./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_topro.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72131e16-0e1d-495a-8817-9d0b5c7282f9/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72131e16-0e1d-495a-8817-9d0b5c7282f9/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72131e16-0e1d-495a-8817-9d0b5c7282f9/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72131e16-0e1d-495a-8817-9d0b5c7282f9/bin/utaipan-TEXQjIfE4P/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_topro.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72131e16-0e1d-495a-8817-9d0b5c7282f9/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72131e16-0e1d-495a-8817-9d0b5c7282f9/bin/utaipan-TEXQjIfE4P --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash bfd2604f00ccb22a4651a32284231a3e2bff96f2893fd75651b78df8c9cb3e48 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 01:24:21,047 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 01:24:21,051 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 01:24:21,102 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 01:24:21,103 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 01:24:21,105 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 01:24:21,108 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 01:24:21,111 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 01:24:21,114 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 01:24:21,116 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 01:24:21,117 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 01:24:21,119 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 01:24:21,120 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 01:24:21,122 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 01:24:21,124 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 01:24:21,126 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 01:24:21,127 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 01:24:21,129 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 01:24:21,132 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 01:24:21,135 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 01:24:21,138 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 01:24:21,140 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 01:24:21,142 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 01:24:21,143 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 01:24:21,148 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 01:24:21,148 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 01:24:21,149 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 01:24:21,151 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 01:24:21,152 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 01:24:21,153 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 01:24:21,154 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 01:24:21,155 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 01:24:21,156 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 01:24:21,158 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 01:24:21,160 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 01:24:21,160 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 01:24:21,161 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 01:24:21,162 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 01:24:21,163 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 01:24:21,164 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 01:24:21,166 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 01:24:21,167 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72131e16-0e1d-495a-8817-9d0b5c7282f9/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-21 01:24:21,201 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 01:24:21,201 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 01:24:21,202 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-21 01:24:21,202 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-21 01:24:21,203 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 01:24:21,203 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-21 01:24:21,204 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-21 01:24:21,204 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-21 01:24:21,205 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-21 01:24:21,205 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-21 01:24:21,206 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-21 01:24:21,206 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-21 01:24:21,206 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-21 01:24:21,207 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-21 01:24:21,207 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-21 01:24:21,208 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-21 01:24:21,208 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-21 01:24:21,208 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-21 01:24:21,209 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 01:24:21,210 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 01:24:21,210 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 01:24:21,211 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 01:24:21,211 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 01:24:21,211 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 01:24:21,212 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 01:24:21,212 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 01:24:21,213 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 01:24:21,213 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 01:24:21,213 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-21 01:24:21,214 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 01:24:21,214 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 01:24:21,215 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 01:24:21,215 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 01:24:21,215 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-21 01:24:21,216 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 01:24:21,216 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 01:24:21,217 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-21 01:24:21,217 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-21 01:24:21,217 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72131e16-0e1d-495a-8817-9d0b5c7282f9/bin/utaipan-TEXQjIfE4P/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72131e16-0e1d-495a-8817-9d0b5c7282f9/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bfd2604f00ccb22a4651a32284231a3e2bff96f2893fd75651b78df8c9cb3e48 [2021-11-21 01:24:21,536 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 01:24:21,563 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 01:24:21,566 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 01:24:21,568 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 01:24:21,569 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 01:24:21,570 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72131e16-0e1d-495a-8817-9d0b5c7282f9/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_topro.cil.i [2021-11-21 01:24:21,670 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72131e16-0e1d-495a-8817-9d0b5c7282f9/bin/utaipan-TEXQjIfE4P/data/43f44ff18/8b49ef7b228049d59c762787a300f45e/FLAG41174d838 [2021-11-21 01:24:23,221 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 01:24:23,222 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72131e16-0e1d-495a-8817-9d0b5c7282f9/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_topro.cil.i [2021-11-21 01:24:23,382 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72131e16-0e1d-495a-8817-9d0b5c7282f9/bin/utaipan-TEXQjIfE4P/data/43f44ff18/8b49ef7b228049d59c762787a300f45e/FLAG41174d838 [2021-11-21 01:24:23,597 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72131e16-0e1d-495a-8817-9d0b5c7282f9/bin/utaipan-TEXQjIfE4P/data/43f44ff18/8b49ef7b228049d59c762787a300f45e [2021-11-21 01:24:23,600 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 01:24:23,602 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 01:24:23,604 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 01:24:23,604 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 01:24:23,609 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 01:24:23,610 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:24:23" (1/1) ... [2021-11-21 01:24:23,611 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@167871e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:24:23, skipping insertion in model container [2021-11-21 01:24:23,612 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:24:23" (1/1) ... [2021-11-21 01:24:23,621 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 01:24:23,965 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 01:24:28,851 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_72131e16-0e1d-495a-8817-9d0b5c7282f9/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_topro.cil.i[815602,815615] [2021-11-21 01:24:28,854 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_72131e16-0e1d-495a-8817-9d0b5c7282f9/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_topro.cil.i[815768,815781] [2021-11-21 01:24:28,855 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_72131e16-0e1d-495a-8817-9d0b5c7282f9/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_topro.cil.i[815932,815945] [2021-11-21 01:24:28,855 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_72131e16-0e1d-495a-8817-9d0b5c7282f9/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_topro.cil.i[816097,816110] [2021-11-21 01:24:28,870 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 01:24:29,030 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 01:24:31,071 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_72131e16-0e1d-495a-8817-9d0b5c7282f9/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_topro.cil.i[815602,815615] [2021-11-21 01:24:31,072 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_72131e16-0e1d-495a-8817-9d0b5c7282f9/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_topro.cil.i[815768,815781] [2021-11-21 01:24:31,073 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_72131e16-0e1d-495a-8817-9d0b5c7282f9/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_topro.cil.i[815932,815945] [2021-11-21 01:24:31,074 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_72131e16-0e1d-495a-8817-9d0b5c7282f9/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_topro.cil.i[816097,816110] [2021-11-21 01:24:31,078 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 01:24:31,303 INFO L208 MainTranslator]: Completed translation [2021-11-21 01:24:31,305 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:24:31 WrapperNode [2021-11-21 01:24:31,305 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 01:24:31,307 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 01:24:31,307 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 01:24:31,308 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 01:24:31,321 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:24:31" (1/1) ... [2021-11-21 01:24:32,785 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:24:31" (1/1) ... [2021-11-21 01:24:33,284 INFO L137 Inliner]: procedures = 203, calls = 23575, calls flagged for inlining = 92, calls inlined = 78, statements flattened = 6415 [2021-11-21 01:24:33,285 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 01:24:33,286 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 01:24:33,287 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 01:24:33,288 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 01:24:33,301 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:24:31" (1/1) ... [2021-11-21 01:24:33,301 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:24:31" (1/1) ... [2021-11-21 01:24:33,737 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:24:31" (1/1) ... [2021-11-21 01:24:33,754 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:24:31" (1/1) ... [2021-11-21 01:24:34,878 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:24:31" (1/1) ... [2021-11-21 01:24:34,933 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:24:31" (1/1) ... [2021-11-21 01:24:35,045 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:24:31" (1/1) ... [2021-11-21 01:24:35,219 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 01:24:35,220 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 01:24:35,220 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 01:24:35,221 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 01:24:35,222 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:24:31" (1/1) ... [2021-11-21 01:24:35,231 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 01:24:35,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72131e16-0e1d-495a-8817-9d0b5c7282f9/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:24:35,259 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72131e16-0e1d-495a-8817-9d0b5c7282f9/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-21 01:24:35,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72131e16-0e1d-495a-8817-9d0b5c7282f9/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-21 01:24:35,313 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-21 01:24:35,314 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-21 01:24:35,314 INFO L130 BoogieDeclarations]: Found specification of procedure sd_isoc_init [2021-11-21 01:24:35,314 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_isoc_init [2021-11-21 01:24:35,314 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-21 01:24:35,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-21 01:24:35,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-21 01:24:35,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-21 01:24:35,315 INFO L130 BoogieDeclarations]: Found specification of procedure setgamma [2021-11-21 01:24:35,316 INFO L138 BoogieDeclarations]: Found implementation of procedure setgamma [2021-11-21 01:24:35,316 INFO L130 BoogieDeclarations]: Found specification of procedure sd_start [2021-11-21 01:24:35,316 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_start [2021-11-21 01:24:35,316 INFO L130 BoogieDeclarations]: Found specification of procedure sd_setgain [2021-11-21 01:24:35,317 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_setgain [2021-11-21 01:24:35,317 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_frame_add [2021-11-21 01:24:35,317 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_frame_add [2021-11-21 01:24:35,317 INFO L130 BoogieDeclarations]: Found specification of procedure set_dqt [2021-11-21 01:24:35,317 INFO L138 BoogieDeclarations]: Found implementation of procedure set_dqt [2021-11-21 01:24:35,318 INFO L130 BoogieDeclarations]: Found specification of procedure jpeg_set_qual [2021-11-21 01:24:35,318 INFO L138 BoogieDeclarations]: Found implementation of procedure jpeg_set_qual [2021-11-21 01:24:35,318 INFO L130 BoogieDeclarations]: Found specification of procedure setexposure [2021-11-21 01:24:35,318 INFO L138 BoogieDeclarations]: Found implementation of procedure setexposure [2021-11-21 01:24:35,319 INFO L130 BoogieDeclarations]: Found specification of procedure reg_w_buf [2021-11-21 01:24:35,319 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_w_buf [2021-11-21 01:24:35,319 INFO L130 BoogieDeclarations]: Found specification of procedure setquality [2021-11-21 01:24:35,319 INFO L138 BoogieDeclarations]: Found implementation of procedure setquality [2021-11-21 01:24:35,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 01:24:35,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 01:24:35,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-21 01:24:35,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-21 01:24:35,320 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2021-11-21 01:24:35,321 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2021-11-21 01:24:35,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-21 01:24:35,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-21 01:24:35,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-11-21 01:24:35,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-11-21 01:24:35,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 01:24:35,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-21 01:24:35,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-21 01:24:35,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-21 01:24:35,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-21 01:24:35,323 INFO L130 BoogieDeclarations]: Found specification of procedure set_led [2021-11-21 01:24:35,323 INFO L138 BoogieDeclarations]: Found implementation of procedure set_led [2021-11-21 01:24:35,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-21 01:24:35,324 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-21 01:24:35,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-21 01:24:35,325 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2021-11-21 01:24:35,325 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2021-11-21 01:24:35,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 01:24:35,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-21 01:24:35,325 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-21 01:24:35,326 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_w_buf [2021-11-21 01:24:35,326 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_w_buf [2021-11-21 01:24:35,326 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-21 01:24:35,326 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-21 01:24:35,327 INFO L130 BoogieDeclarations]: Found specification of procedure sd_init [2021-11-21 01:24:35,327 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_init [2021-11-21 01:24:35,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 01:24:35,327 INFO L130 BoogieDeclarations]: Found specification of procedure bulk_w [2021-11-21 01:24:35,327 INFO L138 BoogieDeclarations]: Found implementation of procedure bulk_w [2021-11-21 01:24:35,328 INFO L130 BoogieDeclarations]: Found specification of procedure get_fr_idx [2021-11-21 01:24:35,328 INFO L138 BoogieDeclarations]: Found implementation of procedure get_fr_idx [2021-11-21 01:24:35,328 INFO L130 BoogieDeclarations]: Found specification of procedure sd_dq_callback [2021-11-21 01:24:35,328 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_dq_callback [2021-11-21 01:24:35,329 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_disconnect [2021-11-21 01:24:35,329 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_disconnect [2021-11-21 01:24:35,329 INFO L130 BoogieDeclarations]: Found specification of procedure setframerate [2021-11-21 01:24:35,329 INFO L138 BoogieDeclarations]: Found implementation of procedure setframerate [2021-11-21 01:24:35,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 01:24:35,330 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_resume [2021-11-21 01:24:35,330 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_resume [2021-11-21 01:24:35,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 01:24:35,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-21 01:24:35,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-21 01:24:35,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 01:24:35,331 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-21 01:24:35,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-21 01:24:35,332 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-11-21 01:24:35,332 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-11-21 01:24:35,332 INFO L130 BoogieDeclarations]: Found specification of procedure sd_stopN [2021-11-21 01:24:35,332 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_stopN [2021-11-21 01:24:35,332 INFO L130 BoogieDeclarations]: Found specification of procedure sd_s_ctrl [2021-11-21 01:24:35,333 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_s_ctrl [2021-11-21 01:24:35,333 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_g_ctrl [2021-11-21 01:24:35,333 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_g_ctrl [2021-11-21 01:24:35,333 INFO L130 BoogieDeclarations]: Found specification of procedure setsharpness [2021-11-21 01:24:35,334 INFO L138 BoogieDeclarations]: Found implementation of procedure setsharpness [2021-11-21 01:24:35,334 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-21 01:24:35,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-21 01:24:35,334 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_w [2021-11-21 01:24:35,334 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_w [2021-11-21 01:24:35,335 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_r [2021-11-21 01:24:35,335 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_r [2021-11-21 01:24:35,335 INFO L130 BoogieDeclarations]: Found specification of procedure sd_init_controls [2021-11-21 01:24:35,335 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_init_controls [2021-11-21 01:24:35,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 01:24:35,336 INFO L130 BoogieDeclarations]: Found specification of procedure reg_r [2021-11-21 01:24:35,336 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_r [2021-11-21 01:24:35,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-21 01:24:35,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-21 01:24:35,337 INFO L130 BoogieDeclarations]: Found specification of procedure reg_w [2021-11-21 01:24:35,337 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_w [2021-11-21 01:24:35,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 01:24:35,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 01:24:36,175 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 01:24:36,181 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 01:24:39,301 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true;