13:48:14,414 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_byteorder_init [2022-11-21 13:48:14,414 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-21 13:48:14,414 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-21 13:48:14,415 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-11-21 13:48:14,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-11-21 13:48:14,415 INFO L130 BoogieDeclarations]: Found specification of procedure nft_lookup_destroy [2022-11-21 13:48:14,415 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_lookup_destroy [2022-11-21 13:48:14,415 INFO L130 BoogieDeclarations]: Found specification of procedure nft_data_dump [2022-11-21 13:48:14,415 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_data_dump [2022-11-21 13:48:14,416 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_new [2022-11-21 13:48:14,416 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_new [2022-11-21 13:48:14,416 INFO L130 BoogieDeclarations]: Found specification of procedure nla_ok [2022-11-21 13:48:14,416 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_ok [2022-11-21 13:48:14,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-21 13:48:14,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-21 13:48:14,417 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_chain_notify [2022-11-21 13:48:14,417 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_chain_notify [2022-11-21 13:48:14,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-21 13:48:14,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-21 13:48:14,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 13:48:14,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-11-21 13:48:14,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-11-21 13:48:14,418 INFO L130 BoogieDeclarations]: Found specification of procedure nft_cmp_fast_mask [2022-11-21 13:48:14,418 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_cmp_fast_mask [2022-11-21 13:48:14,418 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_hdr [2022-11-21 13:48:14,419 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_hdr [2022-11-21 13:48:14,419 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_put [2022-11-21 13:48:14,419 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_put [2022-11-21 13:48:14,419 INFO L130 BoogieDeclarations]: Found specification of procedure nft_userdata [2022-11-21 13:48:14,419 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_userdata [2022-11-21 13:48:14,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-21 13:48:14,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-21 13:48:14,420 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2022-11-21 13:48:14,420 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2022-11-21 13:48:14,420 INFO L130 BoogieDeclarations]: Found specification of procedure nfnl_unlock [2022-11-21 13:48:14,420 INFO L138 BoogieDeclarations]: Found implementation of procedure nfnl_unlock [2022-11-21 13:48:14,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-21 13:48:14,421 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 13:48:14,421 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_fill_set [2022-11-21 13:48:14,421 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_fill_set [2022-11-21 13:48:14,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-21 13:48:14,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-21 13:48:14,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-21 13:48:14,422 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-21 13:48:14,422 INFO L130 BoogieDeclarations]: Found specification of procedure nla_next [2022-11-21 13:48:14,422 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_next [2022-11-21 13:48:14,422 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_table_notify [2022-11-21 13:48:14,425 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_table_notify [2022-11-21 13:48:14,426 INFO L130 BoogieDeclarations]: Found specification of procedure nft_bitwise_init [2022-11-21 13:48:14,426 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_bitwise_init [2022-11-21 13:48:14,426 INFO L130 BoogieDeclarations]: Found specification of procedure nft_type_to_reg [2022-11-21 13:48:14,426 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_type_to_reg [2022-11-21 13:48:14,427 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-21 13:48:14,427 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-21 13:48:14,427 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_table_disable [2022-11-21 13:48:14,427 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_table_disable [2022-11-21 13:48:14,432 INFO L130 BoogieDeclarations]: Found specification of procedure nft_payload_init [2022-11-21 13:48:14,433 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_payload_init [2022-11-21 13:48:14,433 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_dump_rules [2022-11-21 13:48:14,434 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_dump_rules [2022-11-21 13:48:14,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2022-11-21 13:48:14,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2022-11-21 13:48:14,434 INFO L130 BoogieDeclarations]: Found specification of procedure nft_rule_clear [2022-11-21 13:48:14,434 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_rule_clear [2022-11-21 13:48:14,434 INFO L130 BoogieDeclarations]: Found specification of procedure nft_cmp_eval [2022-11-21 13:48:14,435 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_cmp_eval [2022-11-21 13:48:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure nft_lookup_eval [2022-11-21 13:48:14,435 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_lookup_eval [2022-11-21 13:48:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure nft_ctx_init [2022-11-21 13:48:14,435 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_ctx_init [2022-11-21 13:48:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2022-11-21 13:48:14,436 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2022-11-21 13:48:14,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 13:48:14,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 13:48:14,436 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-21 13:48:14,436 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-21 13:48:14,436 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_check_loops [2022-11-21 13:48:14,436 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_check_loops [2022-11-21 13:48:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure nft_set_destroy [2022-11-21 13:48:14,437 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_set_destroy [2022-11-21 13:48:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_core_module_exit [2022-11-21 13:48:14,437 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_core_module_exit [2022-11-21 13:48:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_trim [2022-11-21 13:48:14,437 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_trim [2022-11-21 13:48:14,438 INFO L130 BoogieDeclarations]: Found specification of procedure nla_get_be64 [2022-11-21 13:48:14,438 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_get_be64 [2022-11-21 13:48:14,438 INFO L130 BoogieDeclarations]: Found specification of procedure nft_register_expr [2022-11-21 13:48:14,438 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_register_expr [2022-11-21 13:48:14,438 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_rcu [2022-11-21 13:48:14,438 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_rcu [2022-11-21 13:48:14,439 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_alloc_handle [2022-11-21 13:48:14,439 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_alloc_handle [2022-11-21 13:48:14,439 INFO L130 BoogieDeclarations]: Found specification of procedure nla_get_be32 [2022-11-21 13:48:14,439 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_get_be32 [2022-11-21 13:48:14,440 INFO L130 BoogieDeclarations]: Found specification of procedure sock_net [2022-11-21 13:48:14,440 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_net [2022-11-21 13:48:14,440 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_fill_setelem [2022-11-21 13:48:14,440 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_fill_setelem [2022-11-21 13:48:14,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-21 13:48:14,441 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-21 13:48:14,441 INFO L130 BoogieDeclarations]: Found specification of procedure nft_stats_alloc [2022-11-21 13:48:14,441 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_stats_alloc [2022-11-21 13:48:14,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-11-21 13:48:14,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-11-21 13:48:14,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_for_read_section [2022-11-21 13:48:14,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_for_read_section [2022-11-21 13:48:14,442 INFO L130 BoogieDeclarations]: Found specification of procedure nft_flush_table [2022-11-21 13:48:14,442 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_flush_table [2022-11-21 13:48:14,442 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-11-21 13:48:14,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-11-21 13:48:14,443 INFO L130 BoogieDeclarations]: Found specification of procedure nla_len [2022-11-21 13:48:14,443 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_len [2022-11-21 13:48:14,443 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_set_lookup [2022-11-21 13:48:14,443 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_set_lookup [2022-11-21 13:48:14,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-11-21 13:48:14,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-11-21 13:48:14,444 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 13:48:14,444 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_getchain [2022-11-21 13:48:14,444 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_getchain [2022-11-21 13:48:14,444 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-21 13:48:14,444 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-21 13:48:14,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-21 13:48:14,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-21 13:48:14,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_try_module_get [2022-11-21 13:48:14,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_try_module_get [2022-11-21 13:48:14,445 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2022-11-21 13:48:14,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2022-11-21 13:48:14,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-21 13:48:14,445 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_newtable [2022-11-21 13:48:14,445 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_newtable [2022-11-21 13:48:14,446 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_fill_table_info [2022-11-21 13:48:14,446 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_fill_table_info [2022-11-21 13:48:14,446 INFO L130 BoogieDeclarations]: Found specification of procedure nft_expr_priv [2022-11-21 13:48:14,446 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_expr_priv [2022-11-21 13:48:14,446 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_table_lookup [2022-11-21 13:48:14,446 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_table_lookup [2022-11-21 13:48:14,447 INFO L130 BoogieDeclarations]: Found specification of procedure nft_bitwise_module_exit [2022-11-21 13:48:14,447 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_bitwise_module_exit [2022-11-21 13:48:14,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_module_put [2022-11-21 13:48:14,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_module_put [2022-11-21 13:48:14,447 INFO L130 BoogieDeclarations]: Found specification of procedure nla_data [2022-11-21 13:48:14,447 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_data [2022-11-21 13:48:14,447 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-21 13:48:14,448 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-21 13:48:14,448 INFO L130 BoogieDeclarations]: Found specification of procedure nft_ctx_init_from_setattr [2022-11-21 13:48:14,448 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_ctx_init_from_setattr [2022-11-21 13:48:14,448 INFO L130 BoogieDeclarations]: Found specification of procedure nft_ctx_init_from_elemattr [2022-11-21 13:48:14,448 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_ctx_init_from_elemattr [2022-11-21 13:48:14,448 INFO L130 BoogieDeclarations]: Found specification of procedure nft_expr_last [2022-11-21 13:48:14,448 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_expr_last [2022-11-21 13:48:14,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-21 13:48:14,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-21 13:48:14,449 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-21 13:48:14,449 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-21 13:48:14,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-21 13:48:14,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-21 13:48:14,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-11-21 13:48:14,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-11-21 13:48:14,450 INFO L130 BoogieDeclarations]: Found specification of procedure nla_parse_nested [2022-11-21 13:48:14,450 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_parse_nested [2022-11-21 13:48:14,450 INFO L130 BoogieDeclarations]: Found specification of procedure nft_immediate_module_exit [2022-11-21 13:48:14,450 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_immediate_module_exit [2022-11-21 13:48:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure nfnetlink_set_err [2022-11-21 13:48:14,451 INFO L138 BoogieDeclarations]: Found implementation of procedure nfnetlink_set_err [2022-11-21 13:48:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_rcu [2022-11-21 13:48:14,451 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_rcu [2022-11-21 13:48:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2022-11-21 13:48:14,451 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2022-11-21 13:48:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 13:48:14,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-21 13:48:14,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-21 13:48:14,452 INFO L130 BoogieDeclarations]: Found specification of procedure nft_validate_data_load [2022-11-21 13:48:14,452 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_validate_data_load [2022-11-21 13:48:14,452 INFO L130 BoogieDeclarations]: Found specification of procedure nft_immediate_init [2022-11-21 13:48:14,456 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_immediate_init [2022-11-21 13:48:14,456 INFO L130 BoogieDeclarations]: Found specification of procedure nl_dump_check_consistent [2022-11-21 13:48:14,456 INFO L138 BoogieDeclarations]: Found implementation of procedure nl_dump_check_consistent [2022-11-21 13:48:14,457 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_commit [2022-11-21 13:48:14,457 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_commit [2022-11-21 13:48:14,457 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2022-11-21 13:48:14,457 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2022-11-21 13:48:14,457 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put [2022-11-21 13:48:14,457 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put [2022-11-21 13:48:14,458 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_table_destroy [2022-11-21 13:48:14,459 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_table_destroy [2022-11-21 13:48:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure nft_base_chain [2022-11-21 13:48:14,459 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_base_chain [2022-11-21 13:48:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure nfnl_lock [2022-11-21 13:48:14,459 INFO L138 BoogieDeclarations]: Found implementation of procedure nfnl_lock [2022-11-21 13:48:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure nft_data_uninit [2022-11-21 13:48:14,460 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_data_uninit [2022-11-21 13:48:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure nft_byteorder_dump [2022-11-21 13:48:14,460 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_byteorder_dump [2022-11-21 13:48:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure __nft_expr_type_get [2022-11-21 13:48:14,460 INFO L138 BoogieDeclarations]: Found implementation of procedure __nft_expr_type_get [2022-11-21 13:48:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure nft_validate_output_register [2022-11-21 13:48:14,461 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_validate_output_register [2022-11-21 13:48:14,461 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_delchain [2022-11-21 13:48:14,461 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_delchain [2022-11-21 13:48:14,461 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_rule_notify [2022-11-21 13:48:14,461 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_rule_notify [2022-11-21 13:48:14,461 INFO L130 BoogieDeclarations]: Found specification of procedure nla_strcmp [2022-11-21 13:48:14,461 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_strcmp [2022-11-21 13:48:14,462 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_string [2022-11-21 13:48:14,462 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_string [2022-11-21 13:48:14,462 INFO L130 BoogieDeclarations]: Found specification of procedure nft_immediate_dump [2022-11-21 13:48:14,462 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_immediate_dump [2022-11-21 13:48:14,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-11-21 13:48:14,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-11-21 13:48:14,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-21 13:48:14,463 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-21 13:48:14,463 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_rule_destroy [2022-11-21 13:48:14,463 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_rule_destroy [2022-11-21 13:48:14,463 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_set_notify [2022-11-21 13:48:14,463 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_set_notify [2022-11-21 13:48:14,463 INFO L130 BoogieDeclarations]: Found specification of procedure nft_cmp_fast_dump [2022-11-21 13:48:14,463 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_cmp_fast_dump [2022-11-21 13:48:14,464 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-21 13:48:14,464 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-21 13:48:14,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-21 13:48:14,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-21 13:48:14,464 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_be32 [2022-11-21 13:48:14,464 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_be32 [2022-11-21 13:48:14,464 INFO L130 BoogieDeclarations]: Found specification of procedure nft_delchain [2022-11-21 13:48:14,465 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_delchain [2022-11-21 13:48:14,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-11-21 13:48:14,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-11-21 13:48:14,465 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_unicast [2022-11-21 13:48:14,465 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_unicast [2022-11-21 13:48:14,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-11-21 13:48:14,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-11-21 13:48:14,466 INFO L130 BoogieDeclarations]: Found specification of procedure nft_byteorder_module_exit [2022-11-21 13:48:14,466 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_byteorder_module_exit [2022-11-21 13:48:14,466 INFO L130 BoogieDeclarations]: Found specification of procedure nft_trans_destroy [2022-11-21 13:48:14,466 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_trans_destroy [2022-11-21 13:48:14,466 INFO L130 BoogieDeclarations]: Found specification of procedure nft_rule_deactivate_next [2022-11-21 13:48:14,466 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_rule_deactivate_next [2022-11-21 13:48:14,466 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-21 13:48:14,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-21 13:48:14,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-21 13:48:14,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-21 13:48:14,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-11-21 13:48:14,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-11-21 13:48:14,467 INFO L130 BoogieDeclarations]: Found specification of procedure nft_unregister_expr [2022-11-21 13:48:14,467 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_unregister_expr [2022-11-21 13:48:14,468 INFO L130 BoogieDeclarations]: Found specification of procedure nft_payload_dump [2022-11-21 13:48:14,468 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_payload_dump [2022-11-21 13:48:14,468 INFO L130 BoogieDeclarations]: Found specification of procedure nla_nest_end [2022-11-21 13:48:14,468 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_nest_end [2022-11-21 13:48:14,468 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 13:48:14,468 INFO L130 BoogieDeclarations]: Found specification of procedure __nf_tables_chain_type_lookup [2022-11-21 13:48:14,468 INFO L138 BoogieDeclarations]: Found implementation of procedure __nf_tables_chain_type_lookup [2022-11-21 13:48:14,469 INFO L130 BoogieDeclarations]: Found specification of procedure nf_register_hooks [2022-11-21 13:48:14,469 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_register_hooks [2022-11-21 13:48:14,469 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-21 13:48:14,469 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-21 13:48:14,469 INFO L130 BoogieDeclarations]: Found specification of procedure nla_memcpy [2022-11-21 13:48:14,469 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_memcpy [2022-11-21 13:48:14,469 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_rule_lookup [2022-11-21 13:48:14,470 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_rule_lookup [2022-11-21 13:48:14,470 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_fill_gen_info [2022-11-21 13:48:14,470 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_fill_gen_info [2022-11-21 13:48:14,470 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_be64 [2022-11-21 13:48:14,470 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_be64 [2022-11-21 13:48:14,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-21 13:48:14,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-11-21 13:48:14,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-11-21 13:48:14,471 INFO L130 BoogieDeclarations]: Found specification of procedure nft_expr_next [2022-11-21 13:48:14,471 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_expr_next [2022-11-21 13:48:14,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-11-21 13:48:14,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-11-21 13:48:14,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-11-21 13:48:14,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-11-21 13:48:14,472 INFO L130 BoogieDeclarations]: Found specification of procedure nft_cmp_select_ops [2022-11-21 13:48:14,472 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_cmp_select_ops [2022-11-21 13:48:14,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-21 13:48:14,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-21 13:48:14,472 INFO L130 BoogieDeclarations]: Found specification of procedure nft_trans_rule_add [2022-11-21 13:48:14,472 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_trans_rule_add [2022-11-21 13:48:14,472 INFO L130 BoogieDeclarations]: Found specification of procedure nft_trans_set_add [2022-11-21 13:48:14,473 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_trans_set_add [2022-11-21 13:48:14,473 INFO L130 BoogieDeclarations]: Found specification of procedure nft_cmp_init [2022-11-21 13:48:14,473 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_cmp_init [2022-11-21 13:48:14,473 INFO L130 BoogieDeclarations]: Found specification of procedure nft_payload_eval [2022-11-21 13:48:14,473 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_payload_eval [2022-11-21 13:48:14,473 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-21 13:48:14,473 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-21 13:48:14,473 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-11-21 13:48:14,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-11-21 13:48:14,474 INFO L130 BoogieDeclarations]: Found specification of procedure nft_byteorder_eval [2022-11-21 13:48:14,474 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_byteorder_eval [2022-11-21 13:48:14,474 INFO L130 BoogieDeclarations]: Found specification of procedure nft_lookup_init [2022-11-21 13:48:14,474 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_lookup_init [2022-11-21 13:48:14,474 INFO L130 BoogieDeclarations]: Found specification of procedure nft_delrule [2022-11-21 13:48:14,474 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_delrule [2022-11-21 13:48:14,475 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-21 13:48:14,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-21 13:48:14,475 INFO L130 BoogieDeclarations]: Found specification of procedure read_pnet [2022-11-21 13:48:14,475 INFO L138 BoogieDeclarations]: Found implementation of procedure read_pnet [2022-11-21 13:48:14,475 INFO L130 BoogieDeclarations]: Found specification of procedure nft_trace_packet [2022-11-21 13:48:14,475 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_trace_packet [2022-11-21 13:48:14,475 INFO L130 BoogieDeclarations]: Found specification of procedure nla_parse [2022-11-21 13:48:14,476 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_parse [2022-11-21 13:48:14,476 INFO L130 BoogieDeclarations]: Found specification of procedure nfnetlink_has_listeners [2022-11-21 13:48:14,476 INFO L138 BoogieDeclarations]: Found implementation of procedure nfnetlink_has_listeners [2022-11-21 13:48:14,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-11-21 13:48:14,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-11-21 13:48:14,476 INFO L130 BoogieDeclarations]: Found specification of procedure nft_trans_alloc [2022-11-21 13:48:14,476 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_trans_alloc [2022-11-21 13:48:14,477 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_report [2022-11-21 13:48:14,477 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_report [2022-11-21 13:48:14,477 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_msg_size [2022-11-21 13:48:14,477 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_msg_size [2022-11-21 13:48:14,477 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_set_lookup_byid [2022-11-21 13:48:14,477 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_set_lookup_byid [2022-11-21 13:48:14,477 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_rcu [2022-11-21 13:48:14,478 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_rcu [2022-11-21 13:48:14,478 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-11-21 13:48:14,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-11-21 13:48:14,478 INFO L130 BoogieDeclarations]: Found specification of procedure nla_strlcpy [2022-11-21 13:48:14,478 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_strlcpy [2022-11-21 13:48:14,478 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_unregister_hooks [2022-11-21 13:48:14,478 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_unregister_hooks [2022-11-21 13:48:14,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-21 13:48:14,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-21 13:48:14,479 INFO L130 BoogieDeclarations]: Found specification of procedure nft_trans_elem_alloc [2022-11-21 13:48:14,479 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_trans_elem_alloc [2022-11-21 13:48:14,479 INFO L130 BoogieDeclarations]: Found specification of procedure nft_afinfo_lookup [2022-11-21 13:48:14,479 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_afinfo_lookup [2022-11-21 13:48:14,479 INFO L130 BoogieDeclarations]: Found specification of procedure nft_trans_table_add [2022-11-21 13:48:14,479 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_trans_table_add [2022-11-21 13:48:14,480 INFO L130 BoogieDeclarations]: Found specification of procedure gencursor_next [2022-11-21 13:48:14,480 INFO L138 BoogieDeclarations]: Found implementation of procedure gencursor_next [2022-11-21 13:48:14,480 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2022-11-21 13:48:14,480 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2022-11-21 13:48:14,480 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_percpu [2022-11-21 13:48:14,480 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_percpu [2022-11-21 13:48:14,480 INFO L130 BoogieDeclarations]: Found specification of procedure nft_lookup_module_exit [2022-11-21 13:48:14,481 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_lookup_module_exit [2022-11-21 13:48:14,495 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_afinfo_lookup [2022-11-21 13:48:14,495 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_afinfo_lookup [2022-11-21 13:48:14,495 INFO L130 BoogieDeclarations]: Found specification of procedure nft_delrule_by_chain [2022-11-21 13:48:14,495 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_delrule_by_chain [2022-11-21 13:48:14,495 INFO L130 BoogieDeclarations]: Found specification of procedure nla_nest_start [2022-11-21 13:48:14,495 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_nest_start [2022-11-21 13:48:14,496 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_data [2022-11-21 13:48:14,496 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_data [2022-11-21 13:48:14,496 INFO L130 BoogieDeclarations]: Found specification of procedure nft_expr_first [2022-11-21 13:48:14,496 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_expr_first [2022-11-21 13:48:14,496 INFO L130 BoogieDeclarations]: Found specification of procedure nft_cmp_module_exit [2022-11-21 13:48:14,496 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_cmp_module_exit [2022-11-21 13:48:14,496 INFO L130 BoogieDeclarations]: Found specification of procedure nft_cmp_dump [2022-11-21 13:48:14,497 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_cmp_dump [2022-11-21 13:48:14,497 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_fill_expr_info [2022-11-21 13:48:14,497 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_fill_expr_info [2022-11-21 13:48:14,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-21 13:48:14,497 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2022-11-21 13:48:14,497 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2022-11-21 13:48:14,497 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-11-21 13:48:14,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-11-21 13:48:14,498 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-21 13:48:14,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-21 13:48:14,498 INFO L130 BoogieDeclarations]: Found specification of procedure nf_unregister_hooks [2022-11-21 13:48:14,498 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_unregister_hooks [2022-11-21 13:48:14,498 INFO L130 BoogieDeclarations]: Found specification of procedure nft_trans_chain_add [2022-11-21 13:48:14,498 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_trans_chain_add [2022-11-21 13:48:14,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-21 13:48:14,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-21 13:48:14,499 INFO L130 BoogieDeclarations]: Found specification of procedure nft_delset [2022-11-21 13:48:14,499 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_delset [2022-11-21 13:48:14,499 INFO L130 BoogieDeclarations]: Found specification of procedure nft_validate_input_register [2022-11-21 13:48:14,499 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_validate_input_register [2022-11-21 13:48:14,499 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_end [2022-11-21 13:48:14,500 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_end [2022-11-21 13:48:14,500 INFO L130 BoogieDeclarations]: Found specification of procedure nft_immediate_destroy [2022-11-21 13:48:14,500 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_immediate_destroy [2022-11-21 13:48:14,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-21 13:48:14,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-21 13:48:14,500 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2022-11-21 13:48:14,500 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2022-11-21 13:48:14,501 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-21 13:48:14,501 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-21 13:48:14,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-21 13:48:14,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-21 13:48:14,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-21 13:48:14,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-21 13:48:14,501 INFO L130 BoogieDeclarations]: Found specification of procedure nft_immediate_validate [2022-11-21 13:48:14,502 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_immediate_validate [2022-11-21 13:48:14,502 INFO L130 BoogieDeclarations]: Found specification of procedure nft_data_init [2022-11-21 13:48:14,502 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_data_init [2022-11-21 13:48:14,502 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_fill_chain_info [2022-11-21 13:48:14,502 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_fill_chain_info [2022-11-21 13:48:14,502 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-11-21 13:48:14,502 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-11-21 13:48:14,503 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_set_destroy [2022-11-21 13:48:14,503 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_set_destroy [2022-11-21 13:48:14,503 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2022-11-21 13:48:14,503 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2022-11-21 13:48:14,503 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-11-21 13:48:14,503 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-11-21 13:48:14,503 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_abort [2022-11-21 13:48:14,504 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_abort [2022-11-21 13:48:14,504 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_init_net [2022-11-21 13:48:14,504 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_init_net [2022-11-21 13:48:14,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-21 13:48:14,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-21 13:48:14,504 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-21 13:48:14,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-21 13:48:14,504 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_chain_destroy [2022-11-21 13:48:14,505 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_chain_destroy [2022-11-21 13:48:14,505 INFO L130 BoogieDeclarations]: Found specification of procedure nft_immediate_eval [2022-11-21 13:48:14,505 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_immediate_eval [2022-11-21 13:48:14,505 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_setelem_notify [2022-11-21 13:48:14,505 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_setelem_notify [2022-11-21 13:48:14,505 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2022-11-21 13:48:14,505 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2022-11-21 13:48:14,506 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_chain_lookup [2022-11-21 13:48:14,506 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_chain_lookup [2022-11-21 13:48:14,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 13:48:14,506 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-21 13:48:14,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-21 13:48:14,506 INFO L130 BoogieDeclarations]: Found specification of procedure nfnetlink_send [2022-11-21 13:48:14,506 INFO L138 BoogieDeclarations]: Found implementation of procedure nfnetlink_send [2022-11-21 13:48:17,041 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 13:48:17,050 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 13:48:17,496 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-21 13:48:29,378 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 13:48:29,415 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 13:48:29,415 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-11-21 13:48:29,424 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:48:29 BoogieIcfgContainer [2022-11-21 13:48:29,425 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 13:48:29,429 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-21 13:48:29,429 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-21 13:48:29,433 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-21 13:48:29,433 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 01:48:00" (1/3) ... [2022-11-21 13:48:29,434 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d730250 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:48:29, skipping insertion in model container [2022-11-21 13:48:29,434 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:48:12" (2/3) ... [2022-11-21 13:48:29,435 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d730250 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:48:29, skipping insertion in model container [2022-11-21 13:48:29,436 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:48:29" (3/3) ... [2022-11-21 13:48:29,437 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i [2022-11-21 13:48:29,457 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-21 13:48:29,457 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 31 error locations. [2022-11-21 13:48:29,623 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-21 13:48:29,632 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;@4271f39b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-21 13:48:29,633 INFO L358 AbstractCegarLoop]: Starting to check reachability of 31 error locations. [2022-11-21 13:48:29,655 INFO L276 IsEmpty]: Start isEmpty. Operand has 5670 states, 3912 states have (on average 1.3205521472392638) internal successors, (5166), 4032 states have internal predecessors, (5166), 1510 states have call successors, (1510), 217 states have call predecessors, (1510), 216 states have return successors, (1487), 1463 states have call predecessors, (1487), 1487 states have call successors, (1487) [2022-11-21 13:48:29,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 13:48:29,663 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 13:48:29,664 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 13:48:29,664 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2022-11-21 13:48:29,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 13:48:29,672 INFO L85 PathProgramCache]: Analyzing trace with hash 1729138950, now seen corresponding path program 1 times [2022-11-21 13:48:29,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 13:48:29,682 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1127080870] [2022-11-21 13:48:29,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:48:29,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 13:48:30,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:31,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 13:48:31,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:31,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-21 13:48:31,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:31,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 13:48:31,548 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 13:48:31,548 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1127080870] [2022-11-21 13:48:31,549 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1127080870] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 13:48:31,549 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 13:48:31,549 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-21 13:48:31,551 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1892805308] [2022-11-21 13:48:31,551 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 13:48:31,558 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-21 13:48:31,558 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 13:48:31,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-21 13:48:31,611 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-21 13:48:31,624 INFO L87 Difference]: Start difference. First operand has 5670 states, 3912 states have (on average 1.3205521472392638) internal successors, (5166), 4032 states have internal predecessors, (5166), 1510 states have call successors, (1510), 217 states have call predecessors, (1510), 216 states have return successors, (1487), 1463 states have call predecessors, (1487), 1487 states have call successors, (1487) Second operand has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 5 states have internal predecessors, (16), 1 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-21 13:48:38,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 13:48:38,302 INFO L93 Difference]: Finished difference Result 11310 states and 16661 transitions. [2022-11-21 13:48:38,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-21 13:48:38,305 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 5 states have internal predecessors, (16), 1 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 22 [2022-11-21 13:48:38,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 13:48:38,362 INFO L225 Difference]: With dead ends: 11310 [2022-11-21 13:48:38,362 INFO L226 Difference]: Without dead ends: 5619 [2022-11-21 13:48:38,423 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-11-21 13:48:38,428 INFO L413 NwaCegarLoop]: 8075 mSDtfsCounter, 8080 mSDsluCounter, 21209 mSDsCounter, 0 mSdLazyCounter, 3009 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8084 SdHoareTripleChecker+Valid, 29284 SdHoareTripleChecker+Invalid, 3009 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3009 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2022-11-21 13:48:38,429 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8084 Valid, 29284 Invalid, 3009 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [0 Valid, 3009 Invalid, 0 Unknown, 0 Unchecked, 5.5s Time] [2022-11-21 13:48:38,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5619 states. [2022-11-21 13:48:38,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5619 to 5619. [2022-11-21 13:48:38,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5619 states, 3886 states have (on average 1.299794132784354) internal successors, (5051), 3984 states have internal predecessors, (5051), 1487 states have call successors, (1487), 216 states have call predecessors, (1487), 215 states have return successors, (1485), 1461 states have call predecessors, (1485), 1485 states have call successors, (1485) [2022-11-21 13:48:38,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5619 states to 5619 states and 8023 transitions. [2022-11-21 13:48:38,919 INFO L78 Accepts]: Start accepts. Automaton has 5619 states and 8023 transitions. Word has length 22 [2022-11-21 13:48:38,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 13:48:38,920 INFO L495 AbstractCegarLoop]: Abstraction has 5619 states and 8023 transitions. [2022-11-21 13:48:38,921 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 5 states have internal predecessors, (16), 1 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-21 13:48:38,921 INFO L276 IsEmpty]: Start isEmpty. Operand 5619 states and 8023 transitions. [2022-11-21 13:48:38,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 13:48:38,922 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 13:48:38,922 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 13:48:38,922 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-21 13:48:38,923 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2022-11-21 13:48:38,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 13:48:38,923 INFO L85 PathProgramCache]: Analyzing trace with hash 1729198532, now seen corresponding path program 1 times [2022-11-21 13:48:38,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 13:48:38,924 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [46969235] [2022-11-21 13:48:38,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:48:38,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 13:48:39,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:39,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 13:48:39,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:39,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-21 13:48:39,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:39,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 13:48:39,499 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 13:48:39,499 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [46969235] [2022-11-21 13:48:39,500 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [46969235] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 13:48:39,500 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 13:48:39,500 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-21 13:48:39,500 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1717680480] [2022-11-21 13:48:39,500 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 13:48:39,501 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-21 13:48:39,502 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 13:48:39,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-21 13:48:39,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-21 13:48:39,502 INFO L87 Difference]: Start difference. First operand 5619 states and 8023 transitions. Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-21 13:48:39,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 13:48:39,833 INFO L93 Difference]: Finished difference Result 5619 states and 8023 transitions. [2022-11-21 13:48:39,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-21 13:48:39,834 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 22 [2022-11-21 13:48:39,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 13:48:39,879 INFO L225 Difference]: With dead ends: 5619 [2022-11-21 13:48:39,879 INFO L226 Difference]: Without dead ends: 5617 [2022-11-21 13:48:39,885 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-21 13:48:39,890 INFO L413 NwaCegarLoop]: 8019 mSDtfsCounter, 23 mSDsluCounter, 16016 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 24035 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-21 13:48:39,890 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 24035 Invalid, 3 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-21 13:48:39,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5617 states. [2022-11-21 13:48:40,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5617 to 5617. [2022-11-21 13:48:40,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5617 states, 3885 states have (on average 1.2996138996138995) internal successors, (5049), 3982 states have internal predecessors, (5049), 1487 states have call successors, (1487), 216 states have call predecessors, (1487), 215 states have return successors, (1485), 1461 states have call predecessors, (1485), 1485 states have call successors, (1485) [2022-11-21 13:48:40,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5617 states to 5617 states and 8021 transitions. [2022-11-21 13:48:40,296 INFO L78 Accepts]: Start accepts. Automaton has 5617 states and 8021 transitions. Word has length 22 [2022-11-21 13:48:40,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 13:48:40,297 INFO L495 AbstractCegarLoop]: Abstraction has 5617 states and 8021 transitions. [2022-11-21 13:48:40,298 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-21 13:48:40,298 INFO L276 IsEmpty]: Start isEmpty. Operand 5617 states and 8021 transitions. [2022-11-21 13:48:40,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-21 13:48:40,299 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 13:48:40,299 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 13:48:40,299 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-21 13:48:40,300 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2022-11-21 13:48:40,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 13:48:40,300 INFO L85 PathProgramCache]: Analyzing trace with hash 915617354, now seen corresponding path program 1 times [2022-11-21 13:48:40,300 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 13:48:40,301 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261970539] [2022-11-21 13:48:40,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:48:40,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 13:48:40,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:40,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 13:48:40,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:40,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-21 13:48:40,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:40,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 13:48:40,737 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 13:48:40,737 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [261970539] [2022-11-21 13:48:40,737 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [261970539] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 13:48:40,737 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 13:48:40,737 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 13:48:40,738 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2103798676] [2022-11-21 13:48:40,738 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 13:48:40,738 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 13:48:40,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 13:48:40,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 13:48:40,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 13:48:40,739 INFO L87 Difference]: Start difference. First operand 5617 states and 8021 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-21 13:48:41,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 13:48:41,134 INFO L93 Difference]: Finished difference Result 11224 states and 16224 transitions. [2022-11-21 13:48:41,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 13:48:41,134 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 26 [2022-11-21 13:48:41,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 13:48:41,174 INFO L225 Difference]: With dead ends: 11224 [2022-11-21 13:48:41,174 INFO L226 Difference]: Without dead ends: 5613 [2022-11-21 13:48:41,219 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 13:48:41,222 INFO L413 NwaCegarLoop]: 8015 mSDtfsCounter, 8000 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8000 SdHoareTripleChecker+Valid, 8015 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-21 13:48:41,224 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8000 Valid, 8015 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-21 13:48:41,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5613 states. [2022-11-21 13:48:41,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5613 to 5613. [2022-11-21 13:48:41,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5613 states, 3882 states have (on average 1.2993302421432251) internal successors, (5044), 3978 states have internal predecessors, (5044), 1487 states have call successors, (1487), 216 states have call predecessors, (1487), 215 states have return successors, (1485), 1461 states have call predecessors, (1485), 1485 states have call successors, (1485) [2022-11-21 13:48:41,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5613 states to 5613 states and 8016 transitions. [2022-11-21 13:48:41,578 INFO L78 Accepts]: Start accepts. Automaton has 5613 states and 8016 transitions. Word has length 26 [2022-11-21 13:48:41,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 13:48:41,580 INFO L495 AbstractCegarLoop]: Abstraction has 5613 states and 8016 transitions. [2022-11-21 13:48:41,580 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-21 13:48:41,580 INFO L276 IsEmpty]: Start isEmpty. Operand 5613 states and 8016 transitions. [2022-11-21 13:48:41,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-21 13:48:41,584 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 13:48:41,584 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 13:48:41,584 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-21 13:48:41,585 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_for_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2022-11-21 13:48:41,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 13:48:41,586 INFO L85 PathProgramCache]: Analyzing trace with hash -421904432, now seen corresponding path program 1 times [2022-11-21 13:48:41,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 13:48:41,586 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [589370545] [2022-11-21 13:48:41,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:48:41,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 13:48:41,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:42,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 13:48:42,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:42,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-21 13:48:42,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:42,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:48:42,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:42,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:48:42,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:42,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-21 13:48:42,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:42,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:48:42,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:42,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-21 13:48:42,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:42,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-11-21 13:48:42,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:48:42,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 13:48:42,248 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 13:48:42,249 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [589370545] [2022-11-21 13:48:42,249 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [589370545] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 13:48:42,249 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 13:48:42,249 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-21 13:48:42,249 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [770767814] [2022-11-21 13:48:42,250 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 13:48:42,250 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-21 13:48:42,251 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 13:48:42,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-21 13:48:42,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-21 13:48:42,252 INFO L87 Difference]: Start difference. First operand 5613 states and 8016 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-21 13:49:04,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 13:49:04,585 INFO L93 Difference]: Finished difference Result 12388 states and 18186 transitions. [2022-11-21 13:49:04,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-21 13:49:04,585 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 61 [2022-11-21 13:49:04,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 13:49:04,673 INFO L225 Difference]: With dead ends: 12388 [2022-11-21 13:49:04,673 INFO L226 Difference]: Without dead ends: 12386 [2022-11-21 13:49:04,682 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-21 13:49:04,683 INFO L413 NwaCegarLoop]: 8158 mSDtfsCounter, 10620 mSDsluCounter, 16664 mSDsCounter, 0 mSdLazyCounter, 10282 mSolverCounterSat, 4389 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11912 SdHoareTripleChecker+Valid, 24822 SdHoareTripleChecker+Invalid, 14671 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 4389 IncrementalHoareTripleChecker+Valid, 10282 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.8s IncrementalHoareTripleChecker+Time [2022-11-21 13:49:04,684 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11912 Valid, 24822 Invalid, 14671 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [4389 Valid, 10282 Invalid, 0 Unknown, 0 Unchecked, 20.8s Time] [2022-11-21 13:49:04,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12386 states. [2022-11-21 13:49:05,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12386 to 11270. [2022-11-21 13:49:05,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11270 states, 7820 states have (on average 1.3021739130434782) internal successors, (10183), 7985 states have internal predecessors, (10183), 2977 states have call successors, (2977), 427 states have call predecessors, (2977), 444 states have return successors, (3145), 2939 states have call predecessors, (3145), 2975 states have call successors, (3145) [2022-11-21 13:49:05,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11270 states to 11270 states and 16305 transitions. [2022-11-21 13:49:05,633 INFO L78 Accepts]: Start accepts. Automaton has 11270 states and 16305 transitions. Word has length 61 [2022-11-21 13:49:05,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 13:49:05,634 INFO L495 AbstractCegarLoop]: Abstraction has 11270 states and 16305 transitions. [2022-11-21 13:49:05,634 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-21 13:49:05,634 INFO L276 IsEmpty]: Start isEmpty. Operand 11270 states and 16305 transitions. [2022-11-21 13:49:05,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-21 13:49:05,643 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 13:49:05,643 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 13:49:05,643 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-21 13:49:05,643 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_for_read_sectionErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2022-11-21 13:49:05,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 13:49:05,644 INFO L85 PathProgramCache]: Analyzing trace with hash -1875848066, now seen corresponding path program 1 times [2022-11-21 13:49:05,644 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 13:49:05,644 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1907077936] [2022-11-21 13:49:05,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:49:05,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 13:49:05,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:06,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 13:49:06,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:06,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-21 13:49:06,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:06,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:49:06,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:06,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:49:06,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:06,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-21 13:49:06,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:06,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:49:06,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:06,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-21 13:49:06,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:06,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-11-21 13:49:06,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:06,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 13:49:06,307 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 13:49:06,307 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1907077936] [2022-11-21 13:49:06,307 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1907077936] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 13:49:06,308 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 13:49:06,308 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-21 13:49:06,308 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [54535651] [2022-11-21 13:49:06,308 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 13:49:06,309 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-21 13:49:06,309 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 13:49:06,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-21 13:49:06,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-21 13:49:06,309 INFO L87 Difference]: Start difference. First operand 11270 states and 16305 transitions. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-21 13:49:16,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 13:49:16,797 INFO L93 Difference]: Finished difference Result 12328 states and 18153 transitions. [2022-11-21 13:49:16,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-21 13:49:16,798 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 64 [2022-11-21 13:49:16,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 13:49:16,866 INFO L225 Difference]: With dead ends: 12328 [2022-11-21 13:49:16,867 INFO L226 Difference]: Without dead ends: 12326 [2022-11-21 13:49:16,876 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-21 13:49:16,877 INFO L413 NwaCegarLoop]: 6855 mSDtfsCounter, 8852 mSDsluCounter, 9815 mSDsCounter, 0 mSdLazyCounter, 5257 mSolverCounterSat, 2876 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9853 SdHoareTripleChecker+Valid, 16670 SdHoareTripleChecker+Invalid, 8133 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2876 IncrementalHoareTripleChecker+Valid, 5257 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.5s IncrementalHoareTripleChecker+Time [2022-11-21 13:49:16,878 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9853 Valid, 16670 Invalid, 8133 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2876 Valid, 5257 Invalid, 0 Unknown, 0 Unchecked, 9.5s Time] [2022-11-21 13:49:16,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12326 states. [2022-11-21 13:49:17,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12326 to 11268. [2022-11-21 13:49:17,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11268 states, 7819 states have (on average 1.3019567719657246) internal successors, (10180), 7983 states have internal predecessors, (10180), 2977 states have call successors, (2977), 427 states have call predecessors, (2977), 444 states have return successors, (3145), 2939 states have call predecessors, (3145), 2975 states have call successors, (3145) [2022-11-21 13:49:17,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11268 states to 11268 states and 16302 transitions. [2022-11-21 13:49:17,807 INFO L78 Accepts]: Start accepts. Automaton has 11268 states and 16302 transitions. Word has length 64 [2022-11-21 13:49:17,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 13:49:17,808 INFO L495 AbstractCegarLoop]: Abstraction has 11268 states and 16302 transitions. [2022-11-21 13:49:17,808 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-21 13:49:17,808 INFO L276 IsEmpty]: Start isEmpty. Operand 11268 states and 16302 transitions. [2022-11-21 13:49:17,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-21 13:49:17,813 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 13:49:17,813 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 13:49:17,813 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-21 13:49:17,814 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_for_read_sectionErr2ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2022-11-21 13:49:17,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 13:49:17,817 INFO L85 PathProgramCache]: Analyzing trace with hash -1565456484, now seen corresponding path program 1 times [2022-11-21 13:49:17,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 13:49:17,817 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [284744994] [2022-11-21 13:49:17,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:49:17,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 13:49:17,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:18,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 13:49:18,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:18,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-21 13:49:18,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:18,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:49:18,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:18,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:49:18,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:18,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-21 13:49:18,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:18,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:49:18,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:18,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-21 13:49:18,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:18,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-11-21 13:49:18,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:18,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 13:49:18,456 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 13:49:18,456 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [284744994] [2022-11-21 13:49:18,456 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [284744994] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 13:49:18,457 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 13:49:18,457 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-21 13:49:18,457 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342610241] [2022-11-21 13:49:18,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 13:49:18,457 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-21 13:49:18,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 13:49:18,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-21 13:49:18,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-21 13:49:18,458 INFO L87 Difference]: Start difference. First operand 11268 states and 16302 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-21 13:49:39,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 13:49:39,805 INFO L93 Difference]: Finished difference Result 24011 states and 35515 transitions. [2022-11-21 13:49:39,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-21 13:49:39,805 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 67 [2022-11-21 13:49:39,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 13:49:39,920 INFO L225 Difference]: With dead ends: 24011 [2022-11-21 13:49:39,920 INFO L226 Difference]: Without dead ends: 24009 [2022-11-21 13:49:39,930 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-21 13:49:39,931 INFO L413 NwaCegarLoop]: 8386 mSDtfsCounter, 10139 mSDsluCounter, 17124 mSDsCounter, 0 mSdLazyCounter, 10299 mSolverCounterSat, 4224 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11366 SdHoareTripleChecker+Valid, 25510 SdHoareTripleChecker+Invalid, 14523 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 4224 IncrementalHoareTripleChecker+Valid, 10299 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.2s IncrementalHoareTripleChecker+Time [2022-11-21 13:49:39,931 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11366 Valid, 25510 Invalid, 14523 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [4224 Valid, 10299 Invalid, 0 Unknown, 0 Unchecked, 19.2s Time] [2022-11-21 13:49:39,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24009 states. [2022-11-21 13:49:41,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24009 to 21824. [2022-11-21 13:49:41,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21824 states, 15155 states have (on average 1.3028043549983503) internal successors, (19744), 15456 states have internal predecessors, (19744), 5784 states have call successors, (5784), 806 states have call predecessors, (5784), 857 states have return successors, (6399), 5715 states have call predecessors, (6399), 5782 states have call successors, (6399) [2022-11-21 13:49:41,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21824 states to 21824 states and 31927 transitions. [2022-11-21 13:49:41,872 INFO L78 Accepts]: Start accepts. Automaton has 21824 states and 31927 transitions. Word has length 67 [2022-11-21 13:49:41,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 13:49:41,872 INFO L495 AbstractCegarLoop]: Abstraction has 21824 states and 31927 transitions. [2022-11-21 13:49:41,873 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-21 13:49:41,873 INFO L276 IsEmpty]: Start isEmpty. Operand 21824 states and 31927 transitions. [2022-11-21 13:49:41,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-21 13:49:41,875 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 13:49:41,875 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 13:49:41,875 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-21 13:49:41,875 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_for_read_sectionErr3ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2022-11-21 13:49:41,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 13:49:41,876 INFO L85 PathProgramCache]: Analyzing trace with hash -1754413494, now seen corresponding path program 1 times [2022-11-21 13:49:41,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 13:49:41,876 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [496750663] [2022-11-21 13:49:41,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:49:41,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 13:49:42,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:42,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 13:49:42,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:42,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-21 13:49:42,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:42,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:49:42,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:42,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:49:42,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:42,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-21 13:49:42,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:42,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:49:42,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:42,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-21 13:49:42,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:42,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-11-21 13:49:42,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:42,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 13:49:42,571 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 13:49:42,571 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [496750663] [2022-11-21 13:49:42,571 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [496750663] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 13:49:42,571 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 13:49:42,572 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-21 13:49:42,572 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832456912] [2022-11-21 13:49:42,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 13:49:42,572 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-21 13:49:42,573 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 13:49:42,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-21 13:49:42,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-21 13:49:42,574 INFO L87 Difference]: Start difference. First operand 21824 states and 31927 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-21 13:49:53,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 13:49:53,288 INFO L93 Difference]: Finished difference Result 23702 states and 35183 transitions. [2022-11-21 13:49:53,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-21 13:49:53,289 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 70 [2022-11-21 13:49:53,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 13:49:53,426 INFO L225 Difference]: With dead ends: 23702 [2022-11-21 13:49:53,426 INFO L226 Difference]: Without dead ends: 23700 [2022-11-21 13:49:53,447 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-21 13:49:53,448 INFO L413 NwaCegarLoop]: 6811 mSDtfsCounter, 8862 mSDsluCounter, 9770 mSDsCounter, 0 mSdLazyCounter, 5253 mSolverCounterSat, 2907 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9864 SdHoareTripleChecker+Valid, 16581 SdHoareTripleChecker+Invalid, 8160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2907 IncrementalHoareTripleChecker+Valid, 5253 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.1s IncrementalHoareTripleChecker+Time [2022-11-21 13:49:53,448 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9864 Valid, 16581 Invalid, 8160 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2907 Valid, 5253 Invalid, 0 Unknown, 0 Unchecked, 9.1s Time] [2022-11-21 13:49:53,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23700 states. [2022-11-21 13:49:54,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23700 to 21822. [2022-11-21 13:49:54,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21822 states, 15154 states have (on average 1.302560380097664) internal successors, (19739), 15454 states have internal predecessors, (19739), 5784 states have call successors, (5784), 806 states have call predecessors, (5784), 857 states have return successors, (6399), 5715 states have call predecessors, (6399), 5782 states have call successors, (6399) [2022-11-21 13:49:55,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21822 states to 21822 states and 31922 transitions. [2022-11-21 13:49:55,205 INFO L78 Accepts]: Start accepts. Automaton has 21822 states and 31922 transitions. Word has length 70 [2022-11-21 13:49:55,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 13:49:55,205 INFO L495 AbstractCegarLoop]: Abstraction has 21822 states and 31922 transitions. [2022-11-21 13:49:55,205 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-21 13:49:55,206 INFO L276 IsEmpty]: Start isEmpty. Operand 21822 states and 31922 transitions. [2022-11-21 13:49:55,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-11-21 13:49:55,207 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 13:49:55,207 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 13:49:55,207 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-21 13:49:55,207 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2022-11-21 13:49:55,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 13:49:55,208 INFO L85 PathProgramCache]: Analyzing trace with hash 1846915921, now seen corresponding path program 1 times [2022-11-21 13:49:55,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 13:49:55,208 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [944434710] [2022-11-21 13:49:55,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:49:55,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 13:49:55,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:55,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 13:49:55,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:55,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-21 13:49:55,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:55,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:49:55,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:55,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:49:55,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:55,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-21 13:49:55,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:55,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:49:55,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:55,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-21 13:49:55,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:55,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-21 13:49:55,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:55,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-11-21 13:49:55,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:55,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-21 13:49:55,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:55,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:49:55,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:55,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-11-21 13:49:55,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:55,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-21 13:49:55,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:49:55,874 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-21 13:49:55,874 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 13:49:55,874 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [944434710] [2022-11-21 13:49:55,875 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [944434710] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 13:49:55,875 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 13:49:55,875 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-21 13:49:55,875 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2064107568] [2022-11-21 13:49:55,875 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 13:49:55,876 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-21 13:49:55,876 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 13:49:55,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-21 13:49:55,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-21 13:49:55,877 INFO L87 Difference]: Start difference. First operand 21822 states and 31922 transitions. Second operand has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-21 13:50:19,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 13:50:19,967 INFO L93 Difference]: Finished difference Result 23700 states and 35178 transitions. [2022-11-21 13:50:19,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-21 13:50:19,968 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 88 [2022-11-21 13:50:19,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 13:50:20,086 INFO L225 Difference]: With dead ends: 23700 [2022-11-21 13:50:20,086 INFO L226 Difference]: Without dead ends: 23698 [2022-11-21 13:50:20,097 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-11-21 13:50:20,098 INFO L413 NwaCegarLoop]: 3457 mSDtfsCounter, 14665 mSDsluCounter, 9070 mSDsCounter, 0 mSdLazyCounter, 14896 mSolverCounterSat, 9749 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15399 SdHoareTripleChecker+Valid, 12527 SdHoareTripleChecker+Invalid, 24645 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 9749 IncrementalHoareTripleChecker+Valid, 14896 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.6s IncrementalHoareTripleChecker+Time [2022-11-21 13:50:20,098 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15399 Valid, 12527 Invalid, 24645 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [9749 Valid, 14896 Invalid, 0 Unknown, 0 Unchecked, 21.6s Time] [2022-11-21 13:50:20,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23698 states. [2022-11-21 13:50:21,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23698 to 21820. [2022-11-21 13:50:21,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21820 states, 15153 states have (on average 1.302448360060714) internal successors, (19736), 15452 states have internal predecessors, (19736), 5784 states have call successors, (5784), 806 states have call predecessors, (5784), 857 states have return successors, (6399), 5715 states have call predecessors, (6399), 5782 states have call successors, (6399) [2022-11-21 13:50:21,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21820 states to 21820 states and 31919 transitions. [2022-11-21 13:50:21,909 INFO L78 Accepts]: Start accepts. Automaton has 21820 states and 31919 transitions. Word has length 88 [2022-11-21 13:50:21,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 13:50:21,910 INFO L495 AbstractCegarLoop]: Abstraction has 21820 states and 31919 transitions. [2022-11-21 13:50:21,910 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-21 13:50:21,911 INFO L276 IsEmpty]: Start isEmpty. Operand 21820 states and 31919 transitions. [2022-11-21 13:50:21,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-11-21 13:50:21,912 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 13:50:21,913 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 13:50:21,913 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-21 13:50:21,913 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2022-11-21 13:50:21,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 13:50:21,914 INFO L85 PathProgramCache]: Analyzing trace with hash -1132528688, now seen corresponding path program 1 times [2022-11-21 13:50:21,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 13:50:21,914 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2038366178] [2022-11-21 13:50:21,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:50:21,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 13:50:22,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:22,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 13:50:22,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:22,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-21 13:50:22,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:22,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:50:22,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:22,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:50:22,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:22,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-21 13:50:22,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:22,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:50:22,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:22,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-21 13:50:22,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:22,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-21 13:50:22,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:22,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-11-21 13:50:22,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:22,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-21 13:50:22,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:22,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:50:22,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:22,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-11-21 13:50:22,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:22,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-21 13:50:22,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:22,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-21 13:50:22,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:22,681 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-21 13:50:22,682 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 13:50:22,682 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2038366178] [2022-11-21 13:50:22,682 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2038366178] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 13:50:22,682 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 13:50:22,683 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-21 13:50:22,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1524112743] [2022-11-21 13:50:22,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 13:50:22,684 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-21 13:50:22,684 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 13:50:22,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-21 13:50:22,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-21 13:50:22,686 INFO L87 Difference]: Start difference. First operand 21820 states and 31919 transitions. Second operand has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (15), 5 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-21 13:50:46,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 13:50:46,438 INFO L93 Difference]: Finished difference Result 23698 states and 35175 transitions. [2022-11-21 13:50:46,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-21 13:50:46,438 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (15), 5 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 [2022-11-21 13:50:46,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 13:50:46,562 INFO L225 Difference]: With dead ends: 23698 [2022-11-21 13:50:46,562 INFO L226 Difference]: Without dead ends: 23696 [2022-11-21 13:50:46,578 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-11-21 13:50:46,579 INFO L413 NwaCegarLoop]: 3453 mSDtfsCounter, 14552 mSDsluCounter, 9070 mSDsCounter, 0 mSdLazyCounter, 14971 mSolverCounterSat, 9703 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15289 SdHoareTripleChecker+Valid, 12523 SdHoareTripleChecker+Invalid, 24674 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 9703 IncrementalHoareTripleChecker+Valid, 14971 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.2s IncrementalHoareTripleChecker+Time [2022-11-21 13:50:46,579 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15289 Valid, 12523 Invalid, 24674 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [9703 Valid, 14971 Invalid, 0 Unknown, 0 Unchecked, 21.2s Time] [2022-11-21 13:50:46,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23696 states. [2022-11-21 13:50:48,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23696 to 21818. [2022-11-21 13:50:48,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21818 states, 15152 states have (on average 1.3023363252375924) internal successors, (19733), 15450 states have internal predecessors, (19733), 5784 states have call successors, (5784), 806 states have call predecessors, (5784), 857 states have return successors, (6399), 5715 states have call predecessors, (6399), 5782 states have call successors, (6399) [2022-11-21 13:50:48,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21818 states to 21818 states and 31916 transitions. [2022-11-21 13:50:48,536 INFO L78 Accepts]: Start accepts. Automaton has 21818 states and 31916 transitions. Word has length 94 [2022-11-21 13:50:48,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 13:50:48,536 INFO L495 AbstractCegarLoop]: Abstraction has 21818 states and 31916 transitions. [2022-11-21 13:50:48,537 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (15), 5 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-21 13:50:48,537 INFO L276 IsEmpty]: Start isEmpty. Operand 21818 states and 31916 transitions. [2022-11-21 13:50:48,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-11-21 13:50:48,540 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 13:50:48,540 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 13:50:48,541 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-21 13:50:48,541 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2022-11-21 13:50:48,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 13:50:48,541 INFO L85 PathProgramCache]: Analyzing trace with hash 2055094551, now seen corresponding path program 1 times [2022-11-21 13:50:48,541 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 13:50:48,542 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1100070337] [2022-11-21 13:50:48,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:50:48,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 13:50:48,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:48,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 13:50:48,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:49,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-21 13:50:49,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:49,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:50:49,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:49,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:50:49,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:49,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-21 13:50:49,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:49,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:50:49,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:49,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-21 13:50:49,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:49,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-21 13:50:49,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:49,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-11-21 13:50:49,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:49,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-21 13:50:49,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:49,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:50:49,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:49,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-11-21 13:50:49,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:49,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-21 13:50:49,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:49,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-21 13:50:49,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:49,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-21 13:50:49,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:50:49,209 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-21 13:50:49,210 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 13:50:49,210 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1100070337] [2022-11-21 13:50:49,210 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1100070337] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 13:50:49,210 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 13:50:49,210 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-21 13:50:49,211 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1213867167] [2022-11-21 13:50:49,211 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 13:50:49,211 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-21 13:50:49,211 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 13:50:49,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-21 13:50:49,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-21 13:50:49,212 INFO L87 Difference]: Start difference. First operand 21818 states and 31916 transitions. Second operand has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (16), 5 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-21 13:51:13,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 13:51:13,167 INFO L93 Difference]: Finished difference Result 23696 states and 35172 transitions. [2022-11-21 13:51:13,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-21 13:51:13,167 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (16), 5 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 [2022-11-21 13:51:13,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 13:51:13,284 INFO L225 Difference]: With dead ends: 23696 [2022-11-21 13:51:13,284 INFO L226 Difference]: Without dead ends: 23694 [2022-11-21 13:51:13,299 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-11-21 13:51:13,300 INFO L413 NwaCegarLoop]: 3458 mSDtfsCounter, 14613 mSDsluCounter, 9070 mSDsCounter, 0 mSdLazyCounter, 14927 mSolverCounterSat, 9730 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15344 SdHoareTripleChecker+Valid, 12528 SdHoareTripleChecker+Invalid, 24657 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 9730 IncrementalHoareTripleChecker+Valid, 14927 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.0s IncrementalHoareTripleChecker+Time [2022-11-21 13:51:13,300 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15344 Valid, 12528 Invalid, 24657 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [9730 Valid, 14927 Invalid, 0 Unknown, 0 Unchecked, 21.0s Time] [2022-11-21 13:51:13,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23694 states. [2022-11-21 13:51:14,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23694 to 21816. [2022-11-21 13:51:14,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21816 states, 15151 states have (on average 1.3022242756253712) internal successors, (19730), 15448 states have internal predecessors, (19730), 5784 states have call successors, (5784), 806 states have call predecessors, (5784), 857 states have return successors, (6399), 5715 states have call predecessors, (6399), 5782 states have call successors, (6399) [2022-11-21 13:51:15,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21816 states to 21816 states and 31913 transitions. [2022-11-21 13:51:15,014 INFO L78 Accepts]: Start accepts. Automaton has 21816 states and 31913 transitions. Word has length 100 [2022-11-21 13:51:15,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 13:51:15,015 INFO L495 AbstractCegarLoop]: Abstraction has 21816 states and 31913 transitions. [2022-11-21 13:51:15,015 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (16), 5 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-21 13:51:15,016 INFO L276 IsEmpty]: Start isEmpty. Operand 21816 states and 31913 transitions. [2022-11-21 13:51:15,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-11-21 13:51:15,017 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 13:51:15,017 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 13:51:15,018 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-21 13:51:15,018 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2022-11-21 13:51:15,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 13:51:15,018 INFO L85 PathProgramCache]: Analyzing trace with hash -1876502173, now seen corresponding path program 1 times [2022-11-21 13:51:15,019 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 13:51:15,019 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [240146254] [2022-11-21 13:51:15,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:51:15,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 13:51:15,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:51:15,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 13:51:15,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:51:15,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-21 13:51:15,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:51:15,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:51:15,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:51:15,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:51:15,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:51:15,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-21 13:51:15,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:51:15,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:51:15,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:51:15,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-21 13:51:15,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:51:15,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-21 13:51:15,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:51:15,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-11-21 13:51:15,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:51:15,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-21 13:51:15,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:51:15,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:51:15,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:51:15,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-11-21 13:51:15,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:51:15,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-21 13:51:16,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:51:16,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-21 13:51:16,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:51:16,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-21 13:51:16,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:51:16,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-11-21 13:51:16,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:51:16,063 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-21 13:51:16,064 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 13:51:16,064 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [240146254] [2022-11-21 13:51:16,064 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [240146254] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 13:51:16,064 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 13:51:16,064 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-21 13:51:16,065 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606154685] [2022-11-21 13:51:16,065 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 13:51:16,065 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-21 13:51:16,065 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 13:51:16,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-21 13:51:16,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-21 13:51:16,066 INFO L87 Difference]: Start difference. First operand 21816 states and 31913 transitions. Second operand has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-21 13:51:40,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 13:51:40,694 INFO L93 Difference]: Finished difference Result 23694 states and 35169 transitions. [2022-11-21 13:51:40,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-21 13:51:40,694 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (17), 5 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 [2022-11-21 13:51:40,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 13:51:40,801 INFO L225 Difference]: With dead ends: 23694 [2022-11-21 13:51:40,801 INFO L226 Difference]: Without dead ends: 23692 [2022-11-21 13:51:40,815 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-11-21 13:51:40,816 INFO L413 NwaCegarLoop]: 3457 mSDtfsCounter, 14671 mSDsluCounter, 9070 mSDsCounter, 0 mSdLazyCounter, 14860 mSolverCounterSat, 9757 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15402 SdHoareTripleChecker+Valid, 12527 SdHoareTripleChecker+Invalid, 24617 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 9757 IncrementalHoareTripleChecker+Valid, 14860 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.7s IncrementalHoareTripleChecker+Time [2022-11-21 13:51:40,816 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15402 Valid, 12527 Invalid, 24617 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [9757 Valid, 14860 Invalid, 0 Unknown, 0 Unchecked, 21.7s Time] [2022-11-21 13:51:40,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23692 states. [2022-11-21 13:51:42,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23692 to 21814. [2022-11-21 13:51:42,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21814 states, 15150 states have (on average 1.302112211221122) internal successors, (19727), 15446 states have internal predecessors, (19727), 5784 states have call successors, (5784), 806 states have call predecessors, (5784), 857 states have return successors, (6399), 5715 states have call predecessors, (6399), 5782 states have call successors, (6399) [2022-11-21 13:51:42,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21814 states to 21814 states and 31910 transitions. [2022-11-21 13:51:42,671 INFO L78 Accepts]: Start accepts. Automaton has 21814 states and 31910 transitions. Word has length 106 [2022-11-21 13:51:42,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 13:51:42,672 INFO L495 AbstractCegarLoop]: Abstraction has 21814 states and 31910 transitions. [2022-11-21 13:51:42,672 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-21 13:51:42,672 INFO L276 IsEmpty]: Start isEmpty. Operand 21814 states and 31910 transitions. [2022-11-21 13:51:42,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-11-21 13:51:42,678 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 13:51:42,678 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 13:51:42,678 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-21 13:51:42,679 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2022-11-21 13:51:42,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 13:51:42,679 INFO L85 PathProgramCache]: Analyzing trace with hash 1339389946, now seen corresponding path program 1 times [2022-11-21 13:51:42,679 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 13:51:42,680 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1168147114] [2022-11-21 13:51:42,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:51:42,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 13:51:42,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:51:43,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 13:51:43,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:51:43,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-21 13:51:43,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:51:43,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:51:43,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:51:43,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:51:43,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:51:43,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-21 13:51:43,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:51:43,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:51:43,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:51:43,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-21 13:51:43,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:51:43,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-21 13:51:43,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:51:43,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-11-21 13:51:43,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:51:43,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-21 13:51:43,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:51:43,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:51:43,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:51:43,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-11-21 13:51:43,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:51:43,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-21 13:51:43,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:51:43,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-21 13:51:43,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:51:43,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-21 13:51:43,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:51:43,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-11-21 13:51:43,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:51:43,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-21 13:51:43,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:51:43,483 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-21 13:51:43,483 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 13:51:43,484 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1168147114] [2022-11-21 13:51:43,484 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1168147114] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 13:51:43,484 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 13:51:43,484 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-21 13:51:43,484 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1660149810] [2022-11-21 13:51:43,484 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 13:51:43,485 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-21 13:51:43,485 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 13:51:43,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-21 13:51:43,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-21 13:51:43,486 INFO L87 Difference]: Start difference. First operand 21814 states and 31910 transitions. Second operand has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-21 13:52:08,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 13:52:08,386 INFO L93 Difference]: Finished difference Result 23692 states and 35166 transitions. [2022-11-21 13:52:08,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-21 13:52:08,387 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (18), 5 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 112 [2022-11-21 13:52:08,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 13:52:08,491 INFO L225 Difference]: With dead ends: 23692 [2022-11-21 13:52:08,491 INFO L226 Difference]: Without dead ends: 23690 [2022-11-21 13:52:08,505 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-11-21 13:52:08,506 INFO L413 NwaCegarLoop]: 3458 mSDtfsCounter, 14543 mSDsluCounter, 9070 mSDsCounter, 0 mSdLazyCounter, 14973 mSolverCounterSat, 9701 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15272 SdHoareTripleChecker+Valid, 12528 SdHoareTripleChecker+Invalid, 24674 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 9701 IncrementalHoareTripleChecker+Valid, 14973 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.4s IncrementalHoareTripleChecker+Time [2022-11-21 13:52:08,506 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15272 Valid, 12528 Invalid, 24674 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [9701 Valid, 14973 Invalid, 0 Unknown, 0 Unchecked, 21.4s Time] [2022-11-21 13:52:08,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23690 states. [2022-11-21 13:52:10,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23690 to 21812. [2022-11-21 13:52:10,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21812 states, 15149 states have (on average 1.3020001320219157) internal successors, (19724), 15444 states have internal predecessors, (19724), 5784 states have call successors, (5784), 806 states have call predecessors, (5784), 857 states have return successors, (6399), 5715 states have call predecessors, (6399), 5782 states have call successors, (6399) [2022-11-21 13:52:10,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21812 states to 21812 states and 31907 transitions. [2022-11-21 13:52:10,521 INFO L78 Accepts]: Start accepts. Automaton has 21812 states and 31907 transitions. Word has length 112 [2022-11-21 13:52:10,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 13:52:10,522 INFO L495 AbstractCegarLoop]: Abstraction has 21812 states and 31907 transitions. [2022-11-21 13:52:10,522 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-21 13:52:10,522 INFO L276 IsEmpty]: Start isEmpty. Operand 21812 states and 31907 transitions. [2022-11-21 13:52:10,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-11-21 13:52:10,524 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 13:52:10,525 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 13:52:10,525 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-21 13:52:10,525 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2022-11-21 13:52:10,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 13:52:10,526 INFO L85 PathProgramCache]: Analyzing trace with hash -1575817359, now seen corresponding path program 1 times [2022-11-21 13:52:10,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 13:52:10,526 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [940656964] [2022-11-21 13:52:10,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:52:10,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 13:52:10,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:52:11,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 13:52:11,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:52:11,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-21 13:52:11,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:52:11,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:52:11,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:52:11,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:52:11,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:52:11,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-21 13:52:11,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:52:11,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:52:11,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:52:11,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-21 13:52:11,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:52:11,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-21 13:52:11,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:52:11,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-11-21 13:52:11,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:52:11,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-21 13:52:11,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:52:11,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:52:11,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:52:11,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-11-21 13:52:11,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:52:11,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-21 13:52:11,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:52:11,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-21 13:52:11,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:52:11,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-21 13:52:11,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:52:11,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-11-21 13:52:11,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:52:11,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-21 13:52:11,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:52:11,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-21 13:52:11,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:52:11,425 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-21 13:52:11,426 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 13:52:11,426 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [940656964] [2022-11-21 13:52:11,426 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [940656964] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 13:52:11,426 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 13:52:11,426 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-21 13:52:11,427 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1220666454] [2022-11-21 13:52:11,427 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 13:52:11,427 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-21 13:52:11,427 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 13:52:11,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-21 13:52:11,428 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-21 13:52:11,428 INFO L87 Difference]: Start difference. First operand 21812 states and 31907 transitions. Second operand has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-21 13:52:36,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 13:52:36,512 INFO L93 Difference]: Finished difference Result 23690 states and 35163 transitions. [2022-11-21 13:52:36,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-21 13:52:36,513 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (19), 5 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 118 [2022-11-21 13:52:36,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 13:52:36,588 INFO L225 Difference]: With dead ends: 23690 [2022-11-21 13:52:36,589 INFO L226 Difference]: Without dead ends: 23688 [2022-11-21 13:52:36,600 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-11-21 13:52:36,600 INFO L413 NwaCegarLoop]: 3455 mSDtfsCounter, 14508 mSDsluCounter, 9070 mSDsCounter, 0 mSdLazyCounter, 14986 mSolverCounterSat, 9682 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15239 SdHoareTripleChecker+Valid, 12525 SdHoareTripleChecker+Invalid, 24668 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 9682 IncrementalHoareTripleChecker+Valid, 14986 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.4s IncrementalHoareTripleChecker+Time [2022-11-21 13:52:36,601 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15239 Valid, 12525 Invalid, 24668 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [9682 Valid, 14986 Invalid, 0 Unknown, 0 Unchecked, 21.4s Time] [2022-11-21 13:52:36,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23688 states. [2022-11-21 13:52:38,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23688 to 21810. [2022-11-21 13:52:38,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21810 states, 15148 states have (on average 1.3018880380248217) internal successors, (19721), 15442 states have internal predecessors, (19721), 5784 states have call successors, (5784), 806 states have call predecessors, (5784), 857 states have return successors, (6399), 5715 states have call predecessors, (6399), 5782 states have call successors, (6399) [2022-11-21 13:52:38,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21810 states to 21810 states and 31904 transitions. [2022-11-21 13:52:38,971 INFO L78 Accepts]: Start accepts. Automaton has 21810 states and 31904 transitions. Word has length 118 [2022-11-21 13:52:38,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 13:52:38,972 INFO L495 AbstractCegarLoop]: Abstraction has 21810 states and 31904 transitions. [2022-11-21 13:52:38,972 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-21 13:52:38,972 INFO L276 IsEmpty]: Start isEmpty. Operand 21810 states and 31904 transitions. [2022-11-21 13:52:38,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-11-21 13:52:38,975 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 13:52:38,976 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 13:52:38,976 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-21 13:52:38,977 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2022-11-21 13:52:38,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 13:52:38,979 INFO L85 PathProgramCache]: Analyzing trace with hash -696666042, now seen corresponding path program 1 times [2022-11-21 13:52:38,979 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 13:52:38,979 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1107447158] [2022-11-21 13:52:38,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:52:38,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 13:52:39,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:52:39,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 13:52:39,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:52:39,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-21 13:52:39,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:52:39,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:52:39,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:52:39,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:52:39,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:52:39,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-21 13:52:39,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:52:39,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:52:39,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:52:39,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-21 13:52:39,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:52:39,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-21 13:52:39,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:52:39,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-11-21 13:52:39,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:52:39,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-21 13:52:39,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:52:39,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:52:39,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:52:39,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-11-21 13:52:39,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:52:39,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-21 13:52:39,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:52:39,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-21 13:52:39,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:52:39,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-21 13:52:39,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:52:39,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-11-21 13:52:39,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:52:39,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-21 13:52:39,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:52:39,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-21 13:52:39,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:52:39,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-21 13:52:39,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:52:39,795 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-21 13:52:39,795 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 13:52:39,795 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1107447158] [2022-11-21 13:52:39,795 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1107447158] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 13:52:39,795 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 13:52:39,796 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-21 13:52:39,796 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2133236374] [2022-11-21 13:52:39,796 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 13:52:39,796 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-21 13:52:39,797 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 13:52:39,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-21 13:52:39,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-21 13:52:39,797 INFO L87 Difference]: Start difference. First operand 21810 states and 31904 transitions. Second operand has 7 states, 7 states have (on average 11.0) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-21 13:53:04,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 13:53:04,193 INFO L93 Difference]: Finished difference Result 23688 states and 35160 transitions. [2022-11-21 13:53:04,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-21 13:53:04,194 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.0) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (20), 5 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 124 [2022-11-21 13:53:04,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 13:53:04,278 INFO L225 Difference]: With dead ends: 23688 [2022-11-21 13:53:04,278 INFO L226 Difference]: Without dead ends: 23686 [2022-11-21 13:53:04,296 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-11-21 13:53:04,297 INFO L413 NwaCegarLoop]: 3453 mSDtfsCounter, 14572 mSDsluCounter, 9070 mSDsCounter, 0 mSdLazyCounter, 14904 mSolverCounterSat, 9723 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15304 SdHoareTripleChecker+Valid, 12523 SdHoareTripleChecker+Invalid, 24627 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 9723 IncrementalHoareTripleChecker+Valid, 14904 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.9s IncrementalHoareTripleChecker+Time [2022-11-21 13:53:04,297 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15304 Valid, 12523 Invalid, 24627 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [9723 Valid, 14904 Invalid, 0 Unknown, 0 Unchecked, 20.9s Time] [2022-11-21 13:53:04,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23686 states. [2022-11-21 13:53:06,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23686 to 21808. [2022-11-21 13:53:06,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21808 states, 15147 states have (on average 1.3017759292269095) internal successors, (19718), 15440 states have internal predecessors, (19718), 5784 states have call successors, (5784), 806 states have call predecessors, (5784), 857 states have return successors, (6399), 5715 states have call predecessors, (6399), 5782 states have call successors, (6399) [2022-11-21 13:53:06,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21808 states to 21808 states and 31901 transitions. [2022-11-21 13:53:06,422 INFO L78 Accepts]: Start accepts. Automaton has 21808 states and 31901 transitions. Word has length 124 [2022-11-21 13:53:06,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 13:53:06,423 INFO L495 AbstractCegarLoop]: Abstraction has 21808 states and 31901 transitions. [2022-11-21 13:53:06,423 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.0) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-21 13:53:06,423 INFO L276 IsEmpty]: Start isEmpty. Operand 21808 states and 31901 transitions. [2022-11-21 13:53:06,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2022-11-21 13:53:06,426 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 13:53:06,427 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 13:53:06,427 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-21 13:53:06,427 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2022-11-21 13:53:06,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 13:53:06,428 INFO L85 PathProgramCache]: Analyzing trace with hash 5147278, now seen corresponding path program 1 times [2022-11-21 13:53:06,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 13:53:06,428 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972838708] [2022-11-21 13:53:06,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:53:06,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 13:53:06,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:53:06,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 13:53:06,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:53:06,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-21 13:53:06,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:53:06,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:53:06,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:53:06,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:53:06,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:53:06,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-21 13:53:06,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:53:07,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:53:07,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:53:07,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-21 13:53:07,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:53:07,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-21 13:53:07,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:53:07,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-11-21 13:53:07,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:53:07,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-21 13:53:07,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:53:07,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:53:07,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:53:07,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-11-21 13:53:07,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:53:07,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-21 13:53:07,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:53:07,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-21 13:53:07,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:53:07,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-21 13:53:07,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:53:07,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-11-21 13:53:07,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:53:07,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-21 13:53:07,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:53:07,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-21 13:53:07,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:53:07,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-21 13:53:07,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:53:07,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-11-21 13:53:07,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:53:07,197 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-21 13:53:07,198 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 13:53:07,198 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1972838708] [2022-11-21 13:53:07,198 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1972838708] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 13:53:07,198 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 13:53:07,199 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-21 13:53:07,199 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664917457] [2022-11-21 13:53:07,199 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 13:53:07,200 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-21 13:53:07,200 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 13:53:07,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-21 13:53:07,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-21 13:53:07,201 INFO L87 Difference]: Start difference. First operand 21808 states and 31901 transitions. Second operand has 7 states, 7 states have (on average 11.571428571428571) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-21 13:53:31,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 13:53:31,544 INFO L93 Difference]: Finished difference Result 23686 states and 35157 transitions. [2022-11-21 13:53:31,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-21 13:53:31,545 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.571428571428571) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (21), 5 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 130 [2022-11-21 13:53:31,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 13:53:31,624 INFO L225 Difference]: With dead ends: 23686 [2022-11-21 13:53:31,624 INFO L226 Difference]: Without dead ends: 23684 [2022-11-21 13:53:31,637 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-11-21 13:53:31,638 INFO L413 NwaCegarLoop]: 3455 mSDtfsCounter, 14613 mSDsluCounter, 9070 mSDsCounter, 0 mSdLazyCounter, 14860 mSolverCounterSat, 9748 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15342 SdHoareTripleChecker+Valid, 12525 SdHoareTripleChecker+Invalid, 24608 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 9748 IncrementalHoareTripleChecker+Valid, 14860 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.5s IncrementalHoareTripleChecker+Time [2022-11-21 13:53:31,638 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15342 Valid, 12525 Invalid, 24608 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [9748 Valid, 14860 Invalid, 0 Unknown, 0 Unchecked, 20.5s Time] [2022-11-21 13:53:31,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23684 states. [2022-11-21 13:53:33,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23684 to 21806. [2022-11-21 13:53:33,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21806 states, 15146 states have (on average 1.3016638056252476) internal successors, (19715), 15438 states have internal predecessors, (19715), 5784 states have call successors, (5784), 806 states have call predecessors, (5784), 857 states have return successors, (6399), 5715 states have call predecessors, (6399), 5782 states have call successors, (6399) [2022-11-21 13:53:33,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21806 states to 21806 states and 31898 transitions. [2022-11-21 13:53:33,740 INFO L78 Accepts]: Start accepts. Automaton has 21806 states and 31898 transitions. Word has length 130 [2022-11-21 13:53:33,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 13:53:33,741 INFO L495 AbstractCegarLoop]: Abstraction has 21806 states and 31898 transitions. [2022-11-21 13:53:33,741 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.571428571428571) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-21 13:53:33,742 INFO L276 IsEmpty]: Start isEmpty. Operand 21806 states and 31898 transitions. [2022-11-21 13:53:33,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-11-21 13:53:33,744 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 13:53:33,745 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 13:53:33,745 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-21 13:53:33,745 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2022-11-21 13:53:33,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 13:53:33,746 INFO L85 PathProgramCache]: Analyzing trace with hash 651779473, now seen corresponding path program 1 times [2022-11-21 13:53:33,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 13:53:33,746 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833622344] [2022-11-21 13:53:33,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:53:33,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 13:53:33,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:53:34,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 13:53:34,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:53:34,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-21 13:53:34,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:53:34,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:53:34,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:53:34,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:53:34,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:53:34,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-21 13:53:34,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:53:34,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:53:34,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:53:34,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-21 13:53:34,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:53:34,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-21 13:53:34,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:53:34,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-11-21 13:53:34,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:53:34,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-21 13:53:34,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:53:34,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:53:34,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:53:34,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-11-21 13:53:34,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:53:34,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-21 13:53:34,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:53:34,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-21 13:53:34,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:53:34,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-21 13:53:34,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:53:34,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-11-21 13:53:34,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:53:34,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-21 13:53:34,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:53:34,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-21 13:53:34,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:53:34,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-21 13:53:34,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:53:34,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-11-21 13:53:34,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:53:34,453 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-21 13:53:34,454 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 13:53:34,454 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833622344] [2022-11-21 13:53:34,456 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1833622344] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 13:53:34,456 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 13:53:34,457 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-21 13:53:34,457 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [483010197] [2022-11-21 13:53:34,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 13:53:34,458 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-21 13:53:34,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 13:53:34,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-21 13:53:34,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-21 13:53:34,459 INFO L87 Difference]: Start difference. First operand 21806 states and 31898 transitions. Second operand has 7 states, 7 states have (on average 11.857142857142858) internal successors, (83), 4 states have internal predecessors, (83), 2 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-21 13:53:58,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 13:53:58,800 INFO L93 Difference]: Finished difference Result 23684 states and 35154 transitions. [2022-11-21 13:53:58,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-21 13:53:58,801 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.857142857142858) internal successors, (83), 4 states have internal predecessors, (83), 2 states have call successors, (21), 5 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 [2022-11-21 13:53:58,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 13:53:58,865 INFO L225 Difference]: With dead ends: 23684 [2022-11-21 13:53:58,865 INFO L226 Difference]: Without dead ends: 23682 [2022-11-21 13:53:58,878 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-11-21 13:53:58,879 INFO L413 NwaCegarLoop]: 3451 mSDtfsCounter, 14599 mSDsluCounter, 9070 mSDsCounter, 0 mSdLazyCounter, 14848 mSolverCounterSat, 9743 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15332 SdHoareTripleChecker+Valid, 12521 SdHoareTripleChecker+Invalid, 24591 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 9743 IncrementalHoareTripleChecker+Valid, 14848 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.8s IncrementalHoareTripleChecker+Time [2022-11-21 13:53:58,879 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15332 Valid, 12521 Invalid, 24591 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [9743 Valid, 14848 Invalid, 0 Unknown, 0 Unchecked, 20.8s Time] [2022-11-21 13:53:58,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23682 states. [2022-11-21 13:54:00,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23682 to 21804. [2022-11-21 13:54:00,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21804 states, 15145 states have (on average 1.3015516672169032) internal successors, (19712), 15436 states have internal predecessors, (19712), 5784 states have call successors, (5784), 806 states have call predecessors, (5784), 857 states have return successors, (6399), 5715 states have call predecessors, (6399), 5782 states have call successors, (6399) [2022-11-21 13:54:00,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21804 states to 21804 states and 31895 transitions. [2022-11-21 13:54:00,916 INFO L78 Accepts]: Start accepts. Automaton has 21804 states and 31895 transitions. Word has length 132 [2022-11-21 13:54:00,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 13:54:00,917 INFO L495 AbstractCegarLoop]: Abstraction has 21804 states and 31895 transitions. [2022-11-21 13:54:00,917 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.857142857142858) internal successors, (83), 4 states have internal predecessors, (83), 2 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-21 13:54:00,918 INFO L276 IsEmpty]: Start isEmpty. Operand 21804 states and 31895 transitions. [2022-11-21 13:54:00,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2022-11-21 13:54:00,920 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 13:54:00,920 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 13:54:00,920 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-21 13:54:00,921 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_linux_kernel_module_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2022-11-21 13:54:00,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 13:54:00,921 INFO L85 PathProgramCache]: Analyzing trace with hash -1673961824, now seen corresponding path program 1 times [2022-11-21 13:54:00,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 13:54:00,921 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1814625997] [2022-11-21 13:54:00,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:54:00,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 13:54:01,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:54:01,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 13:54:01,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:54:01,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-21 13:54:01,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:54:01,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:54:01,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:54:01,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:54:01,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:54:01,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-21 13:54:01,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:54:01,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:54:01,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:54:01,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-21 13:54:01,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:54:01,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-21 13:54:01,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:54:01,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-11-21 13:54:01,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:54:01,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-21 13:54:01,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:54:01,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:54:01,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:54:01,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-11-21 13:54:01,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:54:01,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-21 13:54:01,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:54:01,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-21 13:54:01,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:54:01,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-21 13:54:01,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:54:01,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-11-21 13:54:01,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:54:01,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-21 13:54:01,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:54:01,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-21 13:54:01,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:54:01,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-21 13:54:01,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:54:01,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-11-21 13:54:01,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:54:01,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-11-21 13:54:01,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:54:01,571 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-21 13:54:01,572 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 13:54:01,572 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1814625997] [2022-11-21 13:54:01,572 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1814625997] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 13:54:01,572 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 13:54:01,572 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-21 13:54:01,572 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [767088901] [2022-11-21 13:54:01,573 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 13:54:01,573 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-21 13:54:01,573 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 13:54:01,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-21 13:54:01,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-21 13:54:01,574 INFO L87 Difference]: Start difference. First operand 21804 states and 31895 transitions. Second operand has 7 states, 7 states have (on average 12.428571428571429) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (22), 5 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-21 13:54:46,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 13:54:46,376 INFO L93 Difference]: Finished difference Result 47257 states and 70943 transitions. [2022-11-21 13:54:46,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-21 13:54:46,376 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.428571428571429) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (22), 5 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 [2022-11-21 13:54:46,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 13:54:46,550 INFO L225 Difference]: With dead ends: 47257 [2022-11-21 13:54:46,550 INFO L226 Difference]: Without dead ends: 47255 [2022-11-21 13:54:46,705 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=70, Invalid=140, Unknown=0, NotChecked=0, Total=210 [2022-11-21 13:54:46,706 INFO L413 NwaCegarLoop]: 4087 mSDtfsCounter, 22520 mSDsluCounter, 11819 mSDsCounter, 0 mSdLazyCounter, 26081 mSolverCounterSat, 17176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23072 SdHoareTripleChecker+Valid, 15906 SdHoareTripleChecker+Invalid, 43257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 17176 IncrementalHoareTripleChecker+Valid, 26081 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.4s IncrementalHoareTripleChecker+Time [2022-11-21 13:54:46,706 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [23072 Valid, 15906 Invalid, 43257 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [17176 Valid, 26081 Invalid, 0 Unknown, 0 Unchecked, 37.4s Time] [2022-11-21 13:54:46,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47255 states. [2022-11-21 13:54:50,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47255 to 43675. [2022-11-21 13:54:50,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43675 states, 30360 states have (on average 1.3021409749670618) internal successors, (39533), 30926 states have internal predecessors, (39533), 11572 states have call successors, (11572), 1579 states have call predecessors, (11572), 1725 states have return successors, (13850), 11471 states have call predecessors, (13850), 11570 states have call successors, (13850) [2022-11-21 13:54:51,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43675 states to 43675 states and 64955 transitions. [2022-11-21 13:54:51,367 INFO L78 Accepts]: Start accepts. Automaton has 43675 states and 64955 transitions. Word has length 138 [2022-11-21 13:54:51,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 13:54:51,367 INFO L495 AbstractCegarLoop]: Abstraction has 43675 states and 64955 transitions. [2022-11-21 13:54:51,368 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.428571428571429) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (22), 5 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-21 13:54:51,368 INFO L276 IsEmpty]: Start isEmpty. Operand 43675 states and 64955 transitions. [2022-11-21 13:54:51,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2022-11-21 13:54:51,371 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 13:54:51,371 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 13:54:51,371 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-11-21 13:54:51,371 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_linux_kernel_rcu_update_lock_bh_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2022-11-21 13:54:51,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 13:54:51,372 INFO L85 PathProgramCache]: Analyzing trace with hash 482271975, now seen corresponding path program 1 times [2022-11-21 13:54:51,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 13:54:51,372 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [958985078] [2022-11-21 13:54:51,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:54:51,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 13:54:51,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:54:51,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 13:54:51,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:54:51,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-21 13:54:51,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:54:51,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:54:51,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:54:52,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:54:52,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:54:52,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-21 13:54:52,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:54:52,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:54:52,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:54:52,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-21 13:54:52,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:54:52,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-21 13:54:52,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:54:52,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-11-21 13:54:52,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:54:52,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-21 13:54:52,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:54:52,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:54:52,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:54:52,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-11-21 13:54:52,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:54:52,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-21 13:54:52,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:54:52,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-21 13:54:52,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:54:52,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-21 13:54:52,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:54:52,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-11-21 13:54:52,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:54:52,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-21 13:54:52,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:54:52,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-21 13:54:52,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:54:52,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-21 13:54:52,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:54:52,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-11-21 13:54:52,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:54:52,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-11-21 13:54:52,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:54:52,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-11-21 13:54:52,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:54:52,239 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-21 13:54:52,239 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 13:54:52,240 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [958985078] [2022-11-21 13:54:52,240 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [958985078] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 13:54:52,240 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 13:54:52,240 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-21 13:54:52,240 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [298787254] [2022-11-21 13:54:52,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 13:54:52,241 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-21 13:54:52,241 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 13:54:52,241 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-21 13:54:52,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-21 13:54:52,242 INFO L87 Difference]: Start difference. First operand 43675 states and 64955 transitions. Second operand has 7 states, 7 states have (on average 13.0) internal successors, (91), 4 states have internal predecessors, (91), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-21 13:55:35,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 13:55:35,396 INFO L93 Difference]: Finished difference Result 47247 states and 70919 transitions. [2022-11-21 13:55:35,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-21 13:55:35,396 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.0) internal successors, (91), 4 states have internal predecessors, (91), 2 states have call successors, (23), 5 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 [2022-11-21 13:55:35,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 13:55:35,545 INFO L225 Difference]: With dead ends: 47247 [2022-11-21 13:55:35,545 INFO L226 Difference]: Without dead ends: 47245 [2022-11-21 13:55:35,564 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=70, Invalid=140, Unknown=0, NotChecked=0, Total=210 [2022-11-21 13:55:35,564 INFO L413 NwaCegarLoop]: 4075 mSDtfsCounter, 22712 mSDsluCounter, 11756 mSDsCounter, 0 mSdLazyCounter, 25727 mSolverCounterSat, 17164 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23345 SdHoareTripleChecker+Valid, 15831 SdHoareTripleChecker+Invalid, 42891 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 17164 IncrementalHoareTripleChecker+Valid, 25727 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.6s IncrementalHoareTripleChecker+Time [2022-11-21 13:55:35,565 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [23345 Valid, 15831 Invalid, 42891 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [17164 Valid, 25727 Invalid, 0 Unknown, 0 Unchecked, 35.6s Time] [2022-11-21 13:55:35,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47245 states. [2022-11-21 13:55:40,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47245 to 43797. [2022-11-21 13:55:40,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43797 states, 30444 states have (on average 1.3013073183550126) internal successors, (39617), 31010 states have internal predecessors, (39617), 11591 states have call successors, (11591), 1598 states have call predecessors, (11591), 1744 states have return successors, (13869), 11490 states have call predecessors, (13869), 11589 states have call successors, (13869) [2022-11-21 13:55:40,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43797 states to 43797 states and 65077 transitions. [2022-11-21 13:55:40,798 INFO L78 Accepts]: Start accepts. Automaton has 43797 states and 65077 transitions. Word has length 144 [2022-11-21 13:55:40,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 13:55:40,799 INFO L495 AbstractCegarLoop]: Abstraction has 43797 states and 65077 transitions. [2022-11-21 13:55:40,799 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.0) internal successors, (91), 4 states have internal predecessors, (91), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-21 13:55:40,799 INFO L276 IsEmpty]: Start isEmpty. Operand 43797 states and 65077 transitions. [2022-11-21 13:55:40,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-11-21 13:55:40,801 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 13:55:40,801 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 13:55:40,802 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-21 13:55:40,802 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_linux_kernel_rcu_update_lock_sched_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2022-11-21 13:55:40,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 13:55:40,802 INFO L85 PathProgramCache]: Analyzing trace with hash -1000589518, now seen corresponding path program 1 times [2022-11-21 13:55:40,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 13:55:40,803 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1494304085] [2022-11-21 13:55:40,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:55:40,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 13:55:40,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:55:41,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 13:55:41,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:55:41,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-21 13:55:41,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:55:41,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:55:41,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:55:41,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:55:41,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:55:41,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-21 13:55:41,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:55:41,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:55:41,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:55:41,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-21 13:55:41,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:55:41,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-21 13:55:41,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:55:41,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-11-21 13:55:41,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:55:41,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-21 13:55:41,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:55:41,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:55:41,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:55:41,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-11-21 13:55:41,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:55:41,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-21 13:55:41,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:55:41,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-21 13:55:41,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:55:41,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-21 13:55:41,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:55:41,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-11-21 13:55:41,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:55:41,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-21 13:55:41,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:55:41,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-21 13:55:41,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:55:41,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-21 13:55:41,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:55:41,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-11-21 13:55:41,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:55:41,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-11-21 13:55:41,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:55:41,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-11-21 13:55:41,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:55:41,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-11-21 13:55:41,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:55:41,480 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-21 13:55:41,481 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 13:55:41,481 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1494304085] [2022-11-21 13:55:41,481 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1494304085] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 13:55:41,481 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 13:55:41,481 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-21 13:55:41,481 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1430002575] [2022-11-21 13:55:41,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 13:55:41,483 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-21 13:55:41,484 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 13:55:41,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-21 13:55:41,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-21 13:55:41,484 INFO L87 Difference]: Start difference. First operand 43797 states and 65077 transitions. Second operand has 7 states, 7 states have (on average 13.571428571428571) internal successors, (95), 4 states have internal predecessors, (95), 2 states have call successors, (24), 5 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-21 13:56:08,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 13:56:08,479 INFO L93 Difference]: Finished difference Result 47154 states and 70831 transitions. [2022-11-21 13:56:08,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-21 13:56:08,479 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.571428571428571) internal successors, (95), 4 states have internal predecessors, (95), 2 states have call successors, (24), 5 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 [2022-11-21 13:56:08,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 13:56:08,801 INFO L225 Difference]: With dead ends: 47154 [2022-11-21 13:56:08,801 INFO L226 Difference]: Without dead ends: 47152 [2022-11-21 13:56:08,817 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-11-21 13:56:08,818 INFO L413 NwaCegarLoop]: 3456 mSDtfsCounter, 14611 mSDsluCounter, 9070 mSDsCounter, 0 mSdLazyCounter, 14845 mSolverCounterSat, 9752 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15336 SdHoareTripleChecker+Valid, 12526 SdHoareTripleChecker+Invalid, 24597 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 9752 IncrementalHoareTripleChecker+Valid, 14845 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.2s IncrementalHoareTripleChecker+Time [2022-11-21 13:56:08,818 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15336 Valid, 12526 Invalid, 24597 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [9752 Valid, 14845 Invalid, 0 Unknown, 0 Unchecked, 20.2s Time] [2022-11-21 13:56:08,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47152 states. [2022-11-21 13:56:13,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47152 to 43795. [2022-11-21 13:56:13,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43795 states, 30443 states have (on average 1.3012515192326644) internal successors, (39614), 31008 states have internal predecessors, (39614), 11591 states have call successors, (11591), 1598 states have call predecessors, (11591), 1744 states have return successors, (13869), 11490 states have call predecessors, (13869), 11589 states have call successors, (13869) [2022-11-21 13:56:13,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43795 states to 43795 states and 65074 transitions. [2022-11-21 13:56:13,577 INFO L78 Accepts]: Start accepts. Automaton has 43795 states and 65074 transitions. Word has length 150 [2022-11-21 13:56:13,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 13:56:13,577 INFO L495 AbstractCegarLoop]: Abstraction has 43795 states and 65074 transitions. [2022-11-21 13:56:13,577 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.571428571428571) internal successors, (95), 4 states have internal predecessors, (95), 2 states have call successors, (24), 5 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-21 13:56:13,577 INFO L276 IsEmpty]: Start isEmpty. Operand 43795 states and 65074 transitions. [2022-11-21 13:56:13,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-11-21 13:56:13,579 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 13:56:13,579 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 13:56:13,579 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-11-21 13:56:13,580 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2022-11-21 13:56:13,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 13:56:13,580 INFO L85 PathProgramCache]: Analyzing trace with hash -103733623, now seen corresponding path program 1 times [2022-11-21 13:56:13,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 13:56:13,580 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [622798892] [2022-11-21 13:56:13,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:56:13,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 13:56:13,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:56:14,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 13:56:14,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:56:14,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-21 13:56:14,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:56:14,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:56:14,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:56:14,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:56:14,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:56:14,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-21 13:56:14,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:56:14,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:56:14,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:56:14,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-21 13:56:14,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:56:14,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-21 13:56:14,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:56:14,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-11-21 13:56:14,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:56:14,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-21 13:56:14,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:56:14,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:56:14,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:56:14,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-11-21 13:56:14,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:56:14,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-21 13:56:14,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:56:14,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-21 13:56:14,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:56:14,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-21 13:56:14,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:56:14,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-11-21 13:56:14,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:56:14,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-21 13:56:14,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:56:14,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-21 13:56:14,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:56:14,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-21 13:56:14,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:56:14,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-11-21 13:56:14,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:56:14,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-11-21 13:56:14,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:56:14,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-11-21 13:56:14,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:56:14,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-11-21 13:56:14,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:56:14,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-21 13:56:14,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:56:14,476 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-21 13:56:14,476 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 13:56:14,476 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [622798892] [2022-11-21 13:56:14,477 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [622798892] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 13:56:14,477 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 13:56:14,477 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-21 13:56:14,477 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285970457] [2022-11-21 13:56:14,477 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 13:56:14,478 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-21 13:56:14,478 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 13:56:14,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-21 13:56:14,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-21 13:56:14,479 INFO L87 Difference]: Start difference. First operand 43795 states and 65074 transitions. Second operand has 7 states, 7 states have (on average 14.142857142857142) internal successors, (99), 4 states have internal predecessors, (99), 2 states have call successors, (25), 5 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-21 13:56:59,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 13:56:59,227 INFO L93 Difference]: Finished difference Result 47457 states and 71145 transitions. [2022-11-21 13:56:59,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-21 13:56:59,227 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.142857142857142) internal successors, (99), 4 states have internal predecessors, (99), 2 states have call successors, (25), 5 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 [2022-11-21 13:56:59,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 13:56:59,393 INFO L225 Difference]: With dead ends: 47457 [2022-11-21 13:56:59,393 INFO L226 Difference]: Without dead ends: 47455 [2022-11-21 13:56:59,411 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=70, Invalid=140, Unknown=0, NotChecked=0, Total=210 [2022-11-21 13:56:59,412 INFO L413 NwaCegarLoop]: 4069 mSDtfsCounter, 20745 mSDsluCounter, 11756 mSDsCounter, 0 mSdLazyCounter, 26873 mSolverCounterSat, 16130 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21378 SdHoareTripleChecker+Valid, 15825 SdHoareTripleChecker+Invalid, 43003 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 16130 IncrementalHoareTripleChecker+Valid, 26873 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.2s IncrementalHoareTripleChecker+Time [2022-11-21 13:56:59,412 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21378 Valid, 15825 Invalid, 43003 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [16130 Valid, 26873 Invalid, 0 Unknown, 0 Unchecked, 37.2s Time] [2022-11-21 13:56:59,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47455 states. [2022-11-21 13:57:03,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47455 to 43993. [2022-11-21 13:57:03,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43993 states, 30579 states have (on average 1.299977108473135) internal successors, (39752), 31144 states have internal predecessors, (39752), 11622 states have call successors, (11622), 1629 states have call predecessors, (11622), 1775 states have return successors, (13900), 11521 states have call predecessors, (13900), 11620 states have call successors, (13900) [2022-11-21 13:57:04,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43993 states to 43993 states and 65274 transitions. [2022-11-21 13:57:04,654 INFO L78 Accepts]: Start accepts. Automaton has 43993 states and 65274 transitions. Word has length 156 [2022-11-21 13:57:04,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 13:57:04,654 INFO L495 AbstractCegarLoop]: Abstraction has 43993 states and 65274 transitions. [2022-11-21 13:57:04,654 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.142857142857142) internal successors, (99), 4 states have internal predecessors, (99), 2 states have call successors, (25), 5 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-21 13:57:04,654 INFO L276 IsEmpty]: Start isEmpty. Operand 43993 states and 65274 transitions. [2022-11-21 13:57:04,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2022-11-21 13:57:04,656 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 13:57:04,657 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 13:57:04,657 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-11-21 13:57:04,657 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_linux_kernel_rcu_srcu_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2022-11-21 13:57:04,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 13:57:04,658 INFO L85 PathProgramCache]: Analyzing trace with hash -1295343062, now seen corresponding path program 1 times [2022-11-21 13:57:04,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 13:57:04,658 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2003536015] [2022-11-21 13:57:04,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:57:04,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 13:57:04,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:05,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 13:57:05,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:05,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-21 13:57:05,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:05,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:57:05,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:05,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:57:05,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:05,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-21 13:57:05,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:05,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:57:05,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:05,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-21 13:57:05,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:05,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-21 13:57:05,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:05,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-11-21 13:57:05,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:05,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-21 13:57:05,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:05,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:57:05,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:05,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-11-21 13:57:05,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:05,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-21 13:57:05,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:05,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-21 13:57:05,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:05,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-21 13:57:05,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:05,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-11-21 13:57:05,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:05,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-21 13:57:05,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:05,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-21 13:57:05,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:05,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-21 13:57:05,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:05,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-11-21 13:57:05,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:05,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-11-21 13:57:05,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:05,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-11-21 13:57:05,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:05,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-11-21 13:57:05,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:05,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-21 13:57:05,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:05,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-11-21 13:57:05,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:05,298 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-21 13:57:05,298 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 13:57:05,298 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2003536015] [2022-11-21 13:57:05,298 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2003536015] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 13:57:05,299 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 13:57:05,299 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-21 13:57:05,299 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2091298976] [2022-11-21 13:57:05,299 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 13:57:05,300 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-21 13:57:05,300 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 13:57:05,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-21 13:57:05,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-21 13:57:05,301 INFO L87 Difference]: Start difference. First operand 43993 states and 65274 transitions. Second operand has 7 states, 7 states have (on average 14.714285714285714) internal successors, (103), 4 states have internal predecessors, (103), 2 states have call successors, (26), 5 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-21 13:57:31,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 13:57:31,994 INFO L93 Difference]: Finished difference Result 47350 states and 71028 transitions. [2022-11-21 13:57:31,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-21 13:57:31,995 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.714285714285714) internal successors, (103), 4 states have internal predecessors, (103), 2 states have call successors, (26), 5 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 [2022-11-21 13:57:31,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 13:57:32,139 INFO L225 Difference]: With dead ends: 47350 [2022-11-21 13:57:32,139 INFO L226 Difference]: Without dead ends: 47348 [2022-11-21 13:57:32,158 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-11-21 13:57:32,159 INFO L413 NwaCegarLoop]: 3457 mSDtfsCounter, 14537 mSDsluCounter, 9070 mSDsCounter, 0 mSdLazyCounter, 14911 mSolverCounterSat, 9710 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15259 SdHoareTripleChecker+Valid, 12527 SdHoareTripleChecker+Invalid, 24621 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 9710 IncrementalHoareTripleChecker+Valid, 14911 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.0s IncrementalHoareTripleChecker+Time [2022-11-21 13:57:32,159 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15259 Valid, 12527 Invalid, 24621 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [9710 Valid, 14911 Invalid, 0 Unknown, 0 Unchecked, 20.0s Time] [2022-11-21 13:57:32,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47348 states. [2022-11-21 13:57:36,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47348 to 43991. [2022-11-21 13:57:36,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43991 states, 30578 states have (on average 1.2999215121983125) internal successors, (39749), 31142 states have internal predecessors, (39749), 11622 states have call successors, (11622), 1629 states have call predecessors, (11622), 1775 states have return successors, (13900), 11521 states have call predecessors, (13900), 11620 states have call successors, (13900) [2022-11-21 13:57:36,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43991 states to 43991 states and 65271 transitions. [2022-11-21 13:57:36,829 INFO L78 Accepts]: Start accepts. Automaton has 43991 states and 65271 transitions. Word has length 162 [2022-11-21 13:57:36,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 13:57:36,829 INFO L495 AbstractCegarLoop]: Abstraction has 43991 states and 65271 transitions. [2022-11-21 13:57:36,830 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.714285714285714) internal successors, (103), 4 states have internal predecessors, (103), 2 states have call successors, (26), 5 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-21 13:57:36,830 INFO L276 IsEmpty]: Start isEmpty. Operand 43991 states and 65271 transitions. [2022-11-21 13:57:36,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-11-21 13:57:36,833 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 13:57:36,833 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 13:57:36,833 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-11-21 13:57:36,834 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_linux_lib_idr_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2022-11-21 13:57:36,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 13:57:36,834 INFO L85 PathProgramCache]: Analyzing trace with hash 1166921693, now seen corresponding path program 1 times [2022-11-21 13:57:36,834 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 13:57:36,835 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2129404780] [2022-11-21 13:57:36,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:57:36,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 13:57:36,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:37,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 13:57:37,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:37,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-21 13:57:37,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:37,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:57:37,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:37,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:57:37,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:37,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-21 13:57:37,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:37,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:57:37,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:37,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-21 13:57:37,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:37,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-21 13:57:37,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:37,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-11-21 13:57:37,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:37,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-21 13:57:37,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:37,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:57:37,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:37,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-11-21 13:57:37,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:37,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-21 13:57:37,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:37,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-21 13:57:37,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:37,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-21 13:57:37,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:37,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-11-21 13:57:37,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:37,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-21 13:57:37,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:37,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-21 13:57:37,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:37,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-21 13:57:37,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:37,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-11-21 13:57:37,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:37,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-11-21 13:57:37,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:37,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-11-21 13:57:37,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:37,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-11-21 13:57:37,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:37,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-21 13:57:37,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:37,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-11-21 13:57:37,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:37,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-11-21 13:57:37,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:57:37,592 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-21 13:57:37,593 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 13:57:37,593 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2129404780] [2022-11-21 13:57:37,593 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2129404780] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 13:57:37,593 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 13:57:37,593 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-21 13:57:37,594 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [646680562] [2022-11-21 13:57:37,594 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 13:57:37,594 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-21 13:57:37,594 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 13:57:37,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-21 13:57:37,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-21 13:57:37,595 INFO L87 Difference]: Start difference. First operand 43991 states and 65271 transitions. Second operand has 7 states, 7 states have (on average 15.285714285714286) internal successors, (107), 4 states have internal predecessors, (107), 2 states have call successors, (27), 5 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-11-21 13:58:06,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 13:58:06,129 INFO L93 Difference]: Finished difference Result 47348 states and 71025 transitions. [2022-11-21 13:58:06,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-21 13:58:06,130 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.285714285714286) internal successors, (107), 4 states have internal predecessors, (107), 2 states have call successors, (27), 5 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 [2022-11-21 13:58:06,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 13:58:06,281 INFO L225 Difference]: With dead ends: 47348 [2022-11-21 13:58:06,281 INFO L226 Difference]: Without dead ends: 47346 [2022-11-21 13:58:06,297 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-11-21 13:58:06,298 INFO L413 NwaCegarLoop]: 3455 mSDtfsCounter, 14559 mSDsluCounter, 9070 mSDsCounter, 0 mSdLazyCounter, 14869 mSolverCounterSat, 9729 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15282 SdHoareTripleChecker+Valid, 12525 SdHoareTripleChecker+Invalid, 24598 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 9729 IncrementalHoareTripleChecker+Valid, 14869 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.2s IncrementalHoareTripleChecker+Time [2022-11-21 13:58:06,299 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15282 Valid, 12525 Invalid, 24598 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [9729 Valid, 14869 Invalid, 0 Unknown, 0 Unchecked, 21.2s Time] [2022-11-21 13:58:06,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47346 states. [2022-11-21 13:58:11,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47346 to 43989. [2022-11-21 13:58:11,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43989 states, 30577 states have (on average 1.299865912287013) internal successors, (39746), 31140 states have internal predecessors, (39746), 11622 states have call successors, (11622), 1629 states have call predecessors, (11622), 1775 states have return successors, (13900), 11521 states have call predecessors, (13900), 11620 states have call successors, (13900) [2022-11-21 13:58:11,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43989 states to 43989 states and 65268 transitions. [2022-11-21 13:58:11,648 INFO L78 Accepts]: Start accepts. Automaton has 43989 states and 65268 transitions. Word has length 168 [2022-11-21 13:58:11,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 13:58:11,649 INFO L495 AbstractCegarLoop]: Abstraction has 43989 states and 65268 transitions. [2022-11-21 13:58:11,649 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.285714285714286) internal successors, (107), 4 states have internal predecessors, (107), 2 states have call successors, (27), 5 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-11-21 13:58:11,649 INFO L276 IsEmpty]: Start isEmpty. Operand 43989 states and 65268 transitions. [2022-11-21 13:58:11,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2022-11-21 13:58:11,654 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 13:58:11,654 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 13:58:11,654 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-11-21 13:58:11,654 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2022-11-21 13:58:11,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 13:58:11,655 INFO L85 PathProgramCache]: Analyzing trace with hash -47759154, now seen corresponding path program 1 times [2022-11-21 13:58:11,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 13:58:11,655 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135962456] [2022-11-21 13:58:11,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:58:11,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 13:58:11,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:12,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 13:58:12,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:12,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-21 13:58:12,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:12,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:58:12,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:12,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:58:12,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:12,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-21 13:58:12,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:12,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:58:12,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:12,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-21 13:58:12,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:12,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-21 13:58:12,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:12,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-11-21 13:58:12,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:13,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-21 13:58:13,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:13,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:58:13,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:13,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-11-21 13:58:13,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:13,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-21 13:58:13,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:13,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-21 13:58:13,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:13,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-21 13:58:13,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:13,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-11-21 13:58:13,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:13,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-21 13:58:13,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:13,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-21 13:58:13,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:13,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-21 13:58:13,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:13,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-11-21 13:58:13,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:13,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-11-21 13:58:13,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:13,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-11-21 13:58:13,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:13,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-11-21 13:58:13,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:13,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-21 13:58:13,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:13,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-11-21 13:58:13,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:13,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-11-21 13:58:13,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:13,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-11-21 13:58:13,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:13,228 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-21 13:58:13,228 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 13:58:13,229 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [135962456] [2022-11-21 13:58:13,229 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [135962456] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 13:58:13,229 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 13:58:13,229 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-21 13:58:13,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1186515949] [2022-11-21 13:58:13,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 13:58:13,232 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-21 13:58:13,232 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 13:58:13,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-21 13:58:13,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-21 13:58:13,233 INFO L87 Difference]: Start difference. First operand 43989 states and 65268 transitions. Second operand has 7 states, 7 states have (on average 15.857142857142858) internal successors, (111), 4 states have internal predecessors, (111), 2 states have call successors, (28), 5 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-11-21 13:58:41,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 13:58:41,616 INFO L93 Difference]: Finished difference Result 47346 states and 71022 transitions. [2022-11-21 13:58:41,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-21 13:58:41,623 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.857142857142858) internal successors, (111), 4 states have internal predecessors, (111), 2 states have call successors, (28), 5 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 [2022-11-21 13:58:41,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 13:58:41,787 INFO L225 Difference]: With dead ends: 47346 [2022-11-21 13:58:41,788 INFO L226 Difference]: Without dead ends: 47344 [2022-11-21 13:58:41,811 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-11-21 13:58:41,811 INFO L413 NwaCegarLoop]: 3453 mSDtfsCounter, 14512 mSDsluCounter, 9070 mSDsCounter, 0 mSdLazyCounter, 14896 mSolverCounterSat, 9711 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15236 SdHoareTripleChecker+Valid, 12523 SdHoareTripleChecker+Invalid, 24607 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 9711 IncrementalHoareTripleChecker+Valid, 14896 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.0s IncrementalHoareTripleChecker+Time [2022-11-21 13:58:41,812 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15236 Valid, 12523 Invalid, 24607 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [9711 Valid, 14896 Invalid, 0 Unknown, 0 Unchecked, 21.0s Time] [2022-11-21 13:58:41,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47344 states. [2022-11-21 13:58:46,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47344 to 43987. [2022-11-21 13:58:46,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43987 states, 30576 states have (on average 1.2998103087388801) internal successors, (39743), 31138 states have internal predecessors, (39743), 11622 states have call successors, (11622), 1629 states have call predecessors, (11622), 1775 states have return successors, (13900), 11521 states have call predecessors, (13900), 11620 states have call successors, (13900) [2022-11-21 13:58:47,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43987 states to 43987 states and 65265 transitions. [2022-11-21 13:58:47,228 INFO L78 Accepts]: Start accepts. Automaton has 43987 states and 65265 transitions. Word has length 174 [2022-11-21 13:58:47,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 13:58:47,229 INFO L495 AbstractCegarLoop]: Abstraction has 43987 states and 65265 transitions. [2022-11-21 13:58:47,229 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.857142857142858) internal successors, (111), 4 states have internal predecessors, (111), 2 states have call successors, (28), 5 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-11-21 13:58:47,229 INFO L276 IsEmpty]: Start isEmpty. Operand 43987 states and 65265 transitions. [2022-11-21 13:58:47,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-11-21 13:58:47,234 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 13:58:47,234 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 13:58:47,234 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-11-21 13:58:47,235 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_linux_net_rtnetlink_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2022-11-21 13:58:47,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 13:58:47,235 INFO L85 PathProgramCache]: Analyzing trace with hash -302027885, now seen corresponding path program 1 times [2022-11-21 13:58:47,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 13:58:47,236 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1929121243] [2022-11-21 13:58:47,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:58:47,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 13:58:47,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:47,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 13:58:47,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:47,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-21 13:58:47,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:47,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:58:47,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:47,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:58:47,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:47,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-21 13:58:47,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:47,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:58:47,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:47,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-21 13:58:47,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:47,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-21 13:58:47,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:47,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-11-21 13:58:47,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:47,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-21 13:58:47,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:47,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:58:47,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:47,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-11-21 13:58:47,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:47,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-21 13:58:47,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:47,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-21 13:58:47,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:47,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-21 13:58:47,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:47,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-11-21 13:58:47,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:47,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-21 13:58:47,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:47,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-21 13:58:47,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:47,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-21 13:58:47,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:47,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-11-21 13:58:47,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:47,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-11-21 13:58:47,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:47,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-11-21 13:58:47,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:47,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-11-21 13:58:47,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:47,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-21 13:58:48,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:48,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-11-21 13:58:48,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:48,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-11-21 13:58:48,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:48,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-11-21 13:58:48,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:48,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-11-21 13:58:48,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:58:48,065 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-21 13:58:48,065 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 13:58:48,066 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1929121243] [2022-11-21 13:58:48,066 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1929121243] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 13:58:48,066 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 13:58:48,066 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-21 13:58:48,067 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1493140150] [2022-11-21 13:58:48,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 13:58:48,067 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-21 13:58:48,068 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 13:58:48,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-21 13:58:48,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-21 13:58:48,068 INFO L87 Difference]: Start difference. First operand 43987 states and 65265 transitions. Second operand has 7 states, 7 states have (on average 16.428571428571427) internal successors, (115), 4 states have internal predecessors, (115), 2 states have call successors, (29), 5 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-11-21 13:59:16,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 13:59:16,850 INFO L93 Difference]: Finished difference Result 47344 states and 71019 transitions. [2022-11-21 13:59:16,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-21 13:59:16,851 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.428571428571427) internal successors, (115), 4 states have internal predecessors, (115), 2 states have call successors, (29), 5 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 [2022-11-21 13:59:16,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 13:59:17,029 INFO L225 Difference]: With dead ends: 47344 [2022-11-21 13:59:17,029 INFO L226 Difference]: Without dead ends: 47342 [2022-11-21 13:59:17,051 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-11-21 13:59:17,051 INFO L413 NwaCegarLoop]: 3452 mSDtfsCounter, 14534 mSDsluCounter, 9070 mSDsCounter, 0 mSdLazyCounter, 14855 mSolverCounterSat, 9737 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15258 SdHoareTripleChecker+Valid, 12522 SdHoareTripleChecker+Invalid, 24592 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 9737 IncrementalHoareTripleChecker+Valid, 14855 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.0s IncrementalHoareTripleChecker+Time [2022-11-21 13:59:17,052 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15258 Valid, 12522 Invalid, 24592 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [9737 Valid, 14855 Invalid, 0 Unknown, 0 Unchecked, 21.0s Time] [2022-11-21 13:59:17,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47342 states. [2022-11-21 13:59:22,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47342 to 43985. [2022-11-21 13:59:22,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43985 states, 30575 states have (on average 1.2997547015535569) internal successors, (39740), 31136 states have internal predecessors, (39740), 11622 states have call successors, (11622), 1629 states have call predecessors, (11622), 1775 states have return successors, (13900), 11521 states have call predecessors, (13900), 11620 states have call successors, (13900) [2022-11-21 13:59:22,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43985 states to 43985 states and 65262 transitions. [2022-11-21 13:59:22,707 INFO L78 Accepts]: Start accepts. Automaton has 43985 states and 65262 transitions. Word has length 180 [2022-11-21 13:59:22,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 13:59:22,707 INFO L495 AbstractCegarLoop]: Abstraction has 43985 states and 65262 transitions. [2022-11-21 13:59:22,708 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.428571428571427) internal successors, (115), 4 states have internal predecessors, (115), 2 states have call successors, (29), 5 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-11-21 13:59:22,708 INFO L276 IsEmpty]: Start isEmpty. Operand 43985 states and 65262 transitions. [2022-11-21 13:59:22,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2022-11-21 13:59:22,714 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 13:59:22,714 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 13:59:22,714 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-11-21 13:59:22,714 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_linux_net_sock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2022-11-21 13:59:22,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 13:59:22,715 INFO L85 PathProgramCache]: Analyzing trace with hash -1111146458, now seen corresponding path program 1 times [2022-11-21 13:59:22,715 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 13:59:22,715 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2021274817] [2022-11-21 13:59:22,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:59:22,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 13:59:22,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:23,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 13:59:23,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:23,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-21 13:59:23,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:23,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:59:23,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:23,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:59:23,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:23,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-21 13:59:23,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:23,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:59:23,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:23,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-21 13:59:23,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:23,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-21 13:59:23,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:23,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-11-21 13:59:23,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:23,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-21 13:59:23,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:23,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:59:23,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:23,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-11-21 13:59:23,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:23,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-21 13:59:23,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:23,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-21 13:59:23,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:23,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-21 13:59:23,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:23,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-11-21 13:59:23,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:23,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-21 13:59:23,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:23,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-21 13:59:23,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:23,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-21 13:59:23,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:23,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-11-21 13:59:23,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:23,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-11-21 13:59:23,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:23,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-11-21 13:59:23,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:23,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-11-21 13:59:23,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:23,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-21 13:59:23,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:23,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-11-21 13:59:23,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:23,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-11-21 13:59:23,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:23,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-11-21 13:59:23,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:23,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-11-21 13:59:23,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:23,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-11-21 13:59:23,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:23,538 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-21 13:59:23,539 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 13:59:23,539 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2021274817] [2022-11-21 13:59:23,539 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2021274817] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 13:59:23,539 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 13:59:23,539 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-21 13:59:23,540 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [42169098] [2022-11-21 13:59:23,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 13:59:23,540 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-21 13:59:23,541 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 13:59:23,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-21 13:59:23,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-21 13:59:23,541 INFO L87 Difference]: Start difference. First operand 43985 states and 65262 transitions. Second operand has 7 states, 7 states have (on average 17.0) internal successors, (119), 4 states have internal predecessors, (119), 2 states have call successors, (30), 5 states have call predecessors, (30), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2022-11-21 13:59:53,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 13:59:53,083 INFO L93 Difference]: Finished difference Result 47342 states and 71016 transitions. [2022-11-21 13:59:53,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-21 13:59:53,083 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 4 states have internal predecessors, (119), 2 states have call successors, (30), 5 states have call predecessors, (30), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 186 [2022-11-21 13:59:53,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 13:59:53,256 INFO L225 Difference]: With dead ends: 47342 [2022-11-21 13:59:53,256 INFO L226 Difference]: Without dead ends: 47340 [2022-11-21 13:59:53,278 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-11-21 13:59:53,278 INFO L413 NwaCegarLoop]: 3455 mSDtfsCounter, 14496 mSDsluCounter, 9070 mSDsCounter, 0 mSdLazyCounter, 14881 mSolverCounterSat, 9727 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15216 SdHoareTripleChecker+Valid, 12525 SdHoareTripleChecker+Invalid, 24608 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 9727 IncrementalHoareTripleChecker+Valid, 14881 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.8s IncrementalHoareTripleChecker+Time [2022-11-21 13:59:53,279 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15216 Valid, 12525 Invalid, 24608 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [9727 Valid, 14881 Invalid, 0 Unknown, 0 Unchecked, 20.8s Time] [2022-11-21 13:59:53,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47340 states. [2022-11-21 13:59:58,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47340 to 43983. [2022-11-21 13:59:58,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43983 states, 30574 states have (on average 1.2996990907306862) internal successors, (39737), 31134 states have internal predecessors, (39737), 11622 states have call successors, (11622), 1629 states have call predecessors, (11622), 1775 states have return successors, (13900), 11521 states have call predecessors, (13900), 11620 states have call successors, (13900) [2022-11-21 13:59:58,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43983 states to 43983 states and 65259 transitions. [2022-11-21 13:59:58,948 INFO L78 Accepts]: Start accepts. Automaton has 43983 states and 65259 transitions. Word has length 186 [2022-11-21 13:59:58,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 13:59:58,948 INFO L495 AbstractCegarLoop]: Abstraction has 43983 states and 65259 transitions. [2022-11-21 13:59:58,948 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 4 states have internal predecessors, (119), 2 states have call successors, (30), 5 states have call predecessors, (30), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2022-11-21 13:59:58,949 INFO L276 IsEmpty]: Start isEmpty. Operand 43983 states and 65259 transitions. [2022-11-21 13:59:58,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2022-11-21 13:59:58,955 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 13:59:58,955 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 13:59:58,955 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-11-21 13:59:58,955 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2022-11-21 13:59:58,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 13:59:58,956 INFO L85 PathProgramCache]: Analyzing trace with hash -850809381, now seen corresponding path program 1 times [2022-11-21 13:59:58,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 13:59:58,956 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [84688403] [2022-11-21 13:59:58,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:59:58,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 13:59:59,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:59,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 13:59:59,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:59,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-21 13:59:59,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:59,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:59:59,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:59,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:59:59,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:59,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-21 13:59:59,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:59,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:59:59,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:59,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-21 13:59:59,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:59,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-21 13:59:59,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:59,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-11-21 13:59:59,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:59,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-21 13:59:59,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:59,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 13:59:59,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:59,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-11-21 13:59:59,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:59,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-21 13:59:59,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:59,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-21 13:59:59,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:59,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-21 13:59:59,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:59,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-11-21 13:59:59,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:59,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-21 13:59:59,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:59,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-21 13:59:59,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:59,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-21 13:59:59,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:59,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-11-21 13:59:59,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:59,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-11-21 13:59:59,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:59,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-11-21 13:59:59,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:59,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-11-21 13:59:59,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:59,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-21 13:59:59,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:59,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-11-21 13:59:59,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:59,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-11-21 13:59:59,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:59,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-11-21 13:59:59,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:59,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-11-21 13:59:59,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:59,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-11-21 13:59:59,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:59,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-11-21 13:59:59,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:59:59,881 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-21 13:59:59,881 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 13:59:59,881 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [84688403] [2022-11-21 13:59:59,882 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [84688403] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 13:59:59,882 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 13:59:59,882 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-21 13:59:59,882 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [975510575] [2022-11-21 13:59:59,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 13:59:59,882 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-21 13:59:59,882 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 13:59:59,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-21 13:59:59,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-21 13:59:59,883 INFO L87 Difference]: Start difference. First operand 43983 states and 65259 transitions. Second operand has 7 states, 7 states have (on average 17.571428571428573) internal successors, (123), 4 states have internal predecessors, (123), 2 states have call successors, (31), 5 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-21 14:00:28,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 14:00:28,447 INFO L93 Difference]: Finished difference Result 47340 states and 71013 transitions. [2022-11-21 14:00:28,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-21 14:00:28,447 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.571428571428573) internal successors, (123), 4 states have internal predecessors, (123), 2 states have call successors, (31), 5 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 192 [2022-11-21 14:00:28,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 14:00:28,595 INFO L225 Difference]: With dead ends: 47340 [2022-11-21 14:00:28,595 INFO L226 Difference]: Without dead ends: 47338 [2022-11-21 14:00:28,614 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-11-21 14:00:28,615 INFO L413 NwaCegarLoop]: 3459 mSDtfsCounter, 14434 mSDsluCounter, 9070 mSDsCounter, 0 mSdLazyCounter, 14954 mSolverCounterSat, 9691 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15149 SdHoareTripleChecker+Valid, 12529 SdHoareTripleChecker+Invalid, 24645 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 9691 IncrementalHoareTripleChecker+Valid, 14954 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.7s IncrementalHoareTripleChecker+Time [2022-11-21 14:00:28,615 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15149 Valid, 12529 Invalid, 24645 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [9691 Valid, 14954 Invalid, 0 Unknown, 0 Unchecked, 20.7s Time] [2022-11-21 14:00:28,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47338 states. [2022-11-21 14:00:34,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47338 to 43981. [2022-11-21 14:00:34,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43981 states, 30573 states have (on average 1.2996434762699114) internal successors, (39734), 31132 states have internal predecessors, (39734), 11622 states have call successors, (11622), 1629 states have call predecessors, (11622), 1775 states have return successors, (13900), 11521 states have call predecessors, (13900), 11620 states have call successors, (13900) [2022-11-21 14:00:34,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43981 states to 43981 states and 65256 transitions. [2022-11-21 14:00:34,686 INFO L78 Accepts]: Start accepts. Automaton has 43981 states and 65256 transitions. Word has length 192 [2022-11-21 14:00:34,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 14:00:34,687 INFO L495 AbstractCegarLoop]: Abstraction has 43981 states and 65256 transitions. [2022-11-21 14:00:34,687 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.571428571428573) internal successors, (123), 4 states have internal predecessors, (123), 2 states have call successors, (31), 5 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-21 14:00:34,687 INFO L276 IsEmpty]: Start isEmpty. Operand 43981 states and 65256 transitions. [2022-11-21 14:00:34,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2022-11-21 14:00:34,695 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 14:00:34,695 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 14:00:34,695 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-11-21 14:00:34,696 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2022-11-21 14:00:34,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 14:00:34,696 INFO L85 PathProgramCache]: Analyzing trace with hash -1398600742, now seen corresponding path program 1 times [2022-11-21 14:00:34,696 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 14:00:34,697 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1161117308] [2022-11-21 14:00:34,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 14:00:34,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 14:00:34,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 14:00:35,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 14:00:35,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 14:00:35,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-21 14:00:35,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 14:00:35,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 14:00:35,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 14:00:35,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 14:00:35,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 14:00:35,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-21 14:00:35,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 14:00:35,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 14:00:35,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 14:00:35,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-21 14:00:35,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 14:00:35,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-21 14:00:35,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 14:00:35,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-11-21 14:00:35,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 14:00:35,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-21 14:00:35,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 14:00:35,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 14:00:35,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 14:00:35,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-11-21 14:00:35,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 14:00:35,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-21 14:00:35,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 14:00:35,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-21 14:00:35,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 14:00:35,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-21 14:00:35,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 14:00:35,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-11-21 14:00:35,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 14:00:35,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-21 14:00:35,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 14:00:35,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-21 14:00:35,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 14:00:35,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-21 14:00:35,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 14:00:35,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-11-21 14:00:35,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 14:00:35,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-11-21 14:00:35,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 14:00:35,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-11-21 14:00:35,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 14:00:35,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-11-21 14:00:35,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 14:00:35,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-21 14:00:35,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 14:00:35,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-11-21 14:00:35,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 14:00:35,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-11-21 14:00:35,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 14:00:35,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-11-21 14:00:35,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 14:00:35,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-11-21 14:00:35,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 14:00:35,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-11-21 14:00:35,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 14:00:35,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-11-21 14:00:35,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 14:00:35,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-11-21 14:00:35,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 14:00:35,418 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-21 14:00:35,419 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 14:00:35,419 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1161117308] [2022-11-21 14:00:35,419 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1161117308] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 14:00:35,419 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 14:00:35,419 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-21 14:00:35,419 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [282491707] [2022-11-21 14:00:35,419 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 14:00:35,420 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-21 14:00:35,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 14:00:35,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-21 14:00:35,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-21 14:00:35,421 INFO L87 Difference]: Start difference. First operand 43981 states and 65256 transitions. Second operand has 7 states, 7 states have (on average 18.142857142857142) internal successors, (127), 4 states have internal predecessors, (127), 2 states have call successors, (32), 5 states have call predecessors, (32), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31)