./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_topro.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_ee0043c4-57bc-4420-8f18-8b16979353c2/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee0043c4-57bc-4420-8f18-8b16979353c2/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee0043c4-57bc-4420-8f18-8b16979353c2/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee0043c4-57bc-4420-8f18-8b16979353c2/bin/uautomizer-vX5HgA9Q3a/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_topro.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee0043c4-57bc-4420-8f18-8b16979353c2/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee0043c4-57bc-4420-8f18-8b16979353c2/bin/uautomizer-vX5HgA9Q3a --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5c386a2fc346020977e7fea7780223b1e92c3ddfbc5eefe246d36e82aab3e4e9 --- 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 [2022-11-21 16:27:43,128 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 16:27:43,130 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 16:27:43,159 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 16:27:43,160 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 16:27:43,162 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 16:27:43,163 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 16:27:43,165 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 16:27:43,167 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 16:27:43,168 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 16:27:43,169 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 16:27:43,170 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 16:27:43,171 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 16:27:43,172 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 16:27:43,173 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 16:27:43,174 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 16:27:43,175 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 16:27:43,176 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 16:27:43,178 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 16:27:43,180 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 16:27:43,182 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 16:27:43,183 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 16:27:43,185 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 16:27:43,186 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 16:27:43,190 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 16:27:43,190 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 16:27:43,190 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 16:27:43,192 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 16:27:43,192 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 16:27:43,193 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 16:27:43,194 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 16:27:43,195 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 16:27:43,196 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 16:27:43,196 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 16:27:43,198 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 16:27:43,198 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 16:27:43,199 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 16:27:43,199 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 16:27:43,200 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 16:27:43,201 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 16:27:43,202 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 16:27:43,202 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee0043c4-57bc-4420-8f18-8b16979353c2/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-21 16:27:43,226 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 16:27:43,227 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 16:27:43,227 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 16:27:43,227 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 16:27:43,228 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 16:27:43,228 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 16:27:43,229 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 16:27:43,229 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 16:27:43,229 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 16:27:43,230 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 16:27:43,230 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 16:27:43,230 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 16:27:43,230 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 16:27:43,231 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 16:27:43,231 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 16:27:43,231 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 16:27:43,231 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 16:27:43,232 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 16:27:43,232 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 16:27:43,232 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 16:27:43,232 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 16:27:43,232 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:27:43,233 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 16:27:43,233 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 16:27:43,233 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 16:27:43,233 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-21 16:27:43,234 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 16:27:43,234 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-21 16:27:43,234 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-21 16:27:43,234 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 16:27:43,234 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_ee0043c4-57bc-4420-8f18-8b16979353c2/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee0043c4-57bc-4420-8f18-8b16979353c2/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c386a2fc346020977e7fea7780223b1e92c3ddfbc5eefe246d36e82aab3e4e9 [2022-11-21 16:27:43,549 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 16:27:43,572 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 16:27:43,575 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 16:27:43,576 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 16:27:43,577 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 16:27:43,578 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee0043c4-57bc-4420-8f18-8b16979353c2/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_topro.cil.i [2022-11-21 16:27:46,649 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 16:27:47,607 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 16:27:47,608 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee0043c4-57bc-4420-8f18-8b16979353c2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_topro.cil.i [2022-11-21 16:27:47,695 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee0043c4-57bc-4420-8f18-8b16979353c2/bin/uautomizer-vX5HgA9Q3a/data/2dd8d0b85/0e41aa62b671403d9b65634e67775add/FLAGc91195ce1 [2022-11-21 16:27:47,715 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee0043c4-57bc-4420-8f18-8b16979353c2/bin/uautomizer-vX5HgA9Q3a/data/2dd8d0b85/0e41aa62b671403d9b65634e67775add [2022-11-21 16:27:47,722 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 16:27:47,723 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 16:27:47,726 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 16:27:47,726 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 16:27:47,730 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 16:27:47,731 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:27:47" (1/1) ... [2022-11-21 16:27:47,732 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79aaebb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:47, skipping insertion in model container [2022-11-21 16:27:47,732 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:27:47" (1/1) ... [2022-11-21 16:27:47,740 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 16:27:48,044 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 16:27:52,166 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_ee0043c4-57bc-4420-8f18-8b16979353c2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_topro.cil.i[831710,831723] [2022-11-21 16:27:52,171 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_ee0043c4-57bc-4420-8f18-8b16979353c2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_topro.cil.i[831879,831892] [2022-11-21 16:27:52,172 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_ee0043c4-57bc-4420-8f18-8b16979353c2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_topro.cil.i[832046,832059] [2022-11-21 16:27:52,172 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_ee0043c4-57bc-4420-8f18-8b16979353c2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_topro.cil.i[832214,832227] [2022-11-21 16:27:52,190 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:27:52,321 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 16:27:53,796 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_ee0043c4-57bc-4420-8f18-8b16979353c2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_topro.cil.i[831710,831723] [2022-11-21 16:27:53,798 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_ee0043c4-57bc-4420-8f18-8b16979353c2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_topro.cil.i[831879,831892] [2022-11-21 16:27:53,799 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_ee0043c4-57bc-4420-8f18-8b16979353c2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_topro.cil.i[832046,832059] [2022-11-21 16:27:53,799 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_ee0043c4-57bc-4420-8f18-8b16979353c2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_topro.cil.i[832214,832227] [2022-11-21 16:27:53,806 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:27:54,038 INFO L208 MainTranslator]: Completed translation [2022-11-21 16:27:54,039 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:54 WrapperNode [2022-11-21 16:27:54,039 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 16:27:54,041 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 16:27:54,041 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 16:27:54,041 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 16:27:54,051 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:54" (1/1) ... [2022-11-21 16:27:54,861 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:54" (1/1) ... [2022-11-21 16:27:55,164 INFO L138 Inliner]: procedures = 240, calls = 23659, calls flagged for inlining = 98, calls inlined = 86, statements flattened = 6559 [2022-11-21 16:27:55,165 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 16:27:55,165 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 16:27:55,166 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 16:27:55,166 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 16:27:55,178 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:54" (1/1) ... [2022-11-21 16:27:55,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:54" (1/1) ... [2022-11-21 16:27:55,508 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:54" (1/1) ... [2022-11-21 16:27:55,523 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:54" (1/1) ... [2022-11-21 16:27:56,498 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:54" (1/1) ... [2022-11-21 16:27:56,563 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:54" (1/1) ... [2022-11-21 16:27:56,607 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:54" (1/1) ... [2022-11-21 16:27:56,648 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:54" (1/1) ... [2022-11-21 16:27:56,741 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 16:27:56,743 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 16:27:56,743 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 16:27:56,745 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 16:27:56,746 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:54" (1/1) ... [2022-11-21 16:27:56,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:27:56,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee0043c4-57bc-4420-8f18-8b16979353c2/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:27:56,784 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee0043c4-57bc-4420-8f18-8b16979353c2/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-21 16:27:56,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee0043c4-57bc-4420-8f18-8b16979353c2/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-21 16:27:56,835 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-21 16:27:56,835 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-21 16:27:56,836 INFO L130 BoogieDeclarations]: Found specification of procedure sd_isoc_init [2022-11-21 16:27:56,837 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_isoc_init [2022-11-21 16:27:56,837 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-21 16:27:56,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-21 16:27:56,837 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-21 16:27:56,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-21 16:27:56,837 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-21 16:27:56,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-21 16:27:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure setgamma [2022-11-21 16:27:56,838 INFO L138 BoogieDeclarations]: Found implementation of procedure setgamma [2022-11-21 16:27:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure sd_start [2022-11-21 16:27:56,838 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_start [2022-11-21 16:27:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure sd_setgain [2022-11-21 16:27:56,838 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_setgain [2022-11-21 16:27:56,839 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_frame_add [2022-11-21 16:27:56,839 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_frame_add [2022-11-21 16:27:56,839 INFO L130 BoogieDeclarations]: Found specification of procedure set_dqt [2022-11-21 16:27:56,839 INFO L138 BoogieDeclarations]: Found implementation of procedure set_dqt [2022-11-21 16:27:56,839 INFO L130 BoogieDeclarations]: Found specification of procedure jpeg_set_qual [2022-11-21 16:27:56,840 INFO L138 BoogieDeclarations]: Found implementation of procedure jpeg_set_qual [2022-11-21 16:27:56,840 INFO L130 BoogieDeclarations]: Found specification of procedure setexposure [2022-11-21 16:27:56,840 INFO L138 BoogieDeclarations]: Found implementation of procedure setexposure [2022-11-21 16:27:56,840 INFO L130 BoogieDeclarations]: Found specification of procedure reg_w_buf [2022-11-21 16:27:56,840 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_w_buf [2022-11-21 16:27:56,841 INFO L130 BoogieDeclarations]: Found specification of procedure setquality [2022-11-21 16:27:56,841 INFO L138 BoogieDeclarations]: Found implementation of procedure setquality [2022-11-21 16:27:56,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 16:27:56,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-21 16:27:56,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-21 16:27:56,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-21 16:27:56,843 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2022-11-21 16:27:56,843 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2022-11-21 16:27:56,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-21 16:27:56,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-21 16:27:56,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 16:27:56,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-21 16:27:56,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-21 16:27:56,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-21 16:27:56,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-21 16:27:56,845 INFO L130 BoogieDeclarations]: Found specification of procedure set_led [2022-11-21 16:27:56,845 INFO L138 BoogieDeclarations]: Found implementation of procedure set_led [2022-11-21 16:27:56,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-21 16:27:56,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-21 16:27:56,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-21 16:27:56,846 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2022-11-21 16:27:56,846 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2022-11-21 16:27:56,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 16:27:56,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_2_4 [2022-11-21 16:27:56,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_2_4 [2022-11-21 16:27:56,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-21 16:27:56,847 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-21 16:27:56,847 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_w_buf [2022-11-21 16:27:56,847 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_w_buf [2022-11-21 16:27:56,848 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-11-21 16:27:56,848 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-11-21 16:27:56,848 INFO L130 BoogieDeclarations]: Found specification of procedure sd_init [2022-11-21 16:27:56,848 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_init [2022-11-21 16:27:56,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 16:27:56,849 INFO L130 BoogieDeclarations]: Found specification of procedure bulk_w [2022-11-21 16:27:56,849 INFO L138 BoogieDeclarations]: Found implementation of procedure bulk_w [2022-11-21 16:27:56,849 INFO L130 BoogieDeclarations]: Found specification of procedure get_fr_idx [2022-11-21 16:27:56,849 INFO L138 BoogieDeclarations]: Found implementation of procedure get_fr_idx [2022-11-21 16:27:56,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_sd_driver_exit_6_2 [2022-11-21 16:27:56,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_sd_driver_exit_6_2 [2022-11-21 16:27:56,850 INFO L130 BoogieDeclarations]: Found specification of procedure sd_dq_callback [2022-11-21 16:27:56,850 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_dq_callback [2022-11-21 16:27:56,850 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_disconnect [2022-11-21 16:27:56,850 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_disconnect [2022-11-21 16:27:56,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-11-21 16:27:56,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-11-21 16:27:56,851 INFO L130 BoogieDeclarations]: Found specification of procedure setframerate [2022-11-21 16:27:56,851 INFO L138 BoogieDeclarations]: Found implementation of procedure setframerate [2022-11-21 16:27:56,851 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-21 16:27:56,852 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_resume [2022-11-21 16:27:56,852 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_resume [2022-11-21 16:27:56,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-21 16:27:56,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-21 16:27:56,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 16:27:56,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-21 16:27:56,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-21 16:27:56,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-21 16:27:56,854 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-21 16:27:56,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-21 16:27:56,854 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2022-11-21 16:27:56,854 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2022-11-21 16:27:56,855 INFO L130 BoogieDeclarations]: Found specification of procedure sd_stopN [2022-11-21 16:27:56,855 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_stopN [2022-11-21 16:27:56,855 INFO L130 BoogieDeclarations]: Found specification of procedure sd_s_ctrl [2022-11-21 16:27:56,855 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_s_ctrl [2022-11-21 16:27:56,855 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_g_ctrl [2022-11-21 16:27:56,855 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_g_ctrl [2022-11-21 16:27:56,855 INFO L130 BoogieDeclarations]: Found specification of procedure setsharpness [2022-11-21 16:27:56,856 INFO L138 BoogieDeclarations]: Found implementation of procedure setsharpness [2022-11-21 16:27:56,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-21 16:27:56,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-21 16:27:56,856 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_w [2022-11-21 16:27:56,856 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_w [2022-11-21 16:27:56,856 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_r [2022-11-21 16:27:56,857 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_r [2022-11-21 16:27:56,857 INFO L130 BoogieDeclarations]: Found specification of procedure sd_init_controls [2022-11-21 16:27:56,857 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_init_controls [2022-11-21 16:27:56,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 16:27:56,858 INFO L130 BoogieDeclarations]: Found specification of procedure reg_r [2022-11-21 16:27:56,858 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_r [2022-11-21 16:27:56,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-21 16:27:56,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-21 16:27:56,858 INFO L130 BoogieDeclarations]: Found specification of procedure reg_w [2022-11-21 16:27:56,858 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_w [2022-11-21 16:27:56,858 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 16:27:56,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 16:27:57,605 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 16:27:57,616 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 16:28:00,560 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true;