./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-hdpvr-hdpvr.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b 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_ef80f66a-8561-4f7a-b4f0-b74aa908ef2b/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef80f66a-8561-4f7a-b4f0-b74aa908ef2b/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef80f66a-8561-4f7a-b4f0-b74aa908ef2b/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef80f66a-8561-4f7a-b4f0-b74aa908ef2b/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-hdpvr-hdpvr.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef80f66a-8561-4f7a-b4f0-b74aa908ef2b/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef80f66a-8561-4f7a-b4f0-b74aa908ef2b/bin/utaipan-I9t0OCRTmS --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 a0406e8dccf5f59798fec77b2cbc38446a1d3a331f932787b5f2744b9c0033a1 --- 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-8393723 [2022-11-19 07:44:29,097 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:44:29,099 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:44:29,122 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:44:29,122 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:44:29,124 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:44:29,125 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:44:29,128 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:44:29,130 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:44:29,131 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:44:29,132 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:44:29,133 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:44:29,134 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:44:29,135 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:44:29,137 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:44:29,138 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:44:29,139 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:44:29,140 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:44:29,142 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:44:29,144 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:44:29,146 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:44:29,154 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:44:29,157 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:44:29,160 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:44:29,164 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:44:29,171 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:44:29,172 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:44:29,173 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:44:29,173 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:44:29,174 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:44:29,175 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:44:29,176 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:44:29,178 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:44:29,179 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:44:29,181 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:44:29,182 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:44:29,184 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:44:29,184 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:44:29,185 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:44:29,185 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:44:29,186 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:44:29,187 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef80f66a-8561-4f7a-b4f0-b74aa908ef2b/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-19 07:44:29,218 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:44:29,218 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:44:29,218 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:44:29,219 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:44:29,219 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:44:29,220 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:44:29,220 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:44:29,220 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:44:29,220 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:44:29,220 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 07:44:29,221 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:44:29,221 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:44:29,221 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 07:44:29,221 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 07:44:29,221 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:44:29,222 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 07:44:29,222 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 07:44:29,222 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 07:44:29,223 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:44:29,223 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 07:44:29,223 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:44:29,224 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:44:29,224 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:44:29,224 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:44:29,224 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:44:29,224 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:44:29,225 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:44:29,225 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:44:29,225 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:44:29,225 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:44:29,226 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:44:29,226 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 07:44:29,226 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:44:29,231 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:44:29,232 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 07:44:29,232 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 07:44:29,232 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:44:29,232 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:44:29,233 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_ef80f66a-8561-4f7a-b4f0-b74aa908ef2b/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef80f66a-8561-4f7a-b4f0-b74aa908ef2b/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0406e8dccf5f59798fec77b2cbc38446a1d3a331f932787b5f2744b9c0033a1 [2022-11-19 07:44:29,610 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:44:29,649 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:44:29,653 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:44:29,655 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:44:29,656 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:44:29,658 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef80f66a-8561-4f7a-b4f0-b74aa908ef2b/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-hdpvr-hdpvr.cil.i [2022-11-19 07:44:29,773 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef80f66a-8561-4f7a-b4f0-b74aa908ef2b/bin/utaipan-I9t0OCRTmS/data/69c11d520/4a7f322286ce4571871ce0fb4837ac7c/FLAG453daf0dc [2022-11-19 07:44:30,853 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:44:30,854 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef80f66a-8561-4f7a-b4f0-b74aa908ef2b/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-hdpvr-hdpvr.cil.i [2022-11-19 07:44:30,913 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef80f66a-8561-4f7a-b4f0-b74aa908ef2b/bin/utaipan-I9t0OCRTmS/data/69c11d520/4a7f322286ce4571871ce0fb4837ac7c/FLAG453daf0dc [2022-11-19 07:44:31,268 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef80f66a-8561-4f7a-b4f0-b74aa908ef2b/bin/utaipan-I9t0OCRTmS/data/69c11d520/4a7f322286ce4571871ce0fb4837ac7c [2022-11-19 07:44:31,272 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:44:31,274 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:44:31,276 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:44:31,276 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:44:31,281 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:44:31,282 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:44:31" (1/1) ... [2022-11-19 07:44:31,283 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47cbca10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:31, skipping insertion in model container [2022-11-19 07:44:31,284 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:44:31" (1/1) ... [2022-11-19 07:44:31,292 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:44:31,452 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:44:34,193 WARN L234 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_ef80f66a-8561-4f7a-b4f0-b74aa908ef2b/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-hdpvr-hdpvr.cil.i[336746,336759] [2022-11-19 07:44:34,200 WARN L234 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_ef80f66a-8561-4f7a-b4f0-b74aa908ef2b/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-hdpvr-hdpvr.cil.i[336893,336906] [2022-11-19 07:44:34,200 WARN L234 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_ef80f66a-8561-4f7a-b4f0-b74aa908ef2b/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-hdpvr-hdpvr.cil.i[337032,337045] [2022-11-19 07:44:34,201 WARN L234 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_ef80f66a-8561-4f7a-b4f0-b74aa908ef2b/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-hdpvr-hdpvr.cil.i[337190,337203] [2022-11-19 07:44:34,236 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:44:34,334 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 07:44:34,944 WARN L234 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_ef80f66a-8561-4f7a-b4f0-b74aa908ef2b/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-hdpvr-hdpvr.cil.i[336746,336759] [2022-11-19 07:44:34,944 WARN L234 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_ef80f66a-8561-4f7a-b4f0-b74aa908ef2b/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-hdpvr-hdpvr.cil.i[336893,336906] [2022-11-19 07:44:34,945 WARN L234 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_ef80f66a-8561-4f7a-b4f0-b74aa908ef2b/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-hdpvr-hdpvr.cil.i[337032,337045] [2022-11-19 07:44:34,946 WARN L234 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_ef80f66a-8561-4f7a-b4f0-b74aa908ef2b/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-hdpvr-hdpvr.cil.i[337190,337203] [2022-11-19 07:44:34,953 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:44:35,097 INFO L208 MainTranslator]: Completed translation [2022-11-19 07:44:35,098 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:35 WrapperNode [2022-11-19 07:44:35,098 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:44:35,099 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 07:44:35,100 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 07:44:35,100 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 07:44:35,109 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:35" (1/1) ... [2022-11-19 07:44:35,258 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:35" (1/1) ... [2022-11-19 07:44:38,166 INFO L138 Inliner]: procedures = 318, calls = 5573, calls flagged for inlining = 190, calls inlined = 185, statements flattened = 11225 [2022-11-19 07:44:38,167 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 07:44:38,168 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 07:44:38,168 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 07:44:38,170 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 07:44:38,194 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:35" (1/1) ... [2022-11-19 07:44:38,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:35" (1/1) ... [2022-11-19 07:44:39,317 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:35" (1/1) ... [2022-11-19 07:44:39,323 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:35" (1/1) ... [2022-11-19 07:44:42,039 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:35" (1/1) ... [2022-11-19 07:44:42,087 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:35" (1/1) ... [2022-11-19 07:44:42,135 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:35" (1/1) ... [2022-11-19 07:44:42,178 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:35" (1/1) ... [2022-11-19 07:44:42,248 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 07:44:42,250 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 07:44:42,251 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 07:44:42,251 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 07:44:42,252 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:35" (1/1) ... [2022-11-19 07:44:42,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:44:42,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef80f66a-8561-4f7a-b4f0-b74aa908ef2b/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:44:42,301 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef80f66a-8561-4f7a-b4f0-b74aa908ef2b/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 07:44:42,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef80f66a-8561-4f7a-b4f0-b74aa908ef2b/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 07:44:42,353 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2022-11-19 07:44:42,353 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2022-11-19 07:44:42,353 INFO L130 BoogieDeclarations]: Found specification of procedure list_size [2022-11-19 07:44:42,354 INFO L138 BoogieDeclarations]: Found implementation of procedure list_size [2022-11-19 07:44:42,354 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-19 07:44:42,354 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-19 07:44:42,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-19 07:44:42,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-19 07:44:42,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-19 07:44:42,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-19 07:44:42,355 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-19 07:44:42,356 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-19 07:44:42,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-19 07:44:42,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-19 07:44:42,356 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2022-11-19 07:44:42,356 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2022-11-19 07:44:42,357 INFO L130 BoogieDeclarations]: Found specification of procedure hdpvr_free_buffers [2022-11-19 07:44:42,357 INFO L138 BoogieDeclarations]: Found implementation of procedure hdpvr_free_buffers [2022-11-19 07:44:42,357 INFO L130 BoogieDeclarations]: Found specification of procedure hdpvr_device_release [2022-11-19 07:44:42,357 INFO L138 BoogieDeclarations]: Found implementation of procedure hdpvr_device_release [2022-11-19 07:44:42,358 INFO L130 BoogieDeclarations]: Found specification of procedure hdpvr_set_audio [2022-11-19 07:44:42,358 INFO L138 BoogieDeclarations]: Found implementation of procedure hdpvr_set_audio [2022-11-19 07:44:42,358 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-19 07:44:42,358 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-19 07:44:42,358 INFO L130 BoogieDeclarations]: Found specification of procedure hdpvr_config_call [2022-11-19 07:44:42,359 INFO L138 BoogieDeclarations]: Found implementation of procedure hdpvr_config_call [2022-11-19 07:44:42,359 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-19 07:44:42,359 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-19 07:44:42,359 INFO L130 BoogieDeclarations]: Found specification of procedure hdpvr_disconnect [2022-11-19 07:44:42,360 INFO L138 BoogieDeclarations]: Found implementation of procedure hdpvr_disconnect [2022-11-19 07:44:42,360 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_fmt_vid_cap [2022-11-19 07:44:42,360 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_fmt_vid_cap [2022-11-19 07:44:42,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2022-11-19 07:44:42,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2022-11-19 07:44:42,361 INFO L130 BoogieDeclarations]: Found specification of procedure video_drvdata [2022-11-19 07:44:42,361 INFO L138 BoogieDeclarations]: Found implementation of procedure video_drvdata [2022-11-19 07:44:42,361 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-19 07:44:42,361 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-19 07:44:42,362 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-19 07:44:42,362 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-19 07:44:42,362 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2022-11-19 07:44:42,362 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2022-11-19 07:44:42,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-19 07:44:42,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-19 07:44:42,363 INFO L130 BoogieDeclarations]: Found specification of procedure get_video_info [2022-11-19 07:44:42,363 INFO L138 BoogieDeclarations]: Found implementation of procedure get_video_info [2022-11-19 07:44:42,364 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2022-11-19 07:44:42,364 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2022-11-19 07:44:42,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-19 07:44:42,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-19 07:44:42,364 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_new_device [2022-11-19 07:44:42,365 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_new_device [2022-11-19 07:44:42,365 INFO L130 BoogieDeclarations]: Found specification of procedure hdpvr_get_next_buffer [2022-11-19 07:44:42,365 INFO L138 BoogieDeclarations]: Found implementation of procedure hdpvr_get_next_buffer [2022-11-19 07:44:42,365 INFO L130 BoogieDeclarations]: Found specification of procedure video_devdata [2022-11-19 07:44:42,365 INFO L138 BoogieDeclarations]: Found implementation of procedure video_devdata [2022-11-19 07:44:42,366 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-19 07:44:42,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-19 07:44:42,366 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_node_name [2022-11-19 07:44:42,366 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_node_name [2022-11-19 07:44:42,367 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-11-19 07:44:42,367 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-11-19 07:44:42,367 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-19 07:44:42,367 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-19 07:44:42,367 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-19 07:44:42,368 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-19 07:44:42,368 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-19 07:44:42,368 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-19 07:44:42,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-19 07:44:42,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-19 07:44:42,369 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2022-11-19 07:44:42,369 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2022-11-19 07:44:42,369 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2022-11-19 07:44:42,369 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2022-11-19 07:44:42,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-19 07:44:42,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-19 07:44:42,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-19 07:44:42,370 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-19 07:44:42,371 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-19 07:44:42,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-19 07:44:42,371 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-19 07:44:42,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-19 07:44:42,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-19 07:44:42,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-19 07:44:42,372 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-19 07:44:42,372 INFO L130 BoogieDeclarations]: Found specification of procedure hdpvr_set_bitrate [2022-11-19 07:44:42,372 INFO L138 BoogieDeclarations]: Found implementation of procedure hdpvr_set_bitrate [2022-11-19 07:44:42,373 INFO L130 BoogieDeclarations]: Found specification of procedure hdpvr_i2c_write [2022-11-19 07:44:42,373 INFO L138 BoogieDeclarations]: Found implementation of procedure hdpvr_i2c_write [2022-11-19 07:44:42,373 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-11-19 07:44:42,373 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-11-19 07:44:42,374 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2022-11-19 07:44:42,374 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2022-11-19 07:44:42,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-19 07:44:42,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-19 07:44:42,374 INFO L130 BoogieDeclarations]: Found specification of procedure hdpvr_free_queue [2022-11-19 07:44:42,375 INFO L138 BoogieDeclarations]: Found implementation of procedure hdpvr_free_queue [2022-11-19 07:44:42,375 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2022-11-19 07:44:42,375 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2022-11-19 07:44:42,375 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-19 07:44:42,375 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-19 07:44:42,376 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-19 07:44:42,376 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-19 07:44:42,376 INFO L130 BoogieDeclarations]: Found specification of procedure hdpvr_delete [2022-11-19 07:44:42,376 INFO L138 BoogieDeclarations]: Found implementation of procedure hdpvr_delete [2022-11-19 07:44:42,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-19 07:44:42,377 INFO L130 BoogieDeclarations]: Found specification of procedure hdpvr_open [2022-11-19 07:44:42,377 INFO L138 BoogieDeclarations]: Found implementation of procedure hdpvr_open [2022-11-19 07:44:42,377 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-19 07:44:42,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-19 07:44:42,378 INFO L130 BoogieDeclarations]: Found specification of procedure video_get_drvdata [2022-11-19 07:44:42,378 INFO L138 BoogieDeclarations]: Found implementation of procedure video_get_drvdata [2022-11-19 07:44:42,378 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std_menu [2022-11-19 07:44:42,379 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std_menu [2022-11-19 07:44:42,379 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-19 07:44:42,379 INFO L130 BoogieDeclarations]: Found specification of procedure hdpvr_stop_streaming [2022-11-19 07:44:42,379 INFO L138 BoogieDeclarations]: Found implementation of procedure hdpvr_stop_streaming [2022-11-19 07:44:42,379 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 07:44:42,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-19 07:44:42,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-19 07:44:42,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-19 07:44:42,380 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-11-19 07:44:42,380 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-11-19 07:44:42,381 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-19 07:44:42,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-19 07:44:42,381 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2022-11-19 07:44:42,381 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2022-11-19 07:44:42,382 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-11-19 07:44:42,382 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-11-19 07:44:42,382 INFO L130 BoogieDeclarations]: Found specification of procedure hdpvr_s_ctrl [2022-11-19 07:44:42,382 INFO L138 BoogieDeclarations]: Found implementation of procedure hdpvr_s_ctrl [2022-11-19 07:44:42,382 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-11-19 07:44:42,383 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-11-19 07:44:42,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-19 07:44:42,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-19 07:44:42,383 INFO L130 BoogieDeclarations]: Found specification of procedure hdpvr_cancel_queue [2022-11-19 07:44:42,383 INFO L138 BoogieDeclarations]: Found implementation of procedure hdpvr_cancel_queue [2022-11-19 07:44:42,384 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_del_adapter [2022-11-19 07:44:42,384 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_del_adapter [2022-11-19 07:44:42,384 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-11-19 07:44:42,384 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-11-19 07:44:42,384 INFO L130 BoogieDeclarations]: Found specification of procedure hdpvr_release [2022-11-19 07:44:42,385 INFO L138 BoogieDeclarations]: Found implementation of procedure hdpvr_release [2022-11-19 07:44:42,385 INFO L130 BoogieDeclarations]: Found specification of procedure hdpvr_try_ctrl [2022-11-19 07:44:42,385 INFO L138 BoogieDeclarations]: Found implementation of procedure hdpvr_try_ctrl [2022-11-19 07:44:42,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-19 07:44:42,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-19 07:44:42,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-19 07:44:42,386 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-11-19 07:44:42,386 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-11-19 07:44:42,386 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-11-19 07:44:42,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 07:44:42,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 07:44:42,387 INFO L130 BoogieDeclarations]: Found specification of procedure hdpvr_start_streaming [2022-11-19 07:44:42,387 INFO L138 BoogieDeclarations]: Found implementation of procedure hdpvr_start_streaming [2022-11-19 07:44:42,387 INFO L130 BoogieDeclarations]: Found specification of procedure hdpvr_i2c_read [2022-11-19 07:44:42,388 INFO L138 BoogieDeclarations]: Found implementation of procedure hdpvr_i2c_read [2022-11-19 07:44:43,779 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 07:44:43,784 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 07:44:44,062 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true;