./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-stk1160-stk1160.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d991cfb3-b72d-40dc-b69b-7dd38eb63231/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d991cfb3-b72d-40dc-b69b-7dd38eb63231/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d991cfb3-b72d-40dc-b69b-7dd38eb63231/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d991cfb3-b72d-40dc-b69b-7dd38eb63231/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-stk1160-stk1160.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d991cfb3-b72d-40dc-b69b-7dd38eb63231/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d991cfb3-b72d-40dc-b69b-7dd38eb63231/bin/ukojak-LBtLqBUTdQ --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 193fa6b4f086a396d067fbfddb452d772bc0bf74300960c03103aae93493f0ae --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:22:53,121 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:22:53,123 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:22:53,161 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:22:53,161 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:22:53,163 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:22:53,165 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:22:53,168 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:22:53,170 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:22:53,171 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:22:53,172 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:22:53,174 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:22:53,175 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:22:53,176 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:22:53,178 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:22:53,180 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:22:53,181 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:22:53,182 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:22:53,185 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:22:53,188 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:22:53,190 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:22:53,192 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:22:53,194 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:22:53,195 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:22:53,200 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:22:53,200 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:22:53,201 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:22:53,202 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:22:53,203 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:22:53,204 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:22:53,205 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:22:53,206 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:22:53,207 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:22:53,208 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:22:53,209 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:22:53,210 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:22:53,211 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:22:53,211 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:22:53,212 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:22:53,213 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:22:53,214 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:22:53,215 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d991cfb3-b72d-40dc-b69b-7dd38eb63231/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 00:22:53,242 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:22:53,243 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:22:53,244 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:22:53,244 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:22:53,245 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:22:53,245 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:22:53,246 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:22:53,246 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:22:53,246 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:22:53,246 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:22:53,247 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:22:53,247 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:22:53,247 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:22:53,247 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:22:53,248 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:22:53,248 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:22:53,248 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:22:53,248 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:22:53,248 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:22:53,249 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:22:53,249 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:22:53,249 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:22:53,250 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:22:53,250 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:22:53,250 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:22:53,250 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_d991cfb3-b72d-40dc-b69b-7dd38eb63231/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d991cfb3-b72d-40dc-b69b-7dd38eb63231/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 193fa6b4f086a396d067fbfddb452d772bc0bf74300960c03103aae93493f0ae [2021-11-23 00:22:53,568 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:22:53,594 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:22:53,597 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:22:53,599 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:22:53,600 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:22:53,601 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d991cfb3-b72d-40dc-b69b-7dd38eb63231/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-stk1160-stk1160.cil.i [2021-11-23 00:22:53,682 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d991cfb3-b72d-40dc-b69b-7dd38eb63231/bin/ukojak-LBtLqBUTdQ/data/f2d6f2f07/a34b3f20b4574643b83ee435eef7719d/FLAG9bdf1bcdb [2021-11-23 00:22:54,698 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:22:54,700 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d991cfb3-b72d-40dc-b69b-7dd38eb63231/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-stk1160-stk1160.cil.i [2021-11-23 00:22:54,770 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d991cfb3-b72d-40dc-b69b-7dd38eb63231/bin/ukojak-LBtLqBUTdQ/data/f2d6f2f07/a34b3f20b4574643b83ee435eef7719d/FLAG9bdf1bcdb [2021-11-23 00:22:55,045 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d991cfb3-b72d-40dc-b69b-7dd38eb63231/bin/ukojak-LBtLqBUTdQ/data/f2d6f2f07/a34b3f20b4574643b83ee435eef7719d [2021-11-23 00:22:55,048 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:22:55,049 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:22:55,052 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:22:55,053 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:22:55,061 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:22:55,065 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:22:55" (1/1) ... [2021-11-23 00:22:55,066 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e715067 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:22:55, skipping insertion in model container [2021-11-23 00:22:55,067 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:22:55" (1/1) ... [2021-11-23 00:22:55,074 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:22:55,243 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:22:58,353 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_d991cfb3-b72d-40dc-b69b-7dd38eb63231/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-stk1160-stk1160.cil.i[377234,377247] [2021-11-23 00:22:58,356 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_d991cfb3-b72d-40dc-b69b-7dd38eb63231/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-stk1160-stk1160.cil.i[377400,377413] [2021-11-23 00:22:58,357 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_d991cfb3-b72d-40dc-b69b-7dd38eb63231/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-stk1160-stk1160.cil.i[377564,377577] [2021-11-23 00:22:58,357 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_d991cfb3-b72d-40dc-b69b-7dd38eb63231/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-stk1160-stk1160.cil.i[377729,377742] [2021-11-23 00:22:58,375 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:22:58,512 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:22:59,062 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_d991cfb3-b72d-40dc-b69b-7dd38eb63231/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-stk1160-stk1160.cil.i[377234,377247] [2021-11-23 00:22:59,063 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_d991cfb3-b72d-40dc-b69b-7dd38eb63231/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-stk1160-stk1160.cil.i[377400,377413] [2021-11-23 00:22:59,063 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_d991cfb3-b72d-40dc-b69b-7dd38eb63231/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-stk1160-stk1160.cil.i[377564,377577] [2021-11-23 00:22:59,064 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_d991cfb3-b72d-40dc-b69b-7dd38eb63231/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-stk1160-stk1160.cil.i[377729,377742] [2021-11-23 00:22:59,070 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:22:59,281 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:22:59,281 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:22:59 WrapperNode [2021-11-23 00:22:59,282 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:22:59,283 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:22:59,283 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:22:59,283 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:22:59,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:22:59" (1/1) ... [2021-11-23 00:22:59,462 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:22:59" (1/1) ... [2021-11-23 00:23:02,289 INFO L137 Inliner]: procedures = 377, calls = 5749, calls flagged for inlining = 219, calls inlined = 197, statements flattened = 11026 [2021-11-23 00:23:02,289 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:23:02,290 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:23:02,291 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:23:02,291 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:23:02,302 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:22:59" (1/1) ... [2021-11-23 00:23:02,302 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:22:59" (1/1) ... [2021-11-23 00:23:03,677 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:22:59" (1/1) ... [2021-11-23 00:23:03,688 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:22:59" (1/1) ... [2021-11-23 00:23:05,814 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:22:59" (1/1) ... [2021-11-23 00:23:05,848 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:22:59" (1/1) ... [2021-11-23 00:23:05,918 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:22:59" (1/1) ... [2021-11-23 00:23:05,995 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:23:05,997 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:23:05,997 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:23:05,997 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:23:05,999 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:22:59" (1/1) ... [2021-11-23 00:23:06,008 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:23:06,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d991cfb3-b72d-40dc-b69b-7dd38eb63231/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:23:06,038 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d991cfb3-b72d-40dc-b69b-7dd38eb63231/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:23:06,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d991cfb3-b72d-40dc-b69b-7dd38eb63231/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:23:06,089 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-11-23 00:23:06,089 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-11-23 00:23:06,089 INFO L130 BoogieDeclarations]: Found specification of procedure stk1160_reset_ac97 [2021-11-23 00:23:06,090 INFO L138 BoogieDeclarations]: Found implementation of procedure stk1160_reset_ac97 [2021-11-23 00:23:06,090 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2021-11-23 00:23:06,090 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2021-11-23 00:23:06,090 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_ops_wait_finish [2021-11-23 00:23:06,090 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_ops_wait_finish [2021-11-23 00:23:06,090 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_fop_poll [2021-11-23 00:23:06,091 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_fop_poll [2021-11-23 00:23:06,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 00:23:06,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 00:23:06,091 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 00:23:06,091 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 00:23:06,092 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2021-11-23 00:23:06,092 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2021-11-23 00:23:06,092 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_fop_mmap [2021-11-23 00:23:06,092 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_fop_mmap [2021-11-23 00:23:06,092 INFO L130 BoogieDeclarations]: Found specification of procedure start_streaming [2021-11-23 00:23:06,092 INFO L138 BoogieDeclarations]: Found implementation of procedure start_streaming [2021-11-23 00:23:06,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 00:23:06,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 00:23:06,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_v4l_lock_of_stk1160 [2021-11-23 00:23:06,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_v4l_lock_of_stk1160 [2021-11-23 00:23:06,094 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_is_busy [2021-11-23 00:23:06,094 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_is_busy [2021-11-23 00:23:06,094 INFO L130 BoogieDeclarations]: Found specification of procedure stk1160_clear_queue [2021-11-23 00:23:06,094 INFO L138 BoogieDeclarations]: Found implementation of procedure stk1160_clear_queue [2021-11-23 00:23:06,094 INFO L130 BoogieDeclarations]: Found specification of procedure stk1160_cancel_isoc [2021-11-23 00:23:06,095 INFO L138 BoogieDeclarations]: Found implementation of procedure stk1160_cancel_isoc [2021-11-23 00:23:06,095 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_unregister [2021-11-23 00:23:06,095 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_unregister [2021-11-23 00:23:06,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 00:23:06,095 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 00:23:06,095 INFO L130 BoogieDeclarations]: Found specification of procedure stk1160_select_input [2021-11-23 00:23:06,096 INFO L138 BoogieDeclarations]: Found implementation of procedure stk1160_select_input [2021-11-23 00:23:06,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2021-11-23 00:23:06,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2021-11-23 00:23:06,097 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 00:23:06,097 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 00:23:06,097 INFO L130 BoogieDeclarations]: Found specification of procedure video_drvdata [2021-11-23 00:23:06,097 INFO L138 BoogieDeclarations]: Found implementation of procedure video_drvdata [2021-11-23 00:23:06,097 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:23:06,098 INFO L130 BoogieDeclarations]: Found specification of procedure stk1160_free_isoc [2021-11-23 00:23:06,098 INFO L138 BoogieDeclarations]: Found implementation of procedure stk1160_free_isoc [2021-11-23 00:23:06,098 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_v4l_lock_of_stk1160 [2021-11-23 00:23:06,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_v4l_lock_of_stk1160 [2021-11-23 00:23:06,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 00:23:06,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-23 00:23:06,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-23 00:23:06,099 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2021-11-23 00:23:06,099 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2021-11-23 00:23:06,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-23 00:23:06,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-23 00:23:06,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-11-23 00:23:06,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-11-23 00:23:06,101 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 00:23:06,102 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 00:23:06,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:23:06,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 00:23:06,103 INFO L130 BoogieDeclarations]: Found specification of procedure stk1160_write_reg [2021-11-23 00:23:06,103 INFO L138 BoogieDeclarations]: Found implementation of procedure stk1160_write_reg [2021-11-23 00:23:06,103 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-11-23 00:23:06,103 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-11-23 00:23:06,103 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-11-23 00:23:06,104 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-11-23 00:23:06,105 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-23 00:23:06,105 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-23 00:23:06,105 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-11-23 00:23:06,105 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-11-23 00:23:06,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_vb_queue_lock_of_stk1160 [2021-11-23 00:23:06,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_vb_queue_lock_of_stk1160 [2021-11-23 00:23:06,106 INFO L130 BoogieDeclarations]: Found specification of procedure stop_streaming [2021-11-23 00:23:06,106 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_streaming [2021-11-23 00:23:06,106 INFO L130 BoogieDeclarations]: Found specification of procedure stk1160_i2c_busy_wait [2021-11-23 00:23:06,106 INFO L138 BoogieDeclarations]: Found implementation of procedure stk1160_i2c_busy_wait [2021-11-23 00:23:06,106 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2021-11-23 00:23:06,106 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2021-11-23 00:23:06,107 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-23 00:23:06,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-23 00:23:06,107 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~v4l2_std_id~0~TO~int [2021-11-23 00:23:06,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~v4l2_std_id~0~TO~int [2021-11-23 00:23:06,107 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_try_fmt_vid_cap [2021-11-23 00:23:06,108 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_try_fmt_vid_cap [2021-11-23 00:23:06,108 INFO L130 BoogieDeclarations]: Found specification of procedure stk1160_probe [2021-11-23 00:23:06,108 INFO L138 BoogieDeclarations]: Found implementation of procedure stk1160_probe [2021-11-23 00:23:06,108 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 00:23:06,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 00:23:06,109 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_buffer_done [2021-11-23 00:23:06,109 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_buffer_done [2021-11-23 00:23:06,110 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2021-11-23 00:23:06,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2021-11-23 00:23:06,110 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_ops_wait_prepare [2021-11-23 00:23:06,110 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_ops_wait_prepare [2021-11-23 00:23:06,110 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_release_empty [2021-11-23 00:23:06,110 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_release_empty [2021-11-23 00:23:06,111 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-23 00:23:06,112 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-23 00:23:06,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 00:23:06,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-23 00:23:06,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-23 00:23:06,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:23:06,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-11-23 00:23:06,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-11-23 00:23:06,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_2_4 [2021-11-23 00:23:06,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_2_4 [2021-11-23 00:23:06,113 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 00:23:06,113 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 00:23:06,113 INFO L130 BoogieDeclarations]: Found specification of procedure stk1160_read_reg [2021-11-23 00:23:06,114 INFO L138 BoogieDeclarations]: Found implementation of procedure stk1160_read_reg [2021-11-23 00:23:06,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-11-23 00:23:06,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-11-23 00:23:06,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_v4l_lock_of_stk1160 [2021-11-23 00:23:06,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_v4l_lock_of_stk1160 [2021-11-23 00:23:06,115 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 00:23:06,115 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 00:23:06,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-11-23 00:23:06,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-11-23 00:23:06,116 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_fh_open [2021-11-23 00:23:06,119 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_fh_open [2021-11-23 00:23:06,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:23:06,120 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_subscribe_event [2021-11-23 00:23:06,121 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_subscribe_event [2021-11-23 00:23:06,122 INFO L130 BoogieDeclarations]: Found specification of procedure stk1160_set_std [2021-11-23 00:23:06,122 INFO L138 BoogieDeclarations]: Found implementation of procedure stk1160_set_std [2021-11-23 00:23:06,122 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_stk1160_usb_driver_exit_7_2 [2021-11-23 00:23:06,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_stk1160_usb_driver_exit_7_2 [2021-11-23 00:23:06,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 00:23:06,129 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-11-23 00:23:06,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-11-23 00:23:06,130 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2021-11-23 00:23:06,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2021-11-23 00:23:06,130 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:23:06,130 INFO L130 BoogieDeclarations]: Found specification of procedure stk1160_start_streaming [2021-11-23 00:23:06,130 INFO L138 BoogieDeclarations]: Found implementation of procedure stk1160_start_streaming [2021-11-23 00:23:06,131 INFO L130 BoogieDeclarations]: Found specification of procedure stk1160_i2c_unregister [2021-11-23 00:23:06,131 INFO L138 BoogieDeclarations]: Found implementation of procedure stk1160_i2c_unregister [2021-11-23 00:23:06,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-23 00:23:06,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-23 00:23:06,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 00:23:06,131 INFO L130 BoogieDeclarations]: Found specification of procedure stk1160_uninit_isoc [2021-11-23 00:23:06,131 INFO L138 BoogieDeclarations]: Found implementation of procedure stk1160_uninit_isoc [2021-11-23 00:23:06,132 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_get_drv_priv [2021-11-23 00:23:06,132 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_get_drv_priv [2021-11-23 00:23:06,132 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-23 00:23:06,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-23 00:23:06,132 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-11-23 00:23:06,132 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-11-23 00:23:06,133 INFO L130 BoogieDeclarations]: Found specification of procedure buffer_queue [2021-11-23 00:23:06,133 INFO L138 BoogieDeclarations]: Found implementation of procedure buffer_queue [2021-11-23 00:23:06,133 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_log_status [2021-11-23 00:23:06,133 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_log_status [2021-11-23 00:23:06,133 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-11-23 00:23:06,133 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-11-23 00:23:06,134 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-23 00:23:06,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-23 00:23:06,134 INFO L130 BoogieDeclarations]: Found specification of procedure snd_card_free [2021-11-23 00:23:06,134 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_card_free [2021-11-23 00:23:06,134 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_fop_release [2021-11-23 00:23:06,134 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_fop_release [2021-11-23 00:23:06,134 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_event_unsubscribe [2021-11-23 00:23:06,135 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_event_unsubscribe [2021-11-23 00:23:06,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:23:06,135 INFO L130 BoogieDeclarations]: Found specification of procedure stk1160_disconnect [2021-11-23 00:23:06,135 INFO L138 BoogieDeclarations]: Found implementation of procedure stk1160_disconnect [2021-11-23 00:23:06,135 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-23 00:23:06,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-23 00:23:06,136 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-11-23 00:23:06,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:23:06,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:23:07,174 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:23:07,177 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:23:07,825 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true;