./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point_ldv-val-v0.8.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba174d81-b428-422e-8c1f-3243e97bef42/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba174d81-b428-422e-8c1f-3243e97bef42/bin/uautomizer-J5u9QxTXDZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba174d81-b428-422e-8c1f-3243e97bef42/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba174d81-b428-422e-8c1f-3243e97bef42/bin/uautomizer-J5u9QxTXDZ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point_ldv-val-v0.8.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba174d81-b428-422e-8c1f-3243e97bef42/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba174d81-b428-422e-8c1f-3243e97bef42/bin/uautomizer-J5u9QxTXDZ --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 ec1c916a4e8241683d3d78dd3b5f266227914917d53067d3c7741f08a3fdd65b --- 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-dbf71c6-m [2022-10-17 10:36:02,165 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:36:02,169 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:36:02,213 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:36:02,214 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:36:02,219 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:36:02,221 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:36:02,228 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:36:02,231 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:36:02,238 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:36:02,239 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:36:02,242 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:36:02,242 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:36:02,245 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:36:02,247 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:36:02,249 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:36:02,251 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:36:02,252 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:36:02,254 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:36:02,263 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:36:02,265 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:36:02,266 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:36:02,269 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:36:02,270 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:36:02,275 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:36:02,276 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:36:02,276 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:36:02,278 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:36:02,279 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:36:02,280 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:36:02,280 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:36:02,281 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:36:02,283 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:36:02,284 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:36:02,285 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:36:02,286 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:36:02,286 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:36:02,287 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:36:02,287 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:36:02,288 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:36:02,288 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:36:02,289 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba174d81-b428-422e-8c1f-3243e97bef42/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-10-17 10:36:02,333 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:36:02,333 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:36:02,334 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:36:02,334 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:36:02,335 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 10:36:02,335 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 10:36:02,336 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:36:02,336 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:36:02,336 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:36:02,337 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:36:02,338 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:36:02,338 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:36:02,338 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 10:36:02,339 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 10:36:02,339 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 10:36:02,339 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:36:02,339 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:36:02,339 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 10:36:02,340 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:36:02,340 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:36:02,340 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 10:36:02,340 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:36:02,341 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:36:02,341 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 10:36:02,341 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 10:36:02,341 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:36:02,343 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 10:36:02,343 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-17 10:36:02,343 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-10-17 10:36:02,343 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 10:36:02,343 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_ba174d81-b428-422e-8c1f-3243e97bef42/bin/uautomizer-J5u9QxTXDZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba174d81-b428-422e-8c1f-3243e97bef42/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec1c916a4e8241683d3d78dd3b5f266227914917d53067d3c7741f08a3fdd65b [2022-10-17 10:36:02,588 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:36:02,608 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:36:02,623 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:36:02,624 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:36:02,625 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:36:02,626 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba174d81-b428-422e-8c1f-3243e97bef42/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point_ldv-val-v0.8.cil.out.i [2022-10-17 10:36:02,682 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba174d81-b428-422e-8c1f-3243e97bef42/bin/uautomizer-J5u9QxTXDZ/data/b9e07dae9/a962a95ac82f48d68b6e84abc16f6f75/FLAGae70d8d9d [2022-10-17 10:36:03,533 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:36:03,533 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba174d81-b428-422e-8c1f-3243e97bef42/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point_ldv-val-v0.8.cil.out.i [2022-10-17 10:36:03,577 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba174d81-b428-422e-8c1f-3243e97bef42/bin/uautomizer-J5u9QxTXDZ/data/b9e07dae9/a962a95ac82f48d68b6e84abc16f6f75/FLAGae70d8d9d [2022-10-17 10:36:03,700 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba174d81-b428-422e-8c1f-3243e97bef42/bin/uautomizer-J5u9QxTXDZ/data/b9e07dae9/a962a95ac82f48d68b6e84abc16f6f75 [2022-10-17 10:36:03,704 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:36:03,706 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:36:03,710 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:36:03,710 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:36:03,713 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:36:03,714 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:36:03" (1/1) ... [2022-10-17 10:36:03,716 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cd72006 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:36:03, skipping insertion in model container [2022-10-17 10:36:03,716 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:36:03" (1/1) ... [2022-10-17 10:36:03,724 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:36:03,856 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:36:05,340 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_ba174d81-b428-422e-8c1f-3243e97bef42/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point_ldv-val-v0.8.cil.out.i[218543,218556] [2022-10-17 10:36:05,365 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:36:05,424 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:36:05,946 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_ba174d81-b428-422e-8c1f-3243e97bef42/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point_ldv-val-v0.8.cil.out.i[218543,218556] [2022-10-17 10:36:05,963 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:36:06,072 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:36:06,072 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:36:06 WrapperNode [2022-10-17 10:36:06,074 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:36:06,075 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:36:06,076 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:36:06,076 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:36:06,084 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:36:06" (1/1) ... [2022-10-17 10:36:06,178 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:36:06" (1/1) ... [2022-10-17 10:36:06,366 INFO L138 Inliner]: procedures = 187, calls = 2219, calls flagged for inlining = 71, calls inlined = 71, statements flattened = 4670 [2022-10-17 10:36:06,367 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:36:06,369 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:36:06,369 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:36:06,369 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:36:06,378 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:36:06" (1/1) ... [2022-10-17 10:36:06,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:36:06" (1/1) ... [2022-10-17 10:36:06,415 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:36:06" (1/1) ... [2022-10-17 10:36:06,416 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:36:06" (1/1) ... [2022-10-17 10:36:06,570 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:36:06" (1/1) ... [2022-10-17 10:36:06,607 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:36:06" (1/1) ... [2022-10-17 10:36:07,009 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:36:06" (1/1) ... [2022-10-17 10:36:07,073 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:36:06" (1/1) ... [2022-10-17 10:36:07,114 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:36:07,115 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:36:07,116 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:36:07,116 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:36:07,117 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:36:06" (1/1) ... [2022-10-17 10:36:07,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:36:07,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba174d81-b428-422e-8c1f-3243e97bef42/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:36:07,148 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba174d81-b428-422e-8c1f-3243e97bef42/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-17 10:36:07,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba174d81-b428-422e-8c1f-3243e97bef42/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-17 10:36:07,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2022-10-17 10:36:07,199 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2022-10-17 10:36:07,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 10:36:07,200 INFO L130 BoogieDeclarations]: Found specification of procedure ti_bulk_in_callback [2022-10-17 10:36:07,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_bulk_in_callback [2022-10-17 10:36:07,200 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2022-10-17 10:36:07,200 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2022-10-17 10:36:07,200 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2022-10-17 10:36:07,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-17 10:36:07,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 10:36:07,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 10:36:07,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 10:36:07,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 10:36:07,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-10-17 10:36:07,201 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-10-17 10:36:07,201 INFO L130 BoogieDeclarations]: Found specification of procedure tty_kref_put [2022-10-17 10:36:07,201 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_kref_put [2022-10-17 10:36:07,202 INFO L130 BoogieDeclarations]: Found specification of procedure ti_throttle [2022-10-17 10:36:07,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_throttle [2022-10-17 10:36:07,202 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_serial_deregister [2022-10-17 10:36:07,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_serial_deregister [2022-10-17 10:36:07,202 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_serial_port_data [2022-10-17 10:36:07,202 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_serial_port_data [2022-10-17 10:36:07,202 INFO L130 BoogieDeclarations]: Found specification of procedure ti_command_out_sync [2022-10-17 10:36:07,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_command_out_sync [2022-10-17 10:36:07,203 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-10-17 10:36:07,203 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-10-17 10:36:07,203 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-10-17 10:36:07,203 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-10-17 10:36:07,203 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 10:36:07,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 10:36:07,203 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-10-17 10:36:07,203 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-10-17 10:36:07,204 INFO L130 BoogieDeclarations]: Found specification of procedure ti_open [2022-10-17 10:36:07,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_open [2022-10-17 10:36:07,204 INFO L130 BoogieDeclarations]: Found specification of procedure ti_bulk_out_callback [2022-10-17 10:36:07,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_bulk_out_callback [2022-10-17 10:36:07,204 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2022-10-17 10:36:07,205 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2022-10-17 10:36:07,205 INFO L130 BoogieDeclarations]: Found specification of procedure ti_tiocmset [2022-10-17 10:36:07,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_tiocmset [2022-10-17 10:36:07,205 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-17 10:36:07,205 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-17 10:36:07,205 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_port_data [2022-10-17 10:36:07,205 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_port_data [2022-10-17 10:36:07,205 INFO L130 BoogieDeclarations]: Found specification of procedure ti_set_mcr [2022-10-17 10:36:07,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_set_mcr [2022-10-17 10:36:07,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 10:36:07,206 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-10-17 10:36:07,206 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-10-17 10:36:07,206 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-10-17 10:36:07,207 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-10-17 10:36:07,207 INFO L130 BoogieDeclarations]: Found specification of procedure ti_write_byte [2022-10-17 10:36:07,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_write_byte [2022-10-17 10:36:07,207 INFO L130 BoogieDeclarations]: Found specification of procedure ti_chars_in_buffer [2022-10-17 10:36:07,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_chars_in_buffer [2022-10-17 10:36:07,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-17 10:36:07,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-17 10:36:07,209 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-10-17 10:36:07,210 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-10-17 10:36:07,210 INFO L130 BoogieDeclarations]: Found specification of procedure ti_startup [2022-10-17 10:36:07,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_startup [2022-10-17 10:36:07,210 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 10:36:07,210 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 10:36:07,210 INFO L130 BoogieDeclarations]: Found specification of procedure ti_ioctl [2022-10-17 10:36:07,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_ioctl [2022-10-17 10:36:07,211 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_register [2022-10-17 10:36:07,211 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_register [2022-10-17 10:36:07,211 INFO L130 BoogieDeclarations]: Found specification of procedure ti_write_room [2022-10-17 10:36:07,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_write_room [2022-10-17 10:36:07,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-10-17 10:36:07,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-10-17 10:36:07,212 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 10:36:07,212 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 10:36:07,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_detach_2 [2022-10-17 10:36:07,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_detach_2 [2022-10-17 10:36:07,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_detach_1 [2022-10-17 10:36:07,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_detach_1 [2022-10-17 10:36:07,213 INFO L130 BoogieDeclarations]: Found specification of procedure ti_tiocmget [2022-10-17 10:36:07,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_tiocmget [2022-10-17 10:36:07,213 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2022-10-17 10:36:07,213 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2022-10-17 10:36:07,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 10:36:07,213 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_free [2022-10-17 10:36:07,214 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_free [2022-10-17 10:36:07,214 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_debug_data [2022-10-17 10:36:07,214 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_debug_data [2022-10-17 10:36:07,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-10-17 10:36:07,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-10-17 10:36:07,215 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-10-17 10:36:07,215 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-10-17 10:36:07,215 INFO L130 BoogieDeclarations]: Found specification of procedure ti_interrupt_callback [2022-10-17 10:36:07,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_interrupt_callback [2022-10-17 10:36:07,215 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 10:36:07,215 INFO L130 BoogieDeclarations]: Found specification of procedure tty_wakeup [2022-10-17 10:36:07,216 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_wakeup [2022-10-17 10:36:07,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-10-17 10:36:07,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-10-17 10:36:07,216 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 10:36:07,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 10:36:07,217 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-10-17 10:36:07,217 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_serial_data [2022-10-17 10:36:07,218 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_serial_data [2022-10-17 10:36:07,218 INFO L130 BoogieDeclarations]: Found specification of procedure ti_close [2022-10-17 10:36:07,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_close [2022-10-17 10:36:07,218 INFO L130 BoogieDeclarations]: Found specification of procedure ti_break [2022-10-17 10:36:07,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_break [2022-10-17 10:36:07,218 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-10-17 10:36:07,218 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-10-17 10:36:07,218 INFO L130 BoogieDeclarations]: Found specification of procedure __swab16s [2022-10-17 10:36:07,219 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab16s [2022-10-17 10:36:07,219 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 10:36:07,219 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2022-10-17 10:36:07,219 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2022-10-17 10:36:07,219 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-10-17 10:36:07,220 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-10-17 10:36:07,220 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2022-10-17 10:36:07,220 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2022-10-17 10:36:07,221 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-10-17 10:36:07,223 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-10-17 10:36:07,223 INFO L130 BoogieDeclarations]: Found specification of procedure ti_unthrottle [2022-10-17 10:36:07,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_unthrottle [2022-10-17 10:36:07,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 10:36:07,225 INFO L130 BoogieDeclarations]: Found specification of procedure ti_write [2022-10-17 10:36:07,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_write [2022-10-17 10:36:07,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 10:36:07,226 INFO L130 BoogieDeclarations]: Found specification of procedure ti_restart_read [2022-10-17 10:36:07,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_restart_read [2022-10-17 10:36:07,231 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-10-17 10:36:07,232 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-10-17 10:36:07,232 INFO L130 BoogieDeclarations]: Found specification of procedure ti_release [2022-10-17 10:36:07,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_release [2022-10-17 10:36:07,232 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-10-17 10:36:07,232 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-10-17 10:36:07,232 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-10-17 10:36:07,232 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-10-17 10:36:07,232 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-10-17 10:36:07,232 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-10-17 10:36:07,233 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2022-10-17 10:36:07,233 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2022-10-17 10:36:07,233 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-10-17 10:36:07,233 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-10-17 10:36:07,233 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-10-17 10:36:07,233 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-10-17 10:36:07,234 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-10-17 10:36:07,234 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-10-17 10:36:07,234 INFO L130 BoogieDeclarations]: Found specification of procedure ti_send [2022-10-17 10:36:07,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_send [2022-10-17 10:36:07,234 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_get [2022-10-17 10:36:07,234 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_get [2022-10-17 10:36:07,234 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-10-17 10:36:07,234 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-10-17 10:36:07,234 INFO L130 BoogieDeclarations]: Found specification of procedure ti_drain [2022-10-17 10:36:07,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_drain [2022-10-17 10:36:07,235 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-10-17 10:36:07,235 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-10-17 10:36:07,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 10:36:07,235 INFO L130 BoogieDeclarations]: Found specification of procedure usb_clear_halt [2022-10-17 10:36:07,235 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_clear_halt [2022-10-17 10:36:07,235 INFO L130 BoogieDeclarations]: Found specification of procedure ti_set_termios [2022-10-17 10:36:07,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_set_termios [2022-10-17 10:36:07,235 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_data [2022-10-17 10:36:07,235 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_data [2022-10-17 10:36:07,236 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-17 10:36:07,236 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-10-17 10:36:07,236 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-10-17 10:36:07,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:36:07,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:36:07,954 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:36:07,959 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:36:08,561 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true;