./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-rt2x00-rt2500usb.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23cbd8ae-0fc0-4295-9b93-dc038e02875e/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23cbd8ae-0fc0-4295-9b93-dc038e02875e/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23cbd8ae-0fc0-4295-9b93-dc038e02875e/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23cbd8ae-0fc0-4295-9b93-dc038e02875e/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-rt2x00-rt2500usb.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23cbd8ae-0fc0-4295-9b93-dc038e02875e/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23cbd8ae-0fc0-4295-9b93-dc038e02875e/bin/utaipan-eEHZpOm5b7 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 75d6ecf4631f26c7ec13db22e2a2052220f525ba1ac7420b6414b057d6abb772 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 20:32:10,880 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 20:32:10,884 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 20:32:10,927 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 20:32:10,927 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 20:32:10,929 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 20:32:10,931 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 20:32:10,933 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 20:32:10,936 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 20:32:10,937 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 20:32:10,938 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 20:32:10,940 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 20:32:10,940 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 20:32:10,942 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 20:32:10,944 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 20:32:10,945 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 20:32:10,947 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 20:32:10,948 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 20:32:10,950 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 20:32:10,953 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 20:32:10,955 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 20:32:10,961 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 20:32:10,962 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 20:32:10,963 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 20:32:10,967 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 20:32:10,968 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 20:32:10,968 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 20:32:10,970 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 20:32:10,970 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 20:32:10,972 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 20:32:10,972 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 20:32:10,973 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 20:32:10,974 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 20:32:10,975 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 20:32:10,982 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 20:32:10,982 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 20:32:10,983 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 20:32:10,984 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 20:32:10,984 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 20:32:10,985 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 20:32:10,986 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 20:32:10,988 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23cbd8ae-0fc0-4295-9b93-dc038e02875e/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-25 20:32:11,032 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 20:32:11,032 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 20:32:11,033 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 20:32:11,033 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 20:32:11,034 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 20:32:11,037 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 20:32:11,037 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 20:32:11,038 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 20:32:11,038 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 20:32:11,038 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 20:32:11,038 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 20:32:11,038 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 20:32:11,038 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 20:32:11,039 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 20:32:11,039 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 20:32:11,039 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 20:32:11,039 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 20:32:11,039 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 20:32:11,040 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 20:32:11,040 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 20:32:11,040 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 20:32:11,040 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 20:32:11,040 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 20:32:11,041 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 20:32:11,041 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 20:32:11,041 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 20:32:11,041 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 20:32:11,041 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 20:32:11,041 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 20:32:11,042 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:32:11,042 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 20:32:11,042 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 20:32:11,042 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 20:32:11,042 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 20:32:11,042 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 20:32:11,043 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 20:32:11,043 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 20:32:11,043 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 20:32:11,043 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_23cbd8ae-0fc0-4295-9b93-dc038e02875e/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23cbd8ae-0fc0-4295-9b93-dc038e02875e/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 75d6ecf4631f26c7ec13db22e2a2052220f525ba1ac7420b6414b057d6abb772 [2021-11-25 20:32:11,340 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 20:32:11,361 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 20:32:11,363 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 20:32:11,364 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 20:32:11,365 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 20:32:11,367 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23cbd8ae-0fc0-4295-9b93-dc038e02875e/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-rt2x00-rt2500usb.cil.i [2021-11-25 20:32:11,421 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23cbd8ae-0fc0-4295-9b93-dc038e02875e/bin/utaipan-eEHZpOm5b7/data/9821d76bf/976fb0dc141e42ba936519b89b1b64fa/FLAGd2be325b8 [2021-11-25 20:32:12,471 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 20:32:12,472 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23cbd8ae-0fc0-4295-9b93-dc038e02875e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-rt2x00-rt2500usb.cil.i [2021-11-25 20:32:12,554 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23cbd8ae-0fc0-4295-9b93-dc038e02875e/bin/utaipan-eEHZpOm5b7/data/9821d76bf/976fb0dc141e42ba936519b89b1b64fa/FLAGd2be325b8 [2021-11-25 20:32:12,712 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23cbd8ae-0fc0-4295-9b93-dc038e02875e/bin/utaipan-eEHZpOm5b7/data/9821d76bf/976fb0dc141e42ba936519b89b1b64fa [2021-11-25 20:32:12,714 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 20:32:12,715 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 20:32:12,717 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 20:32:12,717 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 20:32:12,720 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 20:32:12,722 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:32:12" (1/1) ... [2021-11-25 20:32:12,723 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15d476a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:32:12, skipping insertion in model container [2021-11-25 20:32:12,724 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:32:12" (1/1) ... [2021-11-25 20:32:12,731 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 20:32:12,982 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 20:32:18,631 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23cbd8ae-0fc0-4295-9b93-dc038e02875e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-rt2x00-rt2500usb.cil.i[615371,615384] [2021-11-25 20:32:18,635 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23cbd8ae-0fc0-4295-9b93-dc038e02875e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-rt2x00-rt2500usb.cil.i[615516,615529] [2021-11-25 20:32:18,678 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:32:18,768 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 20:32:19,507 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23cbd8ae-0fc0-4295-9b93-dc038e02875e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-rt2x00-rt2500usb.cil.i[615371,615384] [2021-11-25 20:32:19,508 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23cbd8ae-0fc0-4295-9b93-dc038e02875e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-rt2x00-rt2500usb.cil.i[615516,615529] [2021-11-25 20:32:19,516 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:32:19,952 INFO L208 MainTranslator]: Completed translation [2021-11-25 20:32:19,953 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:32:19 WrapperNode [2021-11-25 20:32:19,953 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 20:32:19,954 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 20:32:19,955 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 20:32:19,955 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 20:32:19,962 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:32:19" (1/1) ... [2021-11-25 20:32:20,211 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:32:19" (1/1) ... [2021-11-25 20:32:20,629 INFO L137 Inliner]: procedures = 614, calls = 7019, calls flagged for inlining = 199, calls inlined = 182, statements flattened = 10390 [2021-11-25 20:32:20,631 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 20:32:20,632 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 20:32:20,632 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 20:32:20,632 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 20:32:20,641 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:32:19" (1/1) ... [2021-11-25 20:32:20,641 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:32:19" (1/1) ... [2021-11-25 20:32:20,714 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:32:19" (1/1) ... [2021-11-25 20:32:20,714 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:32:19" (1/1) ... [2021-11-25 20:32:21,020 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:32:19" (1/1) ... [2021-11-25 20:32:21,115 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:32:19" (1/1) ... [2021-11-25 20:32:21,235 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:32:19" (1/1) ... [2021-11-25 20:32:21,333 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 20:32:21,334 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 20:32:21,335 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 20:32:21,335 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 20:32:21,336 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:32:19" (1/1) ... [2021-11-25 20:32:21,343 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:32:21,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23cbd8ae-0fc0-4295-9b93-dc038e02875e/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:32:21,371 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23cbd8ae-0fc0-4295-9b93-dc038e02875e/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 20:32:21,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23cbd8ae-0fc0-4295-9b93-dc038e02875e/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 20:32:21,421 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1295 [2021-11-25 20:32:21,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1295 [2021-11-25 20:32:21,422 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00_desc_write [2021-11-25 20:32:21,422 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00_desc_write [2021-11-25 20:32:21,422 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1293 [2021-11-25 20:32:21,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1293 [2021-11-25 20:32:21,423 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1298 [2021-11-25 20:32:21,423 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1298 [2021-11-25 20:32:21,423 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1296 [2021-11-25 20:32:21,423 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1296 [2021-11-25 20:32:21,423 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-25 20:32:21,424 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-25 20:32:21,424 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_conf_tx [2021-11-25 20:32:21,424 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_conf_tx [2021-11-25 20:32:21,424 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00usb_kick_queue [2021-11-25 20:32:21,425 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00usb_kick_queue [2021-11-25 20:32:21,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-25 20:32:21,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-25 20:32:21,425 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00_eeprom_addr [2021-11-25 20:32:21,425 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00_eeprom_addr [2021-11-25 20:32:21,425 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_config_filter [2021-11-25 20:32:21,426 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_config_filter [2021-11-25 20:32:21,426 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_get_stats [2021-11-25 20:32:21,426 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_get_stats [2021-11-25 20:32:21,426 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1093 [2021-11-25 20:32:21,426 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1093 [2021-11-25 20:32:21,426 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1091 [2021-11-25 20:32:21,427 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1091 [2021-11-25 20:32:21,427 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_sw_scan_start [2021-11-25 20:32:21,427 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_sw_scan_start [2021-11-25 20:32:21,427 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1097 [2021-11-25 20:32:21,427 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1097 [2021-11-25 20:32:21,427 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1095 [2021-11-25 20:32:21,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1095 [2021-11-25 20:32:21,428 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_806 [2021-11-25 20:32:21,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_806 [2021-11-25 20:32:21,428 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_807 [2021-11-25 20:32:21,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_807 [2021-11-25 20:32:21,428 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1099 [2021-11-25 20:32:21,429 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1099 [2021-11-25 20:32:21,429 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_805 [2021-11-25 20:32:21,429 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_805 [2021-11-25 20:32:21,429 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_811 [2021-11-25 20:32:21,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_811 [2021-11-25 20:32:21,430 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_812 [2021-11-25 20:32:21,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_812 [2021-11-25 20:32:21,430 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_register_write [2021-11-25 20:32:21,431 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_register_write [2021-11-25 20:32:21,432 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00usb_uninitialize [2021-11-25 20:32:21,432 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00usb_uninitialize [2021-11-25 20:32:21,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-25 20:32:21,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-25 20:32:21,434 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_817 [2021-11-25 20:32:21,434 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_817 [2021-11-25 20:32:21,434 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1089 [2021-11-25 20:32:21,434 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1089 [2021-11-25 20:32:21,434 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_818 [2021-11-25 20:32:21,434 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_818 [2021-11-25 20:32:21,435 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_819 [2021-11-25 20:32:21,436 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_819 [2021-11-25 20:32:21,436 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_813 [2021-11-25 20:32:21,436 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_813 [2021-11-25 20:32:21,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-25 20:32:21,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-25 20:32:21,436 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_820 [2021-11-25 20:32:21,437 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_820 [2021-11-25 20:32:21,437 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_702 [2021-11-25 20:32:21,437 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_702 [2021-11-25 20:32:21,437 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_tx_frames_pending [2021-11-25 20:32:21,437 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_tx_frames_pending [2021-11-25 20:32:21,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 20:32:21,438 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_probe_hw [2021-11-25 20:32:21,438 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_probe_hw [2021-11-25 20:32:21,438 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00usb_watchdog [2021-11-25 20:32:21,438 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00usb_watchdog [2021-11-25 20:32:21,439 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_flush [2021-11-25 20:32:21,439 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_flush [2021-11-25 20:32:21,439 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00usb_vendor_request_sw [2021-11-25 20:32:21,439 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00usb_vendor_request_sw [2021-11-25 20:32:21,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-25 20:32:21,440 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_bss_info_changed [2021-11-25 20:32:21,441 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_bss_info_changed [2021-11-25 20:32:21,441 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2021-11-25 20:32:21,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2021-11-25 20:32:21,441 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_get_tx_data_len [2021-11-25 20:32:21,441 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_get_tx_data_len [2021-11-25 20:32:21,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-25 20:32:21,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-25 20:32:21,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-25 20:32:21,443 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_queue_init [2021-11-25 20:32:21,443 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_queue_init [2021-11-25 20:32:21,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 20:32:21,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2021-11-25 20:32:21,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2021-11-25 20:32:21,444 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-25 20:32:21,444 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-25 20:32:21,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-11-25 20:32:21,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-11-25 20:32:21,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-25 20:32:21,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-25 20:32:21,445 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_187 [2021-11-25 20:32:21,445 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_187 [2021-11-25 20:32:21,446 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_186 [2021-11-25 20:32:21,446 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_186 [2021-11-25 20:32:21,446 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_159 [2021-11-25 20:32:21,446 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_159 [2021-11-25 20:32:21,446 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_stop_queue [2021-11-25 20:32:21,447 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_stop_queue [2021-11-25 20:32:21,447 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_start_queue [2021-11-25 20:32:21,448 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_start_queue [2021-11-25 20:32:21,451 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00_rf [2021-11-25 20:32:21,451 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00_rf [2021-11-25 20:32:21,451 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 20:32:21,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-11-25 20:32:21,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-11-25 20:32:21,452 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_set_device_state [2021-11-25 20:32:21,453 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_set_device_state [2021-11-25 20:32:21,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2021-11-25 20:32:21,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2021-11-25 20:32:21,461 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_161 [2021-11-25 20:32:21,461 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_161 [2021-11-25 20:32:21,461 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_160 [2021-11-25 20:32:21,461 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_160 [2021-11-25 20:32:21,461 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_283 [2021-11-25 20:32:21,462 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_283 [2021-11-25 20:32:21,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 20:32:21,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-25 20:32:21,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-25 20:32:21,462 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-25 20:32:21,462 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-25 20:32:21,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 20:32:21,463 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_link_stats [2021-11-25 20:32:21,463 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_link_stats [2021-11-25 20:32:21,463 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_fill_rxdone [2021-11-25 20:32:21,463 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_fill_rxdone [2021-11-25 20:32:21,463 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-25 20:32:21,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-25 20:32:21,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2021-11-25 20:32:21,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2021-11-25 20:32:21,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2021-11-25 20:32:21,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2021-11-25 20:32:21,464 INFO L130 BoogieDeclarations]: Found specification of procedure _rt2x00_desc_write [2021-11-25 20:32:21,464 INFO L138 BoogieDeclarations]: Found implementation of procedure _rt2x00_desc_write [2021-11-25 20:32:21,464 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_tx [2021-11-25 20:32:21,464 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_tx [2021-11-25 20:32:21,465 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_195 [2021-11-25 20:32:21,465 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_195 [2021-11-25 20:32:21,465 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00usb_disconnect [2021-11-25 20:32:21,465 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00usb_disconnect [2021-11-25 20:32:21,465 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_add_interface [2021-11-25 20:32:21,465 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_add_interface [2021-11-25 20:32:21,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 20:32:21,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 20:32:21,466 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_set_tim [2021-11-25 20:32:21,466 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_set_tim [2021-11-25 20:32:21,466 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_bbp_write [2021-11-25 20:32:21,466 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_bbp_write [2021-11-25 20:32:21,466 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00usb_clear_entry [2021-11-25 20:32:21,466 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00usb_clear_entry [2021-11-25 20:32:21,467 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_213 [2021-11-25 20:32:21,467 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_213 [2021-11-25 20:32:21,467 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_config_ant [2021-11-25 20:32:21,467 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_config_ant [2021-11-25 20:32:21,467 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_218 [2021-11-25 20:32:21,467 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_218 [2021-11-25 20:32:21,467 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_217 [2021-11-25 20:32:21,468 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_217 [2021-11-25 20:32:21,468 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_576 [2021-11-25 20:32:21,468 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_576 [2021-11-25 20:32:21,468 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-25 20:32:21,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-25 20:32:21,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-25 20:32:21,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-25 20:32:21,469 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_572 [2021-11-25 20:32:21,469 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_572 [2021-11-25 20:32:21,469 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00usb_resume [2021-11-25 20:32:21,469 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00usb_resume [2021-11-25 20:32:21,469 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_stop [2021-11-25 20:32:21,470 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_stop [2021-11-25 20:32:21,470 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_219 [2021-11-25 20:32:21,470 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_219 [2021-11-25 20:32:21,470 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_set_key [2021-11-25 20:32:21,470 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_set_key [2021-11-25 20:32:21,471 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_585 [2021-11-25 20:32:21,471 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_585 [2021-11-25 20:32:21,471 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_586 [2021-11-25 20:32:21,471 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_586 [2021-11-25 20:32:21,471 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_465 [2021-11-25 20:32:21,471 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_465 [2021-11-25 20:32:21,471 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_register_multiwrite [2021-11-25 20:32:21,472 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_register_multiwrite [2021-11-25 20:32:21,472 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_467 [2021-11-25 20:32:21,472 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_467 [2021-11-25 20:32:21,472 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_584 [2021-11-25 20:32:21,472 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_584 [2021-11-25 20:32:21,472 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_220 [2021-11-25 20:32:21,472 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_220 [2021-11-25 20:32:21,473 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-11-25 20:32:21,473 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-11-25 20:32:21,473 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_549 [2021-11-25 20:32:21,473 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_549 [2021-11-25 20:32:21,473 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_798 [2021-11-25 20:32:21,473 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_798 [2021-11-25 20:32:21,473 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_436 [2021-11-25 20:32:21,474 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_436 [2021-11-25 20:32:21,474 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-25 20:32:21,474 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-25 20:32:21,474 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_558 [2021-11-25 20:32:21,474 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_558 [2021-11-25 20:32:21,474 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2021-11-25 20:32:21,474 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2021-11-25 20:32:21,475 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_559 [2021-11-25 20:32:21,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_559 [2021-11-25 20:32:21,475 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_438 [2021-11-25 20:32:21,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_438 [2021-11-25 20:32:21,475 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_552 [2021-11-25 20:32:21,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_552 [2021-11-25 20:32:21,475 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_553 [2021-11-25 20:32:21,476 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_553 [2021-11-25 20:32:21,476 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_554 [2021-11-25 20:32:21,476 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_554 [2021-11-25 20:32:21,476 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1506 [2021-11-25 20:32:21,476 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1506 [2021-11-25 20:32:21,476 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_434 [2021-11-25 20:32:21,476 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_434 [2021-11-25 20:32:21,476 INFO L130 BoogieDeclarations]: Found specification of procedure _rt2x00_desc_read [2021-11-25 20:32:21,477 INFO L138 BoogieDeclarations]: Found implementation of procedure _rt2x00_desc_read [2021-11-25 20:32:21,477 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00usb_vendor_req_buff_lock [2021-11-25 20:32:21,477 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00usb_vendor_req_buff_lock [2021-11-25 20:32:21,477 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_446 [2021-11-25 20:32:21,477 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_446 [2021-11-25 20:32:21,477 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_447 [2021-11-25 20:32:21,477 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_447 [2021-11-25 20:32:21,478 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_569 [2021-11-25 20:32:21,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_569 [2021-11-25 20:32:21,478 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_443 [2021-11-25 20:32:21,479 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_443 [2021-11-25 20:32:21,482 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_444 [2021-11-25 20:32:21,483 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_444 [2021-11-25 20:32:21,483 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_560 [2021-11-25 20:32:21,483 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_560 [2021-11-25 20:32:21,483 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00usb_flush_queue [2021-11-25 20:32:21,483 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00usb_flush_queue [2021-11-25 20:32:21,483 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_440 [2021-11-25 20:32:21,483 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_440 [2021-11-25 20:32:21,483 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_init_led [2021-11-25 20:32:21,484 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_init_led [2021-11-25 20:32:21,484 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_remove_interface [2021-11-25 20:32:21,485 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_remove_interface [2021-11-25 20:32:21,485 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 20:32:21,485 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1411 [2021-11-25 20:32:21,485 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1411 [2021-11-25 20:32:21,485 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1527 [2021-11-25 20:32:21,485 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1527 [2021-11-25 20:32:21,485 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1406 [2021-11-25 20:32:21,485 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1406 [2021-11-25 20:32:21,486 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00usb_initialize [2021-11-25 20:32:21,486 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00usb_initialize [2021-11-25 20:32:21,486 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1407 [2021-11-25 20:32:21,486 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1407 [2021-11-25 20:32:21,486 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_374 [2021-11-25 20:32:21,486 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_374 [2021-11-25 20:32:21,486 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_config_key [2021-11-25 20:32:21,486 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_config_key [2021-11-25 20:32:21,487 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 20:32:21,487 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_regbusy_read [2021-11-25 20:32:21,487 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_regbusy_read [2021-11-25 20:32:21,487 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1519 [2021-11-25 20:32:21,487 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1519 [2021-11-25 20:32:21,487 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00usb_vendor_request [2021-11-25 20:32:21,487 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00usb_vendor_request [2021-11-25 20:32:21,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-25 20:32:21,488 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1792 [2021-11-25 20:32:21,488 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1792 [2021-11-25 20:32:21,488 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1434 [2021-11-25 20:32:21,488 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1434 [2021-11-25 20:32:21,488 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1433 [2021-11-25 20:32:21,488 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1433 [2021-11-25 20:32:21,488 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1426 [2021-11-25 20:32:21,488 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1426 [2021-11-25 20:32:21,489 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1425 [2021-11-25 20:32:21,489 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1425 [2021-11-25 20:32:21,489 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_config [2021-11-25 20:32:21,489 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_config [2021-11-25 20:32:21,489 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_478 [2021-11-25 20:32:21,489 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_478 [2021-11-25 20:32:21,489 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_592 [2021-11-25 20:32:21,490 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_592 [2021-11-25 20:32:21,490 INFO L130 BoogieDeclarations]: Found specification of procedure get_skb_frame_desc [2021-11-25 20:32:21,490 INFO L138 BoogieDeclarations]: Found implementation of procedure get_skb_frame_desc [2021-11-25 20:32:21,490 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_594 [2021-11-25 20:32:21,490 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_594 [2021-11-25 20:32:21,490 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_595 [2021-11-25 20:32:21,490 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_595 [2021-11-25 20:32:21,490 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_474 [2021-11-25 20:32:21,490 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_474 [2021-11-25 20:32:21,491 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-25 20:32:21,491 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-25 20:32:21,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-25 20:32:21,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-25 20:32:21,491 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_register_read [2021-11-25 20:32:21,491 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_register_read [2021-11-25 20:32:21,491 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1302 [2021-11-25 20:32:21,492 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1302 [2021-11-25 20:32:21,492 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1417 [2021-11-25 20:32:21,492 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1417 [2021-11-25 20:32:21,492 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1418 [2021-11-25 20:32:21,492 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1418 [2021-11-25 20:32:21,492 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_368 [2021-11-25 20:32:21,492 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_368 [2021-11-25 20:32:21,492 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_start [2021-11-25 20:32:21,493 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_start [2021-11-25 20:32:21,493 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00_rf_read [2021-11-25 20:32:21,493 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00_rf_read [2021-11-25 20:32:21,493 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_configure_filter [2021-11-25 20:32:21,493 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_configure_filter [2021-11-25 20:32:21,493 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_967 [2021-11-25 20:32:21,493 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_967 [2021-11-25 20:32:21,493 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_846 [2021-11-25 20:32:21,494 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_846 [2021-11-25 20:32:21,494 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_get_antenna [2021-11-25 20:32:21,494 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_get_antenna [2021-11-25 20:32:21,494 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_847 [2021-11-25 20:32:21,494 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_847 [2021-11-25 20:32:21,494 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_726 [2021-11-25 20:32:21,494 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_726 [2021-11-25 20:32:21,494 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_848 [2021-11-25 20:32:21,495 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_848 [2021-11-25 20:32:21,495 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1206 [2021-11-25 20:32:21,495 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1206 [2021-11-25 20:32:21,495 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_730 [2021-11-25 20:32:21,495 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_730 [2021-11-25 20:32:21,495 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_610 [2021-11-25 20:32:21,495 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_610 [2021-11-25 20:32:21,496 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00_eeprom_write [2021-11-25 20:32:21,496 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00_eeprom_write [2021-11-25 20:32:21,496 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1442 [2021-11-25 20:32:21,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1442 [2021-11-25 20:32:21,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_2_4 [2021-11-25 20:32:21,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_2_4 [2021-11-25 20:32:21,496 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1441 [2021-11-25 20:32:21,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1441 [2021-11-25 20:32:21,497 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1204 [2021-11-25 20:32:21,497 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1204 [2021-11-25 20:32:21,497 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1203 [2021-11-25 20:32:21,497 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1203 [2021-11-25 20:32:21,497 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_858 [2021-11-25 20:32:21,497 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_858 [2021-11-25 20:32:21,497 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_859 [2021-11-25 20:32:21,497 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_859 [2021-11-25 20:32:21,498 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_865 [2021-11-25 20:32:21,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_865 [2021-11-25 20:32:21,498 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_860 [2021-11-25 20:32:21,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_860 [2021-11-25 20:32:21,498 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_500 [2021-11-25 20:32:21,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_500 [2021-11-25 20:32:21,498 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-25 20:32:21,498 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-25 20:32:21,499 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_write_beacon [2021-11-25 20:32:21,499 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_write_beacon [2021-11-25 20:32:21,499 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_register_write_lock [2021-11-25 20:32:21,499 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_register_write_lock [2021-11-25 20:32:21,499 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_set_antenna [2021-11-25 20:32:21,499 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_set_antenna [2021-11-25 20:32:21,499 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_708 [2021-11-25 20:32:21,500 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_708 [2021-11-25 20:32:21,500 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1110 [2021-11-25 20:32:21,500 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1110 [2021-11-25 20:32:21,500 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_init_registers [2021-11-25 20:32:21,500 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_init_registers [2021-11-25 20:32:21,500 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1358 [2021-11-25 20:32:21,500 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1358 [2021-11-25 20:32:21,500 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_824 [2021-11-25 20:32:21,501 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_824 [2021-11-25 20:32:21,501 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1115 [2021-11-25 20:32:21,501 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1115 [2021-11-25 20:32:21,501 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_825 [2021-11-25 20:32:21,501 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_825 [2021-11-25 20:32:21,501 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1114 [2021-11-25 20:32:21,501 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1114 [2021-11-25 20:32:21,501 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_826 [2021-11-25 20:32:21,502 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_826 [2021-11-25 20:32:21,502 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_827 [2021-11-25 20:32:21,502 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_827 [2021-11-25 20:32:21,502 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1109 [2021-11-25 20:32:21,502 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1109 [2021-11-25 20:32:21,502 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_831 [2021-11-25 20:32:21,502 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_831 [2021-11-25 20:32:21,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 20:32:21,503 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1108 [2021-11-25 20:32:21,503 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1108 [2021-11-25 20:32:21,503 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_832 [2021-11-25 20:32:21,503 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_832 [2021-11-25 20:32:21,503 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1107 [2021-11-25 20:32:21,503 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1107 [2021-11-25 20:32:21,503 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_833 [2021-11-25 20:32:21,504 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_833 [2021-11-25 20:32:21,504 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_834 [2021-11-25 20:32:21,504 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_834 [2021-11-25 20:32:21,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-25 20:32:21,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-25 20:32:21,504 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_reset_tuner [2021-11-25 20:32:21,504 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_reset_tuner [2021-11-25 20:32:21,505 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1464 [2021-11-25 20:32:21,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1464 [2021-11-25 20:32:21,505 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1101 [2021-11-25 20:32:21,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1101 [2021-11-25 20:32:21,505 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_839 [2021-11-25 20:32:21,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_839 [2021-11-25 20:32:21,505 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_718 [2021-11-25 20:32:21,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_718 [2021-11-25 20:32:21,506 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1100 [2021-11-25 20:32:21,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1100 [2021-11-25 20:32:21,506 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_register_read_lock [2021-11-25 20:32:21,506 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_register_read_lock [2021-11-25 20:32:21,506 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1103 [2021-11-25 20:32:21,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1103 [2021-11-25 20:32:21,506 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1102 [2021-11-25 20:32:21,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1102 [2021-11-25 20:32:21,507 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_838 [2021-11-25 20:32:21,507 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_838 [2021-11-25 20:32:21,507 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_722 [2021-11-25 20:32:21,507 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_722 [2021-11-25 20:32:21,507 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_966 [2021-11-25 20:32:21,507 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_966 [2021-11-25 20:32:21,507 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_845 [2021-11-25 20:32:21,507 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_845 [2021-11-25 20:32:21,508 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_840 [2021-11-25 20:32:21,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_840 [2021-11-25 20:32:21,508 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_841 [2021-11-25 20:32:21,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_841 [2021-11-25 20:32:21,508 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_get_ringparam [2021-11-25 20:32:21,508 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_get_ringparam [2021-11-25 20:32:21,508 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_sw_scan_complete [2021-11-25 20:32:21,509 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_sw_scan_complete [2021-11-25 20:32:21,509 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1376 [2021-11-25 20:32:21,509 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1376 [2021-11-25 20:32:21,509 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1375 [2021-11-25 20:32:21,509 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1375 [2021-11-25 20:32:21,509 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1374 [2021-11-25 20:32:21,509 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1374 [2021-11-25 20:32:21,509 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1017 [2021-11-25 20:32:21,510 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1017 [2021-11-25 20:32:21,510 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1016 [2021-11-25 20:32:21,510 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1016 [2021-11-25 20:32:21,510 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_407 [2021-11-25 20:32:21,510 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_407 [2021-11-25 20:32:21,510 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_408 [2021-11-25 20:32:21,510 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_408 [2021-11-25 20:32:21,510 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_write_tx_desc [2021-11-25 20:32:21,511 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_write_tx_desc [2021-11-25 20:32:21,511 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_776 [2021-11-25 20:32:21,511 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_776 [2021-11-25 20:32:21,511 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_898 [2021-11-25 20:32:21,511 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_898 [2021-11-25 20:32:21,511 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_777 [2021-11-25 20:32:21,511 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_777 [2021-11-25 20:32:21,512 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_656 [2021-11-25 20:32:21,512 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_656 [2021-11-25 20:32:21,512 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_415 [2021-11-25 20:32:21,512 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_415 [2021-11-25 20:32:21,512 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_658 [2021-11-25 20:32:21,512 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_658 [2021-11-25 20:32:21,512 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_894 [2021-11-25 20:32:21,512 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_894 [2021-11-25 20:32:21,512 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_410 [2021-11-25 20:32:21,513 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_410 [2021-11-25 20:32:21,513 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_775 [2021-11-25 20:32:21,513 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_775 [2021-11-25 20:32:21,513 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_890 [2021-11-25 20:32:21,513 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_890 [2021-11-25 20:32:21,513 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_770 [2021-11-25 20:32:21,513 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_770 [2021-11-25 20:32:21,513 INFO L130 BoogieDeclarations]: Found specification of procedure __set_bit [2021-11-25 20:32:21,514 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_bit [2021-11-25 20:32:21,514 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_config_erp [2021-11-25 20:32:21,514 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_config_erp [2021-11-25 20:32:21,514 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00_desc_read [2021-11-25 20:32:21,514 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00_desc_read [2021-11-25 20:32:21,514 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-11-25 20:32:21,514 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-11-25 20:32:21,515 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1360 [2021-11-25 20:32:21,515 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1360 [2021-11-25 20:32:21,515 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_enable_radio [2021-11-25 20:32:21,515 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_enable_radio [2021-11-25 20:32:21,515 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_rfkill_poll [2021-11-25 20:32:21,515 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_rfkill_poll [2021-11-25 20:32:21,515 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1365 [2021-11-25 20:32:21,515 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1365 [2021-11-25 20:32:21,516 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1364 [2021-11-25 20:32:21,516 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1364 [2021-11-25 20:32:21,516 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1362 [2021-11-25 20:32:21,516 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1362 [2021-11-25 20:32:21,516 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1489 [2021-11-25 20:32:21,516 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1489 [2021-11-25 20:32:21,516 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1367 [2021-11-25 20:32:21,516 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1367 [2021-11-25 20:32:21,517 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1487 [2021-11-25 20:32:21,517 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1487 [2021-11-25 20:32:21,517 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1366 [2021-11-25 20:32:21,517 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1366 [2021-11-25 20:32:21,517 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_config_intf [2021-11-25 20:32:21,517 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_config_intf [2021-11-25 20:32:21,517 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1119 [2021-11-25 20:32:21,517 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1119 [2021-11-25 20:32:21,518 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_bbp_read [2021-11-25 20:32:21,518 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_bbp_read [2021-11-25 20:32:21,518 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_668 [2021-11-25 20:32:21,518 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_668 [2021-11-25 20:32:21,518 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_547 [2021-11-25 20:32:21,518 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_547 [2021-11-25 20:32:21,518 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1117 [2021-11-25 20:32:21,518 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1117 [2021-11-25 20:32:21,519 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_548 [2021-11-25 20:32:21,519 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_548 [2021-11-25 20:32:21,519 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_664 [2021-11-25 20:32:21,519 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_664 [2021-11-25 20:32:21,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-25 20:32:21,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-25 20:32:21,519 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_661 [2021-11-25 20:32:21,519 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_661 [2021-11-25 20:32:21,520 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1031 [2021-11-25 20:32:21,520 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1031 [2021-11-25 20:32:21,520 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1030 [2021-11-25 20:32:21,520 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1030 [2021-11-25 20:32:21,520 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1392 [2021-11-25 20:32:21,520 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1392 [2021-11-25 20:32:21,520 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1270 [2021-11-25 20:32:21,520 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1270 [2021-11-25 20:32:21,521 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1155 [2021-11-25 20:32:21,521 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1155 [2021-11-25 20:32:21,521 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_868 [2021-11-25 20:32:21,521 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_868 [2021-11-25 20:32:21,521 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_747 [2021-11-25 20:32:21,521 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_747 [2021-11-25 20:32:21,521 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_869 [2021-11-25 20:32:21,521 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_869 [2021-11-25 20:32:21,522 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_754 [2021-11-25 20:32:21,522 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_754 [2021-11-25 20:32:21,522 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_752 [2021-11-25 20:32:21,522 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_752 [2021-11-25 20:32:21,522 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_753 [2021-11-25 20:32:21,522 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_753 [2021-11-25 20:32:21,522 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_511 [2021-11-25 20:32:21,522 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_511 [2021-11-25 20:32:21,523 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1020 [2021-11-25 20:32:21,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1020 [2021-11-25 20:32:21,523 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_rf_write [2021-11-25 20:32:21,523 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_rf_write [2021-11-25 20:32:21,523 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1266 [2021-11-25 20:32:21,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1266 [2021-11-25 20:32:21,523 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1264 [2021-11-25 20:32:21,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1264 [2021-11-25 20:32:21,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 20:32:21,524 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1384 [2021-11-25 20:32:21,524 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1384 [2021-11-25 20:32:21,524 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1269 [2021-11-25 20:32:21,524 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1269 [2021-11-25 20:32:21,524 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_886 [2021-11-25 20:32:21,524 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_886 [2021-11-25 20:32:21,524 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1018 [2021-11-25 20:32:21,525 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1018 [2021-11-25 20:32:21,525 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-25 20:32:21,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-25 20:32:21,525 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_rt2500usb_driver_exit_6_2 [2021-11-25 20:32:21,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_rt2500usb_driver_exit_6_2 [2021-11-25 20:32:21,525 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_641 [2021-11-25 20:32:21,525 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_641 [2021-11-25 20:32:21,526 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_884 [2021-11-25 20:32:21,526 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_884 [2021-11-25 20:32:21,526 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00_eeprom_read [2021-11-25 20:32:21,526 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00_eeprom_read [2021-11-25 20:32:21,526 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_885 [2021-11-25 20:32:21,526 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_885 [2021-11-25 20:32:21,526 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00usb_vendor_request_buff [2021-11-25 20:32:21,526 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00usb_vendor_request_buff [2021-11-25 20:32:21,527 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_880 [2021-11-25 20:32:21,527 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_880 [2021-11-25 20:32:23,013 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 20:32:23,020 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 20:32:24,063 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-25 20:32:41,864 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-11-25 20:32:42,050 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 20:32:43,327 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 20:32:43,327 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-25 20:32:43,337 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:32:43 BoogieIcfgContainer [2021-11-25 20:32:43,337 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 20:32:43,339 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 20:32:43,339 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 20:32:43,344 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 20:32:43,344 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:32:12" (1/3) ... [2021-11-25 20:32:43,345 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36ebe240 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:32:43, skipping insertion in model container [2021-11-25 20:32:43,345 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:32:19" (2/3) ... [2021-11-25 20:32:43,346 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36ebe240 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:32:43, skipping insertion in model container [2021-11-25 20:32:43,346 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:32:43" (3/3) ... [2021-11-25 20:32:43,347 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-rt2x00-rt2500usb.cil.i [2021-11-25 20:32:43,352 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 20:32:43,353 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-25 20:32:43,424 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 20:32:43,430 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-25 20:32:43,430 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-25 20:32:43,524 INFO L276 IsEmpty]: Start isEmpty. Operand has 3514 states, 2138 states have (on average 1.3783910196445277) internal successors, (2947), 2656 states have internal predecessors, (2947), 1095 states have call successors, (1095), 281 states have call predecessors, (1095), 280 states have return successors, (1089), 1089 states have call predecessors, (1089), 1089 states have call successors, (1089) [2021-11-25 20:32:43,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 822 [2021-11-25 20:32:43,627 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:32:43,629 INFO L514 BasicCegarLoop]: trace histogram [63, 62, 62, 62, 62, 62, 62, 10, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:32:43,630 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:32:43,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:32:43,635 INFO L85 PathProgramCache]: Analyzing trace with hash -1245781767, now seen corresponding path program 1 times [2021-11-25 20:32:43,645 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:32:43,645 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [969324517] [2021-11-25 20:32:43,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:32:43,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:32:45,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:32:45,956 INFO L134 CoverageAnalysis]: Checked inductivity of 15354 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15354 trivial. 0 not checked. [2021-11-25 20:32:45,957 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:32:45,957 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [969324517] [2021-11-25 20:32:45,958 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [969324517] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:32:45,958 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:32:45,959 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 20:32:45,960 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703707519] [2021-11-25 20:32:45,961 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:32:45,968 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:32:45,969 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:32:46,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:32:46,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:32:46,015 INFO L87 Difference]: Start difference. First operand has 3514 states, 2138 states have (on average 1.3783910196445277) internal successors, (2947), 2656 states have internal predecessors, (2947), 1095 states have call successors, (1095), 281 states have call predecessors, (1095), 280 states have return successors, (1089), 1089 states have call predecessors, (1089), 1089 states have call successors, (1089) Second operand has 3 states, 3 states have (on average 65.0) internal successors, (195), 3 states have internal predecessors, (195), 3 states have call successors, (92), 2 states have call predecessors, (92), 1 states have return successors, (90), 3 states have call predecessors, (90), 3 states have call successors, (90) [2021-11-25 20:32:48,337 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 20:32:54,261 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:32:54,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:32:54,521 INFO L93 Difference]: Finished difference Result 10086 states and 14742 transitions. [2021-11-25 20:32:54,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:32:54,524 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 65.0) internal successors, (195), 3 states have internal predecessors, (195), 3 states have call successors, (92), 2 states have call predecessors, (92), 1 states have return successors, (90), 3 states have call predecessors, (90), 3 states have call successors, (90) Word has length 821 [2021-11-25 20:32:54,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:32:54,610 INFO L225 Difference]: With dead ends: 10086 [2021-11-25 20:32:54,611 INFO L226 Difference]: Without dead ends: 6632 [2021-11-25 20:32:54,644 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:32:54,650 INFO L933 BasicCegarLoop]: 5707 mSDtfsCounter, 4590 mSDsluCounter, 4954 mSDsCounter, 0 mSdLazyCounter, 845 mSolverCounterSat, 15 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4593 SdHoareTripleChecker+Valid, 10360 SdHoareTripleChecker+Invalid, 862 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 845 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.8s IncrementalHoareTripleChecker+Time [2021-11-25 20:32:54,654 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4593 Valid, 10360 Invalid, 862 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [15 Valid, 845 Invalid, 2 Unknown, 0 Unchecked, 7.8s Time] [2021-11-25 20:32:54,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6632 states. [2021-11-25 20:32:55,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6632 to 6626. [2021-11-25 20:32:55,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6626 states, 4073 states have (on average 1.3780996808249448) internal successors, (5613), 5109 states have internal predecessors, (5613), 2000 states have call successors, (2000), 553 states have call predecessors, (2000), 552 states have return successors, (2000), 1997 states have call predecessors, (2000), 2000 states have call successors, (2000) [2021-11-25 20:32:55,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6626 states to 6626 states and 9613 transitions. [2021-11-25 20:32:55,234 INFO L78 Accepts]: Start accepts. Automaton has 6626 states and 9613 transitions. Word has length 821 [2021-11-25 20:32:55,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:32:55,240 INFO L470 AbstractCegarLoop]: Abstraction has 6626 states and 9613 transitions. [2021-11-25 20:32:55,240 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 65.0) internal successors, (195), 3 states have internal predecessors, (195), 3 states have call successors, (92), 2 states have call predecessors, (92), 1 states have return successors, (90), 3 states have call predecessors, (90), 3 states have call successors, (90) [2021-11-25 20:32:55,242 INFO L276 IsEmpty]: Start isEmpty. Operand 6626 states and 9613 transitions. [2021-11-25 20:32:55,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 802 [2021-11-25 20:32:55,316 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:32:55,316 INFO L514 BasicCegarLoop]: trace histogram [63, 62, 62, 62, 62, 62, 62, 10, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:32:55,317 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-25 20:32:55,317 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:32:55,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:32:55,320 INFO L85 PathProgramCache]: Analyzing trace with hash -296926567, now seen corresponding path program 1 times [2021-11-25 20:32:55,321 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:32:55,321 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [332960780] [2021-11-25 20:32:55,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:32:55,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:32:56,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:32:57,532 INFO L134 CoverageAnalysis]: Checked inductivity of 15354 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15354 trivial. 0 not checked. [2021-11-25 20:32:57,533 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:32:57,533 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [332960780] [2021-11-25 20:32:57,537 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [332960780] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:32:57,537 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:32:57,537 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 20:32:57,538 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [408107327] [2021-11-25 20:32:57,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:32:57,542 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:32:57,542 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:32:57,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:32:57,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:32:57,543 INFO L87 Difference]: Start difference. First operand 6626 states and 9613 transitions. Second operand has 3 states, 3 states have (on average 58.0) internal successors, (174), 3 states have internal predecessors, (174), 3 states have call successors, (93), 2 states have call predecessors, (93), 1 states have return successors, (90), 3 states have call predecessors, (90), 3 states have call successors, (90) [2021-11-25 20:33:03,738 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:33:04,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:33:04,037 INFO L93 Difference]: Finished difference Result 19513 states and 28295 transitions. [2021-11-25 20:33:04,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:33:04,038 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 58.0) internal successors, (174), 3 states have internal predecessors, (174), 3 states have call successors, (93), 2 states have call predecessors, (93), 1 states have return successors, (90), 3 states have call predecessors, (90), 3 states have call successors, (90) Word has length 801 [2021-11-25 20:33:04,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:33:04,170 INFO L225 Difference]: With dead ends: 19513 [2021-11-25 20:33:04,171 INFO L226 Difference]: Without dead ends: 13012 [2021-11-25 20:33:04,205 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:33:04,207 INFO L933 BasicCegarLoop]: 5683 mSDtfsCounter, 4764 mSDsluCounter, 5024 mSDsCounter, 0 mSdLazyCounter, 760 mSolverCounterSat, 16 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4766 SdHoareTripleChecker+Valid, 10357 SdHoareTripleChecker+Invalid, 777 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 760 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2021-11-25 20:33:04,207 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4766 Valid, 10357 Invalid, 777 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 760 Invalid, 1 Unknown, 0 Unchecked, 5.9s Time] [2021-11-25 20:33:04,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13012 states. [2021-11-25 20:33:05,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13012 to 13005. [2021-11-25 20:33:05,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13005 states, 8015 states have (on average 1.3800374298190892) internal successors, (11061), 10091 states have internal predecessors, (11061), 3890 states have call successors, (3890), 1102 states have call predecessors, (3890), 1099 states have return successors, (3890), 3879 states have call predecessors, (3890), 3890 states have call successors, (3890) [2021-11-25 20:33:05,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13005 states to 13005 states and 18841 transitions. [2021-11-25 20:33:05,094 INFO L78 Accepts]: Start accepts. Automaton has 13005 states and 18841 transitions. Word has length 801 [2021-11-25 20:33:05,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:33:05,096 INFO L470 AbstractCegarLoop]: Abstraction has 13005 states and 18841 transitions. [2021-11-25 20:33:05,097 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 58.0) internal successors, (174), 3 states have internal predecessors, (174), 3 states have call successors, (93), 2 states have call predecessors, (93), 1 states have return successors, (90), 3 states have call predecessors, (90), 3 states have call successors, (90) [2021-11-25 20:33:05,097 INFO L276 IsEmpty]: Start isEmpty. Operand 13005 states and 18841 transitions. [2021-11-25 20:33:05,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 821 [2021-11-25 20:33:05,205 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:33:05,206 INFO L514 BasicCegarLoop]: trace histogram [63, 62, 62, 62, 62, 62, 62, 10, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:33:05,206 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-25 20:33:05,207 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:33:05,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:33:05,207 INFO L85 PathProgramCache]: Analyzing trace with hash 898081728, now seen corresponding path program 1 times [2021-11-25 20:33:05,208 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:33:05,208 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1069912137] [2021-11-25 20:33:05,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:33:05,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:33:06,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:33:06,464 INFO L134 CoverageAnalysis]: Checked inductivity of 15354 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15354 trivial. 0 not checked. [2021-11-25 20:33:06,465 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:33:06,468 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1069912137] [2021-11-25 20:33:06,471 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1069912137] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:33:06,471 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:33:06,471 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 20:33:06,472 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1803203160] [2021-11-25 20:33:06,472 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:33:06,474 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:33:06,474 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:33:06,475 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:33:06,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:33:06,485 INFO L87 Difference]: Start difference. First operand 13005 states and 18841 transitions. Second operand has 3 states, 3 states have (on average 64.66666666666667) internal successors, (194), 3 states have internal predecessors, (194), 3 states have call successors, (92), 2 states have call predecessors, (92), 1 states have return successors, (90), 3 states have call predecessors, (90), 3 states have call successors, (90) [2021-11-25 20:33:08,947 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 20:33:15,893 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:33:16,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:33:16,084 INFO L93 Difference]: Finished difference Result 33029 states and 47790 transitions. [2021-11-25 20:33:16,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:33:16,085 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 64.66666666666667) internal successors, (194), 3 states have internal predecessors, (194), 3 states have call successors, (92), 2 states have call predecessors, (92), 1 states have return successors, (90), 3 states have call predecessors, (90), 3 states have call successors, (90) Word has length 820 [2021-11-25 20:33:16,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:33:16,224 INFO L225 Difference]: With dead ends: 33029 [2021-11-25 20:33:16,224 INFO L226 Difference]: Without dead ends: 20149 [2021-11-25 20:33:16,285 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:33:16,287 INFO L933 BasicCegarLoop]: 8146 mSDtfsCounter, 4532 mSDsluCounter, 4895 mSDsCounter, 0 mSdLazyCounter, 1040 mSolverCounterSat, 15 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4535 SdHoareTripleChecker+Valid, 12742 SdHoareTripleChecker+Invalid, 1057 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 1040 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.0s IncrementalHoareTripleChecker+Time [2021-11-25 20:33:16,287 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4535 Valid, 12742 Invalid, 1057 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 1040 Invalid, 2 Unknown, 0 Unchecked, 9.0s Time] [2021-11-25 20:33:16,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20149 states. [2021-11-25 20:33:17,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20149 to 20140. [2021-11-25 20:33:17,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20140 states, 12448 states have (on average 1.3769280205655527) internal successors, (17140), 15668 states have internal predecessors, (17140), 5968 states have call successors, (5968), 1728 states have call predecessors, (5968), 1723 states have return successors, (5968), 5943 states have call predecessors, (5968), 5968 states have call successors, (5968) [2021-11-25 20:33:17,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20140 states to 20140 states and 29076 transitions. [2021-11-25 20:33:17,459 INFO L78 Accepts]: Start accepts. Automaton has 20140 states and 29076 transitions. Word has length 820 [2021-11-25 20:33:17,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:33:17,462 INFO L470 AbstractCegarLoop]: Abstraction has 20140 states and 29076 transitions. [2021-11-25 20:33:17,462 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 64.66666666666667) internal successors, (194), 3 states have internal predecessors, (194), 3 states have call successors, (92), 2 states have call predecessors, (92), 1 states have return successors, (90), 3 states have call predecessors, (90), 3 states have call successors, (90) [2021-11-25 20:33:17,462 INFO L276 IsEmpty]: Start isEmpty. Operand 20140 states and 29076 transitions. [2021-11-25 20:33:17,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 819 [2021-11-25 20:33:17,584 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:33:17,585 INFO L514 BasicCegarLoop]: trace histogram [64, 62, 62, 62, 62, 62, 62, 10, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:33:17,585 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-25 20:33:17,585 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:33:17,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:33:17,586 INFO L85 PathProgramCache]: Analyzing trace with hash -454302381, now seen corresponding path program 1 times [2021-11-25 20:33:17,587 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:33:17,587 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [947122823] [2021-11-25 20:33:17,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:33:17,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:33:18,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:33:18,956 INFO L134 CoverageAnalysis]: Checked inductivity of 15483 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 15480 trivial. 0 not checked. [2021-11-25 20:33:18,956 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:33:18,956 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [947122823] [2021-11-25 20:33:18,956 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [947122823] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:33:18,957 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:33:18,957 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 20:33:18,957 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [780643416] [2021-11-25 20:33:18,957 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:33:18,958 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:33:18,959 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:33:18,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:33:18,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:33:18,960 INFO L87 Difference]: Start difference. First operand 20140 states and 29076 transitions. Second operand has 3 states, 3 states have (on average 62.0) internal successors, (186), 3 states have internal predecessors, (186), 3 states have call successors, (95), 2 states have call predecessors, (95), 1 states have return successors, (92), 3 states have call predecessors, (92), 3 states have call successors, (92) [2021-11-25 20:33:21,118 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 20:33:26,195 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:33:26,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:33:26,374 INFO L93 Difference]: Finished difference Result 41054 states and 59170 transitions. [2021-11-25 20:33:26,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:33:26,375 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 62.0) internal successors, (186), 3 states have internal predecessors, (186), 3 states have call successors, (95), 2 states have call predecessors, (95), 1 states have return successors, (92), 3 states have call predecessors, (92), 3 states have call successors, (92) Word has length 818 [2021-11-25 20:33:26,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:33:26,489 INFO L225 Difference]: With dead ends: 41054 [2021-11-25 20:33:26,489 INFO L226 Difference]: Without dead ends: 21039 [2021-11-25 20:33:26,542 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:33:26,543 INFO L933 BasicCegarLoop]: 4913 mSDtfsCounter, 1099 mSDsluCounter, 5021 mSDsCounter, 0 mSdLazyCounter, 742 mSolverCounterSat, 4 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1100 SdHoareTripleChecker+Valid, 9582 SdHoareTripleChecker+Invalid, 748 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 742 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.9s IncrementalHoareTripleChecker+Time [2021-11-25 20:33:26,543 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1100 Valid, 9582 Invalid, 748 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 742 Invalid, 2 Unknown, 0 Unchecked, 6.9s Time] [2021-11-25 20:33:26,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21039 states. [2021-11-25 20:33:27,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21039 to 21036. [2021-11-25 20:33:27,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21036 states, 13028 states have (on average 1.3731194350629414) internal successors, (17889), 16348 states have internal predecessors, (17889), 6191 states have call successors, (6191), 1821 states have call predecessors, (6191), 1816 states have return successors, (6191), 6164 states have call predecessors, (6191), 6191 states have call successors, (6191) [2021-11-25 20:33:27,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21036 states to 21036 states and 30271 transitions. [2021-11-25 20:33:27,780 INFO L78 Accepts]: Start accepts. Automaton has 21036 states and 30271 transitions. Word has length 818 [2021-11-25 20:33:27,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:33:27,782 INFO L470 AbstractCegarLoop]: Abstraction has 21036 states and 30271 transitions. [2021-11-25 20:33:27,783 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 62.0) internal successors, (186), 3 states have internal predecessors, (186), 3 states have call successors, (95), 2 states have call predecessors, (95), 1 states have return successors, (92), 3 states have call predecessors, (92), 3 states have call successors, (92) [2021-11-25 20:33:27,783 INFO L276 IsEmpty]: Start isEmpty. Operand 21036 states and 30271 transitions. [2021-11-25 20:33:27,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 819 [2021-11-25 20:33:27,863 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:33:27,864 INFO L514 BasicCegarLoop]: trace histogram [64, 62, 62, 62, 62, 62, 62, 10, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:33:27,864 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-25 20:33:27,865 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:33:27,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:33:27,866 INFO L85 PathProgramCache]: Analyzing trace with hash -257188874, now seen corresponding path program 1 times [2021-11-25 20:33:27,866 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:33:27,866 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [670353754] [2021-11-25 20:33:27,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:33:27,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:33:28,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:33:29,240 INFO L134 CoverageAnalysis]: Checked inductivity of 15486 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15480 trivial. 0 not checked. [2021-11-25 20:33:29,240 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:33:29,241 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [670353754] [2021-11-25 20:33:29,241 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [670353754] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:33:29,241 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:33:29,242 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-25 20:33:29,242 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1098215751] [2021-11-25 20:33:29,242 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:33:29,243 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-25 20:33:29,244 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:33:29,244 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-25 20:33:29,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-11-25 20:33:29,245 INFO L87 Difference]: Start difference. First operand 21036 states and 30271 transitions. Second operand has 5 states, 5 states have (on average 37.2) internal successors, (186), 5 states have internal predecessors, (186), 3 states have call successors, (95), 2 states have call predecessors, (95), 1 states have return successors, (92), 3 states have call predecessors, (92), 3 states have call successors, (92) [2021-11-25 20:33:32,040 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 20:33:51,996 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:33:53,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:33:53,823 INFO L93 Difference]: Finished difference Result 70826 states and 101991 transitions. [2021-11-25 20:33:53,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-25 20:33:53,824 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 37.2) internal successors, (186), 5 states have internal predecessors, (186), 3 states have call successors, (95), 2 states have call predecessors, (95), 1 states have return successors, (92), 3 states have call predecessors, (92), 3 states have call successors, (92) Word has length 818 [2021-11-25 20:33:53,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:33:54,125 INFO L225 Difference]: With dead ends: 70826 [2021-11-25 20:33:54,126 INFO L226 Difference]: Without dead ends: 49915 [2021-11-25 20:33:54,195 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-11-25 20:33:54,200 INFO L933 BasicCegarLoop]: 12634 mSDtfsCounter, 9484 mSDsluCounter, 21212 mSDsCounter, 0 mSdLazyCounter, 9061 mSolverCounterSat, 174 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9654 SdHoareTripleChecker+Valid, 32015 SdHoareTripleChecker+Invalid, 9237 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 174 IncrementalHoareTripleChecker+Valid, 9061 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.1s IncrementalHoareTripleChecker+Time [2021-11-25 20:33:54,200 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9654 Valid, 32015 Invalid, 9237 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [174 Valid, 9061 Invalid, 2 Unknown, 0 Unchecked, 23.1s Time] [2021-11-25 20:33:54,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49915 states. [2021-11-25 20:33:56,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49915 to 49880. [2021-11-25 20:33:56,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49880 states, 30877 states have (on average 1.3761375781325906) internal successors, (42491), 38878 states have internal predecessors, (42491), 14680 states have call successors, (14680), 4336 states have call predecessors, (14680), 4322 states have return successors, (14680), 14616 states have call predecessors, (14680), 14680 states have call successors, (14680) [2021-11-25 20:33:56,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49880 states to 49880 states and 71851 transitions. [2021-11-25 20:33:56,674 INFO L78 Accepts]: Start accepts. Automaton has 49880 states and 71851 transitions. Word has length 818 [2021-11-25 20:33:56,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:33:56,676 INFO L470 AbstractCegarLoop]: Abstraction has 49880 states and 71851 transitions. [2021-11-25 20:33:56,676 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 37.2) internal successors, (186), 5 states have internal predecessors, (186), 3 states have call successors, (95), 2 states have call predecessors, (95), 1 states have return successors, (92), 3 states have call predecessors, (92), 3 states have call successors, (92) [2021-11-25 20:33:56,676 INFO L276 IsEmpty]: Start isEmpty. Operand 49880 states and 71851 transitions. [2021-11-25 20:33:56,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 878 [2021-11-25 20:33:56,824 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:33:56,825 INFO L514 BasicCegarLoop]: trace histogram [67, 62, 62, 62, 62, 62, 62, 10, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:33:56,825 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-25 20:33:56,825 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:33:56,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:33:56,826 INFO L85 PathProgramCache]: Analyzing trace with hash 1498031005, now seen corresponding path program 1 times [2021-11-25 20:33:56,826 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:33:56,827 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1230686877] [2021-11-25 20:33:56,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:33:56,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:33:57,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:33:58,350 INFO L134 CoverageAnalysis]: Checked inductivity of 15902 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 15895 trivial. 0 not checked. [2021-11-25 20:33:58,351 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:33:58,351 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1230686877] [2021-11-25 20:33:58,351 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1230686877] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:33:58,351 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:33:58,352 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 20:33:58,352 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1096447262] [2021-11-25 20:33:58,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:33:58,353 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:33:58,353 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:33:58,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:33:58,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:33:58,354 INFO L87 Difference]: Start difference. First operand 49880 states and 71851 transitions. Second operand has 3 states, 3 states have (on average 72.66666666666667) internal successors, (218), 3 states have internal predecessors, (218), 3 states have call successors, (100), 2 states have call predecessors, (100), 1 states have return successors, (98), 3 states have call predecessors, (98), 3 states have call successors, (98) [2021-11-25 20:34:00,610 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 20:34:06,969 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:34:07,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:34:07,438 INFO L93 Difference]: Finished difference Result 117078 states and 168614 transitions. [2021-11-25 20:34:07,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:34:07,439 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 72.66666666666667) internal successors, (218), 3 states have internal predecessors, (218), 3 states have call successors, (100), 2 states have call predecessors, (100), 1 states have return successors, (98), 3 states have call predecessors, (98), 3 states have call successors, (98) Word has length 877 [2021-11-25 20:34:07,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:34:07,720 INFO L225 Difference]: With dead ends: 117078 [2021-11-25 20:34:07,721 INFO L226 Difference]: Without dead ends: 67380 [2021-11-25 20:34:08,008 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:34:08,009 INFO L933 BasicCegarLoop]: 6402 mSDtfsCounter, 4532 mSDsluCounter, 4893 mSDsCounter, 0 mSdLazyCounter, 923 mSolverCounterSat, 12 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4535 SdHoareTripleChecker+Valid, 10996 SdHoareTripleChecker+Invalid, 937 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 923 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.4s IncrementalHoareTripleChecker+Time [2021-11-25 20:34:08,009 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4535 Valid, 10996 Invalid, 937 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 923 Invalid, 2 Unknown, 0 Unchecked, 7.4s Time] [2021-11-25 20:34:08,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67380 states. [2021-11-25 20:34:10,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67380 to 67365. [2021-11-25 20:34:10,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67365 states, 41738 states have (on average 1.3745747280655518) internal successors, (57372), 52550 states have internal predecessors, (57372), 19753 states have call successors, (19753), 5892 states have call predecessors, (19753), 5873 states have return successors, (19753), 19654 states have call predecessors, (19753), 19753 states have call successors, (19753) [2021-11-25 20:34:10,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67365 states to 67365 states and 96878 transitions. [2021-11-25 20:34:10,897 INFO L78 Accepts]: Start accepts. Automaton has 67365 states and 96878 transitions. Word has length 877 [2021-11-25 20:34:10,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:34:10,899 INFO L470 AbstractCegarLoop]: Abstraction has 67365 states and 96878 transitions. [2021-11-25 20:34:10,899 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 72.66666666666667) internal successors, (218), 3 states have internal predecessors, (218), 3 states have call successors, (100), 2 states have call predecessors, (100), 1 states have return successors, (98), 3 states have call predecessors, (98), 3 states have call successors, (98) [2021-11-25 20:34:10,900 INFO L276 IsEmpty]: Start isEmpty. Operand 67365 states and 96878 transitions. [2021-11-25 20:34:11,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 879 [2021-11-25 20:34:11,115 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:34:11,116 INFO L514 BasicCegarLoop]: trace histogram [67, 62, 62, 62, 62, 62, 62, 10, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:34:11,116 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-25 20:34:11,116 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:34:11,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:34:11,117 INFO L85 PathProgramCache]: Analyzing trace with hash 172776636, now seen corresponding path program 1 times [2021-11-25 20:34:11,117 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:34:11,117 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2091098766] [2021-11-25 20:34:11,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:34:11,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:34:12,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:34:12,521 INFO L134 CoverageAnalysis]: Checked inductivity of 15902 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 15895 trivial. 0 not checked. [2021-11-25 20:34:12,522 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:34:12,522 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2091098766] [2021-11-25 20:34:12,522 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2091098766] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:34:12,522 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:34:12,523 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 20:34:12,523 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1346910562] [2021-11-25 20:34:12,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:34:12,525 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:34:12,525 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:34:12,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:34:12,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:34:12,526 INFO L87 Difference]: Start difference. First operand 67365 states and 96878 transitions. Second operand has 3 states, 3 states have (on average 73.0) internal successors, (219), 3 states have internal predecessors, (219), 3 states have call successors, (100), 2 states have call predecessors, (100), 1 states have return successors, (98), 3 states have call predecessors, (98), 3 states have call successors, (98) [2021-11-25 20:34:15,161 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 20:34:21,371 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:34:21,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:34:21,970 INFO L93 Difference]: Finished difference Result 153918 states and 221287 transitions. [2021-11-25 20:34:21,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:34:21,970 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 73.0) internal successors, (219), 3 states have internal predecessors, (219), 3 states have call successors, (100), 2 states have call predecessors, (100), 1 states have return successors, (98), 3 states have call predecessors, (98), 3 states have call successors, (98) Word has length 878 [2021-11-25 20:34:21,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:34:22,307 INFO L225 Difference]: With dead ends: 153918 [2021-11-25 20:34:22,307 INFO L226 Difference]: Without dead ends: 86735 [2021-11-25 20:34:22,448 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:34:22,448 INFO L933 BasicCegarLoop]: 6403 mSDtfsCounter, 4531 mSDsluCounter, 4894 mSDsCounter, 0 mSdLazyCounter, 927 mSolverCounterSat, 12 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4534 SdHoareTripleChecker+Valid, 10998 SdHoareTripleChecker+Invalid, 941 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 927 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.1s IncrementalHoareTripleChecker+Time [2021-11-25 20:34:22,449 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4534 Valid, 10998 Invalid, 941 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 927 Invalid, 2 Unknown, 0 Unchecked, 7.1s Time] [2021-11-25 20:34:22,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86735 states. [2021-11-25 20:34:25,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86735 to 86720. [2021-11-25 20:34:25,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86720 states, 53811 states have (on average 1.3720243072977645) internal successors, (73830), 67645 states have internal predecessors, (73830), 25317 states have call successors, (25317), 7615 states have call predecessors, (25317), 7591 states have return successors, (25317), 25168 states have call predecessors, (25317), 25317 states have call successors, (25317) [2021-11-25 20:34:25,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86720 states to 86720 states and 124464 transitions. [2021-11-25 20:34:25,828 INFO L78 Accepts]: Start accepts. Automaton has 86720 states and 124464 transitions. Word has length 878 [2021-11-25 20:34:25,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:34:25,830 INFO L470 AbstractCegarLoop]: Abstraction has 86720 states and 124464 transitions. [2021-11-25 20:34:25,830 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 73.0) internal successors, (219), 3 states have internal predecessors, (219), 3 states have call successors, (100), 2 states have call predecessors, (100), 1 states have return successors, (98), 3 states have call predecessors, (98), 3 states have call successors, (98) [2021-11-25 20:34:25,830 INFO L276 IsEmpty]: Start isEmpty. Operand 86720 states and 124464 transitions. [2021-11-25 20:34:26,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 866 [2021-11-25 20:34:26,457 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:34:26,458 INFO L514 BasicCegarLoop]: trace histogram [67, 62, 62, 62, 62, 62, 62, 10, 5, 5, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:34:26,459 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-25 20:34:26,459 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:34:26,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:34:26,460 INFO L85 PathProgramCache]: Analyzing trace with hash -1625767511, now seen corresponding path program 1 times [2021-11-25 20:34:26,460 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:34:26,460 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1293972825] [2021-11-25 20:34:26,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:34:26,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:34:27,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:34:27,751 INFO L134 CoverageAnalysis]: Checked inductivity of 15912 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 15903 trivial. 0 not checked. [2021-11-25 20:34:27,751 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:34:27,752 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1293972825] [2021-11-25 20:34:27,752 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1293972825] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:34:27,752 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:34:27,752 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 20:34:27,753 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [493315794] [2021-11-25 20:34:27,753 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:34:27,754 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:34:27,755 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:34:27,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:34:27,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:34:27,756 INFO L87 Difference]: Start difference. First operand 86720 states and 124464 transitions. Second operand has 3 states, 3 states have (on average 68.33333333333333) internal successors, (205), 3 states have internal predecessors, (205), 3 states have call successors, (102), 2 states have call predecessors, (102), 1 states have return successors, (99), 3 states have call predecessors, (99), 3 states have call successors, (99) [2021-11-25 20:34:36,652 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:34:37,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:34:37,843 INFO L93 Difference]: Finished difference Result 205435 states and 295009 transitions. [2021-11-25 20:34:37,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:34:37,844 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 68.33333333333333) internal successors, (205), 3 states have internal predecessors, (205), 3 states have call successors, (102), 2 states have call predecessors, (102), 1 states have return successors, (99), 3 states have call predecessors, (99), 3 states have call successors, (99) Word has length 865 [2021-11-25 20:34:37,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:34:38,459 INFO L225 Difference]: With dead ends: 205435 [2021-11-25 20:34:38,459 INFO L226 Difference]: Without dead ends: 118897 [2021-11-25 20:34:38,714 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:34:38,715 INFO L933 BasicCegarLoop]: 9118 mSDtfsCounter, 4777 mSDsluCounter, 5008 mSDsCounter, 0 mSdLazyCounter, 1099 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4779 SdHoareTripleChecker+Valid, 13778 SdHoareTripleChecker+Invalid, 1110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 1099 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.0s IncrementalHoareTripleChecker+Time [2021-11-25 20:34:38,715 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4779 Valid, 13778 Invalid, 1110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 1099 Invalid, 1 Unknown, 0 Unchecked, 7.0s Time] [2021-11-25 20:34:38,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118897 states. [2021-11-25 20:34:42,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118897 to 118876. [2021-11-25 20:34:42,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118876 states, 73784 states have (on average 1.3721674075680363) internal successors, (101244), 92847 states have internal predecessors, (101244), 34675 states have call successors, (34675), 10450 states have call predecessors, (34675), 10416 states have return successors, (34675), 34457 states have call predecessors, (34675), 34675 states have call successors, (34675) [2021-11-25 20:34:43,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118876 states to 118876 states and 170594 transitions. [2021-11-25 20:34:43,658 INFO L78 Accepts]: Start accepts. Automaton has 118876 states and 170594 transitions. Word has length 865 [2021-11-25 20:34:43,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:34:43,659 INFO L470 AbstractCegarLoop]: Abstraction has 118876 states and 170594 transitions. [2021-11-25 20:34:43,659 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 68.33333333333333) internal successors, (205), 3 states have internal predecessors, (205), 3 states have call successors, (102), 2 states have call predecessors, (102), 1 states have return successors, (99), 3 states have call predecessors, (99), 3 states have call successors, (99) [2021-11-25 20:34:43,659 INFO L276 IsEmpty]: Start isEmpty. Operand 118876 states and 170594 transitions. [2021-11-25 20:34:43,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 884 [2021-11-25 20:34:43,919 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:34:43,920 INFO L514 BasicCegarLoop]: trace histogram [69, 62, 62, 62, 62, 62, 62, 10, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:34:43,920 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-25 20:34:43,920 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:34:43,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:34:43,921 INFO L85 PathProgramCache]: Analyzing trace with hash 301657497, now seen corresponding path program 1 times [2021-11-25 20:34:43,921 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:34:43,921 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [686698651] [2021-11-25 20:34:43,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:34:43,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:34:44,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:34:45,448 INFO L134 CoverageAnalysis]: Checked inductivity of 16192 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 16172 trivial. 0 not checked. [2021-11-25 20:34:45,449 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:34:45,449 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [686698651] [2021-11-25 20:34:45,449 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [686698651] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:34:45,449 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:34:45,450 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 20:34:45,450 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1069037834] [2021-11-25 20:34:45,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:34:45,452 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 20:34:45,452 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:34:45,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 20:34:45,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-25 20:34:45,453 INFO L87 Difference]: Start difference. First operand 118876 states and 170594 transitions. Second operand has 4 states, 4 states have (on average 53.75) internal successors, (215), 4 states have internal predecessors, (215), 3 states have call successors, (102), 2 states have call predecessors, (102), 1 states have return successors, (99), 3 states have call predecessors, (99), 3 states have call successors, (99) [2021-11-25 20:34:48,208 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers []