./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--serial--sierra.ko-entry_point.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_c8da8301-3324-4011-9217-365d81d4b2e7/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8da8301-3324-4011-9217-365d81d4b2e7/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_c8da8301-3324-4011-9217-365d81d4b2e7/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8da8301-3324-4011-9217-365d81d4b2e7/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--serial--sierra.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8da8301-3324-4011-9217-365d81d4b2e7/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_c8da8301-3324-4011-9217-365d81d4b2e7/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 d6a36286e10ea43dd9b822762f3f2df49a2903c1188868a0fefb608a216bfe78 --- 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 16:43:15,515 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:43:15,517 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:43:15,567 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:43:15,568 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:43:15,575 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:43:15,577 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:43:15,583 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:43:15,585 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:43:15,594 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:43:15,595 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:43:15,598 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:43:15,599 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:43:15,602 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:43:15,604 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:43:15,606 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:43:15,608 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:43:15,609 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:43:15,611 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:43:15,623 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:43:15,626 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:43:15,628 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:43:15,632 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:43:15,633 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:43:15,638 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:43:15,639 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:43:15,639 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:43:15,641 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:43:15,642 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:43:15,644 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:43:15,644 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:43:15,646 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:43:15,648 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:43:15,649 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:43:15,650 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:43:15,651 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:43:15,652 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:43:15,652 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:43:15,652 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:43:15,653 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:43:15,654 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:43:15,655 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8da8301-3324-4011-9217-365d81d4b2e7/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-10-17 16:43:15,713 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:43:15,713 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:43:15,715 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:43:15,715 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:43:15,716 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:43:15,717 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:43:15,717 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:43:15,717 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:43:15,717 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:43:15,718 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:43:15,719 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:43:15,719 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:43:15,720 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:43:15,720 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:43:15,720 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:43:15,720 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:43:15,721 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:43:15,721 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:43:15,721 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:43:15,722 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:43:15,722 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:43:15,722 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:43:15,722 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:43:15,723 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:43:15,723 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:43:15,723 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_c8da8301-3324-4011-9217-365d81d4b2e7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8da8301-3324-4011-9217-365d81d4b2e7/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d6a36286e10ea43dd9b822762f3f2df49a2903c1188868a0fefb608a216bfe78 [2022-10-17 16:43:16,076 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:43:16,115 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:43:16,118 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:43:16,119 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:43:16,120 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:43:16,121 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8da8301-3324-4011-9217-365d81d4b2e7/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--serial--sierra.ko-entry_point.cil.out.i [2022-10-17 16:43:16,192 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8da8301-3324-4011-9217-365d81d4b2e7/bin/ukojak-92XMlrwhuB/data/7f85e317e/92dac38bc0c04b1bb7d0aea51178d258/FLAG755415852 [2022-10-17 16:43:17,121 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:43:17,122 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8da8301-3324-4011-9217-365d81d4b2e7/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--serial--sierra.ko-entry_point.cil.out.i [2022-10-17 16:43:17,168 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8da8301-3324-4011-9217-365d81d4b2e7/bin/ukojak-92XMlrwhuB/data/7f85e317e/92dac38bc0c04b1bb7d0aea51178d258/FLAG755415852 [2022-10-17 16:43:17,556 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8da8301-3324-4011-9217-365d81d4b2e7/bin/ukojak-92XMlrwhuB/data/7f85e317e/92dac38bc0c04b1bb7d0aea51178d258 [2022-10-17 16:43:17,574 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:43:17,575 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:43:17,577 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:43:17,577 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:43:17,580 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:43:17,581 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:43:17" (1/1) ... [2022-10-17 16:43:17,582 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1af1a301 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:17, skipping insertion in model container [2022-10-17 16:43:17,582 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:43:17" (1/1) ... [2022-10-17 16:43:17,590 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:43:17,687 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:43:18,299 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3846] [2022-10-17 16:43:18,300 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3847-3848] [2022-10-17 16:43:18,536 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_c8da8301-3324-4011-9217-365d81d4b2e7/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--serial--sierra.ko-entry_point.cil.out.i[114996,115009] [2022-10-17 16:43:19,106 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:43:19,157 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:43:19,303 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3846] [2022-10-17 16:43:19,303 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3847-3848] [2022-10-17 16:43:19,313 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_c8da8301-3324-4011-9217-365d81d4b2e7/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--serial--sierra.ko-entry_point.cil.out.i[114996,115009] [2022-10-17 16:43:19,542 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:43:19,629 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:43:19,629 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:19 WrapperNode [2022-10-17 16:43:19,630 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:43:19,631 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:43:19,631 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:43:19,632 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:43:19,640 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:19" (1/1) ... [2022-10-17 16:43:19,728 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:19" (1/1) ... [2022-10-17 16:43:19,916 INFO L138 Inliner]: procedures = 157, calls = 2002, calls flagged for inlining = 60, calls inlined = 53, statements flattened = 3402 [2022-10-17 16:43:19,917 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:43:19,918 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:43:19,918 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:43:19,918 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:43:19,940 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:19" (1/1) ... [2022-10-17 16:43:19,940 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:19" (1/1) ... [2022-10-17 16:43:19,987 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:19" (1/1) ... [2022-10-17 16:43:19,987 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:19" (1/1) ... [2022-10-17 16:43:20,097 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:19" (1/1) ... [2022-10-17 16:43:20,131 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:19" (1/1) ... [2022-10-17 16:43:20,257 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:19" (1/1) ... [2022-10-17 16:43:20,282 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:19" (1/1) ... [2022-10-17 16:43:20,316 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:43:20,317 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:43:20,317 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:43:20,318 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:43:20,319 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:19" (1/1) ... [2022-10-17 16:43:20,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:43:20,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8da8301-3324-4011-9217-365d81d4b2e7/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:43:20,356 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8da8301-3324-4011-9217-365d81d4b2e7/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:43:20,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8da8301-3324-4011-9217-365d81d4b2e7/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:43:20,496 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-10-17 16:43:20,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-10-17 16:43:20,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 16:43:20,496 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2022-10-17 16:43:20,496 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2022-10-17 16:43:20,497 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_tiocmget [2022-10-17 16:43:20,497 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_tiocmget [2022-10-17 16:43:20,497 INFO L130 BoogieDeclarations]: Found specification of procedure usb_mark_last_busy [2022-10-17 16:43:20,497 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_mark_last_busy [2022-10-17 16:43:20,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-17 16:43:20,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 16:43:20,498 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 16:43:20,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 16:43:20,498 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2022-10-17 16:43:20,498 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2022-10-17 16:43:20,498 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:43:20,498 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_calc_interface [2022-10-17 16:43:20,498 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_calc_interface [2022-10-17 16:43:20,499 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_serial_port_data [2022-10-17 16:43:20,499 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_serial_port_data [2022-10-17 16:43:20,499 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_resume [2022-10-17 16:43:20,499 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_resume [2022-10-17 16:43:20,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-10-17 16:43:20,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-10-17 16:43:20,499 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-10-17 16:43:20,500 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-10-17 16:43:20,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 16:43:20,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 16:43:20,500 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_close [2022-10-17 16:43:20,500 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_close [2022-10-17 16:43:20,500 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-10-17 16:43:20,500 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-10-17 16:43:20,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-10-17 16:43:20,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-10-17 16:43:20,501 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_write [2022-10-17 16:43:20,501 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_write [2022-10-17 16:43:20,501 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_submit_rx_urbs [2022-10-17 16:43:20,501 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_submit_rx_urbs [2022-10-17 16:43:20,501 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_port_probe [2022-10-17 16:43:20,502 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_port_probe [2022-10-17 16:43:20,502 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_send_setup [2022-10-17 16:43:20,502 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_send_setup [2022-10-17 16:43:20,502 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_anchored_urbs [2022-10-17 16:43:20,502 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_anchored_urbs [2022-10-17 16:43:20,502 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-17 16:43:20,503 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-17 16:43:20,503 INFO L130 BoogieDeclarations]: Found specification of procedure init_usb_anchor [2022-10-17 16:43:20,503 INFO L138 BoogieDeclarations]: Found implementation of procedure init_usb_anchor [2022-10-17 16:43:20,503 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_port_data [2022-10-17 16:43:20,503 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_port_data [2022-10-17 16:43:20,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:43:20,503 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2022-10-17 16:43:20,504 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2022-10-17 16:43:20,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-17 16:43:20,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-17 16:43:20,504 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-10-17 16:43:20,504 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-10-17 16:43:20,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-17 16:43:20,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-17 16:43:20,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 16:43:20,505 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 16:43:20,505 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface_async [2022-10-17 16:43:20,505 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface_async [2022-10-17 16:43:20,505 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:43:20,505 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:43:20,505 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_detach_1 [2022-10-17 16:43:20,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_detach_1 [2022-10-17 16:43:20,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:43:20,506 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_debug_data [2022-10-17 16:43:20,506 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_debug_data [2022-10-17 16:43:20,506 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-10-17 16:43:20,506 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-10-17 16:43:20,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:43:20,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:43:20,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:43:20,507 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_dtr_rts [2022-10-17 16:43:20,507 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_dtr_rts [2022-10-17 16:43:20,507 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-10-17 16:43:20,507 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-10-17 16:43:20,507 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:43:20,507 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2022-10-17 16:43:20,508 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2022-10-17 16:43:20,508 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_chars_in_buffer [2022-10-17 16:43:20,528 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_chars_in_buffer [2022-10-17 16:43:20,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-10-17 16:43:20,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-10-17 16:43:20,528 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-10-17 16:43:20,529 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-10-17 16:43:20,529 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-10-17 16:43:20,529 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-10-17 16:43:20,529 INFO L130 BoogieDeclarations]: Found specification of procedure usb_anchor_urb [2022-10-17 16:43:20,529 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_anchor_urb [2022-10-17 16:43:20,529 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_write_room [2022-10-17 16:43:20,529 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_write_room [2022-10-17 16:43:20,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:43:20,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 16:43:20,530 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_instat_callback [2022-10-17 16:43:20,530 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_instat_callback [2022-10-17 16:43:20,530 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_stop_rx_urbs [2022-10-17 16:43:20,530 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_stop_rx_urbs [2022-10-17 16:43:20,530 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-10-17 16:43:20,530 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-10-17 16:43:20,531 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-10-17 16:43:20,531 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-10-17 16:43:20,531 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_port_remove [2022-10-17 16:43:20,531 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_port_remove [2022-10-17 16:43:20,531 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-10-17 16:43:20,531 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-10-17 16:43:20,531 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_calc_num_ports [2022-10-17 16:43:20,532 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_calc_num_ports [2022-10-17 16:43:20,532 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unanchor_urb [2022-10-17 16:43:20,532 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unanchor_urb [2022-10-17 16:43:20,532 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_tiocmset [2022-10-17 16:43:20,532 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_tiocmset [2022-10-17 16:43:20,532 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_release_urb [2022-10-17 16:43:20,532 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_release_urb [2022-10-17 16:43:20,533 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-10-17 16:43:20,533 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-10-17 16:43:20,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:43:20,533 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_open [2022-10-17 16:43:20,533 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_open [2022-10-17 16:43:20,533 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_data [2022-10-17 16:43:20,533 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_data [2022-10-17 16:43:20,534 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_from_anchor [2022-10-17 16:43:20,534 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_from_anchor [2022-10-17 16:43:20,534 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2022-10-17 16:43:20,534 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2022-10-17 16:43:20,534 INFO L130 BoogieDeclarations]: Found specification of procedure sierra_suspend [2022-10-17 16:43:20,534 INFO L138 BoogieDeclarations]: Found implementation of procedure sierra_suspend [2022-10-17 16:43:20,534 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-17 16:43:20,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-10-17 16:43:20,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-10-17 16:43:20,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:43:20,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:43:21,086 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:43:21,091 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:43:29,879 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-17 16:43:34,066 INFO L276 CfgBuilder]: Performing block encoding