./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-2b9ec6c-1-106_1a-drivers--usb--gadget--g_printer.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_6da9b3ed-ad7e-4052-8abe-6db61cff64d9/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6da9b3ed-ad7e-4052-8abe-6db61cff64d9/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6da9b3ed-ad7e-4052-8abe-6db61cff64d9/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6da9b3ed-ad7e-4052-8abe-6db61cff64d9/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-2b9ec6c-1-106_1a-drivers--usb--gadget--g_printer.ko-entry_point_ldv-val-v0.8.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6da9b3ed-ad7e-4052-8abe-6db61cff64d9/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6da9b3ed-ad7e-4052-8abe-6db61cff64d9/bin/ukojak-92XMlrwhuB --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash bf5e73d985bafa5e008f16fba6fb54da90c4b127699bd918a748611ea9b79793 --- 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 16:42:13,903 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:42:13,905 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:42:13,942 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:42:13,943 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:42:13,944 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:42:13,946 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:42:13,949 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:42:13,952 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:42:13,954 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:42:13,955 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:42:13,957 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:42:13,958 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:42:13,959 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:42:13,961 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:42:13,963 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:42:13,964 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:42:13,966 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:42:13,969 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:42:13,972 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:42:13,974 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:42:13,976 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:42:13,978 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:42:13,979 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:42:13,985 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:42:13,986 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:42:13,986 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:42:13,987 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:42:13,988 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:42:13,990 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:42:13,990 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:42:13,991 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:42:13,992 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:42:13,993 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:42:13,995 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:42:13,995 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:42:13,996 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:42:13,997 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:42:13,997 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:42:13,999 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:42:14,000 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:42:14,001 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6da9b3ed-ad7e-4052-8abe-6db61cff64d9/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-10-17 16:42:14,032 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:42:14,032 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:42:14,033 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:42:14,033 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:42:14,034 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:42:14,034 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:42:14,034 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:42:14,035 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:42:14,035 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:42:14,035 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:42:14,035 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:42:14,036 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:42:14,036 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:42:14,036 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:42:14,036 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:42:14,036 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:42:14,037 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:42:14,037 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:42:14,037 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:42:14,037 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:42:14,038 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:42:14,038 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:42:14,038 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:42:14,038 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:42:14,039 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:42:14,039 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_6da9b3ed-ad7e-4052-8abe-6db61cff64d9/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6da9b3ed-ad7e-4052-8abe-6db61cff64d9/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf5e73d985bafa5e008f16fba6fb54da90c4b127699bd918a748611ea9b79793 [2022-10-17 16:42:14,305 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:42:14,338 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:42:14,342 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:42:14,344 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:42:14,345 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:42:14,346 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6da9b3ed-ad7e-4052-8abe-6db61cff64d9/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-2b9ec6c-1-106_1a-drivers--usb--gadget--g_printer.ko-entry_point_ldv-val-v0.8.cil.out.i [2022-10-17 16:42:14,424 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6da9b3ed-ad7e-4052-8abe-6db61cff64d9/bin/ukojak-92XMlrwhuB/data/eb185d243/c9f8fe3c27c7473f9c9961c83769b5da/FLAG6f89452bb [2022-10-17 16:42:15,318 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:42:15,320 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6da9b3ed-ad7e-4052-8abe-6db61cff64d9/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-2b9ec6c-1-106_1a-drivers--usb--gadget--g_printer.ko-entry_point_ldv-val-v0.8.cil.out.i [2022-10-17 16:42:15,356 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6da9b3ed-ad7e-4052-8abe-6db61cff64d9/bin/ukojak-92XMlrwhuB/data/eb185d243/c9f8fe3c27c7473f9c9961c83769b5da/FLAG6f89452bb [2022-10-17 16:42:15,802 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6da9b3ed-ad7e-4052-8abe-6db61cff64d9/bin/ukojak-92XMlrwhuB/data/eb185d243/c9f8fe3c27c7473f9c9961c83769b5da [2022-10-17 16:42:15,805 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:42:15,808 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:42:15,812 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:42:15,812 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:42:15,816 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:42:15,817 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:42:15" (1/1) ... [2022-10-17 16:42:15,818 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41ee9072 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:15, skipping insertion in model container [2022-10-17 16:42:15,819 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:42:15" (1/1) ... [2022-10-17 16:42:15,827 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:42:15,936 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:42:17,113 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_6da9b3ed-ad7e-4052-8abe-6db61cff64d9/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-2b9ec6c-1-106_1a-drivers--usb--gadget--g_printer.ko-entry_point_ldv-val-v0.8.cil.out.i[158797,158810] [2022-10-17 16:42:17,153 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:42:17,233 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:42:17,569 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_6da9b3ed-ad7e-4052-8abe-6db61cff64d9/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-2b9ec6c-1-106_1a-drivers--usb--gadget--g_printer.ko-entry_point_ldv-val-v0.8.cil.out.i[158797,158810] [2022-10-17 16:42:17,599 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:42:17,697 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:42:17,698 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:17 WrapperNode [2022-10-17 16:42:17,698 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:42:17,699 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:42:17,699 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:42:17,700 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:42:17,710 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:17" (1/1) ... [2022-10-17 16:42:17,814 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:17" (1/1) ... [2022-10-17 16:42:18,017 INFO L138 Inliner]: procedures = 189, calls = 1290, calls flagged for inlining = 74, calls inlined = 74, statements flattened = 3345 [2022-10-17 16:42:18,020 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:42:18,021 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:42:18,021 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:42:18,022 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:42:18,033 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:17" (1/1) ... [2022-10-17 16:42:18,033 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:17" (1/1) ... [2022-10-17 16:42:18,081 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:17" (1/1) ... [2022-10-17 16:42:18,082 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:17" (1/1) ... [2022-10-17 16:42:18,183 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:17" (1/1) ... [2022-10-17 16:42:18,203 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:17" (1/1) ... [2022-10-17 16:42:18,226 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:17" (1/1) ... [2022-10-17 16:42:18,243 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:17" (1/1) ... [2022-10-17 16:42:18,275 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:42:18,276 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:42:18,276 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:42:18,277 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:42:18,278 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:17" (1/1) ... [2022-10-17 16:42:18,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:42:18,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6da9b3ed-ad7e-4052-8abe-6db61cff64d9/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:42:18,314 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6da9b3ed-ad7e-4052-8abe-6db61cff64d9/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:42:18,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6da9b3ed-ad7e-4052-8abe-6db61cff64d9/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:42:18,376 INFO L130 BoogieDeclarations]: Found specification of procedure printer_req_free [2022-10-17 16:42:18,377 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_req_free [2022-10-17 16:42:18,377 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2022-10-17 16:42:18,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2022-10-17 16:42:18,377 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2022-10-17 16:42:18,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2022-10-17 16:42:18,378 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-10-17 16:42:18,379 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-10-17 16:42:18,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 16:42:18,379 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-17 16:42:18,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 16:42:18,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 16:42:18,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 16:42:18,380 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:42:18,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-10-17 16:42:18,380 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-10-17 16:42:18,380 INFO L130 BoogieDeclarations]: Found specification of procedure get_gadget_data [2022-10-17 16:42:18,380 INFO L138 BoogieDeclarations]: Found implementation of procedure get_gadget_data [2022-10-17 16:42:18,380 INFO L130 BoogieDeclarations]: Found specification of procedure printer_poll [2022-10-17 16:42:18,381 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_poll [2022-10-17 16:42:18,381 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-17 16:42:18,381 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-17 16:42:18,381 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_free_request [2022-10-17 16:42:18,381 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_free_request [2022-10-17 16:42:18,381 INFO L130 BoogieDeclarations]: Found specification of procedure printer_reset_interface [2022-10-17 16:42:18,382 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_reset_interface [2022-10-17 16:42:18,382 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-10-17 16:42:18,382 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-10-17 16:42:18,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 16:42:18,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 16:42:18,383 INFO L130 BoogieDeclarations]: Found specification of procedure printer_soft_reset [2022-10-17 16:42:18,383 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_soft_reset [2022-10-17 16:42:18,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_class [2022-10-17 16:42:18,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_class [2022-10-17 16:42:18,383 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2022-10-17 16:42:18,384 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2022-10-17 16:42:18,384 INFO L130 BoogieDeclarations]: Found specification of procedure set_printer_interface [2022-10-17 16:42:18,384 INFO L138 BoogieDeclarations]: Found implementation of procedure set_printer_interface [2022-10-17 16:42:18,384 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rx_reqs [2022-10-17 16:42:18,384 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rx_reqs [2022-10-17 16:42:18,384 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2022-10-17 16:42:18,385 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2022-10-17 16:42:18,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:42:18,385 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-10-17 16:42:18,385 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-10-17 16:42:18,386 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-17 16:42:18,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-17 16:42:18,386 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_queue [2022-10-17 16:42:18,386 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_queue [2022-10-17 16:42:18,387 INFO L130 BoogieDeclarations]: Found specification of procedure set_interface [2022-10-17 16:42:18,387 INFO L138 BoogieDeclarations]: Found implementation of procedure set_interface [2022-10-17 16:42:18,387 INFO L130 BoogieDeclarations]: Found specification of procedure printer_setup_complete [2022-10-17 16:42:18,387 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_setup_complete [2022-10-17 16:42:18,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-17 16:42:18,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-17 16:42:18,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 16:42:18,388 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 16:42:18,388 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_vbus_draw [2022-10-17 16:42:18,388 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_vbus_draw [2022-10-17 16:42:18,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-10-17 16:42:18,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-10-17 16:42:18,390 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:42:18,391 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:42:18,391 INFO L130 BoogieDeclarations]: Found specification of procedure printer_write [2022-10-17 16:42:18,391 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_write [2022-10-17 16:42:18,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:42:18,392 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2022-10-17 16:42:18,392 INFO L130 BoogieDeclarations]: Found specification of procedure printer_unbind [2022-10-17 16:42:18,392 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_unbind [2022-10-17 16:42:18,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-10-17 16:42:18,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-10-17 16:42:18,393 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-10-17 16:42:18,393 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-10-17 16:42:18,393 INFO L130 BoogieDeclarations]: Found specification of procedure printer_close [2022-10-17 16:42:18,394 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_close [2022-10-17 16:42:18,394 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-10-17 16:42:18,394 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-10-17 16:42:18,394 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:42:18,394 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2022-10-17 16:42:18,394 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2022-10-17 16:42:18,394 INFO L130 BoogieDeclarations]: Found specification of procedure printer_fsync [2022-10-17 16:42:18,395 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_fsync [2022-10-17 16:42:18,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-10-17 16:42:18,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-10-17 16:42:18,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:42:18,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:42:18,395 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-10-17 16:42:18,396 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-10-17 16:42:18,396 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-10-17 16:42:18,396 INFO L130 BoogieDeclarations]: Found specification of procedure init_utsname [2022-10-17 16:42:18,396 INFO L138 BoogieDeclarations]: Found implementation of procedure init_utsname [2022-10-17 16:42:18,397 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_enable [2022-10-17 16:42:18,397 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_enable [2022-10-17 16:42:18,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:42:18,397 INFO L130 BoogieDeclarations]: Found specification of procedure printer_open [2022-10-17 16:42:18,398 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_open [2022-10-17 16:42:18,398 INFO L130 BoogieDeclarations]: Found specification of procedure printer_bind [2022-10-17 16:42:18,398 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_bind [2022-10-17 16:42:18,399 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-10-17 16:42:18,399 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-10-17 16:42:18,399 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-10-17 16:42:18,400 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-10-17 16:42:18,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-10-17 16:42:18,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-10-17 16:42:18,400 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2022-10-17 16:42:18,400 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2022-10-17 16:42:18,401 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-10-17 16:42:18,401 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-10-17 16:42:18,402 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-10-17 16:42:18,402 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-10-17 16:42:18,402 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_autoconfig [2022-10-17 16:42:18,402 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_autoconfig [2022-10-17 16:42:18,402 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:42:18,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 16:42:18,403 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-10-17 16:42:18,403 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-10-17 16:42:18,403 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2022-10-17 16:42:18,403 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2022-10-17 16:42:18,404 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-10-17 16:42:18,404 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-10-17 16:42:18,404 INFO L130 BoogieDeclarations]: Found specification of procedure printer_setup [2022-10-17 16:42:18,404 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_setup [2022-10-17 16:42:18,405 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-10-17 16:42:18,405 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-10-17 16:42:18,408 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2022-10-17 16:42:18,408 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2022-10-17 16:42:18,408 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-10-17 16:42:18,409 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-10-17 16:42:18,410 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-10-17 16:42:18,410 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-10-17 16:42:18,411 INFO L130 BoogieDeclarations]: Found specification of procedure set_gadget_data [2022-10-17 16:42:18,412 INFO L138 BoogieDeclarations]: Found implementation of procedure set_gadget_data [2022-10-17 16:42:18,412 INFO L130 BoogieDeclarations]: Found specification of procedure printer_req_alloc [2022-10-17 16:42:18,419 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_req_alloc [2022-10-17 16:42:18,419 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-10-17 16:42:18,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-10-17 16:42:18,419 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-10-17 16:42:18,419 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-10-17 16:42:18,420 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_disable [2022-10-17 16:42:18,450 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_disable [2022-10-17 16:42:18,450 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-10-17 16:42:18,450 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-10-17 16:42:18,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_region [2022-10-17 16:42:18,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_region [2022-10-17 16:42:18,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:42:18,450 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2022-10-17 16:42:18,451 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2022-10-17 16:42:18,451 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-17 16:42:18,451 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-10-17 16:42:18,451 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-10-17 16:42:18,451 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:42:18,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:42:18,451 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-10-17 16:42:18,451 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-10-17 16:42:19,114 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:42:19,120 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:42:19,411 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-17 16:42:47,283 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:42:48,530 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:42:48,531 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:42:48,537 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:42:48 BoogieIcfgContainer [2022-10-17 16:42:48,537 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:42:48,538 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:42:48,538 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:42:48,549 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:42:48,549 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:42:48" (1/1) ... [2022-10-17 16:42:48,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:42:48,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:48,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1447 states to 979 states and 1447 transitions. [2022-10-17 16:42:48,706 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 1447 transitions. [2022-10-17 16:42:48,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-10-17 16:42:48,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:48,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:49,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:49,860 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked.