./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.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_699c9246-3b89-4cf2-9e68-9292ad78c1c0/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_699c9246-3b89-4cf2-9e68-9292ad78c1c0/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_699c9246-3b89-4cf2-9e68-9292ad78c1c0/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_699c9246-3b89-4cf2-9e68-9292ad78c1c0/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_699c9246-3b89-4cf2-9e68-9292ad78c1c0/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_699c9246-3b89-4cf2-9e68-9292ad78c1c0/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 c5f620f8f64e85902bfcee16ed337cdb7c2b8705ba4f69a4e3c65d7455f9a0f3 --- 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 08:26:35,883 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 08:26:35,886 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 08:26:35,924 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 08:26:35,925 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 08:26:35,928 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 08:26:35,931 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 08:26:35,936 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 08:26:35,938 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 08:26:35,943 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 08:26:35,944 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 08:26:35,945 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 08:26:35,946 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 08:26:35,947 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 08:26:35,948 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 08:26:35,949 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 08:26:35,950 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 08:26:35,951 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 08:26:35,952 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 08:26:35,954 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 08:26:35,962 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 08:26:35,963 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 08:26:35,967 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 08:26:35,968 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 08:26:35,981 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 08:26:35,981 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 08:26:35,981 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 08:26:35,983 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 08:26:35,984 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 08:26:35,985 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 08:26:35,985 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 08:26:35,986 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 08:26:35,988 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 08:26:35,989 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 08:26:35,990 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 08:26:35,991 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 08:26:35,991 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 08:26:35,992 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 08:26:35,992 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 08:26:35,993 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 08:26:35,994 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 08:26:35,994 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_699c9246-3b89-4cf2-9e68-9292ad78c1c0/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-19 08:26:36,029 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 08:26:36,030 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 08:26:36,030 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 08:26:36,031 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 08:26:36,032 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 08:26:36,032 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 08:26:36,032 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 08:26:36,032 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 08:26:36,033 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 08:26:36,033 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 08:26:36,034 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 08:26:36,034 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 08:26:36,034 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 08:26:36,035 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 08:26:36,035 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 08:26:36,035 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 08:26:36,035 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 08:26:36,036 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 08:26:36,036 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 08:26:36,037 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 08:26:36,037 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 08:26:36,037 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 08:26:36,037 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 08:26:36,039 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 08:26:36,039 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 08:26:36,039 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 08:26:36,040 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 08:26:36,040 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 08:26:36,040 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 08:26:36,040 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 08:26:36,041 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 08:26:36,041 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 08:26:36,041 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 08:26:36,041 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 08:26:36,042 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 08:26:36,042 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 08:26:36,042 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 08:26:36,042 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 08:26:36,043 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_699c9246-3b89-4cf2-9e68-9292ad78c1c0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_699c9246-3b89-4cf2-9e68-9292ad78c1c0/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c5f620f8f64e85902bfcee16ed337cdb7c2b8705ba4f69a4e3c65d7455f9a0f3 [2022-11-19 08:26:36,293 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 08:26:36,318 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 08:26:36,321 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 08:26:36,322 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 08:26:36,323 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 08:26:36,325 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_699c9246-3b89-4cf2-9e68-9292ad78c1c0/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i [2022-11-19 08:26:36,392 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_699c9246-3b89-4cf2-9e68-9292ad78c1c0/bin/utaipan-I9t0OCRTmS/data/fcc2b1dac/bddcd9a666624d89838f8a636e82791b/FLAGd8d60d4ad [2022-11-19 08:26:37,188 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 08:26:37,188 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_699c9246-3b89-4cf2-9e68-9292ad78c1c0/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i [2022-11-19 08:26:37,241 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_699c9246-3b89-4cf2-9e68-9292ad78c1c0/bin/utaipan-I9t0OCRTmS/data/fcc2b1dac/bddcd9a666624d89838f8a636e82791b/FLAGd8d60d4ad [2022-11-19 08:26:37,359 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_699c9246-3b89-4cf2-9e68-9292ad78c1c0/bin/utaipan-I9t0OCRTmS/data/fcc2b1dac/bddcd9a666624d89838f8a636e82791b [2022-11-19 08:26:37,361 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 08:26:37,363 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 08:26:37,364 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 08:26:37,365 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 08:26:37,377 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 08:26:37,378 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:26:37" (1/1) ... [2022-11-19 08:26:37,379 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51f5a5f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:26:37, skipping insertion in model container [2022-11-19 08:26:37,379 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:26:37" (1/1) ... [2022-11-19 08:26:37,390 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 08:26:37,601 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 08:26:38,301 WARN L1258 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4425] [2022-11-19 08:26:39,902 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_699c9246-3b89-4cf2-9e68-9292ad78c1c0/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i[307018,307031] [2022-11-19 08:26:39,963 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 08:26:40,015 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 08:26:40,125 WARN L1258 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4425] [2022-11-19 08:26:40,534 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_699c9246-3b89-4cf2-9e68-9292ad78c1c0/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i[307018,307031] [2022-11-19 08:26:40,544 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 08:26:40,650 INFO L208 MainTranslator]: Completed translation [2022-11-19 08:26:40,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:26:40 WrapperNode [2022-11-19 08:26:40,651 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 08:26:40,652 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 08:26:40,653 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 08:26:40,653 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 08:26:40,661 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:26:40" (1/1) ... [2022-11-19 08:26:40,783 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:26:40" (1/1) ... [2022-11-19 08:26:41,907 INFO L138 Inliner]: procedures = 259, calls = 4004, calls flagged for inlining = 140, calls inlined = 131, statements flattened = 8083 [2022-11-19 08:26:41,908 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 08:26:41,909 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 08:26:41,909 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 08:26:41,910 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 08:26:41,925 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:26:40" (1/1) ... [2022-11-19 08:26:41,925 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:26:40" (1/1) ... [2022-11-19 08:26:42,279 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:26:40" (1/1) ... [2022-11-19 08:26:42,279 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:26:40" (1/1) ... [2022-11-19 08:26:43,618 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:26:40" (1/1) ... [2022-11-19 08:26:43,654 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:26:40" (1/1) ... [2022-11-19 08:26:43,684 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:26:40" (1/1) ... [2022-11-19 08:26:43,724 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:26:40" (1/1) ... [2022-11-19 08:26:43,781 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 08:26:43,795 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 08:26:43,795 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 08:26:43,796 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 08:26:43,797 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:26:40" (1/1) ... [2022-11-19 08:26:43,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 08:26:43,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_699c9246-3b89-4cf2-9e68-9292ad78c1c0/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 08:26:43,840 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_699c9246-3b89-4cf2-9e68-9292ad78c1c0/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 08:26:43,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_699c9246-3b89-4cf2-9e68-9292ad78c1c0/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 08:26:43,888 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_change_streaming_alternate [2022-11-19 08:26:43,889 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_change_streaming_alternate [2022-11-19 08:26:43,889 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_stream_pause [2022-11-19 08:26:43,889 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_stream_pause [2022-11-19 08:26:43,889 INFO L130 BoogieDeclarations]: Found specification of procedure set_vw_size [2022-11-19 08:26:43,889 INFO L138 BoogieDeclarations]: Found implementation of procedure set_vw_size [2022-11-19 08:26:43,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2022-11-19 08:26:43,889 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2022-11-19 08:26:43,890 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2022-11-19 08:26:43,890 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2022-11-19 08:26:43,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-19 08:26:43,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-19 08:26:43,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-19 08:26:43,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-19 08:26:43,891 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-19 08:26:43,891 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-19 08:26:43,891 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2022-11-19 08:26:43,891 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2022-11-19 08:26:43,891 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-11-19 08:26:43,891 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-11-19 08:26:43,892 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_send_command [2022-11-19 08:26:43,892 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_send_command [2022-11-19 08:26:43,892 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_set_low_power [2022-11-19 08:26:43,892 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_set_low_power [2022-11-19 08:26:43,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-19 08:26:43,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-19 08:26:43,892 INFO L130 BoogieDeclarations]: Found specification of procedure set_alternate [2022-11-19 08:26:43,893 INFO L138 BoogieDeclarations]: Found implementation of procedure set_alternate [2022-11-19 08:26:43,893 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2022-11-19 08:26:43,893 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2022-11-19 08:26:43,893 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2022-11-19 08:26:43,893 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2022-11-19 08:26:43,893 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-19 08:26:43,894 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-19 08:26:43,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-19 08:26:43,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-19 08:26:43,895 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-19 08:26:43,895 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-19 08:26:43,895 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_set_high_power [2022-11-19 08:26:43,895 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_set_high_power [2022-11-19 08:26:43,895 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-19 08:26:43,895 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-19 08:26:43,896 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_reset_camera [2022-11-19 08:26:43,896 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_reset_camera [2022-11-19 08:26:43,896 INFO L130 BoogieDeclarations]: Found specification of procedure video_drvdata [2022-11-19 08:26:43,897 INFO L138 BoogieDeclarations]: Found implementation of procedure video_drvdata [2022-11-19 08:26:43,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-19 08:26:43,898 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-19 08:26:43,898 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-19 08:26:43,899 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-19 08:26:43,899 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2022-11-19 08:26:43,899 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2022-11-19 08:26:43,899 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2022-11-19 08:26:43,899 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2022-11-19 08:26:43,899 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_do_command [2022-11-19 08:26:43,900 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_do_command [2022-11-19 08:26:43,900 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2022-11-19 08:26:43,900 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2022-11-19 08:26:43,900 INFO L130 BoogieDeclarations]: Found specification of procedure video_devdata [2022-11-19 08:26:43,901 INFO L138 BoogieDeclarations]: Found implementation of procedure video_devdata [2022-11-19 08:26:43,901 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_setup [2022-11-19 08:26:43,901 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_setup [2022-11-19 08:26:43,901 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-19 08:26:43,901 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2022-11-19 08:26:43,902 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2022-11-19 08:26:43,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-19 08:26:43,902 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2022-11-19 08:26:43,902 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-19 08:26:43,902 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-19 08:26:43,902 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_disconnect [2022-11-19 08:26:43,902 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_disconnect [2022-11-19 08:26:43,903 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_try_fmt_vid_cap [2022-11-19 08:26:43,903 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_try_fmt_vid_cap [2022-11-19 08:26:43,903 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc_to_page [2022-11-19 08:26:43,904 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc_to_page [2022-11-19 08:26:43,904 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_g_parm [2022-11-19 08:26:43,904 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_g_parm [2022-11-19 08:26:43,904 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-19 08:26:43,905 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-19 08:26:43,905 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2022-11-19 08:26:43,906 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2022-11-19 08:26:43,906 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_resume [2022-11-19 08:26:43,906 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_resume [2022-11-19 08:26:43,907 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2022-11-19 08:26:43,907 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2022-11-19 08:26:43,908 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-19 08:26:43,908 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2022-11-19 08:26:43,908 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2022-11-19 08:26:43,908 INFO L130 BoogieDeclarations]: Found specification of procedure waitqueue_active [2022-11-19 08:26:43,909 INFO L138 BoogieDeclarations]: Found implementation of procedure waitqueue_active [2022-11-19 08:26:43,909 INFO L130 BoogieDeclarations]: Found specification of procedure video_ioctl2 [2022-11-19 08:26:43,910 INFO L138 BoogieDeclarations]: Found implementation of procedure video_ioctl2 [2022-11-19 08:26:43,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-19 08:26:43,910 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_grab [2022-11-19 08:26:43,910 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_grab [2022-11-19 08:26:43,910 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-19 08:26:43,910 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_stream_stop [2022-11-19 08:26:43,911 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_stream_stop [2022-11-19 08:26:43,911 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-19 08:26:43,911 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-19 08:26:43,911 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-11-19 08:26:43,911 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-11-19 08:26:43,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-19 08:26:43,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-19 08:26:43,912 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2022-11-19 08:26:43,912 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2022-11-19 08:26:43,912 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-19 08:26:43,913 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-19 08:26:43,914 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_stream_resume [2022-11-19 08:26:43,916 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_stream_resume [2022-11-19 08:26:43,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-19 08:26:43,916 INFO L130 BoogieDeclarations]: Found specification of procedure video_is_registered [2022-11-19 08:26:43,917 INFO L138 BoogieDeclarations]: Found implementation of procedure video_is_registered [2022-11-19 08:26:43,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-19 08:26:43,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-19 08:26:43,920 INFO L130 BoogieDeclarations]: Found specification of procedure video_get_drvdata [2022-11-19 08:26:43,920 INFO L138 BoogieDeclarations]: Found implementation of procedure video_get_drvdata [2022-11-19 08:26:43,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-19 08:26:43,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-19 08:26:43,926 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_match_video_size [2022-11-19 08:26:43,926 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_match_video_size [2022-11-19 08:26:43,926 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2022-11-19 08:26:43,926 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2022-11-19 08:26:43,926 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-19 08:26:43,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-19 08:26:43,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-19 08:26:43,927 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_send_onebyte_command [2022-11-19 08:26:43,927 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_send_onebyte_command [2022-11-19 08:26:43,927 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_v4l_poll [2022-11-19 08:26:43,927 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_v4l_poll [2022-11-19 08:26:43,927 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 08:26:43,927 INFO L130 BoogieDeclarations]: Found specification of procedure configure_transfer_mode [2022-11-19 08:26:43,927 INFO L138 BoogieDeclarations]: Found implementation of procedure configure_transfer_mode [2022-11-19 08:26:43,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-19 08:26:43,928 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-19 08:26:43,928 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_set_fps [2022-11-19 08:26:43,928 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_set_fps [2022-11-19 08:26:43,928 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2022-11-19 08:26:43,928 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2022-11-19 08:26:43,928 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-11-19 08:26:43,929 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-11-19 08:26:43,929 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-11-19 08:26:43,929 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-11-19 08:26:43,929 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_fh_is_singular_file [2022-11-19 08:26:43,929 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_fh_is_singular_file [2022-11-19 08:26:43,929 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_fh_release [2022-11-19 08:26:43,929 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_fh_release [2022-11-19 08:26:43,930 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_stream_start [2022-11-19 08:26:43,930 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_stream_start [2022-11-19 08:26:43,930 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-11-19 08:26:43,930 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-11-19 08:26:43,930 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_dbg_dump_registers [2022-11-19 08:26:43,930 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_dbg_dump_registers [2022-11-19 08:26:43,930 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-11-19 08:26:43,931 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-11-19 08:26:43,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-19 08:26:43,931 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_mmap [2022-11-19 08:26:43,931 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_mmap [2022-11-19 08:26:43,931 INFO L130 BoogieDeclarations]: Found specification of procedure set_all_properties [2022-11-19 08:26:43,931 INFO L138 BoogieDeclarations]: Found implementation of procedure set_all_properties [2022-11-19 08:26:43,931 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-11-19 08:26:43,931 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-11-19 08:26:43,932 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 08:26:43,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 08:26:44,875 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 08:26:44,878 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 08:26:48,144 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true;