./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-32_7a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a 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_f4f79606-d16a-444e-b264-92c54e2d16d8/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f79606-d16a-444e-b264-92c54e2d16d8/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f79606-d16a-444e-b264-92c54e2d16d8/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f79606-d16a-444e-b264-92c54e2d16d8/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f79606-d16a-444e-b264-92c54e2d16d8/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f79606-d16a-444e-b264-92c54e2d16d8/bin/uautomizer-Dbtcem3rbc --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 7d14c8a5550a448f5c68a45f15ec5a237f47fb2aec22c64bccafbe44b31bb62a --- 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-5e519f3 [2022-11-02 20:15:48,784 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:15:48,786 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:15:48,837 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:15:48,838 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:15:48,843 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:15:48,845 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:15:48,849 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:15:48,851 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:15:48,856 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:15:48,857 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:15:48,860 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:15:48,860 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:15:48,863 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:15:48,864 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:15:48,867 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:15:48,868 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:15:48,869 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:15:48,871 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:15:48,879 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:15:48,881 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:15:48,883 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:15:48,886 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:15:48,888 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:15:48,896 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:15:48,896 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:15:48,897 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:15:48,899 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:15:48,899 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:15:48,900 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:15:48,901 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:15:48,902 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:15:48,904 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:15:48,905 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:15:48,908 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:15:48,908 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:15:48,909 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:15:48,909 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:15:48,910 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:15:48,910 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:15:48,911 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:15:48,912 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f79606-d16a-444e-b264-92c54e2d16d8/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-02 20:15:48,949 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:15:48,950 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:15:48,951 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:15:48,951 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:15:48,952 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:15:48,952 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:15:48,953 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:15:48,953 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:15:48,954 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:15:48,954 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:15:48,955 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:15:48,955 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:15:48,956 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:15:48,956 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:15:48,956 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:15:48,957 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:15:48,957 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:15:48,957 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:15:48,958 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:15:48,958 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:15:48,958 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:15:48,958 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:15:48,959 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:15:48,959 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:15:48,959 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:15:48,960 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:15:48,961 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:15:48,961 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:15:48,962 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:15:48,962 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:15:48,962 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_f4f79606-d16a-444e-b264-92c54e2d16d8/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f79606-d16a-444e-b264-92c54e2d16d8/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7d14c8a5550a448f5c68a45f15ec5a237f47fb2aec22c64bccafbe44b31bb62a [2022-11-02 20:15:49,317 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:15:49,359 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:15:49,362 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:15:49,364 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:15:49,365 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:15:49,366 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f79606-d16a-444e-b264-92c54e2d16d8/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i [2022-11-02 20:15:49,442 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f79606-d16a-444e-b264-92c54e2d16d8/bin/uautomizer-Dbtcem3rbc/data/b3d5f7de1/70bc173a3fb2492fa57b5f9d11225f88/FLAG56c2dc99a [2022-11-02 20:15:50,523 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:15:50,524 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f79606-d16a-444e-b264-92c54e2d16d8/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i [2022-11-02 20:15:50,591 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f79606-d16a-444e-b264-92c54e2d16d8/bin/uautomizer-Dbtcem3rbc/data/b3d5f7de1/70bc173a3fb2492fa57b5f9d11225f88/FLAG56c2dc99a [2022-11-02 20:15:50,843 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f79606-d16a-444e-b264-92c54e2d16d8/bin/uautomizer-Dbtcem3rbc/data/b3d5f7de1/70bc173a3fb2492fa57b5f9d11225f88 [2022-11-02 20:15:50,846 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:15:50,848 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:15:50,852 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:15:50,853 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:15:50,857 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:15:50,858 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:15:50" (1/1) ... [2022-11-02 20:15:50,860 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78805007 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:15:50, skipping insertion in model container [2022-11-02 20:15:50,860 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:15:50" (1/1) ... [2022-11-02 20:15:50,871 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:15:51,058 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:15:51,614 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4417] [2022-11-02 20:15:53,375 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f79606-d16a-444e-b264-92c54e2d16d8/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i[318291,318304] [2022-11-02 20:15:53,629 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:15:53,707 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:15:53,844 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4417] [2022-11-02 20:15:54,295 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f79606-d16a-444e-b264-92c54e2d16d8/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i[318291,318304] [2022-11-02 20:15:54,314 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:15:54,463 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:15:54,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:15:54 WrapperNode [2022-11-02 20:15:54,464 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:15:54,466 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:15:54,466 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:15:54,466 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:15:54,473 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:15:54" (1/1) ... [2022-11-02 20:15:54,641 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:15:54" (1/1) ... [2022-11-02 20:15:55,828 INFO L138 Inliner]: procedures = 359, calls = 4185, calls flagged for inlining = 163, calls inlined = 153, statements flattened = 8126 [2022-11-02 20:15:55,829 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:15:55,830 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:15:55,830 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:15:55,831 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:15:55,840 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:15:54" (1/1) ... [2022-11-02 20:15:55,841 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:15:54" (1/1) ... [2022-11-02 20:15:56,620 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:15:54" (1/1) ... [2022-11-02 20:15:56,621 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:15:54" (1/1) ... [2022-11-02 20:15:57,924 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:15:54" (1/1) ... [2022-11-02 20:15:57,966 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:15:54" (1/1) ... [2022-11-02 20:15:57,993 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:15:54" (1/1) ... [2022-11-02 20:15:58,010 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:15:54" (1/1) ... [2022-11-02 20:15:58,054 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:15:58,055 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:15:58,056 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:15:58,056 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:15:58,057 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:15:54" (1/1) ... [2022-11-02 20:15:58,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:15:58,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f79606-d16a-444e-b264-92c54e2d16d8/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:15:58,096 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f79606-d16a-444e-b264-92c54e2d16d8/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:15:58,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4f79606-d16a-444e-b264-92c54e2d16d8/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:15:58,141 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_change_streaming_alternate [2022-11-02 20:15:58,142 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_change_streaming_alternate [2022-11-02 20:15:58,142 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_stream_pause [2022-11-02 20:15:58,142 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_stream_pause [2022-11-02 20:15:58,143 INFO L130 BoogieDeclarations]: Found specification of procedure set_vw_size [2022-11-02 20:15:58,143 INFO L138 BoogieDeclarations]: Found implementation of procedure set_vw_size [2022-11-02 20:15:58,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2022-11-02 20:15:58,143 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2022-11-02 20:15:58,143 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2022-11-02 20:15:58,144 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2022-11-02 20:15:58,144 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2022-11-02 20:15:58,144 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2022-11-02 20:15:58,144 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-02 20:15:58,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-02 20:15:58,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-02 20:15:58,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-02 20:15:58,145 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-02 20:15:58,145 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-02 20:15:58,145 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2022-11-02 20:15:58,146 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2022-11-02 20:15:58,146 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-11-02 20:15:58,146 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-11-02 20:15:58,146 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_send_command [2022-11-02 20:15:58,146 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_send_command [2022-11-02 20:15:58,146 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_set_low_power [2022-11-02 20:15:58,147 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_set_low_power [2022-11-02 20:15:58,147 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-02 20:15:58,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-02 20:15:58,147 INFO L130 BoogieDeclarations]: Found specification of procedure set_alternate [2022-11-02 20:15:58,147 INFO L138 BoogieDeclarations]: Found implementation of procedure set_alternate [2022-11-02 20:15:58,148 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2022-11-02 20:15:58,148 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2022-11-02 20:15:58,148 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-02 20:15:58,148 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-02 20:15:58,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-02 20:15:58,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-02 20:15:58,149 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-02 20:15:58,149 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-02 20:15:58,150 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_set_high_power [2022-11-02 20:15:58,150 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_set_high_power [2022-11-02 20:15:58,150 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-02 20:15:58,150 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-02 20:15:58,151 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_reset_camera [2022-11-02 20:15:58,151 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_reset_camera [2022-11-02 20:15:58,151 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-11-02 20:15:58,151 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-11-02 20:15:58,152 INFO L130 BoogieDeclarations]: Found specification of procedure video_drvdata [2022-11-02 20:15:58,152 INFO L138 BoogieDeclarations]: Found implementation of procedure video_drvdata [2022-11-02 20:15:58,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:15:58,152 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-02 20:15:58,152 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-02 20:15:58,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-02 20:15:58,153 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2022-11-02 20:15:58,154 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2022-11-02 20:15:58,154 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2022-11-02 20:15:58,155 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2022-11-02 20:15:58,155 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_do_command [2022-11-02 20:15:58,155 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_do_command [2022-11-02 20:15:58,156 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2022-11-02 20:15:58,156 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2022-11-02 20:15:58,156 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2022-11-02 20:15:58,156 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2022-11-02 20:15:58,156 INFO L130 BoogieDeclarations]: Found specification of procedure video_devdata [2022-11-02 20:15:58,157 INFO L138 BoogieDeclarations]: Found implementation of procedure video_devdata [2022-11-02 20:15:58,158 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_setup [2022-11-02 20:15:58,159 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_setup [2022-11-02 20:15:58,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:15:58,159 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2022-11-02 20:15:58,159 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2022-11-02 20:15:58,160 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_v4l2_lock_of_camera_data [2022-11-02 20:15:58,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_v4l2_lock_of_camera_data [2022-11-02 20:15:58,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-02 20:15:58,161 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2022-11-02 20:15:58,161 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-02 20:15:58,161 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-02 20:15:58,161 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_disconnect [2022-11-02 20:15:58,162 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_disconnect [2022-11-02 20:15:58,162 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_try_fmt_vid_cap [2022-11-02 20:15:58,162 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_try_fmt_vid_cap [2022-11-02 20:15:58,162 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc_to_page [2022-11-02 20:15:58,162 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc_to_page [2022-11-02 20:15:58,162 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_g_parm [2022-11-02 20:15:58,163 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_g_parm [2022-11-02 20:15:58,163 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2022-11-02 20:15:58,164 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2022-11-02 20:15:58,164 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_resume [2022-11-02 20:15:58,164 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_resume [2022-11-02 20:15:58,164 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2022-11-02 20:15:58,165 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2022-11-02 20:15:58,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-02 20:15:58,165 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2022-11-02 20:15:58,166 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2022-11-02 20:15:58,166 INFO L130 BoogieDeclarations]: Found specification of procedure waitqueue_active [2022-11-02 20:15:58,166 INFO L138 BoogieDeclarations]: Found implementation of procedure waitqueue_active [2022-11-02 20:15:58,167 INFO L130 BoogieDeclarations]: Found specification of procedure video_ioctl2 [2022-11-02 20:15:58,167 INFO L138 BoogieDeclarations]: Found implementation of procedure video_ioctl2 [2022-11-02 20:15:58,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-02 20:15:58,167 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_grab [2022-11-02 20:15:58,168 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_grab [2022-11-02 20:15:58,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 20:15:58,168 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_stream_stop [2022-11-02 20:15:58,168 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_stream_stop [2022-11-02 20:15:58,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-02 20:15:58,169 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-02 20:15:58,169 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-11-02 20:15:58,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-11-02 20:15:58,169 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2022-11-02 20:15:58,169 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2022-11-02 20:15:58,170 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-02 20:15:58,170 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-02 20:15:58,170 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_stream_resume [2022-11-02 20:15:58,171 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_stream_resume [2022-11-02 20:15:58,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 20:15:58,171 INFO L130 BoogieDeclarations]: Found specification of procedure video_is_registered [2022-11-02 20:15:58,171 INFO L138 BoogieDeclarations]: Found implementation of procedure video_is_registered [2022-11-02 20:15:58,172 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_v4l2_lock_of_camera_data [2022-11-02 20:15:58,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_v4l2_lock_of_camera_data [2022-11-02 20:15:58,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-02 20:15:58,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-02 20:15:58,176 INFO L130 BoogieDeclarations]: Found specification of procedure video_get_drvdata [2022-11-02 20:15:58,177 INFO L138 BoogieDeclarations]: Found implementation of procedure video_get_drvdata [2022-11-02 20:15:58,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-02 20:15:58,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-02 20:15:58,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_v4l2_lock_of_camera_data [2022-11-02 20:15:58,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_v4l2_lock_of_camera_data [2022-11-02 20:15:58,181 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_match_video_size [2022-11-02 20:15:58,186 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_match_video_size [2022-11-02 20:15:58,187 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2022-11-02 20:15:58,187 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2022-11-02 20:15:58,187 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-02 20:15:58,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-02 20:15:58,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-02 20:15:58,188 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_send_onebyte_command [2022-11-02 20:15:58,188 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_send_onebyte_command [2022-11-02 20:15:58,188 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_v4l_poll [2022-11-02 20:15:58,188 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_v4l_poll [2022-11-02 20:15:58,188 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:15:58,189 INFO L130 BoogieDeclarations]: Found specification of procedure configure_transfer_mode [2022-11-02 20:15:58,189 INFO L138 BoogieDeclarations]: Found implementation of procedure configure_transfer_mode [2022-11-02 20:15:58,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-02 20:15:58,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-02 20:15:58,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-02 20:15:58,189 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-02 20:15:58,190 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_set_fps [2022-11-02 20:15:58,190 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_set_fps [2022-11-02 20:15:58,190 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2022-11-02 20:15:58,190 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2022-11-02 20:15:58,190 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-11-02 20:15:58,190 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-11-02 20:15:58,191 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-11-02 20:15:58,191 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-11-02 20:15:58,191 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_fh_is_singular_file [2022-11-02 20:15:58,191 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_fh_is_singular_file [2022-11-02 20:15:58,191 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_fh_release [2022-11-02 20:15:58,192 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_fh_release [2022-11-02 20:15:58,192 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_stream_start [2022-11-02 20:15:58,192 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_stream_start [2022-11-02 20:15:58,192 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-11-02 20:15:58,192 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-11-02 20:15:58,192 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_dbg_dump_registers [2022-11-02 20:15:58,193 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_dbg_dump_registers [2022-11-02 20:15:58,193 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-11-02 20:15:58,193 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-11-02 20:15:58,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:15:58,193 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_mmap [2022-11-02 20:15:58,193 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_mmap [2022-11-02 20:15:58,194 INFO L130 BoogieDeclarations]: Found specification of procedure set_all_properties [2022-11-02 20:15:58,194 INFO L138 BoogieDeclarations]: Found implementation of procedure set_all_properties [2022-11-02 20:15:58,194 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-11-02 20:15:58,194 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-11-02 20:15:58,194 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:15:58,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:15:59,211 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:15:59,216 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:16:02,471 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true;