./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-wireless-airo.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba11135a-43c6-4b08-bd23-8371ee69a097/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba11135a-43c6-4b08-bd23-8371ee69a097/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba11135a-43c6-4b08-bd23-8371ee69a097/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba11135a-43c6-4b08-bd23-8371ee69a097/bin/utaipan-TEXQjIfE4P/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-wireless-airo.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba11135a-43c6-4b08-bd23-8371ee69a097/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba11135a-43c6-4b08-bd23-8371ee69a097/bin/utaipan-TEXQjIfE4P --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 9789c22f1acead950cb163d22009ea344d73c9a0f8ae77daeccb7434797598c4 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 01:04:26,263 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 01:04:26,265 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 01:04:26,311 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 01:04:26,311 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 01:04:26,313 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 01:04:26,314 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 01:04:26,317 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 01:04:26,319 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 01:04:26,320 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 01:04:26,325 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 01:04:26,328 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 01:04:26,329 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 01:04:26,337 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 01:04:26,340 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 01:04:26,346 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 01:04:26,348 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 01:04:26,351 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 01:04:26,355 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 01:04:26,361 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 01:04:26,363 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 01:04:26,365 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 01:04:26,368 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 01:04:26,369 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 01:04:26,378 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 01:04:26,379 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 01:04:26,379 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 01:04:26,381 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 01:04:26,382 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 01:04:26,383 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 01:04:26,384 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 01:04:26,385 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 01:04:26,386 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 01:04:26,387 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 01:04:26,388 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 01:04:26,388 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 01:04:26,389 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 01:04:26,389 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 01:04:26,389 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 01:04:26,390 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 01:04:26,391 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 01:04:26,392 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba11135a-43c6-4b08-bd23-8371ee69a097/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-21 01:04:26,436 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 01:04:26,436 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 01:04:26,437 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-21 01:04:26,437 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-21 01:04:26,438 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 01:04:26,438 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-21 01:04:26,438 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-21 01:04:26,438 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-21 01:04:26,439 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-21 01:04:26,439 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-21 01:04:26,439 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-21 01:04:26,439 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-21 01:04:26,440 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-21 01:04:26,440 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-21 01:04:26,440 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-21 01:04:26,440 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-21 01:04:26,441 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-21 01:04:26,441 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-21 01:04:26,442 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 01:04:26,442 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 01:04:26,442 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 01:04:26,442 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 01:04:26,443 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 01:04:26,443 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 01:04:26,443 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 01:04:26,443 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 01:04:26,443 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 01:04:26,444 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 01:04:26,444 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-21 01:04:26,444 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 01:04:26,445 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 01:04:26,445 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 01:04:26,445 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 01:04:26,445 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-21 01:04:26,446 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 01:04:26,446 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 01:04:26,446 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-21 01:04:26,446 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-21 01:04:26,446 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_ba11135a-43c6-4b08-bd23-8371ee69a097/bin/utaipan-TEXQjIfE4P/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba11135a-43c6-4b08-bd23-8371ee69a097/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9789c22f1acead950cb163d22009ea344d73c9a0f8ae77daeccb7434797598c4 [2021-11-21 01:04:26,712 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 01:04:26,741 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 01:04:26,745 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 01:04:26,746 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 01:04:26,747 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 01:04:26,749 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba11135a-43c6-4b08-bd23-8371ee69a097/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-wireless-airo.cil.i [2021-11-21 01:04:26,819 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba11135a-43c6-4b08-bd23-8371ee69a097/bin/utaipan-TEXQjIfE4P/data/4e385431e/dec2089433c347929f95aaad94949ee4/FLAG0ed317a06 [2021-11-21 01:04:28,036 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 01:04:28,036 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba11135a-43c6-4b08-bd23-8371ee69a097/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-wireless-airo.cil.i [2021-11-21 01:04:28,118 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba11135a-43c6-4b08-bd23-8371ee69a097/bin/utaipan-TEXQjIfE4P/data/4e385431e/dec2089433c347929f95aaad94949ee4/FLAG0ed317a06 [2021-11-21 01:04:28,223 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba11135a-43c6-4b08-bd23-8371ee69a097/bin/utaipan-TEXQjIfE4P/data/4e385431e/dec2089433c347929f95aaad94949ee4 [2021-11-21 01:04:28,226 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 01:04:28,229 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 01:04:28,232 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 01:04:28,232 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 01:04:28,236 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 01:04:28,237 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:04:28" (1/1) ... [2021-11-21 01:04:28,238 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49240424 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:04:28, skipping insertion in model container [2021-11-21 01:04:28,238 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:04:28" (1/1) ... [2021-11-21 01:04:28,247 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 01:04:28,557 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 01:04:35,380 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_ba11135a-43c6-4b08-bd23-8371ee69a097/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-wireless-airo.cil.i[621151,621164] [2021-11-21 01:04:35,393 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_ba11135a-43c6-4b08-bd23-8371ee69a097/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-wireless-airo.cil.i[621296,621309] [2021-11-21 01:04:35,435 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 01:04:35,515 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 01:04:36,211 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_ba11135a-43c6-4b08-bd23-8371ee69a097/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-wireless-airo.cil.i[621151,621164] [2021-11-21 01:04:36,211 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_ba11135a-43c6-4b08-bd23-8371ee69a097/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-wireless-airo.cil.i[621296,621309] [2021-11-21 01:04:36,223 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 01:04:36,607 INFO L208 MainTranslator]: Completed translation [2021-11-21 01:04:36,607 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:04:36 WrapperNode [2021-11-21 01:04:36,607 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 01:04:36,609 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 01:04:36,609 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 01:04:36,609 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 01:04:36,616 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:04:36" (1/1) ... [2021-11-21 01:04:36,824 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:04:36" (1/1) ... [2021-11-21 01:04:37,382 INFO L137 Inliner]: procedures = 696, calls = 6946, calls flagged for inlining = 319, calls inlined = 300, statements flattened = 13635 [2021-11-21 01:04:37,383 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 01:04:37,383 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 01:04:37,383 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 01:04:37,384 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 01:04:37,393 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:04:36" (1/1) ... [2021-11-21 01:04:37,393 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:04:36" (1/1) ... [2021-11-21 01:04:37,461 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:04:36" (1/1) ... [2021-11-21 01:04:37,462 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:04:36" (1/1) ... [2021-11-21 01:04:37,807 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:04:36" (1/1) ... [2021-11-21 01:04:37,858 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:04:36" (1/1) ... [2021-11-21 01:04:37,915 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:04:36" (1/1) ... [2021-11-21 01:04:37,994 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 01:04:37,995 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 01:04:37,995 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 01:04:37,995 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 01:04:37,996 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:04:36" (1/1) ... [2021-11-21 01:04:38,005 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 01:04:38,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba11135a-43c6-4b08-bd23-8371ee69a097/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:04:38,035 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba11135a-43c6-4b08-bd23-8371ee69a097/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-21 01:04:38,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba11135a-43c6-4b08-bd23-8371ee69a097/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-21 01:04:38,087 INFO L130 BoogieDeclarations]: Found specification of procedure PC4500_writerid [2021-11-21 01:04:38,087 INFO L138 BoogieDeclarations]: Found implementation of procedure PC4500_writerid [2021-11-21 01:04:38,087 INFO L130 BoogieDeclarations]: Found specification of procedure reset_card [2021-11-21 01:04:38,088 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_card [2021-11-21 01:04:38,088 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-11-21 01:04:38,089 INFO L130 BoogieDeclarations]: Found specification of procedure readStatusRid [2021-11-21 01:04:38,089 INFO L138 BoogieDeclarations]: Found implementation of procedure readStatusRid [2021-11-21 01:04:38,089 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-11-21 01:04:38,089 INFO L130 BoogieDeclarations]: Found specification of procedure reset_airo_card [2021-11-21 01:04:38,089 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_airo_card [2021-11-21 01:04:38,089 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2021-11-21 01:04:38,090 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2021-11-21 01:04:38,090 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_cipher_crt [2021-11-21 01:04:38,090 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_cipher_crt [2021-11-21 01:04:38,090 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-21 01:04:38,090 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-21 01:04:38,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_85 [2021-11-21 01:04:38,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_85 [2021-11-21 01:04:38,091 INFO L130 BoogieDeclarations]: Found specification of procedure wifi_setup [2021-11-21 01:04:38,091 INFO L138 BoogieDeclarations]: Found implementation of procedure wifi_setup [2021-11-21 01:04:38,091 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-11-21 01:04:38,091 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-11-21 01:04:38,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-21 01:04:38,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-21 01:04:38,091 INFO L130 BoogieDeclarations]: Found specification of procedure wireless_spy_update [2021-11-21 01:04:38,092 INFO L138 BoogieDeclarations]: Found implementation of procedure wireless_spy_update [2021-11-21 01:04:38,092 INFO L130 BoogieDeclarations]: Found specification of procedure age_mic_context [2021-11-21 01:04:38,092 INFO L138 BoogieDeclarations]: Found implementation of procedure age_mic_context [2021-11-21 01:04:38,092 INFO L130 BoogieDeclarations]: Found specification of procedure setup_card [2021-11-21 01:04:38,093 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_card [2021-11-21 01:04:38,093 INFO L130 BoogieDeclarations]: Found specification of procedure airo_networks_free [2021-11-21 01:04:38,093 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_networks_free [2021-11-21 01:04:38,093 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_should_stop [2021-11-21 01:04:38,093 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_should_stop [2021-11-21 01:04:38,093 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2021-11-21 01:04:38,093 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2021-11-21 01:04:38,094 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-21 01:04:38,094 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-21 01:04:38,094 INFO L130 BoogieDeclarations]: Found specification of procedure airo_close [2021-11-21 01:04:38,094 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_close [2021-11-21 01:04:38,095 INFO L130 BoogieDeclarations]: Found specification of procedure get_tx_error [2021-11-21 01:04:38,095 INFO L138 BoogieDeclarations]: Found implementation of procedure get_tx_error [2021-11-21 01:04:38,095 INFO L130 BoogieDeclarations]: Found specification of procedure sniffing_mode [2021-11-21 01:04:38,095 INFO L138 BoogieDeclarations]: Found implementation of procedure sniffing_mode [2021-11-21 01:04:38,095 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-21 01:04:38,096 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-21 01:04:38,096 INFO L130 BoogieDeclarations]: Found specification of procedure header_len [2021-11-21 01:04:38,096 INFO L138 BoogieDeclarations]: Found implementation of procedure header_len [2021-11-21 01:04:38,097 INFO L130 BoogieDeclarations]: Found specification of procedure ssleep [2021-11-21 01:04:38,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ssleep [2021-11-21 01:04:38,097 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2021-11-21 01:04:38,097 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2021-11-21 01:04:38,098 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2021-11-21 01:04:38,098 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2021-11-21 01:04:38,098 INFO L130 BoogieDeclarations]: Found specification of procedure readSsidRid [2021-11-21 01:04:38,098 INFO L138 BoogieDeclarations]: Found implementation of procedure readSsidRid [2021-11-21 01:04:38,098 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-21 01:04:38,098 INFO L130 BoogieDeclarations]: Found specification of procedure emmh32_final [2021-11-21 01:04:38,099 INFO L138 BoogieDeclarations]: Found implementation of procedure emmh32_final [2021-11-21 01:04:38,099 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-21 01:04:38,099 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-21 01:04:38,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-21 01:04:38,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-21 01:04:38,100 INFO L130 BoogieDeclarations]: Found specification of procedure remove_proc_entry [2021-11-21 01:04:38,100 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_proc_entry [2021-11-21 01:04:38,100 INFO L130 BoogieDeclarations]: Found specification of procedure down_trylock [2021-11-21 01:04:38,100 INFO L138 BoogieDeclarations]: Found implementation of procedure down_trylock [2021-11-21 01:04:38,100 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2021-11-21 01:04:38,100 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2021-11-21 01:04:38,100 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-21 01:04:38,101 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-21 01:04:38,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-21 01:04:38,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-21 01:04:38,102 INFO L130 BoogieDeclarations]: Found specification of procedure enable_MAC [2021-11-21 01:04:38,102 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_MAC [2021-11-21 01:04:38,102 INFO L130 BoogieDeclarations]: Found specification of procedure OUT4500 [2021-11-21 01:04:38,102 INFO L138 BoogieDeclarations]: Found implementation of procedure OUT4500 [2021-11-21 01:04:38,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 01:04:38,102 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-11-21 01:04:38,102 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-11-21 01:04:38,103 INFO L130 BoogieDeclarations]: Found specification of procedure mpi_send_packet [2021-11-21 01:04:38,103 INFO L138 BoogieDeclarations]: Found implementation of procedure mpi_send_packet [2021-11-21 01:04:38,103 INFO L130 BoogieDeclarations]: Found specification of procedure PDE_DATA [2021-11-21 01:04:38,104 INFO L138 BoogieDeclarations]: Found implementation of procedure PDE_DATA [2021-11-21 01:04:38,104 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2021-11-21 01:04:38,104 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2021-11-21 01:04:38,104 INFO L130 BoogieDeclarations]: Found specification of procedure airo_ioctl [2021-11-21 01:04:38,105 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_ioctl [2021-11-21 01:04:38,105 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-11-21 01:04:38,105 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-11-21 01:04:38,106 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-21 01:04:38,106 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-21 01:04:38,106 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-21 01:04:38,107 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-21 01:04:38,107 INFO L130 BoogieDeclarations]: Found specification of procedure airo_end_xmit11 [2021-11-21 01:04:38,107 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_end_xmit11 [2021-11-21 01:04:38,107 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-11-21 01:04:38,107 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-11-21 01:04:38,107 INFO L130 BoogieDeclarations]: Found specification of procedure airo_change_mtu [2021-11-21 01:04:38,107 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_change_mtu [2021-11-21 01:04:38,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-21 01:04:38,108 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-11-21 01:04:38,108 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-11-21 01:04:38,108 INFO L130 BoogieDeclarations]: Found specification of procedure disable_interrupts [2021-11-21 01:04:38,108 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_interrupts [2021-11-21 01:04:38,108 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-21 01:04:38,108 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-21 01:04:38,109 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2021-11-21 01:04:38,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2021-11-21 01:04:38,110 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-21 01:04:38,112 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-21 01:04:38,112 INFO L130 BoogieDeclarations]: Found specification of procedure down_interruptible [2021-11-21 01:04:38,113 INFO L138 BoogieDeclarations]: Found implementation of procedure down_interruptible [2021-11-21 01:04:38,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-21 01:04:38,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-21 01:04:38,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-21 01:04:38,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 01:04:38,114 INFO L130 BoogieDeclarations]: Found specification of procedure airo_pci_remove [2021-11-21 01:04:38,114 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_pci_remove [2021-11-21 01:04:38,121 INFO L130 BoogieDeclarations]: Found specification of procedure aux_setup [2021-11-21 01:04:38,121 INFO L138 BoogieDeclarations]: Found implementation of procedure aux_setup [2021-11-21 01:04:38,121 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2021-11-21 01:04:38,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2021-11-21 01:04:38,122 INFO L130 BoogieDeclarations]: Found specification of procedure writeConfigRid [2021-11-21 01:04:38,122 INFO L138 BoogieDeclarations]: Found implementation of procedure writeConfigRid [2021-11-21 01:04:38,122 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-21 01:04:38,122 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-21 01:04:38,122 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-11-21 01:04:38,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-11-21 01:04:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure readCapabilityRid [2021-11-21 01:04:38,194 INFO L138 BoogieDeclarations]: Found implementation of procedure readCapabilityRid [2021-11-21 01:04:38,194 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2021-11-21 01:04:38,194 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2021-11-21 01:04:38,194 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2021-11-21 01:04:38,194 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2021-11-21 01:04:38,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-11-21 01:04:38,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-11-21 01:04:38,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-21 01:04:38,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-21 01:04:38,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_netdev_mqs [2021-11-21 01:04:38,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_netdev_mqs [2021-11-21 01:04:38,194 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-11-21 01:04:38,195 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-11-21 01:04:38,195 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-11-21 01:04:38,195 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-11-21 01:04:38,195 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-21 01:04:38,195 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-21 01:04:38,195 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-21 01:04:38,195 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-21 01:04:38,195 INFO L130 BoogieDeclarations]: Found specification of procedure writeWepKeyRid [2021-11-21 01:04:38,195 INFO L138 BoogieDeclarations]: Found implementation of procedure writeWepKeyRid [2021-11-21 01:04:38,195 INFO L130 BoogieDeclarations]: Found specification of procedure proc_create_data [2021-11-21 01:04:38,195 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_create_data [2021-11-21 01:04:38,196 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 01:04:38,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2021-11-21 01:04:38,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2021-11-21 01:04:38,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2021-11-21 01:04:38,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2021-11-21 01:04:38,196 INFO L130 BoogieDeclarations]: Found specification of procedure del_airo_dev [2021-11-21 01:04:38,196 INFO L138 BoogieDeclarations]: Found implementation of procedure del_airo_dev [2021-11-21 01:04:38,196 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 01:04:38,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-21 01:04:38,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-21 01:04:38,196 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-21 01:04:38,197 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-21 01:04:38,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 01:04:38,197 INFO L130 BoogieDeclarations]: Found specification of procedure writeSsidRid [2021-11-21 01:04:38,197 INFO L138 BoogieDeclarations]: Found implementation of procedure writeSsidRid [2021-11-21 01:04:38,197 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-21 01:04:38,197 INFO L130 BoogieDeclarations]: Found specification of procedure MoveWindow [2021-11-21 01:04:38,197 INFO L138 BoogieDeclarations]: Found implementation of procedure MoveWindow [2021-11-21 01:04:38,197 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_stop [2021-11-21 01:04:38,197 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_stop [2021-11-21 01:04:38,197 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-21 01:04:38,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-21 01:04:38,197 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-11-21 01:04:38,198 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-11-21 01:04:38,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2021-11-21 01:04:38,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2021-11-21 01:04:38,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2021-11-21 01:04:38,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2021-11-21 01:04:38,198 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_cipher_tfm [2021-11-21 01:04:38,198 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_cipher_tfm [2021-11-21 01:04:38,198 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2021-11-21 01:04:38,198 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2021-11-21 01:04:38,198 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2021-11-21 01:04:38,198 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2021-11-21 01:04:38,199 INFO L130 BoogieDeclarations]: Found specification of procedure proc_close [2021-11-21 01:04:38,199 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_close [2021-11-21 01:04:38,199 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-21 01:04:38,199 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-21 01:04:38,199 INFO L130 BoogieDeclarations]: Found specification of procedure airo_set_multicast_list [2021-11-21 01:04:38,199 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_set_multicast_list [2021-11-21 01:04:38,199 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-21 01:04:38,199 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-21 01:04:38,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-11-21 01:04:38,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-11-21 01:04:38,200 INFO L130 BoogieDeclarations]: Found specification of procedure set_wep_key [2021-11-21 01:04:38,200 INFO L138 BoogieDeclarations]: Found implementation of procedure set_wep_key [2021-11-21 01:04:38,200 INFO L130 BoogieDeclarations]: Found specification of procedure writeAPListRid [2021-11-21 01:04:38,200 INFO L138 BoogieDeclarations]: Found implementation of procedure writeAPListRid [2021-11-21 01:04:38,200 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-21 01:04:38,200 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-21 01:04:38,200 INFO L130 BoogieDeclarations]: Found specification of procedure freezing [2021-11-21 01:04:38,200 INFO L138 BoogieDeclarations]: Found implementation of procedure freezing [2021-11-21 01:04:38,201 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 01:04:38,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 01:04:38,201 INFO L130 BoogieDeclarations]: Found specification of procedure proc_stats_rid_open [2021-11-21 01:04:38,201 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_stats_rid_open [2021-11-21 01:04:38,201 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-21 01:04:38,201 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-21 01:04:38,201 INFO L130 BoogieDeclarations]: Found specification of procedure wireless_send_event [2021-11-21 01:04:38,201 INFO L138 BoogieDeclarations]: Found implementation of procedure wireless_send_event [2021-11-21 01:04:38,201 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-11-21 01:04:38,201 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-11-21 01:04:38,201 INFO L130 BoogieDeclarations]: Found specification of procedure insb [2021-11-21 01:04:38,202 INFO L138 BoogieDeclarations]: Found implementation of procedure insb [2021-11-21 01:04:38,202 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-11-21 01:04:38,202 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-11-21 01:04:38,202 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-21 01:04:38,202 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-21 01:04:38,202 INFO L130 BoogieDeclarations]: Found specification of procedure __kuid_val [2021-11-21 01:04:38,202 INFO L138 BoogieDeclarations]: Found implementation of procedure __kuid_val [2021-11-21 01:04:38,202 INFO L130 BoogieDeclarations]: Found specification of procedure IN4500 [2021-11-21 01:04:38,202 INFO L138 BoogieDeclarations]: Found implementation of procedure IN4500 [2021-11-21 01:04:38,202 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2021-11-21 01:04:38,202 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2021-11-21 01:04:38,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-21 01:04:38,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-21 01:04:38,203 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-21 01:04:38,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-21 01:04:38,203 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_aux_lock_of_airo_info [2021-11-21 01:04:38,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_aux_lock_of_airo_info [2021-11-21 01:04:38,203 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2021-11-21 01:04:38,203 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2021-11-21 01:04:38,203 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-21 01:04:38,204 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-21 01:04:38,208 INFO L130 BoogieDeclarations]: Found specification of procedure bap_write [2021-11-21 01:04:38,208 INFO L138 BoogieDeclarations]: Found implementation of procedure bap_write [2021-11-21 01:04:38,208 INFO L130 BoogieDeclarations]: Found specification of procedure _init_airo_card [2021-11-21 01:04:38,208 INFO L138 BoogieDeclarations]: Found implementation of procedure _init_airo_card [2021-11-21 01:04:38,208 INFO L130 BoogieDeclarations]: Found specification of procedure waitbusy [2021-11-21 01:04:38,208 INFO L138 BoogieDeclarations]: Found implementation of procedure waitbusy [2021-11-21 01:04:38,209 INFO L130 BoogieDeclarations]: Found specification of procedure decapsulate [2021-11-21 01:04:38,209 INFO L138 BoogieDeclarations]: Found implementation of procedure decapsulate [2021-11-21 01:04:38,209 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_netdev_mqs [2021-11-21 01:04:38,218 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_netdev_mqs [2021-11-21 01:04:38,218 INFO L130 BoogieDeclarations]: Found specification of procedure proc_mkdir_mode [2021-11-21 01:04:38,218 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_mkdir_mode [2021-11-21 01:04:38,218 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-21 01:04:38,218 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-21 01:04:38,219 INFO L130 BoogieDeclarations]: Found specification of procedure readBSSListRid [2021-11-21 01:04:38,219 INFO L138 BoogieDeclarations]: Found implementation of procedure readBSSListRid [2021-11-21 01:04:38,219 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-21 01:04:38,219 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-21 01:04:38,219 INFO L130 BoogieDeclarations]: Found specification of procedure insw [2021-11-21 01:04:38,219 INFO L138 BoogieDeclarations]: Found implementation of procedure insw [2021-11-21 01:04:38,219 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2021-11-21 01:04:38,219 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2021-11-21 01:04:38,219 INFO L130 BoogieDeclarations]: Found specification of procedure set_wep_tx_idx [2021-11-21 01:04:38,219 INFO L138 BoogieDeclarations]: Found implementation of procedure set_wep_tx_idx [2021-11-21 01:04:38,220 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-11-21 01:04:38,220 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-11-21 01:04:38,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 01:04:38,220 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-21 01:04:38,220 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-21 01:04:38,220 INFO L130 BoogieDeclarations]: Found specification of procedure proc_write [2021-11-21 01:04:38,220 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_write [2021-11-21 01:04:38,220 INFO L130 BoogieDeclarations]: Found specification of procedure up [2021-11-21 01:04:38,220 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2021-11-21 01:04:38,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 01:04:38,221 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2021-11-21 01:04:38,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2021-11-21 01:04:38,221 INFO L130 BoogieDeclarations]: Found specification of procedure remove_proc_subtree [2021-11-21 01:04:38,221 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_proc_subtree [2021-11-21 01:04:38,221 INFO L130 BoogieDeclarations]: Found specification of procedure transmit_allocate [2021-11-21 01:04:38,221 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit_allocate [2021-11-21 01:04:38,221 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2021-11-21 01:04:38,221 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2021-11-21 01:04:38,221 INFO L130 BoogieDeclarations]: Found specification of procedure proc_read [2021-11-21 01:04:38,221 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_read [2021-11-21 01:04:38,222 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-11-21 01:04:38,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-11-21 01:04:38,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-21 01:04:38,222 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-21 01:04:38,222 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-21 01:04:38,222 INFO L130 BoogieDeclarations]: Found specification of procedure PC4500_accessrid [2021-11-21 01:04:38,222 INFO L138 BoogieDeclarations]: Found implementation of procedure PC4500_accessrid [2021-11-21 01:04:38,222 INFO L130 BoogieDeclarations]: Found specification of procedure airo_send_event [2021-11-21 01:04:38,222 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_send_event [2021-11-21 01:04:38,222 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-21 01:04:38,223 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-21 01:04:38,223 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-11-21 01:04:38,223 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-11-21 01:04:38,223 INFO L130 BoogieDeclarations]: Found specification of procedure airo_pci_resume [2021-11-21 01:04:38,223 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_pci_resume [2021-11-21 01:04:38,223 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-11-21 01:04:38,223 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-11-21 01:04:38,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-21 01:04:38,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-21 01:04:38,223 INFO L130 BoogieDeclarations]: Found specification of procedure hex_to_bin [2021-11-21 01:04:38,224 INFO L138 BoogieDeclarations]: Found implementation of procedure hex_to_bin [2021-11-21 01:04:38,224 INFO L130 BoogieDeclarations]: Found specification of procedure try_auto_wep [2021-11-21 01:04:38,224 INFO L138 BoogieDeclarations]: Found implementation of procedure try_auto_wep [2021-11-21 01:04:38,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-21 01:04:38,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-21 01:04:38,224 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2021-11-21 01:04:38,224 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2021-11-21 01:04:38,224 INFO L130 BoogieDeclarations]: Found specification of procedure bap_read [2021-11-21 01:04:38,224 INFO L138 BoogieDeclarations]: Found implementation of procedure bap_read [2021-11-21 01:04:38,224 INFO L130 BoogieDeclarations]: Found specification of procedure issuecommand [2021-11-21 01:04:38,225 INFO L138 BoogieDeclarations]: Found implementation of procedure issuecommand [2021-11-21 01:04:38,225 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-21 01:04:38,225 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-21 01:04:38,225 INFO L130 BoogieDeclarations]: Found specification of procedure bap_setup [2021-11-21 01:04:38,225 INFO L138 BoogieDeclarations]: Found implementation of procedure bap_setup [2021-11-21 01:04:38,225 INFO L130 BoogieDeclarations]: Found specification of procedure readAPListRid [2021-11-21 01:04:38,225 INFO L138 BoogieDeclarations]: Found implementation of procedure readAPListRid [2021-11-21 01:04:38,225 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-11-21 01:04:38,225 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-11-21 01:04:38,225 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-21 01:04:38,226 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-21 01:04:38,226 INFO L130 BoogieDeclarations]: Found specification of procedure airo_read_stats [2021-11-21 01:04:38,226 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_read_stats [2021-11-21 01:04:38,226 INFO L130 BoogieDeclarations]: Found specification of procedure airo_end_xmit [2021-11-21 01:04:38,226 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_end_xmit [2021-11-21 01:04:38,226 INFO L130 BoogieDeclarations]: Found specification of procedure readConfigRid [2021-11-21 01:04:38,226 INFO L138 BoogieDeclarations]: Found implementation of procedure readConfigRid [2021-11-21 01:04:38,226 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-21 01:04:38,226 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-21 01:04:38,226 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-11-21 01:04:38,226 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-11-21 01:04:38,227 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-21 01:04:38,227 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-21 01:04:38,227 INFO L130 BoogieDeclarations]: Found specification of procedure ether_setup [2021-11-21 01:04:38,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_setup [2021-11-21 01:04:38,227 INFO L130 BoogieDeclarations]: Found specification of procedure airo_open [2021-11-21 01:04:38,227 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_open [2021-11-21 01:04:38,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 01:04:38,227 INFO L130 BoogieDeclarations]: Found specification of procedure stop_airo_card [2021-11-21 01:04:38,227 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_airo_card [2021-11-21 01:04:38,227 INFO L130 BoogieDeclarations]: Found specification of procedure emmh32_update [2021-11-21 01:04:38,228 INFO L138 BoogieDeclarations]: Found implementation of procedure emmh32_update [2021-11-21 01:04:38,228 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2021-11-21 01:04:38,228 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2021-11-21 01:04:38,228 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2021-11-21 01:04:38,228 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2021-11-21 01:04:38,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-21 01:04:38,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-21 01:04:38,228 INFO L130 BoogieDeclarations]: Found specification of procedure readWepKeyRid [2021-11-21 01:04:38,228 INFO L138 BoogieDeclarations]: Found implementation of procedure readWepKeyRid [2021-11-21 01:04:38,228 INFO L130 BoogieDeclarations]: Found specification of procedure __kgid_val [2021-11-21 01:04:38,229 INFO L138 BoogieDeclarations]: Found implementation of procedure __kgid_val [2021-11-21 01:04:38,229 INFO L130 BoogieDeclarations]: Found specification of procedure mpi_unmap_card [2021-11-21 01:04:38,229 INFO L138 BoogieDeclarations]: Found implementation of procedure mpi_unmap_card [2021-11-21 01:04:38,229 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-11-21 01:04:38,229 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-11-21 01:04:38,229 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-11-21 01:04:38,229 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-11-21 01:04:38,229 INFO L130 BoogieDeclarations]: Found specification of procedure proc_set_user [2021-11-21 01:04:38,229 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_set_user [2021-11-21 01:04:38,229 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-21 01:04:38,230 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-21 01:04:38,230 INFO L130 BoogieDeclarations]: Found specification of procedure default_llseek [2021-11-21 01:04:38,230 INFO L138 BoogieDeclarations]: Found implementation of procedure default_llseek [2021-11-21 01:04:38,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-21 01:04:38,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-21 01:04:38,230 INFO L130 BoogieDeclarations]: Found specification of procedure airo_get_stats [2021-11-21 01:04:38,230 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_get_stats [2021-11-21 01:04:38,230 INFO L130 BoogieDeclarations]: Found specification of procedure PC4500_readrid [2021-11-21 01:04:38,230 INFO L138 BoogieDeclarations]: Found implementation of procedure PC4500_readrid [2021-11-21 01:04:38,230 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-11-21 01:04:38,231 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-11-21 01:04:38,231 INFO L130 BoogieDeclarations]: Found specification of procedure mpi_init_descriptors [2021-11-21 01:04:38,231 INFO L138 BoogieDeclarations]: Found implementation of procedure mpi_init_descriptors [2021-11-21 01:04:38,231 INFO L130 BoogieDeclarations]: Found specification of procedure get_dec_u16 [2021-11-21 01:04:38,231 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dec_u16 [2021-11-21 01:04:38,231 INFO L130 BoogieDeclarations]: Found specification of procedure enable_interrupts [2021-11-21 01:04:38,231 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_interrupts [2021-11-21 01:04:38,231 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2021-11-21 01:04:38,231 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2021-11-21 01:04:38,231 INFO L130 BoogieDeclarations]: Found specification of procedure airo_read_wireless_stats [2021-11-21 01:04:38,232 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_read_wireless_stats [2021-11-21 01:04:38,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 01:04:38,232 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2021-11-21 01:04:38,232 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2021-11-21 01:04:38,232 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2021-11-21 01:04:38,232 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2021-11-21 01:04:38,232 INFO L130 BoogieDeclarations]: Found specification of procedure airo_set_mac_address [2021-11-21 01:04:38,232 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_set_mac_address [2021-11-21 01:04:38,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-21 01:04:38,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-21 01:04:38,233 INFO L130 BoogieDeclarations]: Found specification of procedure emmh32_init [2021-11-21 01:04:38,233 INFO L138 BoogieDeclarations]: Found implementation of procedure emmh32_init [2021-11-21 01:04:38,233 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2021-11-21 01:04:38,233 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2021-11-21 01:04:38,233 INFO L130 BoogieDeclarations]: Found specification of procedure disable_MAC [2021-11-21 01:04:38,235 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_MAC [2021-11-21 01:04:38,235 INFO L130 BoogieDeclarations]: Found specification of procedure readStatsRid [2021-11-21 01:04:38,235 INFO L138 BoogieDeclarations]: Found implementation of procedure readStatsRid [2021-11-21 01:04:38,236 INFO L130 BoogieDeclarations]: Found specification of procedure encapsulate [2021-11-21 01:04:38,236 INFO L138 BoogieDeclarations]: Found implementation of procedure encapsulate [2021-11-21 01:04:38,236 INFO L130 BoogieDeclarations]: Found specification of procedure airo_set_promisc [2021-11-21 01:04:38,236 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_set_promisc [2021-11-21 01:04:39,756 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 01:04:39,760 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 01:04:40,143 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-21 01:05:28,669 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 01:05:31,357 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 01:05:31,358 INFO L301 CfgBuilder]: Removed 5 assume(true) statements. [2021-11-21 01:05:31,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:05:31 BoogieIcfgContainer [2021-11-21 01:05:31,367 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 01:05:31,368 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-21 01:05:31,369 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-21 01:05:31,372 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-21 01:05:31,372 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 01:04:28" (1/3) ... [2021-11-21 01:05:31,373 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@659d219c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:05:31, skipping insertion in model container [2021-11-21 01:05:31,373 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:04:36" (2/3) ... [2021-11-21 01:05:31,373 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@659d219c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:05:31, skipping insertion in model container [2021-11-21 01:05:31,373 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:05:31" (3/3) ... [2021-11-21 01:05:31,375 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-alloc-spinlock_drivers-net-wireless-airo.cil.i [2021-11-21 01:05:31,380 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-21 01:05:31,381 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-21 01:05:31,443 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-21 01:05:31,450 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 [2021-11-21 01:05:31,450 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-21 01:05:31,547 INFO L276 IsEmpty]: Start isEmpty. Operand has 3602 states, 2083 states have (on average 1.3192510801728277) internal successors, (2748), 2248 states have internal predecessors, (2748), 1327 states have call successors, (1327), 192 states have call predecessors, (1327), 191 states have return successors, (1314), 1251 states have call predecessors, (1314), 1314 states have call successors, (1314) [2021-11-21 01:05:31,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-21 01:05:31,563 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:05:31,564 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 3, 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] [2021-11-21 01:05:31,565 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:05:31,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:05:31,570 INFO L85 PathProgramCache]: Analyzing trace with hash 1949004105, now seen corresponding path program 1 times [2021-11-21 01:05:31,579 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:05:31,580 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1124786119] [2021-11-21 01:05:31,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:05:31,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:05:32,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:05:32,923 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-21 01:05:32,923 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:05:32,924 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1124786119] [2021-11-21 01:05:32,924 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1124786119] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:05:32,924 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:05:32,925 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-21 01:05:32,927 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [37768417] [2021-11-21 01:05:32,927 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:05:32,936 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-21 01:05:32,936 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:05:32,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-21 01:05:32,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-21 01:05:32,985 INFO L87 Difference]: Start difference. First operand has 3602 states, 2083 states have (on average 1.3192510801728277) internal successors, (2748), 2248 states have internal predecessors, (2748), 1327 states have call successors, (1327), 192 states have call predecessors, (1327), 191 states have return successors, (1314), 1251 states have call predecessors, (1314), 1314 states have call successors, (1314) Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (19), 3 states have call predecessors, (19), 2 states have call successors, (19) [2021-11-21 01:05:36,207 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:05:43,502 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:05:47,374 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:05:50,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:05:50,004 INFO L93 Difference]: Finished difference Result 7173 states and 10810 transitions. [2021-11-21 01:05:50,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-21 01:05:50,006 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (19), 3 states have call predecessors, (19), 2 states have call successors, (19) Word has length 119 [2021-11-21 01:05:50,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:05:50,071 INFO L225 Difference]: With dead ends: 7173 [2021-11-21 01:05:50,071 INFO L226 Difference]: Without dead ends: 3531 [2021-11-21 01:05:50,113 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-21 01:05:50,116 INFO L933 BasicCegarLoop]: 4857 mSDtfsCounter, 2 mSDsluCounter, 16083 mSDsCounter, 0 mSdLazyCounter, 2056 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 19415 SdHoareTripleChecker+Invalid, 2060 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2056 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.5s IncrementalHoareTripleChecker+Time [2021-11-21 01:05:50,118 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 19415 Invalid, 2060 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 2056 Invalid, 3 Unknown, 0 Unchecked, 16.5s Time] [2021-11-21 01:05:50,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3531 states. [2021-11-21 01:05:50,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3531 to 3529. [2021-11-21 01:05:50,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3529 states, 2058 states have (on average 1.3104956268221575) internal successors, (2697), 2209 states have internal predecessors, (2697), 1279 states have call successors, (1279), 190 states have call predecessors, (1279), 191 states have return successors, (1281), 1218 states have call predecessors, (1281), 1279 states have call successors, (1281) [2021-11-21 01:05:50,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3529 states to 3529 states and 5257 transitions. [2021-11-21 01:05:50,546 INFO L78 Accepts]: Start accepts. Automaton has 3529 states and 5257 transitions. Word has length 119 [2021-11-21 01:05:50,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:05:50,551 INFO L470 AbstractCegarLoop]: Abstraction has 3529 states and 5257 transitions. [2021-11-21 01:05:50,552 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (19), 3 states have call predecessors, (19), 2 states have call successors, (19) [2021-11-21 01:05:50,552 INFO L276 IsEmpty]: Start isEmpty. Operand 3529 states and 5257 transitions. [2021-11-21 01:05:50,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-21 01:05:50,564 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:05:50,564 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2021-11-21 01:05:50,565 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-21 01:05:50,565 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:05:50,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:05:50,570 INFO L85 PathProgramCache]: Analyzing trace with hash -980543616, now seen corresponding path program 1 times [2021-11-21 01:05:50,570 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:05:50,572 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [77530955] [2021-11-21 01:05:50,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:05:50,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:05:50,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:05:51,838 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 310 trivial. 0 not checked. [2021-11-21 01:05:51,838 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:05:51,838 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [77530955] [2021-11-21 01:05:51,838 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [77530955] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:05:51,839 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:05:51,839 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-21 01:05:51,839 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [272571333] [2021-11-21 01:05:51,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:05:51,841 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-21 01:05:51,841 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:05:51,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-21 01:05:51,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-21 01:05:51,842 INFO L87 Difference]: Start difference. First operand 3529 states and 5257 transitions. Second operand has 6 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) [2021-11-21 01:05:54,938 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:05:59,276 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:06:00,381 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:06:07,913 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:06:18,634 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:06:28,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:06:28,964 INFO L93 Difference]: Finished difference Result 6580 states and 9873 transitions. [2021-11-21 01:06:28,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-21 01:06:28,965 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) Word has length 153 [2021-11-21 01:06:28,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:06:29,045 INFO L225 Difference]: With dead ends: 6580 [2021-11-21 01:06:29,045 INFO L226 Difference]: Without dead ends: 6578 [2021-11-21 01:06:29,051 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-11-21 01:06:29,053 INFO L933 BasicCegarLoop]: 7257 mSDtfsCounter, 4504 mSDsluCounter, 26839 mSDsCounter, 0 mSdLazyCounter, 5580 mSolverCounterSat, 3 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4505 SdHoareTripleChecker+Valid, 31534 SdHoareTripleChecker+Invalid, 5586 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 5580 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.6s IncrementalHoareTripleChecker+Time [2021-11-21 01:06:29,054 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4505 Valid, 31534 Invalid, 5586 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3 Valid, 5580 Invalid, 3 Unknown, 0 Unchecked, 35.6s Time] [2021-11-21 01:06:29,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6578 states. [2021-11-21 01:06:29,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6578 to 6570. [2021-11-21 01:06:29,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6570 states, 3834 states have (on average 1.310902451747522) internal successors, (5026), 4127 states have internal predecessors, (5026), 2371 states have call successors, (2371), 363 states have call predecessors, (2371), 364 states have return successors, (2461), 2246 states have call predecessors, (2461), 2371 states have call successors, (2461) [2021-11-21 01:06:29,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6570 states to 6570 states and 9858 transitions. [2021-11-21 01:06:29,858 INFO L78 Accepts]: Start accepts. Automaton has 6570 states and 9858 transitions. Word has length 153 [2021-11-21 01:06:29,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:06:29,860 INFO L470 AbstractCegarLoop]: Abstraction has 6570 states and 9858 transitions. [2021-11-21 01:06:29,861 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) [2021-11-21 01:06:29,862 INFO L276 IsEmpty]: Start isEmpty. Operand 6570 states and 9858 transitions. [2021-11-21 01:06:29,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-21 01:06:29,866 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:06:29,866 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 3, 3, 3, 3, 3, 3, 3, 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] [2021-11-21 01:06:29,866 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-21 01:06:29,867 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:06:29,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:06:29,871 INFO L85 PathProgramCache]: Analyzing trace with hash -1282647851, now seen corresponding path program 1 times [2021-11-21 01:06:29,871 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:06:29,872 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [677879521] [2021-11-21 01:06:29,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:06:29,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:06:30,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:06:31,585 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2021-11-21 01:06:31,586 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:06:31,586 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [677879521] [2021-11-21 01:06:31,586 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [677879521] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:06:31,586 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:06:31,586 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-21 01:06:31,587 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [562099782] [2021-11-21 01:06:31,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:06:31,588 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-21 01:06:31,588 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:06:31,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-21 01:06:31,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-21 01:06:31,589 INFO L87 Difference]: Start difference. First operand 6570 states and 9858 transitions. Second operand has 6 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (22), 3 states have call predecessors, (22), 2 states have call successors, (22) [2021-11-21 01:06:34,567 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:06:46,560 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:07:00,512 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:07:06,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:07:06,209 INFO L93 Difference]: Finished difference Result 9981 states and 15051 transitions. [2021-11-21 01:07:06,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-21 01:07:06,210 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (22), 3 states have call predecessors, (22), 2 states have call successors, (22) Word has length 145 [2021-11-21 01:07:06,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:07:06,326 INFO L225 Difference]: With dead ends: 9981 [2021-11-21 01:07:06,327 INFO L226 Difference]: Without dead ends: 9979 [2021-11-21 01:07:06,349 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-11-21 01:07:06,354 INFO L933 BasicCegarLoop]: 6040 mSDtfsCounter, 5061 mSDsluCounter, 22392 mSDsCounter, 0 mSdLazyCounter, 5169 mSolverCounterSat, 4 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5062 SdHoareTripleChecker+Valid, 26396 SdHoareTripleChecker+Invalid, 5176 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 5169 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 33.1s IncrementalHoareTripleChecker+Time [2021-11-21 01:07:06,357 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5062 Valid, 26396 Invalid, 5176 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4 Valid, 5169 Invalid, 3 Unknown, 0 Unchecked, 33.1s Time] [2021-11-21 01:07:06,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9979 states. [2021-11-21 01:07:07,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9979 to 9970. [2021-11-21 01:07:07,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9970 states, 5822 states have (on average 1.3120920645826177) internal successors, (7639), 6269 states have internal predecessors, (7639), 3599 states have call successors, (3599), 547 states have call predecessors, (3599), 548 states have return successors, (3794), 3407 states have call predecessors, (3794), 3599 states have call successors, (3794) [2021-11-21 01:07:07,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9970 states to 9970 states and 15032 transitions. [2021-11-21 01:07:07,249 INFO L78 Accepts]: Start accepts. Automaton has 9970 states and 15032 transitions. Word has length 145 [2021-11-21 01:07:07,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:07:07,250 INFO L470 AbstractCegarLoop]: Abstraction has 9970 states and 15032 transitions. [2021-11-21 01:07:07,251 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (22), 3 states have call predecessors, (22), 2 states have call successors, (22) [2021-11-21 01:07:07,251 INFO L276 IsEmpty]: Start isEmpty. Operand 9970 states and 15032 transitions. [2021-11-21 01:07:07,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2021-11-21 01:07:07,293 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:07:07,293 INFO L514 BasicCegarLoop]: trace histogram [14, 14, 11, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-11-21 01:07:07,294 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-21 01:07:07,294 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:07:07,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:07:07,295 INFO L85 PathProgramCache]: Analyzing trace with hash 1743130593, now seen corresponding path program 1 times [2021-11-21 01:07:07,296 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:07:07,296 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [529366707] [2021-11-21 01:07:07,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:07:07,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:07:07,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:07:09,438 INFO L134 CoverageAnalysis]: Checked inductivity of 525 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 515 trivial. 0 not checked. [2021-11-21 01:07:09,439 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:07:09,439 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [529366707] [2021-11-21 01:07:09,439 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [529366707] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-21 01:07:09,439 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1451183671] [2021-11-21 01:07:09,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:07:09,440 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:07:09,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba11135a-43c6-4b08-bd23-8371ee69a097/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:07:09,447 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba11135a-43c6-4b08-bd23-8371ee69a097/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 01:07:09,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba11135a-43c6-4b08-bd23-8371ee69a097/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-21 01:07:11,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:07:11,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 7462 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-21 01:07:11,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:07:13,127 INFO L134 CoverageAnalysis]: Checked inductivity of 525 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 359 trivial. 0 not checked. [2021-11-21 01:07:13,127 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-21 01:07:13,128 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1451183671] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:07:13,128 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-21 01:07:13,128 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 13 [2021-11-21 01:07:13,129 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [459421701] [2021-11-21 01:07:13,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:07:13,130 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-21 01:07:13,130 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:07:13,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-21 01:07:13,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=132, Unknown=0, NotChecked=0, Total=156 [2021-11-21 01:07:13,131 INFO L87 Difference]: Start difference. First operand 9970 states and 15032 transitions. Second operand has 6 states, 5 states have (on average 22.8) internal successors, (114), 6 states have internal predecessors, (114), 4 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (47), 3 states have call predecessors, (47), 4 states have call successors, (47) [2021-11-21 01:07:16,108 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:07:25,161 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:07:31,221 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:07:33,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:07:33,006 INFO L93 Difference]: Finished difference Result 14504 states and 21875 transitions. [2021-11-21 01:07:33,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-21 01:07:33,007 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 22.8) internal successors, (114), 6 states have internal predecessors, (114), 4 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (47), 3 states have call predecessors, (47), 4 states have call successors, (47) Word has length 296 [2021-11-21 01:07:33,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:07:33,110 INFO L225 Difference]: With dead ends: 14504 [2021-11-21 01:07:33,110 INFO L226 Difference]: Without dead ends: 9976 [2021-11-21 01:07:33,156 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 311 GetRequests, 298 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2021-11-21 01:07:33,157 INFO L933 BasicCegarLoop]: 4732 mSDtfsCounter, 12 mSDsluCounter, 20880 mSDsCounter, 0 mSdLazyCounter, 2630 mSolverCounterSat, 13 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 23607 SdHoareTripleChecker+Invalid, 2646 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 2630 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.1s IncrementalHoareTripleChecker+Time [2021-11-21 01:07:33,158 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [17 Valid, 23607 Invalid, 2646 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [13 Valid, 2630 Invalid, 3 Unknown, 0 Unchecked, 19.1s Time] [2021-11-21 01:07:33,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9976 states. [2021-11-21 01:07:33,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9976 to 9976. [2021-11-21 01:07:33,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9976 states, 5825 states have (on average 1.311931330472103) internal successors, (7642), 6275 states have internal predecessors, (7642), 3599 states have call successors, (3599), 547 states have call predecessors, (3599), 551 states have return successors, (3802), 3407 states have call predecessors, (3802), 3599 states have call successors, (3802) [2021-11-21 01:07:34,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9976 states to 9976 states and 15043 transitions. [2021-11-21 01:07:34,175 INFO L78 Accepts]: Start accepts. Automaton has 9976 states and 15043 transitions. Word has length 296 [2021-11-21 01:07:34,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:07:34,177 INFO L470 AbstractCegarLoop]: Abstraction has 9976 states and 15043 transitions. [2021-11-21 01:07:34,177 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 22.8) internal successors, (114), 6 states have internal predecessors, (114), 4 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (47), 3 states have call predecessors, (47), 4 states have call successors, (47) [2021-11-21 01:07:34,177 INFO L276 IsEmpty]: Start isEmpty. Operand 9976 states and 15043 transitions. [2021-11-21 01:07:34,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2021-11-21 01:07:34,212 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:07:34,213 INFO L514 BasicCegarLoop]: trace histogram [20, 20, 13, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:07:34,268 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba11135a-43c6-4b08-bd23-8371ee69a097/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-21 01:07:34,425 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba11135a-43c6-4b08-bd23-8371ee69a097/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:07:34,426 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:07:34,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:07:34,427 INFO L85 PathProgramCache]: Analyzing trace with hash -831959767, now seen corresponding path program 1 times [2021-11-21 01:07:34,427 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:07:34,427 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [294838148] [2021-11-21 01:07:34,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:07:34,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:07:34,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:07:36,572 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 1023 trivial. 0 not checked. [2021-11-21 01:07:36,572 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:07:36,573 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [294838148] [2021-11-21 01:07:36,573 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [294838148] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-21 01:07:36,573 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [680054219] [2021-11-21 01:07:36,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:07:36,573 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:07:36,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba11135a-43c6-4b08-bd23-8371ee69a097/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:07:36,578 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba11135a-43c6-4b08-bd23-8371ee69a097/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 01:07:36,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba11135a-43c6-4b08-bd23-8371ee69a097/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-21 01:07:38,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:07:38,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 7786 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 01:07:38,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:07:40,893 INFO L134 CoverageAnalysis]: Checked inductivity of 1037 backedges. 398 proven. 0 refuted. 0 times theorem prover too weak. 639 trivial. 0 not checked. [2021-11-21 01:07:40,894 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-21 01:07:40,894 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [680054219] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:07:40,894 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-21 01:07:40,894 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [9] total 17 [2021-11-21 01:07:40,895 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1183812215] [2021-11-21 01:07:40,895 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:07:40,896 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-21 01:07:40,896 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:07:40,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-21 01:07:40,897 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=240, Unknown=0, NotChecked=0, Total=272 [2021-11-21 01:07:40,897 INFO L87 Difference]: Start difference. First operand 9976 states and 15043 transitions. Second operand has 10 states, 7 states have (on average 16.857142857142858) internal successors, (118), 9 states have internal predecessors, (118), 5 states have call successors, (53), 2 states have call predecessors, (53), 4 states have return successors, (53), 5 states have call predecessors, (53), 5 states have call successors, (53) [2021-11-21 01:07:44,914 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:07:59,004 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:08:08,091 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:08:11,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:08:11,397 INFO L93 Difference]: Finished difference Result 13021 states and 19585 transitions. [2021-11-21 01:08:11,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-21 01:08:11,397 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 7 states have (on average 16.857142857142858) internal successors, (118), 9 states have internal predecessors, (118), 5 states have call successors, (53), 2 states have call predecessors, (53), 4 states have return successors, (53), 5 states have call predecessors, (53), 5 states have call successors, (53) Word has length 369 [2021-11-21 01:08:11,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:08:11,469 INFO L225 Difference]: With dead ends: 13021 [2021-11-21 01:08:11,469 INFO L226 Difference]: Without dead ends: 9976 [2021-11-21 01:08:11,499 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 386 GetRequests, 367 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=52, Invalid=368, Unknown=0, NotChecked=0, Total=420 [2021-11-21 01:08:11,500 INFO L933 BasicCegarLoop]: 4698 mSDtfsCounter, 7 mSDsluCounter, 41447 mSDsCounter, 0 mSdLazyCounter, 5074 mSolverCounterSat, 9 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 42169 SdHoareTripleChecker+Invalid, 5086 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 5074 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.4s IncrementalHoareTripleChecker+Time [2021-11-21 01:08:11,500 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7 Valid, 42169 Invalid, 5086 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9 Valid, 5074 Invalid, 3 Unknown, 0 Unchecked, 29.4s Time] [2021-11-21 01:08:11,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9976 states. [2021-11-21 01:08:12,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9976 to 9976. [2021-11-21 01:08:12,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9976 states, 5825 states have (on average 1.311587982832618) internal successors, (7640), 6275 states have internal predecessors, (7640), 3599 states have call successors, (3599), 547 states have call predecessors, (3599), 551 states have return successors, (3802), 3407 states have call predecessors, (3802), 3599 states have call successors, (3802) [2021-11-21 01:08:12,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9976 states to 9976 states and 15041 transitions. [2021-11-21 01:08:12,384 INFO L78 Accepts]: Start accepts. Automaton has 9976 states and 15041 transitions. Word has length 369 [2021-11-21 01:08:12,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:08:12,384 INFO L470 AbstractCegarLoop]: Abstraction has 9976 states and 15041 transitions. [2021-11-21 01:08:12,385 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 7 states have (on average 16.857142857142858) internal successors, (118), 9 states have internal predecessors, (118), 5 states have call successors, (53), 2 states have call predecessors, (53), 4 states have return successors, (53), 5 states have call predecessors, (53), 5 states have call successors, (53) [2021-11-21 01:08:12,385 INFO L276 IsEmpty]: Start isEmpty. Operand 9976 states and 15041 transitions. [2021-11-21 01:08:12,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 409 [2021-11-21 01:08:12,440 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:08:12,441 INFO L514 BasicCegarLoop]: trace histogram [21, 21, 15, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:08:12,492 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba11135a-43c6-4b08-bd23-8371ee69a097/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-21 01:08:12,657 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba11135a-43c6-4b08-bd23-8371ee69a097/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:08:12,658 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:08:12,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:08:12,658 INFO L85 PathProgramCache]: Analyzing trace with hash 327703730, now seen corresponding path program 1 times [2021-11-21 01:08:12,658 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:08:12,658 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1580498582] [2021-11-21 01:08:12,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:08:12,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:08:12,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:08:14,669 INFO L134 CoverageAnalysis]: Checked inductivity of 1171 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 1157 trivial. 0 not checked. [2021-11-21 01:08:14,669 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:08:14,669 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1580498582] [2021-11-21 01:08:14,669 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1580498582] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-21 01:08:14,670 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [618068898] [2021-11-21 01:08:14,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:08:14,670 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:08:14,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba11135a-43c6-4b08-bd23-8371ee69a097/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:08:14,671 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba11135a-43c6-4b08-bd23-8371ee69a097/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 01:08:14,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba11135a-43c6-4b08-bd23-8371ee69a097/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-21 01:08:16,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:08:16,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 8105 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 01:08:16,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:08:18,422 INFO L134 CoverageAnalysis]: Checked inductivity of 1171 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 993 trivial. 0 not checked. [2021-11-21 01:08:18,422 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-21 01:08:18,422 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [618068898] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:08:18,422 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-21 01:08:18,422 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [9] total 19 [2021-11-21 01:08:18,423 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2138570919] [2021-11-21 01:08:18,423 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:08:18,424 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-21 01:08:18,424 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:08:18,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-21 01:08:18,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=306, Unknown=0, NotChecked=0, Total=342 [2021-11-21 01:08:18,425 INFO L87 Difference]: Start difference. First operand 9976 states and 15041 transitions. Second operand has 12 states, 8 states have (on average 17.75) internal successors, (142), 10 states have internal predecessors, (142), 5 states have call successors, (63), 2 states have call predecessors, (63), 5 states have return successors, (61), 6 states have call predecessors, (61), 5 states have call successors, (61) [2021-11-21 01:08:22,433 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:08:39,353 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:08:50,482 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:08:57,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:08:57,290 INFO L93 Difference]: Finished difference Result 15632 states and 23640 transitions. [2021-11-21 01:08:57,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-21 01:08:57,291 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 8 states have (on average 17.75) internal successors, (142), 10 states have internal predecessors, (142), 5 states have call successors, (63), 2 states have call predecessors, (63), 5 states have return successors, (61), 6 states have call predecessors, (61), 5 states have call successors, (61) Word has length 408 [2021-11-21 01:08:57,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:08:57,362 INFO L225 Difference]: With dead ends: 15632 [2021-11-21 01:08:57,362 INFO L226 Difference]: Without dead ends: 11332 [2021-11-21 01:08:57,395 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 428 GetRequests, 405 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=62, Invalid=538, Unknown=0, NotChecked=0, Total=600 [2021-11-21 01:08:57,396 INFO L933 BasicCegarLoop]: 5318 mSDtfsCounter, 569 mSDsluCounter, 57479 mSDsCounter, 0 mSdLazyCounter, 7050 mSolverCounterSat, 399 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 580 SdHoareTripleChecker+Valid, 57465 SdHoareTripleChecker+Invalid, 7452 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 399 IncrementalHoareTripleChecker+Valid, 7050 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.5s IncrementalHoareTripleChecker+Time [2021-11-21 01:08:57,397 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [580 Valid, 57465 Invalid, 7452 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [399 Valid, 7050 Invalid, 3 Unknown, 0 Unchecked, 37.5s Time] [2021-11-21 01:08:57,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11332 states. [2021-11-21 01:08:58,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11332 to 9994. [2021-11-21 01:08:58,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9994 states, 5837 states have (on average 1.3109474044886071) internal successors, (7652), 6287 states have internal predecessors, (7652), 3605 states have call successors, (3605), 547 states have call predecessors, (3605), 551 states have return successors, (3808), 3413 states have call predecessors, (3808), 3605 states have call successors, (3808) [2021-11-21 01:08:58,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9994 states to 9994 states and 15065 transitions. [2021-11-21 01:08:58,405 INFO L78 Accepts]: Start accepts. Automaton has 9994 states and 15065 transitions. Word has length 408 [2021-11-21 01:08:58,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:08:58,406 INFO L470 AbstractCegarLoop]: Abstraction has 9994 states and 15065 transitions. [2021-11-21 01:08:58,407 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 8 states have (on average 17.75) internal successors, (142), 10 states have internal predecessors, (142), 5 states have call successors, (63), 2 states have call predecessors, (63), 5 states have return successors, (61), 6 states have call predecessors, (61), 5 states have call successors, (61) [2021-11-21 01:08:58,407 INFO L276 IsEmpty]: Start isEmpty. Operand 9994 states and 15065 transitions. [2021-11-21 01:08:58,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2021-11-21 01:08:58,446 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:08:58,447 INFO L514 BasicCegarLoop]: trace histogram [15, 15, 13, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:08:58,499 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba11135a-43c6-4b08-bd23-8371ee69a097/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-21 01:08:58,669 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba11135a-43c6-4b08-bd23-8371ee69a097/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:08:58,670 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:08:58,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:08:58,670 INFO L85 PathProgramCache]: Analyzing trace with hash 694628040, now seen corresponding path program 1 times [2021-11-21 01:08:58,670 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:08:58,670 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [66327159] [2021-11-21 01:08:58,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:08:58,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:08:58,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:09:00,257 INFO L134 CoverageAnalysis]: Checked inductivity of 638 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 624 trivial. 0 not checked. [2021-11-21 01:09:00,257 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:09:00,257 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [66327159] [2021-11-21 01:09:00,258 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [66327159] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-21 01:09:00,258 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [165688341] [2021-11-21 01:09:00,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:09:00,258 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:09:00,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba11135a-43c6-4b08-bd23-8371ee69a097/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:09:00,264 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba11135a-43c6-4b08-bd23-8371ee69a097/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 01:09:00,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba11135a-43c6-4b08-bd23-8371ee69a097/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-21 01:09:02,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:09:02,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 7798 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-21 01:09:02,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:09:04,021 INFO L134 CoverageAnalysis]: Checked inductivity of 638 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 488 trivial. 0 not checked. [2021-11-21 01:09:04,021 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-21 01:09:04,022 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [165688341] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:09:04,022 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-21 01:09:04,022 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [9] total 19 [2021-11-21 01:09:04,023 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1289098356] [2021-11-21 01:09:04,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:09:04,024 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-21 01:09:04,024 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:09:04,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-21 01:09:04,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=306, Unknown=0, NotChecked=0, Total=342 [2021-11-21 01:09:04,025 INFO L87 Difference]: Start difference. First operand 9994 states and 15065 transitions. Second operand has 12 states, 8 states have (on average 16.75) internal successors, (134), 10 states have internal predecessors, (134), 5 states have call successors, (56), 2 states have call predecessors, (56), 5 states have return successors, (54), 6 states have call predecessors, (54), 5 states have call successors, (54) [2021-11-21 01:09:07,929 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:09:23,587 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:09:32,566 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:09:41,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:09:41,828 INFO L93 Difference]: Finished difference Result 16130 states and 24428 transitions. [2021-11-21 01:09:41,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-21 01:09:41,829 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 8 states have (on average 16.75) internal successors, (134), 10 states have internal predecessors, (134), 5 states have call successors, (56), 2 states have call predecessors, (56), 5 states have return successors, (54), 6 states have call predecessors, (54), 5 states have call successors, (54) Word has length 341 [2021-11-21 01:09:41,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:09:41,900 INFO L225 Difference]: With dead ends: 16130 [2021-11-21 01:09:41,900 INFO L226 Difference]: Without dead ends: 11590 [2021-11-21 01:09:41,931 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 361 GetRequests, 338 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=62, Invalid=538, Unknown=0, NotChecked=0, Total=600 [2021-11-21 01:09:41,932 INFO L933 BasicCegarLoop]: 5424 mSDtfsCounter, 676 mSDsluCounter, 58445 mSDsCounter, 0 mSdLazyCounter, 7163 mSolverCounterSat, 470 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 685 SdHoareTripleChecker+Valid, 58475 SdHoareTripleChecker+Invalid, 7636 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 470 IncrementalHoareTripleChecker+Valid, 7163 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.4s IncrementalHoareTripleChecker+Time [2021-11-21 01:09:41,933 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [685 Valid, 58475 Invalid, 7636 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [470 Valid, 7163 Invalid, 3 Unknown, 0 Unchecked, 36.4s Time] [2021-11-21 01:09:41,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11590 states. [2021-11-21 01:09:42,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11590 to 10012. [2021-11-21 01:09:42,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10012 states, 5849 states have (on average 1.3103094546076253) internal successors, (7664), 6299 states have internal predecessors, (7664), 3611 states have call successors, (3611), 547 states have call predecessors, (3611), 551 states have return successors, (3814), 3419 states have call predecessors, (3814), 3611 states have call successors, (3814) [2021-11-21 01:09:42,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10012 states to 10012 states and 15089 transitions. [2021-11-21 01:09:42,971 INFO L78 Accepts]: Start accepts. Automaton has 10012 states and 15089 transitions. Word has length 341 [2021-11-21 01:09:42,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:09:42,972 INFO L470 AbstractCegarLoop]: Abstraction has 10012 states and 15089 transitions. [2021-11-21 01:09:42,972 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 8 states have (on average 16.75) internal successors, (134), 10 states have internal predecessors, (134), 5 states have call successors, (56), 2 states have call predecessors, (56), 5 states have return successors, (54), 6 states have call predecessors, (54), 5 states have call successors, (54) [2021-11-21 01:09:42,972 INFO L276 IsEmpty]: Start isEmpty. Operand 10012 states and 15089 transitions. [2021-11-21 01:09:43,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 507 [2021-11-21 01:09:43,012 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:09:43,012 INFO L514 BasicCegarLoop]: trace histogram [15, 15, 13, 8, 8, 8, 8, 8, 8, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:09:43,066 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba11135a-43c6-4b08-bd23-8371ee69a097/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-21 01:09:43,225 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba11135a-43c6-4b08-bd23-8371ee69a097/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-11-21 01:09:43,226 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:09:43,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:09:43,226 INFO L85 PathProgramCache]: Analyzing trace with hash -2031598131, now seen corresponding path program 1 times [2021-11-21 01:09:43,226 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:09:43,227 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [467636245] [2021-11-21 01:09:43,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:09:43,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:09:43,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:09:43,791 INFO L134 CoverageAnalysis]: Checked inductivity of 887 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 887 trivial. 0 not checked. [2021-11-21 01:09:43,792 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:09:43,792 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [467636245] [2021-11-21 01:09:43,792 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [467636245] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:09:43,792 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:09:43,792 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-21 01:09:43,792 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595539400] [2021-11-21 01:09:43,792 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:09:43,793 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-21 01:09:43,793 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:09:43,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-21 01:09:43,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-21 01:09:43,794 INFO L87 Difference]: Start difference. First operand 10012 states and 15089 transitions. Second operand has 4 states, 4 states have (on average 41.25) internal successors, (165), 4 states have internal predecessors, (165), 3 states have call successors, (67), 2 states have call predecessors, (67), 2 states have return successors, (63), 3 states have call predecessors, (63), 3 states have call successors, (63) [2021-11-21 01:09:46,467 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:09:52,352 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:09:56,653 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:09:58,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:09:58,435 INFO L93 Difference]: Finished difference Result 20013 states and 30252 transitions. [2021-11-21 01:09:58,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-21 01:09:58,435 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 41.25) internal successors, (165), 4 states have internal predecessors, (165), 3 states have call successors, (67), 2 states have call predecessors, (67), 2 states have return successors, (63), 3 states have call predecessors, (63), 3 states have call successors, (63) Word has length 506 [2021-11-21 01:09:58,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:09:58,495 INFO L225 Difference]: With dead ends: 20013 [2021-11-21 01:09:58,495 INFO L226 Difference]: Without dead ends: 10051 [2021-11-21 01:09:58,553 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-21 01:09:58,554 INFO L933 BasicCegarLoop]: 4743 mSDtfsCounter, 23 mSDsluCounter, 10448 mSDsCounter, 0 mSdLazyCounter, 1529 mSolverCounterSat, 18 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 14189 SdHoareTripleChecker+Invalid, 1550 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 1529 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.9s IncrementalHoareTripleChecker+Time [2021-11-21 01:09:58,554 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [28 Valid, 14189 Invalid, 1550 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 1529 Invalid, 3 Unknown, 0 Unchecked, 13.9s Time] [2021-11-21 01:09:58,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10051 states. [2021-11-21 01:09:59,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10051 to 10051. [2021-11-21 01:09:59,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10051 states, 5870 states have (on average 1.309199318568995) internal successors, (7685), 6317 states have internal predecessors, (7685), 3626 states have call successors, (3626), 550 states have call predecessors, (3626), 554 states have return successors, (3829), 3434 states have call predecessors, (3829), 3626 states have call successors, (3829) [2021-11-21 01:09:59,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10051 states to 10051 states and 15140 transitions. [2021-11-21 01:09:59,353 INFO L78 Accepts]: Start accepts. Automaton has 10051 states and 15140 transitions. Word has length 506 [2021-11-21 01:09:59,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:09:59,356 INFO L470 AbstractCegarLoop]: Abstraction has 10051 states and 15140 transitions. [2021-11-21 01:09:59,356 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 41.25) internal successors, (165), 4 states have internal predecessors, (165), 3 states have call successors, (67), 2 states have call predecessors, (67), 2 states have return successors, (63), 3 states have call predecessors, (63), 3 states have call successors, (63) [2021-11-21 01:09:59,356 INFO L276 IsEmpty]: Start isEmpty. Operand 10051 states and 15140 transitions. [2021-11-21 01:09:59,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2021-11-21 01:09:59,386 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:09:59,386 INFO L514 BasicCegarLoop]: trace histogram [13, 13, 9, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:09:59,386 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-21 01:09:59,387 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:09:59,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:09:59,387 INFO L85 PathProgramCache]: Analyzing trace with hash -1344632804, now seen corresponding path program 1 times [2021-11-21 01:09:59,388 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:09:59,388 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391346742] [2021-11-21 01:09:59,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:09:59,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:09:59,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:10:00,034 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 569 trivial. 0 not checked. [2021-11-21 01:10:00,034 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:10:00,034 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [391346742] [2021-11-21 01:10:00,034 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [391346742] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:10:00,035 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:10:00,035 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-21 01:10:00,035 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [574574010] [2021-11-21 01:10:00,035 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:10:00,036 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 01:10:00,036 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:10:00,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 01:10:00,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 01:10:00,037 INFO L87 Difference]: Start difference. First operand 10051 states and 15140 transitions. Second operand has 3 states, 3 states have (on average 50.666666666666664) internal successors, (152), 3 states have internal predecessors, (152), 2 states have call successors, (63), 2 states have call predecessors, (63), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) [2021-11-21 01:10:02,409 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:10:06,729 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:10:10,290 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 01:10:11,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:10:11,592 INFO L93 Difference]: Finished difference Result 17015 states and 25633 transitions. [2021-11-21 01:10:11,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 01:10:11,593 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 50.666666666666664) internal successors, (152), 3 states have internal predecessors, (152), 2 states have call successors, (63), 2 states have call predecessors, (63), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) Word has length 417 [2021-11-21 01:10:11,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:10:11,657 INFO L225 Difference]: With dead ends: 17015 [2021-11-21 01:10:11,657 INFO L226 Difference]: Without dead ends: 10057 [2021-11-21 01:10:11,698 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 [2021-11-21 01:10:11,699 INFO L933 BasicCegarLoop]: 4746 mSDtfsCounter, 1 mSDsluCounter, 5242 mSDsCounter, 0 mSdLazyCounter, 1005 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 9489 SdHoareTripleChecker+Invalid, 1008 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1005 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.0s IncrementalHoareTripleChecker+Time [2021-11-21 01:10:11,699 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 9489 Invalid, 1008 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1005 Invalid, 3 Unknown, 0 Unchecked, 11.0s Time] [2021-11-21 01:10:11,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10057 states. [2021-11-21 01:10:12,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10057 to 10053. [2021-11-21 01:10:12,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10053 states, 5872 states have (on average 1.3090940054495912) internal successors, (7687), 6319 states have internal predecessors, (7687), 3626 states have call successors, (3626), 550 states have call predecessors, (3626), 554 states have return successors, (3829), 3434 states have call predecessors, (3829), 3626 states have call successors, (3829) [2021-11-21 01:10:12,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10053 states to 10053 states and 15142 transitions. [2021-11-21 01:10:12,478 INFO L78 Accepts]: Start accepts. Automaton has 10053 states and 15142 transitions. Word has length 417 [2021-11-21 01:10:12,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:10:12,478 INFO L470 AbstractCegarLoop]: Abstraction has 10053 states and 15142 transitions. [2021-11-21 01:10:12,478 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 50.666666666666664) internal successors, (152), 3 states have internal predecessors, (152), 2 states have call successors, (63), 2 states have call predecessors, (63), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) [2021-11-21 01:10:12,478 INFO L276 IsEmpty]: Start isEmpty. Operand 10053 states and 15142 transitions. [2021-11-21 01:10:12,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2021-11-21 01:10:12,498 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:10:12,498 INFO L514 BasicCegarLoop]: trace histogram [13, 13, 9, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:10:12,499 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-21 01:10:12,499 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:10:12,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:10:12,500 INFO L85 PathProgramCache]: Analyzing trace with hash -284807597, now seen corresponding path program 1 times [2021-11-21 01:10:12,500 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:10:12,500 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [234126717] [2021-11-21 01:10:12,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:10:12,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:10:12,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:10:13,026 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 569 trivial. 0 not checked. [2021-11-21 01:10:13,026 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:10:13,027 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [234126717] [2021-11-21 01:10:13,027 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [234126717] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-21 01:10:13,027 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1968152380] [2021-11-21 01:10:13,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:10:13,027 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:10:13,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba11135a-43c6-4b08-bd23-8371ee69a097/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:10:13,028 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba11135a-43c6-4b08-bd23-8371ee69a097/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 01:10:13,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba11135a-43c6-4b08-bd23-8371ee69a097/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-21 01:10:15,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:10:15,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 8673 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 01:10:15,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:10:16,423 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 562 trivial. 0 not checked. [2021-11-21 01:10:16,423 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:10:17,509 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 569 trivial. 0 not checked. [2021-11-21 01:10:17,510 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1968152380] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 01:10:17,510 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2008406779] [2021-11-21 01:10:17,539 INFO L159 IcfgInterpreter]: Started Sifa with 248 locations of interest [2021-11-21 01:10:17,540 INFO L166 IcfgInterpreter]: Building call graph [2021-11-21 01:10:17,545 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-21 01:10:17,551 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-21 01:10:17,551 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-21 01:10:57,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:10:57,778 INFO L244 Elim1Store]: Index analysis took 614 ms [2021-11-21 01:10:58,781 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 118 select indices, 118 select index equivalence classes, 7021 disjoint index pairs (out of 6903 index pairs), introduced 118 new quantified variables, introduced 0 case distinctions, treesize of input 4733 treesize of output 4064