./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-wireless-rtlwifi-rtl8192de-rtl8192de.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da171570-6dc0-4870-a6f7-b4902f2637ee/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da171570-6dc0-4870-a6f7-b4902f2637ee/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da171570-6dc0-4870-a6f7-b4902f2637ee/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da171570-6dc0-4870-a6f7-b4902f2637ee/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-wireless-rtlwifi-rtl8192de-rtl8192de.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da171570-6dc0-4870-a6f7-b4902f2637ee/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da171570-6dc0-4870-a6f7-b4902f2637ee/bin/utaipan-g80aRyZoba --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 74479533f2e7f1d656a2ade7784de966cf1566049c0edd1178fca35f0ea9dbfc --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-22 02:32:00,347 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 02:32:00,349 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 02:32:00,370 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 02:32:00,370 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 02:32:00,372 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 02:32:00,373 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 02:32:00,375 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 02:32:00,376 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 02:32:00,378 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 02:32:00,379 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 02:32:00,380 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 02:32:00,380 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 02:32:00,382 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 02:32:00,383 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 02:32:00,384 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 02:32:00,385 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 02:32:00,386 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 02:32:00,388 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 02:32:00,390 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 02:32:00,391 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 02:32:00,393 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 02:32:00,405 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 02:32:00,406 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 02:32:00,410 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 02:32:00,410 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 02:32:00,411 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 02:32:00,412 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 02:32:00,412 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 02:32:00,413 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 02:32:00,414 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 02:32:00,415 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 02:32:00,416 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 02:32:00,417 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 02:32:00,418 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 02:32:00,418 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 02:32:00,419 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 02:32:00,419 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 02:32:00,420 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 02:32:00,421 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 02:32:00,422 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 02:32:00,423 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da171570-6dc0-4870-a6f7-b4902f2637ee/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-22 02:32:00,470 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 02:32:00,470 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 02:32:00,471 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 02:32:00,471 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 02:32:00,471 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 02:32:00,472 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 02:32:00,472 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 02:32:00,472 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 02:32:00,472 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 02:32:00,472 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 02:32:00,473 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 02:32:00,473 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 02:32:00,473 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 02:32:00,473 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 02:32:00,473 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 02:32:00,473 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 02:32:00,474 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 02:32:00,474 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 02:32:00,479 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 02:32:00,479 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 02:32:00,479 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 02:32:00,479 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 02:32:00,480 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 02:32:00,480 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 02:32:00,480 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 02:32:00,480 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 02:32:00,481 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 02:32:00,481 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 02:32:00,482 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 02:32:00,482 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:32:00,482 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 02:32:00,483 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 02:32:00,483 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 02:32:00,483 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 02:32:00,483 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 02:32:00,483 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 02:32:00,484 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 02:32:00,485 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 02:32:00,485 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da171570-6dc0-4870-a6f7-b4902f2637ee/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da171570-6dc0-4870-a6f7-b4902f2637ee/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 74479533f2e7f1d656a2ade7784de966cf1566049c0edd1178fca35f0ea9dbfc [2022-11-22 02:32:00,770 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 02:32:00,816 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 02:32:00,822 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 02:32:00,823 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 02:32:00,824 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 02:32:00,825 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da171570-6dc0-4870-a6f7-b4902f2637ee/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-wireless-rtlwifi-rtl8192de-rtl8192de.cil.i [2022-11-22 02:32:03,968 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 02:32:05,015 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 02:32:05,016 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da171570-6dc0-4870-a6f7-b4902f2637ee/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-wireless-rtlwifi-rtl8192de-rtl8192de.cil.i [2022-11-22 02:32:05,108 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da171570-6dc0-4870-a6f7-b4902f2637ee/bin/utaipan-g80aRyZoba/data/ba3a4485e/8a6753eac7334e9b984ae7e64f6b29ff/FLAG2aaf720b3 [2022-11-22 02:32:05,128 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da171570-6dc0-4870-a6f7-b4902f2637ee/bin/utaipan-g80aRyZoba/data/ba3a4485e/8a6753eac7334e9b984ae7e64f6b29ff [2022-11-22 02:32:05,134 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 02:32:05,136 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 02:32:05,139 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 02:32:05,139 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 02:32:05,143 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 02:32:05,143 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:32:05" (1/1) ... [2022-11-22 02:32:05,144 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9498188 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:32:05, skipping insertion in model container [2022-11-22 02:32:05,145 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:32:05" (1/1) ... [2022-11-22 02:32:05,152 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 02:32:05,474 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 02:32:11,729 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da171570-6dc0-4870-a6f7-b4902f2637ee/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-wireless-rtlwifi-rtl8192de-rtl8192de.cil.i[982062,982075] [2022-11-22 02:32:11,784 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:32:12,040 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 02:32:13,094 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da171570-6dc0-4870-a6f7-b4902f2637ee/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-wireless-rtlwifi-rtl8192de-rtl8192de.cil.i[982062,982075] [2022-11-22 02:32:13,101 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:32:13,570 INFO L208 MainTranslator]: Completed translation [2022-11-22 02:32:13,570 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:32:13 WrapperNode [2022-11-22 02:32:13,570 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 02:32:13,572 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 02:32:13,572 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 02:32:13,572 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 02:32:13,580 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:32:13" (1/1) ... [2022-11-22 02:32:14,000 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:32:13" (1/1) ... [2022-11-22 02:32:15,196 INFO L138 Inliner]: procedures = 491, calls = 13870, calls flagged for inlining = 288, calls inlined = 277, statements flattened = 26319 [2022-11-22 02:32:15,197 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 02:32:15,199 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 02:32:15,199 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 02:32:15,200 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 02:32:15,210 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:32:13" (1/1) ... [2022-11-22 02:32:15,210 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:32:13" (1/1) ... [2022-11-22 02:32:15,634 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:32:13" (1/1) ... [2022-11-22 02:32:15,634 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:32:13" (1/1) ... [2022-11-22 02:32:16,548 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:32:13" (1/1) ... [2022-11-22 02:32:16,655 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:32:13" (1/1) ... [2022-11-22 02:32:16,945 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:32:13" (1/1) ... [2022-11-22 02:32:17,049 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:32:13" (1/1) ... [2022-11-22 02:32:17,328 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 02:32:17,336 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 02:32:17,336 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 02:32:17,336 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 02:32:17,337 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:32:13" (1/1) ... [2022-11-22 02:32:17,352 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:32:17,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da171570-6dc0-4870-a6f7-b4902f2637ee/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:32:17,383 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da171570-6dc0-4870-a6f7-b4902f2637ee/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 02:32:17,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da171570-6dc0-4870-a6f7-b4902f2637ee/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 02:32:17,430 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_phy_set_rf_reg [2022-11-22 02:32:17,430 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_phy_set_rf_reg [2022-11-22 02:32:17,430 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_enable_interrupt [2022-11-22 02:32:17,430 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_enable_interrupt [2022-11-22 02:32:17,430 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_phy_query_bb_reg [2022-11-22 02:32:17,431 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_phy_query_bb_reg [2022-11-22 02:32:17,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-22 02:32:17,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-22 02:32:17,431 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_word [2022-11-22 02:32:17,431 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_word [2022-11-22 02:32:17,431 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_deinit_sw_vars [2022-11-22 02:32:17,432 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_deinit_sw_vars [2022-11-22 02:32:17,432 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_pathb_fill_iqk_matrix [2022-11-22 02:32:17,432 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_pathb_fill_iqk_matrix [2022-11-22 02:32:17,432 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_byte [2022-11-22 02:32:17,433 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_byte [2022-11-22 02:32:17,433 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-11-22 02:32:17,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-11-22 02:32:17,433 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_is_fw_downloaded [2022-11-22 02:32:17,433 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_is_fw_downloaded [2022-11-22 02:32:17,434 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-22 02:32:17,434 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-22 02:32:17,434 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_dword [2022-11-22 02:32:17,434 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_dword [2022-11-22 02:32:17,435 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_tx_polling [2022-11-22 02:32:17,435 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_tx_polling [2022-11-22 02:32:17,436 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_led_control [2022-11-22 02:32:17,436 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_led_control [2022-11-22 02:32:17,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-22 02:32:17,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-22 02:32:17,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-22 02:32:17,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-22 02:32:17,437 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-22 02:32:17,438 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-22 02:32:17,438 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92ce_init_led [2022-11-22 02:32:17,438 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92ce_init_led [2022-11-22 02:32:17,438 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_dm_watchdog [2022-11-22 02:32:17,439 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_dm_watchdog [2022-11-22 02:32:17,439 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-22 02:32:17,439 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92de_llt_write [2022-11-22 02:32:17,439 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92de_llt_write [2022-11-22 02:32:17,440 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92de_stop_tx_beacon [2022-11-22 02:32:17,440 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92de_stop_tx_beacon [2022-11-22 02:32:17,440 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_firmware_selfreset [2022-11-22 02:32:17,440 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_firmware_selfreset [2022-11-22 02:32:17,440 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_query_rxpwrpercentage [2022-11-22 02:32:17,441 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_query_rxpwrpercentage [2022-11-22 02:32:17,441 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_dm_write_dig [2022-11-22 02:32:17,441 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_dm_write_dig [2022-11-22 02:32:17,442 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_phy_set_bw_mode [2022-11-22 02:32:17,442 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_phy_set_bw_mode [2022-11-22 02:32:17,442 INFO L130 BoogieDeclarations]: Found specification of procedure get_rf_type [2022-11-22 02:32:17,442 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rf_type [2022-11-22 02:32:17,443 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_phy_set_bb_reg [2022-11-22 02:32:17,443 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_phy_set_bb_reg [2022-11-22 02:32:17,443 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_phy_lc_calibrate [2022-11-22 02:32:17,443 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_phy_lc_calibrate [2022-11-22 02:32:17,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-22 02:32:17,443 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-22 02:32:17,444 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-22 02:32:17,444 INFO L130 BoogieDeclarations]: Found specification of procedure is_hal_stop [2022-11-22 02:32:17,444 INFO L138 BoogieDeclarations]: Found implementation of procedure is_hal_stop [2022-11-22 02:32:17,444 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_simularity_compare [2022-11-22 02:32:17,445 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_simularity_compare [2022-11-22 02:32:17,445 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_pimode_switch [2022-11-22 02:32:17,445 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_pimode_switch [2022-11-22 02:32:17,445 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-22 02:32:17,445 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-22 02:32:17,445 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_phy_powerdown_anotherphy [2022-11-22 02:32:17,446 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_phy_powerdown_anotherphy [2022-11-22 02:32:17,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-22 02:32:17,447 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_update_bbrf_configuration [2022-11-22 02:32:17,447 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_update_bbrf_configuration [2022-11-22 02:32:17,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-22 02:32:17,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-22 02:32:17,448 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_mac_setting_calibration [2022-11-22 02:32:17,449 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_mac_setting_calibration [2022-11-22 02:32:17,449 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-22 02:32:17,449 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-22 02:32:17,449 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-22 02:32:17,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-22 02:32:17,450 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-22 02:32:17,450 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_get_hw_reg [2022-11-22 02:32:17,451 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_get_hw_reg [2022-11-22 02:32:17,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-22 02:32:17,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-22 02:32:17,451 INFO L130 BoogieDeclarations]: Found specification of procedure print_hex_dump [2022-11-22 02:32:17,451 INFO L138 BoogieDeclarations]: Found implementation of procedure print_hex_dump [2022-11-22 02:32:17,452 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_beacon [2022-11-22 02:32:17,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_beacon [2022-11-22 02:32:17,452 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u16~0 [2022-11-22 02:32:17,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u16~0 [2022-11-22 02:32:17,453 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_suspend [2022-11-22 02:32:17,453 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_suspend [2022-11-22 02:32:17,453 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u16~0~X~$Pointer$~TO~VOID [2022-11-22 02:32:17,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u16~0~X~$Pointer$~TO~VOID [2022-11-22 02:32:17,454 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_enable_hw_security_config [2022-11-22 02:32:17,454 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_enable_hw_security_config [2022-11-22 02:32:17,454 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_phy_config_rf_with_headerfile [2022-11-22 02:32:17,454 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_phy_config_rf_with_headerfile [2022-11-22 02:32:17,455 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_set_check_bssid [2022-11-22 02:32:17,455 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_set_check_bssid [2022-11-22 02:32:17,455 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92de_set_media_status [2022-11-22 02:32:17,455 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92de_set_media_status [2022-11-22 02:32:17,455 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_fill_h2c_cmd [2022-11-22 02:32:17,456 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_fill_h2c_cmd [2022-11-22 02:32:17,456 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u8~0 [2022-11-22 02:32:17,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u8~0 [2022-11-22 02:32:17,456 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_rtl92de_module_exit_6_2 [2022-11-22 02:32:17,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_rtl92de_module_exit_6_2 [2022-11-22 02:32:17,458 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-22 02:32:17,460 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-22 02:32:17,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-22 02:32:17,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-22 02:32:17,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-22 02:32:17,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-11-22 02:32:17,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-11-22 02:32:17,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2022-11-22 02:32:17,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2022-11-22 02:32:17,465 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_set_beacon_related_registers [2022-11-22 02:32:17,470 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_set_beacon_related_registers [2022-11-22 02:32:17,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 02:32:17,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-22 02:32:17,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-22 02:32:17,471 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-22 02:32:17,471 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-22 02:32:17,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-22 02:32:17,471 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-22 02:32:17,472 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-22 02:32:17,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-22 02:32:17,472 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-22 02:32:17,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-22 02:32:17,472 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_lc_calibrate [2022-11-22 02:32:17,472 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_lc_calibrate [2022-11-22 02:32:17,472 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_iq_calibrate [2022-11-22 02:32:17,473 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_iq_calibrate [2022-11-22 02:32:17,473 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_disable_interrupt [2022-11-22 02:32:17,473 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_disable_interrupt [2022-11-22 02:32:17,473 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_acquire_cckandrw_pagea_ctl [2022-11-22 02:32:17,473 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_acquire_cckandrw_pagea_ctl [2022-11-22 02:32:17,473 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_get_desc [2022-11-22 02:32:17,474 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_get_desc [2022-11-22 02:32:17,474 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_fw_page_write [2022-11-22 02:32:17,474 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_fw_page_write [2022-11-22 02:32:17,474 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_cam_add_one_entry [2022-11-22 02:32:17,474 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_cam_add_one_entry [2022-11-22 02:32:17,474 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 02:32:17,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 02:32:17,475 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_phy_set_txpower_level [2022-11-22 02:32:17,475 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_phy_set_txpower_level [2022-11-22 02:32:17,475 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_tx_fill_cmddesc [2022-11-22 02:32:17,475 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_tx_fill_cmddesc [2022-11-22 02:32:17,475 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-22 02:32:17,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-22 02:32:17,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-22 02:32:17,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-22 02:32:17,476 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_sw_led_on [2022-11-22 02:32:17,476 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_sw_led_on [2022-11-22 02:32:17,476 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_phy_reset_iqk_result [2022-11-22 02:32:17,476 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_phy_reset_iqk_result [2022-11-22 02:32:17,477 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_rfreg [2022-11-22 02:32:17,477 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_rfreg [2022-11-22 02:32:17,477 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-11-22 02:32:17,477 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-11-22 02:32:17,478 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92de_resume_tx_beacon [2022-11-22 02:32:17,478 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92de_resume_tx_beacon [2022-11-22 02:32:17,478 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~VOID [2022-11-22 02:32:17,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~VOID [2022-11-22 02:32:17,478 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-11-22 02:32:17,478 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-11-22 02:32:17,479 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_check_fw_read_last_h2c [2022-11-22 02:32:17,479 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_check_fw_read_last_h2c [2022-11-22 02:32:17,479 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_init_sw_vars [2022-11-22 02:32:17,479 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_init_sw_vars [2022-11-22 02:32:17,479 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_data_qos [2022-11-22 02:32:17,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_data_qos [2022-11-22 02:32:17,480 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_byte [2022-11-22 02:32:17,480 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_byte [2022-11-22 02:32:17,480 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_word [2022-11-22 02:32:17,480 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_word [2022-11-22 02:32:17,480 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-22 02:32:17,480 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-22 02:32:17,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-22 02:32:17,481 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-22 02:32:17,481 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_suspend [2022-11-22 02:32:17,481 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_suspend [2022-11-22 02:32:17,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-11-22 02:32:17,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-11-22 02:32:17,481 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_set_sw_chnl_cmdarray [2022-11-22 02:32:17,482 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_set_sw_chnl_cmdarray [2022-11-22 02:32:17,482 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_enable_rf_env [2022-11-22 02:32:17,482 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_enable_rf_env [2022-11-22 02:32:17,482 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_save_mac_registers [2022-11-22 02:32:17,482 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_save_mac_registers [2022-11-22 02:32:17,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-22 02:32:17,483 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_restore_rf_env [2022-11-22 02:32:17,483 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_restore_rf_env [2022-11-22 02:32:17,483 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_phy_iq_calibrate [2022-11-22 02:32:17,483 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_phy_iq_calibrate [2022-11-22 02:32:17,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-22 02:32:17,483 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_resume [2022-11-22 02:32:17,483 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_resume [2022-11-22 02:32:17,484 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_get_rightchnlplace_for_iqk [2022-11-22 02:32:17,484 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_get_rightchnlplace_for_iqk [2022-11-22 02:32:17,484 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-11-22 02:32:17,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-11-22 02:32:17,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-22 02:32:17,484 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_read_eeprom_info [2022-11-22 02:32:17,485 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_read_eeprom_info [2022-11-22 02:32:17,485 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-22 02:32:17,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-22 02:32:17,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-11-22 02:32:17,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-11-22 02:32:17,485 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_rf_serial_read [2022-11-22 02:32:17,485 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_rf_serial_read [2022-11-22 02:32:17,486 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-22 02:32:17,486 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-22 02:32:17,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-22 02:32:17,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-22 02:32:17,486 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_sw_led_off [2022-11-22 02:32:17,486 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_sw_led_off [2022-11-22 02:32:17,487 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_get_rfreg [2022-11-22 02:32:17,487 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_get_rfreg [2022-11-22 02:32:17,487 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2022-11-22 02:32:17,487 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2022-11-22 02:32:17,487 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92de_poweroff_adapter [2022-11-22 02:32:17,487 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92de_poweroff_adapter [2022-11-22 02:32:17,487 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_resume [2022-11-22 02:32:17,488 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_resume [2022-11-22 02:32:17,488 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2022-11-22 02:32:17,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2022-11-22 02:32:17,488 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_path_adda_on [2022-11-22 02:32:17,488 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_path_adda_on [2022-11-22 02:32:17,488 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_phy_scan_operation_backup [2022-11-22 02:32:17,489 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_phy_scan_operation_backup [2022-11-22 02:32:17,489 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_calculate_bit_shift [2022-11-22 02:32:17,489 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_calculate_bit_shift [2022-11-22 02:32:17,490 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-11-22 02:32:17,494 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-11-22 02:32:17,494 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_update_channel_access_setting [2022-11-22 02:32:17,494 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_update_channel_access_setting [2022-11-22 02:32:17,494 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_reload_mac_registers [2022-11-22 02:32:17,494 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_reload_mac_registers [2022-11-22 02:32:17,494 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_save_adda_registers [2022-11-22 02:32:17,495 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_save_adda_registers [2022-11-22 02:32:17,495 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_phy_switch_wirelessband [2022-11-22 02:32:17,495 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_phy_switch_wirelessband [2022-11-22 02:32:17,496 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_hw_init [2022-11-22 02:32:17,497 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_hw_init [2022-11-22 02:32:17,497 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_calc_curvindex [2022-11-22 02:32:17,497 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_calc_curvindex [2022-11-22 02:32:17,497 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_set_beacon_interval [2022-11-22 02:32:17,498 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_set_beacon_interval [2022-11-22 02:32:17,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-22 02:32:17,498 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_set_hw_reg [2022-11-22 02:32:17,498 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_set_hw_reg [2022-11-22 02:32:17,498 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92de_set_bcn_ctrl_reg [2022-11-22 02:32:17,498 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92de_set_bcn_ctrl_reg [2022-11-22 02:32:17,498 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-22 02:32:17,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-22 02:32:17,499 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_get_bbreg [2022-11-22 02:32:17,499 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_get_bbreg [2022-11-22 02:32:17,499 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_set_qos [2022-11-22 02:32:17,499 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_set_qos [2022-11-22 02:32:17,499 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_linked_set_reg [2022-11-22 02:32:17,500 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_linked_set_reg [2022-11-22 02:32:17,500 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_release_cckandrw_pagea_ctl [2022-11-22 02:32:17,500 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_release_cckandrw_pagea_ctl [2022-11-22 02:32:17,500 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_dm_init_edca_turbo [2022-11-22 02:32:17,500 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_dm_init_edca_turbo [2022-11-22 02:32:17,500 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_read_dword_dbi [2022-11-22 02:32:17,500 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_read_dword_dbi [2022-11-22 02:32:17,501 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_bbreg [2022-11-22 02:32:17,501 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_bbreg [2022-11-22 02:32:17,501 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_update_interrupt_mask [2022-11-22 02:32:17,501 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_update_interrupt_mask [2022-11-22 02:32:17,501 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2022-11-22 02:32:17,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2022-11-22 02:32:17,501 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_enable_fw_download [2022-11-22 02:32:17,502 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_enable_fw_download [2022-11-22 02:32:17,502 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_init_sw_leds [2022-11-22 02:32:17,502 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_init_sw_leds [2022-11-22 02:32:17,502 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_phy_query_rf_reg [2022-11-22 02:32:17,502 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_phy_query_rf_reg [2022-11-22 02:32:17,502 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-11-22 02:32:17,503 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-11-22 02:32:17,503 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2022-11-22 02:32:17,503 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2022-11-22 02:32:17,503 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_reload_adda_registers [2022-11-22 02:32:17,503 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_reload_adda_registers [2022-11-22 02:32:17,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-22 02:32:17,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-22 02:32:17,504 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_card_disable [2022-11-22 02:32:17,504 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_card_disable [2022-11-22 02:32:17,504 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_config_bb_with_headerfile [2022-11-22 02:32:17,504 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_config_bb_with_headerfile [2022-11-22 02:32:17,504 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_dword [2022-11-22 02:32:17,504 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_dword [2022-11-22 02:32:17,504 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92de_signal_scale_mapping [2022-11-22 02:32:17,505 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92de_signal_scale_mapping [2022-11-22 02:32:17,505 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92d_phy_enable_anotherphy [2022-11-22 02:32:17,505 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92d_phy_enable_anotherphy [2022-11-22 02:32:17,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-22 02:32:17,505 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_disconnect [2022-11-22 02:32:17,505 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_disconnect [2022-11-22 02:32:17,505 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92de_write_dword_dbi [2022-11-22 02:32:17,506 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92de_write_dword_dbi [2022-11-22 02:32:17,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-22 02:32:17,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-22 02:32:17,506 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92d_phy_patha_fill_iqk_matrix [2022-11-22 02:32:17,506 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92d_phy_patha_fill_iqk_matrix [2022-11-22 02:32:17,506 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2022-11-22 02:32:17,507 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2022-11-22 02:32:19,719 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 02:32:19,723 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 02:32:29,683 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-22 02:33:53,924 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-22 02:33:54,867 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 02:34:05,060 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 02:34:05,060 INFO L300 CfgBuilder]: Removed 15 assume(true) statements. [2022-11-22 02:34:05,070 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:34:05 BoogieIcfgContainer [2022-11-22 02:34:05,070 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 02:34:05,073 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 02:34:05,073 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 02:34:05,077 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 02:34:05,077 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 02:32:05" (1/3) ... [2022-11-22 02:34:05,079 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fc9e250 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:34:05, skipping insertion in model container [2022-11-22 02:34:05,079 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:32:13" (2/3) ... [2022-11-22 02:34:05,079 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fc9e250 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:34:05, skipping insertion in model container [2022-11-22 02:34:05,079 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:34:05" (3/3) ... [2022-11-22 02:34:05,081 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-wireless-rtlwifi-rtl8192de-rtl8192de.cil.i [2022-11-22 02:34:05,101 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 02:34:05,101 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-22 02:34:05,289 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-22 02:34:05,299 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6bf1fd81, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-22 02:34:05,300 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-22 02:34:05,323 INFO L276 IsEmpty]: Start isEmpty. Operand has 6833 states, 4138 states have (on average 1.360077332044466) internal successors, (5628), 4334 states have internal predecessors, (5628), 2558 states have call successors, (2558), 148 states have call predecessors, (2558), 147 states have return successors, (2549), 2458 states have call predecessors, (2549), 2549 states have call successors, (2549) [2022-11-22 02:34:05,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2022-11-22 02:34:05,351 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:34:05,352 INFO L195 NwaCegarLoop]: trace histogram [27, 26, 26, 26, 26, 26, 26, 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] [2022-11-22 02:34:05,353 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:34:05,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:34:05,358 INFO L85 PathProgramCache]: Analyzing trace with hash 1766777533, now seen corresponding path program 1 times [2022-11-22 02:34:05,368 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:34:05,369 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1453962628] [2022-11-22 02:34:05,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:34:05,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:34:06,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:34:08,263 INFO L134 CoverageAnalysis]: Checked inductivity of 2655 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2655 trivial. 0 not checked. [2022-11-22 02:34:08,264 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:34:08,264 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1453962628] [2022-11-22 02:34:08,265 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1453962628] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:34:08,265 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:34:08,266 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:34:08,267 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1536408887] [2022-11-22 02:34:08,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:34:08,279 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:34:08,279 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:34:08,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:34:08,317 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:34:08,331 INFO L87 Difference]: Start difference. First operand has 6833 states, 4138 states have (on average 1.360077332044466) internal successors, (5628), 4334 states have internal predecessors, (5628), 2558 states have call successors, (2558), 148 states have call predecessors, (2558), 147 states have return successors, (2549), 2458 states have call predecessors, (2549), 2549 states have call successors, (2549) Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2022-11-22 02:34:11,493 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:34:14,759 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:34:20,100 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:34:24,399 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:34:25,714 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:34:28,065 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:34:30,730 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:34:35,686 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:34:36,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:34:36,084 INFO L93 Difference]: Finished difference Result 11628 states and 17931 transitions. [2022-11-22 02:34:36,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:34:36,088 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) Word has length 283 [2022-11-22 02:34:36,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:34:36,175 INFO L225 Difference]: With dead ends: 11628 [2022-11-22 02:34:36,177 INFO L226 Difference]: Without dead ends: 6601 [2022-11-22 02:34:36,213 INFO L412 NwaCegarLoop]: 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 [2022-11-22 02:34:36,221 INFO L413 NwaCegarLoop]: 6781 mSDtfsCounter, 5598 mSDsluCounter, 5520 mSDsCounter, 0 mSdLazyCounter, 1236 mSolverCounterSat, 11 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5606 SdHoareTripleChecker+Valid, 12301 SdHoareTripleChecker+Invalid, 1254 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 1236 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.1s IncrementalHoareTripleChecker+Time [2022-11-22 02:34:36,222 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5606 Valid, 12301 Invalid, 1254 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [11 Valid, 1236 Invalid, 7 Unknown, 0 Unchecked, 27.1s Time] [2022-11-22 02:34:36,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6601 states. [2022-11-22 02:34:37,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6601 to 6595. [2022-11-22 02:34:37,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6595 states, 4253 states have (on average 1.3698565718316482) internal successors, (5826), 4387 states have internal predecessors, (5826), 2130 states have call successors, (2130), 212 states have call predecessors, (2130), 211 states have return successors, (2133), 2057 states have call predecessors, (2133), 2127 states have call successors, (2133) [2022-11-22 02:34:37,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6595 states to 6595 states and 10089 transitions. [2022-11-22 02:34:37,294 INFO L78 Accepts]: Start accepts. Automaton has 6595 states and 10089 transitions. Word has length 283 [2022-11-22 02:34:37,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:34:37,298 INFO L495 AbstractCegarLoop]: Abstraction has 6595 states and 10089 transitions. [2022-11-22 02:34:37,299 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2022-11-22 02:34:37,299 INFO L276 IsEmpty]: Start isEmpty. Operand 6595 states and 10089 transitions. [2022-11-22 02:34:37,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2022-11-22 02:34:37,328 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:34:37,329 INFO L195 NwaCegarLoop]: trace histogram [30, 26, 26, 26, 26, 26, 26, 5, 5, 3, 3, 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] [2022-11-22 02:34:37,329 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-22 02:34:37,329 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:34:37,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:34:37,330 INFO L85 PathProgramCache]: Analyzing trace with hash 1351899181, now seen corresponding path program 1 times [2022-11-22 02:34:37,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:34:37,331 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [299101469] [2022-11-22 02:34:37,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:34:37,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:34:37,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:34:40,917 INFO L134 CoverageAnalysis]: Checked inductivity of 2866 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2866 trivial. 0 not checked. [2022-11-22 02:34:40,918 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:34:40,918 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [299101469] [2022-11-22 02:34:40,918 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [299101469] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:34:40,918 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:34:40,918 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:34:40,919 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2041760475] [2022-11-22 02:34:40,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:34:40,920 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:34:40,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:34:40,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:34:40,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:34:40,922 INFO L87 Difference]: Start difference. First operand 6595 states and 10089 transitions. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (44), 2 states have call predecessors, (44), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2022-11-22 02:34:44,000 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:34:47,840 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:34:55,261 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:34:59,574 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:35:02,853 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:35:05,553 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:35:09,225 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:35:11,235 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:35:13,519 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:35:13,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:35:13,937 INFO L93 Difference]: Finished difference Result 9766 states and 14932 transitions. [2022-11-22 02:35:13,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 02:35:13,938 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (44), 2 states have call predecessors, (44), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) Word has length 349 [2022-11-22 02:35:13,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:35:14,009 INFO L225 Difference]: With dead ends: 9766 [2022-11-22 02:35:14,009 INFO L226 Difference]: Without dead ends: 9750 [2022-11-22 02:35:14,018 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 02:35:14,019 INFO L413 NwaCegarLoop]: 5855 mSDtfsCounter, 4806 mSDsluCounter, 10580 mSDsCounter, 0 mSdLazyCounter, 1628 mSolverCounterSat, 0 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4814 SdHoareTripleChecker+Valid, 16435 SdHoareTripleChecker+Invalid, 1636 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1628 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.5s IncrementalHoareTripleChecker+Time [2022-11-22 02:35:14,020 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4814 Valid, 16435 Invalid, 1636 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 1628 Invalid, 8 Unknown, 0 Unchecked, 32.5s Time] [2022-11-22 02:35:14,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9750 states. [2022-11-22 02:35:14,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9750 to 9744. [2022-11-22 02:35:14,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9744 states, 6279 states have (on average 1.36996336996337) internal successors, (8602), 6480 states have internal predecessors, (8602), 3146 states have call successors, (3146), 319 states have call predecessors, (3146), 318 states have return successors, (3155), 3036 states have call predecessors, (3155), 3143 states have call successors, (3155) [2022-11-22 02:35:14,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9744 states to 9744 states and 14903 transitions. [2022-11-22 02:35:14,966 INFO L78 Accepts]: Start accepts. Automaton has 9744 states and 14903 transitions. Word has length 349 [2022-11-22 02:35:14,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:35:14,968 INFO L495 AbstractCegarLoop]: Abstraction has 9744 states and 14903 transitions. [2022-11-22 02:35:14,968 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (44), 2 states have call predecessors, (44), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2022-11-22 02:35:14,968 INFO L276 IsEmpty]: Start isEmpty. Operand 9744 states and 14903 transitions. [2022-11-22 02:35:14,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 347 [2022-11-22 02:35:14,991 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:35:14,992 INFO L195 NwaCegarLoop]: trace histogram [28, 26, 26, 26, 26, 26, 26, 4, 4, 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] [2022-11-22 02:35:14,992 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-22 02:35:14,992 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:35:14,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:35:14,993 INFO L85 PathProgramCache]: Analyzing trace with hash 1374296910, now seen corresponding path program 1 times [2022-11-22 02:35:14,993 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:35:14,993 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [504216935] [2022-11-22 02:35:14,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:35:14,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms