./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--class--cdc-acm.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36014cff-a0b8-4de8-868f-e4c94dd6d482/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36014cff-a0b8-4de8-868f-e4c94dd6d482/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36014cff-a0b8-4de8-868f-e4c94dd6d482/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36014cff-a0b8-4de8-868f-e4c94dd6d482/bin/ukojak-CwSLpZB5Qu/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--class--cdc-acm.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36014cff-a0b8-4de8-868f-e4c94dd6d482/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36014cff-a0b8-4de8-868f-e4c94dd6d482/bin/ukojak-CwSLpZB5Qu --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 36ffbabf76f0a0e87302d8b80308134217d4fdef380ae154dfcdec710817c6e2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:49,515 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:49,519 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:49,569 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:49,570 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:49,571 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:49,573 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:49,575 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:49,578 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:49,579 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:49,580 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:49,582 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:49,583 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:49,584 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:49,586 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:49,588 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:49,589 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:49,590 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:49,593 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:49,595 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:49,597 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:49,599 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:49,601 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:49,602 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:49,606 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:49,606 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:49,607 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:49,608 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:49,609 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:49,610 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:49,611 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:49,612 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:49,613 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:49,614 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:49,615 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:49,616 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:49,617 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:49,617 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:49,618 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:49,619 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:49,620 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:49,621 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36014cff-a0b8-4de8-868f-e4c94dd6d482/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:55:49,648 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:49,649 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:49,651 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:49,652 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:49,653 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:49,653 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:49,654 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:49,654 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:55:49,661 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:49,661 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:49,661 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:49,662 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:49,662 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:49,662 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:49,663 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:49,664 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:49,664 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:49,664 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:49,665 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:49,665 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:49,665 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:49,666 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:49,666 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:55:49,666 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:55:49,666 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:49,667 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_36014cff-a0b8-4de8-868f-e4c94dd6d482/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36014cff-a0b8-4de8-868f-e4c94dd6d482/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36ffbabf76f0a0e87302d8b80308134217d4fdef380ae154dfcdec710817c6e2 [2021-11-23 15:55:49,957 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:49,989 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:49,993 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:49,994 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:49,995 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:49,997 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36014cff-a0b8-4de8-868f-e4c94dd6d482/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i [2021-11-23 15:55:50,081 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36014cff-a0b8-4de8-868f-e4c94dd6d482/bin/ukojak-CwSLpZB5Qu/data/0e6d68ff4/ec8004f140db40c2a93365982a0e99a7/FLAG5f659f7c7 [2021-11-23 15:55:50,932 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:50,934 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36014cff-a0b8-4de8-868f-e4c94dd6d482/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i [2021-11-23 15:55:50,983 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36014cff-a0b8-4de8-868f-e4c94dd6d482/bin/ukojak-CwSLpZB5Qu/data/0e6d68ff4/ec8004f140db40c2a93365982a0e99a7/FLAG5f659f7c7 [2021-11-23 15:55:51,409 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36014cff-a0b8-4de8-868f-e4c94dd6d482/bin/ukojak-CwSLpZB5Qu/data/0e6d68ff4/ec8004f140db40c2a93365982a0e99a7 [2021-11-23 15:55:51,411 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:51,412 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:51,414 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:51,414 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:51,417 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:51,428 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:51" (1/1) ... [2021-11-23 15:55:51,429 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17b36487 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:51, skipping insertion in model container [2021-11-23 15:55:51,430 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:51" (1/1) ... [2021-11-23 15:55:51,436 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:51,569 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:52,117 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3834] [2021-11-23 15:55:52,121 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3835-3836] [2021-11-23 15:55:52,641 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_36014cff-a0b8-4de8-868f-e4c94dd6d482/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i[119274,119287] [2021-11-23 15:55:53,777 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:53,826 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:53,903 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3834] [2021-11-23 15:55:53,904 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3835-3836] [2021-11-23 15:55:53,965 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_36014cff-a0b8-4de8-868f-e4c94dd6d482/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i[119274,119287] [2021-11-23 15:55:54,191 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:54,361 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:54,361 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:54 WrapperNode [2021-11-23 15:55:54,361 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:54,363 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:54,363 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:54,363 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:54,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:54" (1/1) ... [2021-11-23 15:55:54,505 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:54" (1/1) ... [2021-11-23 15:55:54,760 INFO L137 Inliner]: procedures = 264, calls = 3505, calls flagged for inlining = 131, calls inlined = 111, statements flattened = 6309 [2021-11-23 15:55:54,760 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:54,761 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:54,761 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:54,761 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:54,769 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:54" (1/1) ... [2021-11-23 15:55:54,770 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:54" (1/1) ... [2021-11-23 15:55:54,809 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:54" (1/1) ... [2021-11-23 15:55:54,810 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:54" (1/1) ... [2021-11-23 15:55:54,994 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:54" (1/1) ... [2021-11-23 15:55:55,051 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:54" (1/1) ... [2021-11-23 15:55:55,089 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:54" (1/1) ... [2021-11-23 15:55:55,120 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:55,122 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:55,123 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:55,123 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:55,124 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:54" (1/1) ... [2021-11-23 15:55:55,131 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:55,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36014cff-a0b8-4de8-868f-e4c94dd6d482/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:55,162 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36014cff-a0b8-4de8-868f-e4c94dd6d482/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:55,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36014cff-a0b8-4de8-868f-e4c94dd6d482/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:55,209 INFO L130 BoogieDeclarations]: Found specification of procedure acm_disconnect [2021-11-23 15:55:55,209 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_disconnect [2021-11-23 15:55:55,211 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_hangup [2021-11-23 15:55:55,212 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_hangup [2021-11-23 15:55:55,212 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2021-11-23 15:55:55,212 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2021-11-23 15:55:55,212 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2021-11-23 15:55:55,212 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2021-11-23 15:55:55,212 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2021-11-23 15:55:55,212 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-11-23 15:55:55,212 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:55:55,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:55:55,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:55:55,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:55:55,213 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2021-11-23 15:55:55,213 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2021-11-23 15:55:55,213 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_cleanup [2021-11-23 15:55:55,213 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_cleanup [2021-11-23 15:55:55,213 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-23 15:55:55,214 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-23 15:55:55,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-11-23 15:55:55,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-11-23 15:55:55,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:55:55,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:55:55,214 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2021-11-23 15:55:55,214 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2021-11-23 15:55:55,214 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2021-11-23 15:55:55,215 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2021-11-23 15:55:55,215 INFO L130 BoogieDeclarations]: Found specification of procedure acm_write_buffers_free [2021-11-23 15:55:55,215 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_write_buffers_free [2021-11-23 15:55:55,215 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 15:55:55,215 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 15:55:55,215 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2021-11-23 15:55:55,215 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2021-11-23 15:55:55,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:55:55,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:55:55,216 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2021-11-23 15:55:55,216 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2021-11-23 15:55:55,216 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2021-11-23 15:55:55,216 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2021-11-23 15:55:55,216 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 15:55:55,217 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 15:55:55,217 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:55:55,217 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:55:55,217 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 15:55:55,217 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 15:55:55,217 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_put [2021-11-23 15:55:55,218 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_put [2021-11-23 15:55:55,218 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_chars_in_buffer [2021-11-23 15:55:55,218 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_chars_in_buffer [2021-11-23 15:55:55,218 INFO L130 BoogieDeclarations]: Found specification of procedure acm_resume [2021-11-23 15:55:55,218 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_resume [2021-11-23 15:55:55,218 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:55:55,218 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-23 15:55:55,219 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-23 15:55:55,219 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 15:55:55,219 INFO L130 BoogieDeclarations]: Found specification of procedure acm_ctrl_msg [2021-11-23 15:55:55,220 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_ctrl_msg [2021-11-23 15:55:55,220 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2021-11-23 15:55:55,221 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2021-11-23 15:55:55,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:55:55,221 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_hangup [2021-11-23 15:55:55,222 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_hangup [2021-11-23 15:55:55,222 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ifnum_to_if [2021-11-23 15:55:55,222 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ifnum_to_if [2021-11-23 15:55:55,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-11-23 15:55:55,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-11-23 15:55:55,223 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 15:55:55,223 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 15:55:55,223 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:55:55,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:55:55,223 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-23 15:55:55,223 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-23 15:55:55,224 INFO L130 BoogieDeclarations]: Found specification of procedure put_tty_driver [2021-11-23 15:55:55,224 INFO L138 BoogieDeclarations]: Found implementation of procedure put_tty_driver [2021-11-23 15:55:55,224 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-23 15:55:55,224 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-23 15:55:55,224 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_tiocmget [2021-11-23 15:55:55,224 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_tiocmget [2021-11-23 15:55:55,224 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2021-11-23 15:55:55,224 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2021-11-23 15:55:55,225 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_set_termios [2021-11-23 15:55:55,225 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_set_termios [2021-11-23 15:55:55,225 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_from_anchor [2021-11-23 15:55:55,225 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_from_anchor [2021-11-23 15:55:55,225 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2021-11-23 15:55:55,225 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2021-11-23 15:55:55,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 15:55:55,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 15:55:55,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 15:55:55,226 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-11-23 15:55:55,226 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-11-23 15:55:55,226 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_break_ctl [2021-11-23 15:55:55,227 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_break_ctl [2021-11-23 15:55:55,227 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-23 15:55:55,227 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-23 15:55:55,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 15:55:55,227 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2021-11-23 15:55:55,228 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2021-11-23 15:55:55,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:55:55,228 INFO L130 BoogieDeclarations]: Found specification of procedure acm_start_wb [2021-11-23 15:55:55,228 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_start_wb [2021-11-23 15:55:55,228 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2021-11-23 15:55:55,229 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2021-11-23 15:55:55,229 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:55:55,229 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:55:55,229 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 15:55:55,229 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 15:55:55,229 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_throttle [2021-11-23 15:55:55,229 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_throttle [2021-11-23 15:55:55,229 INFO L130 BoogieDeclarations]: Found specification of procedure acm_wb_is_avail [2021-11-23 15:55:55,230 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_wb_is_avail [2021-11-23 15:55:55,230 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-23 15:55:55,230 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-23 15:55:55,230 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-11-23 15:55:55,230 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-11-23 15:55:55,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-23 15:55:55,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-23 15:55:55,231 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_write_room [2021-11-23 15:55:55,231 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_write_room [2021-11-23 15:55:55,232 INFO L130 BoogieDeclarations]: Found specification of procedure acm_submit_read_urb [2021-11-23 15:55:55,234 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_submit_read_urb [2021-11-23 15:55:55,234 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2021-11-23 15:55:55,235 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2021-11-23 15:55:55,235 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:55:55,235 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:55:55,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:55:55,237 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-23 15:55:55,237 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-23 15:55:55,238 INFO L130 BoogieDeclarations]: Found specification of procedure acm_write_done [2021-11-23 15:55:55,243 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_write_done [2021-11-23 15:55:55,244 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_ioctl [2021-11-23 15:55:55,244 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_ioctl [2021-11-23 15:55:55,244 INFO L130 BoogieDeclarations]: Found specification of procedure acm_release_minor [2021-11-23 15:55:55,244 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_release_minor [2021-11-23 15:55:55,244 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-11-23 15:55:55,244 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-11-23 15:55:55,244 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:55:55,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:55:55,244 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface_async [2021-11-23 15:55:55,244 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface_async [2021-11-23 15:55:55,245 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_unthrottle [2021-11-23 15:55:55,245 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_unthrottle [2021-11-23 15:55:55,245 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:55:55,245 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:55,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:55:55,245 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 15:55:55,245 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-11-23 15:55:55,245 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-11-23 15:55:55,245 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-11-23 15:55:55,246 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-11-23 15:55:55,246 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2021-11-23 15:55:55,246 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2021-11-23 15:55:55,246 INFO L130 BoogieDeclarations]: Found specification of procedure acm_port_dtr_rts [2021-11-23 15:55:55,246 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_port_dtr_rts [2021-11-23 15:55:55,246 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-23 15:55:55,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-23 15:55:55,246 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-11-23 15:55:55,246 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-11-23 15:55:55,247 INFO L130 BoogieDeclarations]: Found specification of procedure acm_read_buffers_free [2021-11-23 15:55:55,247 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_read_buffers_free [2021-11-23 15:55:55,247 INFO L130 BoogieDeclarations]: Found specification of procedure acm_submit_read_urbs [2021-11-23 15:55:55,247 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_submit_read_urbs [2021-11-23 15:55:55,247 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_install [2021-11-23 15:55:55,247 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_install [2021-11-23 15:55:55,247 INFO L130 BoogieDeclarations]: Found specification of procedure stop_data_traffic [2021-11-23 15:55:55,247 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_data_traffic [2021-11-23 15:55:55,247 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-11-23 15:55:55,247 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-11-23 15:55:55,248 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-23 15:55:55,248 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-23 15:55:55,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:55:55,248 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2021-11-23 15:55:55,248 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2021-11-23 15:55:55,248 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2021-11-23 15:55:55,248 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2021-11-23 15:55:55,248 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_tiocmset [2021-11-23 15:55:55,248 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_tiocmset [2021-11-23 15:55:55,249 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:55,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:55,249 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_driver [2021-11-23 15:55:55,249 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_driver [2021-11-23 15:55:55,249 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 15:55:55,249 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 15:55:56,025 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:56,029 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:56,288 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:55:56,292 INFO L158 Benchmark]: Toolchain (without parser) took 4878.46ms. Allocated memory was 109.1MB in the beginning and 239.1MB in the end (delta: 130.0MB). Free memory was 67.3MB in the beginning and 123.2MB in the end (delta: -55.9MB). Peak memory consumption was 79.4MB. Max. memory is 16.1GB. [2021-11-23 15:55:56,293 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 109.1MB. Free memory was 63.5MB in the beginning and 63.4MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:56,293 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2947.98ms. Allocated memory was 109.1MB in the beginning and 239.1MB in the end (delta: 130.0MB). Free memory was 67.0MB in the beginning and 176.4MB in the end (delta: -109.4MB). Peak memory consumption was 70.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:56,294 INFO L158 Benchmark]: Boogie Procedure Inliner took 397.65ms. Allocated memory is still 239.1MB. Free memory was 176.4MB in the beginning and 139.7MB in the end (delta: 36.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2021-11-23 15:55:56,295 INFO L158 Benchmark]: Boogie Preprocessor took 359.68ms. Allocated memory is still 239.1MB. Free memory was 139.7MB in the beginning and 148.4MB in the end (delta: -8.7MB). Peak memory consumption was 50.0MB. Max. memory is 16.1GB. [2021-11-23 15:55:56,295 INFO L158 Benchmark]: RCFGBuilder took 1167.83ms. Allocated memory is still 239.1MB. Free memory was 148.4MB in the beginning and 123.2MB in the end (delta: 25.2MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. [2021-11-23 15:55:56,299 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 109.1MB. Free memory was 63.5MB in the beginning and 63.4MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2947.98ms. Allocated memory was 109.1MB in the beginning and 239.1MB in the end (delta: 130.0MB). Free memory was 67.0MB in the beginning and 176.4MB in the end (delta: -109.4MB). Peak memory consumption was 70.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 397.65ms. Allocated memory is still 239.1MB. Free memory was 176.4MB in the beginning and 139.7MB in the end (delta: 36.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 359.68ms. Allocated memory is still 239.1MB. Free memory was 139.7MB in the beginning and 148.4MB in the end (delta: -8.7MB). Peak memory consumption was 50.0MB. Max. memory is 16.1GB. * RCFGBuilder took 1167.83ms. Allocated memory is still 239.1MB. Free memory was 148.4MB in the beginning and 123.2MB in the end (delta: 25.2MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:55:56,356 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36014cff-a0b8-4de8-868f-e4c94dd6d482/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36014cff-a0b8-4de8-868f-e4c94dd6d482/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36014cff-a0b8-4de8-868f-e4c94dd6d482/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36014cff-a0b8-4de8-868f-e4c94dd6d482/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36014cff-a0b8-4de8-868f-e4c94dd6d482/bin/ukojak-CwSLpZB5Qu/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--class--cdc-acm.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36014cff-a0b8-4de8-868f-e4c94dd6d482/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36014cff-a0b8-4de8-868f-e4c94dd6d482/bin/ukojak-CwSLpZB5Qu --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 36ffbabf76f0a0e87302d8b80308134217d4fdef380ae154dfcdec710817c6e2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:58,812 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:58,816 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:58,870 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:58,871 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:58,876 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:58,878 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:58,881 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:58,882 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:58,883 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:58,884 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:58,885 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:58,886 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:58,887 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:58,889 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:58,890 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:58,891 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:58,892 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:58,895 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:58,897 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:58,899 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:58,901 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:58,902 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:58,903 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:58,907 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:58,907 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:58,908 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:58,909 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:58,910 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:58,911 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:58,911 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:58,912 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:58,913 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:58,914 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:58,915 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:58,916 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:58,917 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:58,917 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:58,917 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:58,918 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:58,919 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:58,920 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36014cff-a0b8-4de8-868f-e4c94dd6d482/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:55:58,946 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:58,946 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:58,947 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:58,947 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:58,947 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:58,948 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:58,948 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:58,948 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:58,948 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:58,948 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:58,948 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:58,949 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:55:58,949 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:55:58,949 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:55:58,949 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:58,949 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:58,950 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:58,950 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:58,950 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:58,950 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:58,950 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:58,951 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:58,951 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:58,951 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:58,951 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:55:58,951 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:55:58,952 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:58,952 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:55:58,952 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:55:58,952 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_36014cff-a0b8-4de8-868f-e4c94dd6d482/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36014cff-a0b8-4de8-868f-e4c94dd6d482/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36ffbabf76f0a0e87302d8b80308134217d4fdef380ae154dfcdec710817c6e2 [2021-11-23 15:55:59,296 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:59,318 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:59,321 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:59,322 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:59,323 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:59,324 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36014cff-a0b8-4de8-868f-e4c94dd6d482/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i [2021-11-23 15:55:59,393 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36014cff-a0b8-4de8-868f-e4c94dd6d482/bin/ukojak-CwSLpZB5Qu/data/b3acc759f/ce3b438e2b6346c6affccd974a05bdd8/FLAG5a249cabe [2021-11-23 15:56:00,253 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:56:00,256 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36014cff-a0b8-4de8-868f-e4c94dd6d482/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i [2021-11-23 15:56:00,299 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36014cff-a0b8-4de8-868f-e4c94dd6d482/bin/ukojak-CwSLpZB5Qu/data/b3acc759f/ce3b438e2b6346c6affccd974a05bdd8/FLAG5a249cabe [2021-11-23 15:56:00,737 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36014cff-a0b8-4de8-868f-e4c94dd6d482/bin/ukojak-CwSLpZB5Qu/data/b3acc759f/ce3b438e2b6346c6affccd974a05bdd8 [2021-11-23 15:56:00,741 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:56:00,743 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:56:00,745 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:00,745 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:56:00,749 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:56:00,750 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:00" (1/1) ... [2021-11-23 15:56:00,751 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74298f04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:00, skipping insertion in model container [2021-11-23 15:56:00,751 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:00" (1/1) ... [2021-11-23 15:56:00,777 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:56:00,937 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:56:01,525 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3834] [2021-11-23 15:56:01,526 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3835-3836] [2021-11-23 15:56:02,056 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_36014cff-a0b8-4de8-868f-e4c94dd6d482/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i[119274,119287] [2021-11-23 15:56:03,124 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:03,192 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:56:03,254 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:56:03,343 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3834] [2021-11-23 15:56:03,343 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3835-3836] [2021-11-23 15:56:03,367 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_36014cff-a0b8-4de8-868f-e4c94dd6d482/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i[119274,119287] [2021-11-23 15:56:03,650 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:03,710 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:56:03,842 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3834] [2021-11-23 15:56:03,842 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3835-3836] [2021-11-23 15:56:03,856 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_36014cff-a0b8-4de8-868f-e4c94dd6d482/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i[119274,119287] [2021-11-23 15:56:04,164 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:04,381 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:56:04,381 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:04 WrapperNode [2021-11-23 15:56:04,381 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:04,382 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:04,383 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:56:04,383 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:56:04,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:04" (1/1) ... [2021-11-23 15:56:04,507 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:04" (1/1) ... [2021-11-23 15:56:04,786 INFO L137 Inliner]: procedures = 279, calls = 3505, calls flagged for inlining = 131, calls inlined = 111, statements flattened = 6167 [2021-11-23 15:56:04,786 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:04,787 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:56:04,787 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:56:04,788 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:56:04,796 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:04" (1/1) ... [2021-11-23 15:56:04,796 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:04" (1/1) ... [2021-11-23 15:56:04,863 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:04" (1/1) ... [2021-11-23 15:56:04,872 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:04" (1/1) ... [2021-11-23 15:56:05,085 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:04" (1/1) ... [2021-11-23 15:56:05,119 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:04" (1/1) ... [2021-11-23 15:56:05,157 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:04" (1/1) ... [2021-11-23 15:56:05,198 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:56:05,201 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:56:05,201 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:56:05,201 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:56:05,202 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:04" (1/1) ... [2021-11-23 15:56:05,209 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:05,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36014cff-a0b8-4de8-868f-e4c94dd6d482/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:56:05,295 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36014cff-a0b8-4de8-868f-e4c94dd6d482/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:56:05,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36014cff-a0b8-4de8-868f-e4c94dd6d482/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:56:05,340 INFO L130 BoogieDeclarations]: Found specification of procedure acm_disconnect [2021-11-23 15:56:05,341 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_disconnect [2021-11-23 15:56:05,341 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_hangup [2021-11-23 15:56:05,341 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_hangup [2021-11-23 15:56:05,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:56:05,341 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2021-11-23 15:56:05,341 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2021-11-23 15:56:05,342 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2021-11-23 15:56:05,342 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2021-11-23 15:56:05,342 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2021-11-23 15:56:05,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:56:05,342 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-11-23 15:56:05,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:56:05,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:56:05,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 15:56:05,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:56:05,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:56:05,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:56:05,343 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2021-11-23 15:56:05,344 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2021-11-23 15:56:05,344 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_cleanup [2021-11-23 15:56:05,344 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_cleanup [2021-11-23 15:56:05,344 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-23 15:56:05,344 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-23 15:56:05,344 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-11-23 15:56:05,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-11-23 15:56:05,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:56:05,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:56:05,346 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2021-11-23 15:56:05,346 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2021-11-23 15:56:05,346 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2021-11-23 15:56:05,346 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2021-11-23 15:56:05,346 INFO L130 BoogieDeclarations]: Found specification of procedure acm_write_buffers_free [2021-11-23 15:56:05,346 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_write_buffers_free [2021-11-23 15:56:05,347 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 15:56:05,347 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 15:56:05,347 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2021-11-23 15:56:05,347 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2021-11-23 15:56:05,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:56:05,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:56:05,348 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2021-11-23 15:56:05,348 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2021-11-23 15:56:05,348 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2021-11-23 15:56:05,349 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2021-11-23 15:56:05,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 15:56:05,349 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 15:56:05,349 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:56:05,350 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:56:05,350 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 15:56:05,352 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 15:56:05,352 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_put [2021-11-23 15:56:05,352 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_put [2021-11-23 15:56:05,353 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_chars_in_buffer [2021-11-23 15:56:05,353 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_chars_in_buffer [2021-11-23 15:56:05,353 INFO L130 BoogieDeclarations]: Found specification of procedure acm_resume [2021-11-23 15:56:05,353 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_resume [2021-11-23 15:56:05,353 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:56:05,353 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-23 15:56:05,354 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-23 15:56:05,354 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 15:56:05,354 INFO L130 BoogieDeclarations]: Found specification of procedure acm_ctrl_msg [2021-11-23 15:56:05,354 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_ctrl_msg [2021-11-23 15:56:05,354 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2021-11-23 15:56:05,354 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2021-11-23 15:56:05,355 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:56:05,355 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_hangup [2021-11-23 15:56:05,356 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_hangup [2021-11-23 15:56:05,356 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ifnum_to_if [2021-11-23 15:56:05,356 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ifnum_to_if [2021-11-23 15:56:05,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-11-23 15:56:05,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-11-23 15:56:05,356 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 15:56:05,356 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 15:56:05,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:56:05,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:56:05,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 15:56:05,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:56:05,357 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:56:05,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:56:05,358 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-23 15:56:05,358 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-23 15:56:05,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 15:56:05,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:56:05,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:56:05,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 15:56:05,359 INFO L130 BoogieDeclarations]: Found specification of procedure put_tty_driver [2021-11-23 15:56:05,359 INFO L138 BoogieDeclarations]: Found implementation of procedure put_tty_driver [2021-11-23 15:56:05,360 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-23 15:56:05,360 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-23 15:56:05,361 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_tiocmget [2021-11-23 15:56:05,361 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_tiocmget [2021-11-23 15:56:05,361 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2021-11-23 15:56:05,362 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2021-11-23 15:56:05,362 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_set_termios [2021-11-23 15:56:05,362 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_set_termios [2021-11-23 15:56:05,362 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_from_anchor [2021-11-23 15:56:05,363 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_from_anchor [2021-11-23 15:56:05,363 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2021-11-23 15:56:05,363 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2021-11-23 15:56:05,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 15:56:05,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 15:56:05,363 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-11-23 15:56:05,363 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-11-23 15:56:05,364 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_break_ctl [2021-11-23 15:56:05,364 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_break_ctl [2021-11-23 15:56:05,364 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-23 15:56:05,364 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-23 15:56:05,365 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2021-11-23 15:56:05,365 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2021-11-23 15:56:05,365 INFO L130 BoogieDeclarations]: Found specification of procedure acm_start_wb [2021-11-23 15:56:05,366 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_start_wb [2021-11-23 15:56:05,368 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2021-11-23 15:56:05,369 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2021-11-23 15:56:05,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:56:05,369 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:56:05,370 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 15:56:05,371 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 15:56:05,371 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_throttle [2021-11-23 15:56:05,371 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_throttle [2021-11-23 15:56:05,371 INFO L130 BoogieDeclarations]: Found specification of procedure acm_wb_is_avail [2021-11-23 15:56:05,376 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_wb_is_avail [2021-11-23 15:56:05,376 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-23 15:56:05,376 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-23 15:56:05,377 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-11-23 15:56:05,377 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-11-23 15:56:05,377 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-23 15:56:05,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-23 15:56:05,377 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_write_room [2021-11-23 15:56:05,377 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_write_room [2021-11-23 15:56:05,377 INFO L130 BoogieDeclarations]: Found specification of procedure acm_submit_read_urb [2021-11-23 15:56:05,377 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_submit_read_urb [2021-11-23 15:56:05,378 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2021-11-23 15:56:05,378 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2021-11-23 15:56:05,378 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:56:05,378 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:56:05,378 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-23 15:56:05,378 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-23 15:56:05,378 INFO L130 BoogieDeclarations]: Found specification of procedure acm_write_done [2021-11-23 15:56:05,378 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_write_done [2021-11-23 15:56:05,378 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_ioctl [2021-11-23 15:56:05,379 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_ioctl [2021-11-23 15:56:05,379 INFO L130 BoogieDeclarations]: Found specification of procedure acm_release_minor [2021-11-23 15:56:05,379 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_release_minor [2021-11-23 15:56:05,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 15:56:05,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 15:56:05,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 15:56:05,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 15:56:05,379 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-11-23 15:56:05,379 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-11-23 15:56:05,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:56:05,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:56:05,380 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface_async [2021-11-23 15:56:05,380 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface_async [2021-11-23 15:56:05,380 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_unthrottle [2021-11-23 15:56:05,380 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_unthrottle [2021-11-23 15:56:05,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:56:05,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:56:05,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:56:05,381 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 15:56:05,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 15:56:05,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 15:56:05,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 15:56:05,381 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-11-23 15:56:05,381 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-11-23 15:56:05,381 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-11-23 15:56:05,381 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-11-23 15:56:05,381 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2021-11-23 15:56:05,382 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2021-11-23 15:56:05,382 INFO L130 BoogieDeclarations]: Found specification of procedure acm_port_dtr_rts [2021-11-23 15:56:05,382 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_port_dtr_rts [2021-11-23 15:56:05,382 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-23 15:56:05,382 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-23 15:56:05,382 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-11-23 15:56:05,382 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-11-23 15:56:05,382 INFO L130 BoogieDeclarations]: Found specification of procedure acm_read_buffers_free [2021-11-23 15:56:05,382 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_read_buffers_free [2021-11-23 15:56:05,383 INFO L130 BoogieDeclarations]: Found specification of procedure acm_submit_read_urbs [2021-11-23 15:56:05,383 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_submit_read_urbs [2021-11-23 15:56:05,383 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_install [2021-11-23 15:56:05,383 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_install [2021-11-23 15:56:05,383 INFO L130 BoogieDeclarations]: Found specification of procedure stop_data_traffic [2021-11-23 15:56:05,383 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_data_traffic [2021-11-23 15:56:05,383 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-11-23 15:56:05,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-11-23 15:56:05,383 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-23 15:56:05,384 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-23 15:56:05,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 15:56:05,384 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2021-11-23 15:56:05,384 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2021-11-23 15:56:05,384 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2021-11-23 15:56:05,384 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2021-11-23 15:56:05,384 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_tiocmset [2021-11-23 15:56:05,384 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_tiocmset [2021-11-23 15:56:05,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:56:05,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:56:05,385 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_driver [2021-11-23 15:56:05,385 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_driver [2021-11-23 15:56:05,385 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 15:56:05,385 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 15:56:06,102 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:56:06,115 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:56:06,594 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:56:06,597 INFO L158 Benchmark]: Toolchain (without parser) took 5854.67ms. Allocated memory was 56.6MB in the beginning and 272.6MB in the end (delta: 216.0MB). Free memory was 24.1MB in the beginning and 141.4MB in the end (delta: -117.3MB). Peak memory consumption was 105.3MB. Max. memory is 16.1GB. [2021-11-23 15:56:06,598 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 56.6MB. Free memory is still 37.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:06,598 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3636.54ms. Allocated memory was 56.6MB in the beginning and 272.6MB in the end (delta: 216.0MB). Free memory was 23.9MB in the beginning and 181.8MB in the end (delta: -157.9MB). Peak memory consumption was 62.7MB. Max. memory is 16.1GB. [2021-11-23 15:56:06,599 INFO L158 Benchmark]: Boogie Procedure Inliner took 404.20ms. Allocated memory is still 272.6MB. Free memory was 181.8MB in the beginning and 146.1MB in the end (delta: 35.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2021-11-23 15:56:06,599 INFO L158 Benchmark]: Boogie Preprocessor took 412.25ms. Allocated memory is still 272.6MB. Free memory was 146.1MB in the beginning and 172.1MB in the end (delta: -26.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2021-11-23 15:56:06,600 INFO L158 Benchmark]: RCFGBuilder took 1395.13ms. Allocated memory is still 272.6MB. Free memory was 172.1MB in the beginning and 141.4MB in the end (delta: 30.7MB). Peak memory consumption was 37.2MB. Max. memory is 16.1GB. [2021-11-23 15:56:06,602 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 56.6MB. Free memory is still 37.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3636.54ms. Allocated memory was 56.6MB in the beginning and 272.6MB in the end (delta: 216.0MB). Free memory was 23.9MB in the beginning and 181.8MB in the end (delta: -157.9MB). Peak memory consumption was 62.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 404.20ms. Allocated memory is still 272.6MB. Free memory was 181.8MB in the beginning and 146.1MB in the end (delta: 35.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 412.25ms. Allocated memory is still 272.6MB. Free memory was 146.1MB in the beginning and 172.1MB in the end (delta: -26.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1395.13ms. Allocated memory is still 272.6MB. Free memory was 172.1MB in the beginning and 141.4MB in the end (delta: 30.7MB). Peak memory consumption was 37.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:56:06,644 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36014cff-a0b8-4de8-868f-e4c94dd6d482/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable