./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--gadget--udc--gr_udc.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_38d5ad16-4252-4524-8f41-afeba85f4f60/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d5ad16-4252-4524-8f41-afeba85f4f60/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_38d5ad16-4252-4524-8f41-afeba85f4f60/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d5ad16-4252-4524-8f41-afeba85f4f60/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--gadget--udc--gr_udc.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d5ad16-4252-4524-8f41-afeba85f4f60/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_38d5ad16-4252-4524-8f41-afeba85f4f60/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 6932181a2a9c8d4d7c700844e1db6a95829edf2ea099e17754a10b04a114b5cd --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:52:14,007 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:52:14,010 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:52:14,072 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:52:14,073 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:52:14,078 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:52:14,082 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:52:14,086 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:52:14,089 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:52:14,097 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:52:14,098 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:52:14,101 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:52:14,101 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:52:14,104 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:52:14,107 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:52:14,113 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:52:14,115 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:52:14,116 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:52:14,122 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:52:14,131 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:52:14,134 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:52:14,136 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:52:14,140 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:52:14,141 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:52:14,145 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:52:14,146 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:52:14,146 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:52:14,149 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:52:14,150 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:52:14,151 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:52:14,152 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:52:14,153 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:52:14,155 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:52:14,156 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:52:14,158 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:52:14,158 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:52:14,159 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:52:14,159 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:52:14,160 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:52:14,161 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:52:14,161 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:52:14,163 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d5ad16-4252-4524-8f41-afeba85f4f60/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:52:14,210 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:52:14,212 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:52:14,214 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:52:14,214 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:52:14,215 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:52:14,215 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:52:14,215 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:52:14,215 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:52:14,216 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:52:14,216 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:52:14,217 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:52:14,218 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:52:14,218 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:52:14,218 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:52:14,218 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:52:14,219 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:52:14,219 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:52:14,219 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:52:14,219 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:14,220 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:52:14,220 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:52:14,220 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:52:14,220 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:52:14,221 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:52:14,221 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:52:14,221 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_38d5ad16-4252-4524-8f41-afeba85f4f60/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d5ad16-4252-4524-8f41-afeba85f4f60/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6932181a2a9c8d4d7c700844e1db6a95829edf2ea099e17754a10b04a114b5cd [2021-11-23 15:52:14,508 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:52:14,535 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:52:14,538 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:52:14,539 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:52:14,540 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:52:14,542 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d5ad16-4252-4524-8f41-afeba85f4f60/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--gadget--udc--gr_udc.ko-entry_point.cil.out.i [2021-11-23 15:52:14,638 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d5ad16-4252-4524-8f41-afeba85f4f60/bin/ukojak-CwSLpZB5Qu/data/694e06134/799fba58b2d9498a888b31ed67e6368a/FLAGe263ecc42 [2021-11-23 15:52:15,522 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:52:15,523 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d5ad16-4252-4524-8f41-afeba85f4f60/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--gadget--udc--gr_udc.ko-entry_point.cil.out.i [2021-11-23 15:52:15,579 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d5ad16-4252-4524-8f41-afeba85f4f60/bin/ukojak-CwSLpZB5Qu/data/694e06134/799fba58b2d9498a888b31ed67e6368a/FLAGe263ecc42 [2021-11-23 15:52:16,017 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d5ad16-4252-4524-8f41-afeba85f4f60/bin/ukojak-CwSLpZB5Qu/data/694e06134/799fba58b2d9498a888b31ed67e6368a [2021-11-23 15:52:16,024 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:52:16,025 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:52:16,027 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:16,027 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:52:16,031 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:52:16,032 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:16" (1/1) ... [2021-11-23 15:52:16,033 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fb11722 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:16, skipping insertion in model container [2021-11-23 15:52:16,033 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:16" (1/1) ... [2021-11-23 15:52:16,040 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:52:16,151 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:52:18,074 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_38d5ad16-4252-4524-8f41-afeba85f4f60/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--gadget--udc--gr_udc.ko-entry_point.cil.out.i[213066,213079] [2021-11-23 15:52:18,137 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:18,218 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:52:18,624 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_38d5ad16-4252-4524-8f41-afeba85f4f60/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--gadget--udc--gr_udc.ko-entry_point.cil.out.i[213066,213079] [2021-11-23 15:52:18,633 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:18,735 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:52:18,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:18 WrapperNode [2021-11-23 15:52:18,735 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:18,736 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:18,737 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:52:18,737 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:52:18,743 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:18" (1/1) ... [2021-11-23 15:52:18,841 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:18" (1/1) ... [2021-11-23 15:52:19,023 INFO L137 Inliner]: procedures = 222, calls = 2591, calls flagged for inlining = 88, calls inlined = 85, statements flattened = 5016 [2021-11-23 15:52:19,024 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:19,025 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:52:19,025 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:52:19,025 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:52:19,034 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:18" (1/1) ... [2021-11-23 15:52:19,035 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:18" (1/1) ... [2021-11-23 15:52:19,071 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:18" (1/1) ... [2021-11-23 15:52:19,071 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:18" (1/1) ... [2021-11-23 15:52:19,245 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:18" (1/1) ... [2021-11-23 15:52:19,288 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:18" (1/1) ... [2021-11-23 15:52:19,323 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:18" (1/1) ... [2021-11-23 15:52:19,360 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:52:19,362 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:52:19,362 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:52:19,362 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:52:19,364 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:18" (1/1) ... [2021-11-23 15:52:19,373 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:19,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d5ad16-4252-4524-8f41-afeba85f4f60/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:52:19,404 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d5ad16-4252-4524-8f41-afeba85f4f60/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:52:19,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d5ad16-4252-4524-8f41-afeba85f4f60/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:52:19,457 INFO L130 BoogieDeclarations]: Found specification of procedure gr_free_dma_desc_chain [2021-11-23 15:52:19,457 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_free_dma_desc_chain [2021-11-23 15:52:19,458 INFO L130 BoogieDeclarations]: Found specification of procedure gr_finish_request [2021-11-23 15:52:19,458 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_finish_request [2021-11-23 15:52:19,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:52:19,459 INFO L130 BoogieDeclarations]: Found specification of procedure gr_queue [2021-11-23 15:52:19,460 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_queue [2021-11-23 15:52:19,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:52:19,460 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:52:19,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:52:19,460 INFO L130 BoogieDeclarations]: Found specification of procedure seq_puts [2021-11-23 15:52:19,461 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_puts [2021-11-23 15:52:19,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 15:52:19,461 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 15:52:19,461 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_halt_wedge [2021-11-23 15:52:19,461 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_halt_wedge [2021-11-23 15:52:19,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-11-23 15:52:19,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-11-23 15:52:19,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:52:19,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:52:19,462 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2021-11-23 15:52:19,462 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2021-11-23 15:52:19,462 INFO L130 BoogieDeclarations]: Found specification of procedure usb_speed_string [2021-11-23 15:52:19,463 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_speed_string [2021-11-23 15:52:19,463 INFO L130 BoogieDeclarations]: Found specification of procedure gr_control_stall [2021-11-23 15:52:19,463 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_control_stall [2021-11-23 15:52:19,463 INFO L130 BoogieDeclarations]: Found specification of procedure gr_stop_activity [2021-11-23 15:52:19,463 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_stop_activity [2021-11-23 15:52:19,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:52:19,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:52:19,464 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_enable [2021-11-23 15:52:19,464 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_enable [2021-11-23 15:52:19,465 INFO L130 BoogieDeclarations]: Found specification of procedure gr_set_halt_wedge [2021-11-23 15:52:19,465 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_set_halt_wedge [2021-11-23 15:52:19,465 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 15:52:19,465 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 15:52:19,466 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2021-11-23 15:52:19,466 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2021-11-23 15:52:19,466 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:52:19,466 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:52:19,466 INFO L130 BoogieDeclarations]: Found specification of procedure gr_queue_int [2021-11-23 15:52:19,466 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_queue_int [2021-11-23 15:52:19,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:52:19,467 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-23 15:52:19,467 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-23 15:52:19,467 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dequeue [2021-11-23 15:52:19,468 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dequeue [2021-11-23 15:52:19,468 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_remove [2021-11-23 15:52:19,468 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_remove [2021-11-23 15:52:19,468 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32be [2021-11-23 15:52:19,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32be [2021-11-23 15:52:19,469 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_irq [2021-11-23 15:52:19,469 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_irq [2021-11-23 15:52:19,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:52:19,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-11-23 15:52:19,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-11-23 15:52:19,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-23 15:52:19,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-23 15:52:19,470 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0_setup [2021-11-23 15:52:19,471 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0_setup [2021-11-23 15:52:19,471 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 15:52:19,471 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 15:52:19,472 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:52:19,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:52:19,473 INFO L130 BoogieDeclarations]: Found specification of procedure gr_alloc_request [2021-11-23 15:52:19,473 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_alloc_request [2021-11-23 15:52:19,473 INFO L130 BoogieDeclarations]: Found specification of procedure gr_wakeup [2021-11-23 15:52:19,473 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_wakeup [2021-11-23 15:52:19,474 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2021-11-23 15:52:19,474 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2021-11-23 15:52:19,474 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_reset [2021-11-23 15:52:19,474 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_reset [2021-11-23 15:52:19,474 INFO L130 BoogieDeclarations]: Found specification of procedure gr_udc_stop [2021-11-23 15:52:19,474 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_udc_stop [2021-11-23 15:52:19,475 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_nuke [2021-11-23 15:52:19,475 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_nuke [2021-11-23 15:52:19,475 INFO L130 BoogieDeclarations]: Found specification of procedure gr_fifo_flush [2021-11-23 15:52:19,475 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_fifo_flush [2021-11-23 15:52:19,475 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_disable [2021-11-23 15:52:19,475 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_disable [2021-11-23 15:52:19,476 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-23 15:52:19,476 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-23 15:52:19,476 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0out_requeue [2021-11-23 15:52:19,476 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0out_requeue [2021-11-23 15:52:19,476 INFO L130 BoogieDeclarations]: Found specification of procedure gr_vbus_connected [2021-11-23 15:52:19,476 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_vbus_connected [2021-11-23 15:52:19,477 INFO L130 BoogieDeclarations]: Found specification of procedure gr_enable_vbus_detect [2021-11-23 15:52:19,477 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_enable_vbus_detect [2021-11-23 15:52:19,477 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 15:52:19,477 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-23 15:52:19,477 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-23 15:52:19,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 15:52:19,478 INFO L130 BoogieDeclarations]: Found specification of procedure gr_irq_handler [2021-11-23 15:52:19,478 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_irq_handler [2021-11-23 15:52:19,478 INFO L130 BoogieDeclarations]: Found specification of procedure gr_set_wedge [2021-11-23 15:52:19,478 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_set_wedge [2021-11-23 15:52:19,479 INFO L130 BoogieDeclarations]: Found specification of procedure devm_request_threaded_irq [2021-11-23 15:52:19,479 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_request_threaded_irq [2021-11-23 15:52:19,479 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dfs_open [2021-11-23 15:52:19,479 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dfs_open [2021-11-23 15:52:19,480 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32be [2021-11-23 15:52:19,480 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32be [2021-11-23 15:52:19,481 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0_respond_empty [2021-11-23 15:52:19,481 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0_respond_empty [2021-11-23 15:52:19,481 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:52:19,481 INFO L130 BoogieDeclarations]: Found specification of procedure gr_irq [2021-11-23 15:52:19,481 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_irq [2021-11-23 15:52:19,481 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_init [2021-11-23 15:52:19,482 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_init [2021-11-23 15:52:19,483 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2021-11-23 15:52:19,483 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2021-11-23 15:52:19,483 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-23 15:52:19,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-23 15:52:19,483 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-11-23 15:52:19,483 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-11-23 15:52:19,484 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0_respond [2021-11-23 15:52:19,484 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0_respond [2021-11-23 15:52:19,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:52:19,485 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2021-11-23 15:52:19,485 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2021-11-23 15:52:19,485 INFO L130 BoogieDeclarations]: Found specification of procedure gr_disable_interrupts_and_pullup [2021-11-23 15:52:19,485 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_disable_interrupts_and_pullup [2021-11-23 15:52:19,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:52:19,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:52:19,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-23 15:52:19,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-23 15:52:19,490 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:52:19,490 INFO L130 BoogieDeclarations]: Found specification of procedure gr_request_irq [2021-11-23 15:52:19,490 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_request_irq [2021-11-23 15:52:19,491 INFO L130 BoogieDeclarations]: Found specification of procedure gr_add_dma_desc [2021-11-23 15:52:19,493 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_add_dma_desc [2021-11-23 15:52:19,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-23 15:52:19,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-23 15:52:19,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:52:19,499 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_set_state [2021-11-23 15:52:19,500 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_set_state [2021-11-23 15:52:19,500 INFO L130 BoogieDeclarations]: Found specification of procedure gr_abort_dma [2021-11-23 15:52:19,500 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_abort_dma [2021-11-23 15:52:19,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:52:19,500 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0state_string [2021-11-23 15:52:19,501 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0state_string [2021-11-23 15:52:19,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-11-23 15:52:19,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-11-23 15:52:19,501 INFO L130 BoogieDeclarations]: Found specification of procedure gr_fifo_status [2021-11-23 15:52:19,501 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_fifo_status [2021-11-23 15:52:19,501 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 15:52:19,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 15:52:19,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2021-11-23 15:52:19,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2021-11-23 15:52:19,502 INFO L130 BoogieDeclarations]: Found specification of procedure gr_set_address [2021-11-23 15:52:19,502 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_set_address [2021-11-23 15:52:19,502 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dbgprint_request [2021-11-23 15:52:19,502 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dbgprint_request [2021-11-23 15:52:19,502 INFO L130 BoogieDeclarations]: Found specification of procedure gr_free_request [2021-11-23 15:52:19,503 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_free_request [2021-11-23 15:52:19,503 INFO L130 BoogieDeclarations]: Found specification of procedure gr_udc_start [2021-11-23 15:52:19,503 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_udc_start [2021-11-23 15:52:19,503 INFO L130 BoogieDeclarations]: Found specification of procedure gr_set_ep0state [2021-11-23 15:52:19,503 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_set_ep0state [2021-11-23 15:52:19,504 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2021-11-23 15:52:19,504 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2021-11-23 15:52:19,504 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dma_advance [2021-11-23 15:52:19,504 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dma_advance [2021-11-23 15:52:19,505 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2021-11-23 15:52:19,505 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2021-11-23 15:52:19,505 INFO L130 BoogieDeclarations]: Found specification of procedure of_property_read_u32_index [2021-11-23 15:52:19,505 INFO L138 BoogieDeclarations]: Found implementation of procedure of_property_read_u32_index [2021-11-23 15:52:19,505 INFO L130 BoogieDeclarations]: Found specification of procedure gr_get_frame [2021-11-23 15:52:19,505 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_get_frame [2021-11-23 15:52:19,505 INFO L130 BoogieDeclarations]: Found specification of procedure gr_probe [2021-11-23 15:52:19,506 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_probe [2021-11-23 15:52:19,506 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_set_maxpacket_limit [2021-11-23 15:52:19,506 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_set_maxpacket_limit [2021-11-23 15:52:19,506 INFO L130 BoogieDeclarations]: Found specification of procedure gr_remove [2021-11-23 15:52:19,506 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_remove [2021-11-23 15:52:19,506 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0_respond_u16 [2021-11-23 15:52:19,506 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0_respond_u16 [2021-11-23 15:52:19,507 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-23 15:52:19,507 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-23 15:52:19,507 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-23 15:52:19,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-23 15:52:19,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:52:19,507 INFO L130 BoogieDeclarations]: Found specification of procedure gr_start_dma [2021-11-23 15:52:19,507 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_start_dma [2021-11-23 15:52:19,508 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:52:19,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:52:19,508 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 15:52:19,508 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 15:52:20,548 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:52:20,552 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:52:21,764 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:52:21,770 INFO L158 Benchmark]: Toolchain (without parser) took 5742.41ms. Allocated memory was 88.1MB in the beginning and 260.0MB in the end (delta: 172.0MB). Free memory was 60.3MB in the beginning and 152.8MB in the end (delta: -92.5MB). Peak memory consumption was 91.1MB. Max. memory is 16.1GB. [2021-11-23 15:52:21,771 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 88.1MB. Free memory was 58.6MB in the beginning and 58.6MB in the end (delta: 33.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:52:21,773 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2708.94ms. Allocated memory was 88.1MB in the beginning and 151.0MB in the end (delta: 62.9MB). Free memory was 60.3MB in the beginning and 68.9MB in the end (delta: -8.6MB). Peak memory consumption was 57.1MB. Max. memory is 16.1GB. [2021-11-23 15:52:21,775 INFO L158 Benchmark]: Boogie Procedure Inliner took 287.60ms. Allocated memory is still 151.0MB. Free memory was 68.9MB in the beginning and 71.4MB in the end (delta: -2.5MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. [2021-11-23 15:52:21,781 INFO L158 Benchmark]: Boogie Preprocessor took 336.10ms. Allocated memory is still 151.0MB. Free memory was 71.4MB in the beginning and 64.7MB in the end (delta: 6.7MB). Peak memory consumption was 33.8MB. Max. memory is 16.1GB. [2021-11-23 15:52:21,782 INFO L158 Benchmark]: RCFGBuilder took 2405.14ms. Allocated memory was 151.0MB in the beginning and 260.0MB in the end (delta: 109.1MB). Free memory was 64.7MB in the beginning and 152.8MB in the end (delta: -88.1MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. [2021-11-23 15:52:21,787 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 88.1MB. Free memory was 58.6MB in the beginning and 58.6MB in the end (delta: 33.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2708.94ms. Allocated memory was 88.1MB in the beginning and 151.0MB in the end (delta: 62.9MB). Free memory was 60.3MB in the beginning and 68.9MB in the end (delta: -8.6MB). Peak memory consumption was 57.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 287.60ms. Allocated memory is still 151.0MB. Free memory was 68.9MB in the beginning and 71.4MB in the end (delta: -2.5MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 336.10ms. Allocated memory is still 151.0MB. Free memory was 71.4MB in the beginning and 64.7MB in the end (delta: 6.7MB). Peak memory consumption was 33.8MB. Max. memory is 16.1GB. * RCFGBuilder took 2405.14ms. Allocated memory was 151.0MB in the beginning and 260.0MB in the end (delta: 109.1MB). Free memory was 64.7MB in the beginning and 152.8MB in the end (delta: -88.1MB). Peak memory consumption was 34.0MB. 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 15:52:21,849 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d5ad16-4252-4524-8f41-afeba85f4f60/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_38d5ad16-4252-4524-8f41-afeba85f4f60/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d5ad16-4252-4524-8f41-afeba85f4f60/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_38d5ad16-4252-4524-8f41-afeba85f4f60/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d5ad16-4252-4524-8f41-afeba85f4f60/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--gadget--udc--gr_udc.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d5ad16-4252-4524-8f41-afeba85f4f60/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_38d5ad16-4252-4524-8f41-afeba85f4f60/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 6932181a2a9c8d4d7c700844e1db6a95829edf2ea099e17754a10b04a114b5cd --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:52:24,399 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:52:24,401 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:52:24,453 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:52:24,453 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:52:24,455 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:52:24,457 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:52:24,459 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:52:24,462 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:52:24,463 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:52:24,465 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:52:24,466 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:52:24,467 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:52:24,468 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:52:24,470 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:52:24,472 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:52:24,473 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:52:24,474 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:52:24,476 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:52:24,479 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:52:24,481 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:52:24,482 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:52:24,484 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:52:24,485 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:52:24,489 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:52:24,489 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:52:24,490 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:52:24,491 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:52:24,492 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:52:24,493 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:52:24,493 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:52:24,495 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:52:24,496 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:52:24,497 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:52:24,498 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:52:24,499 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:52:24,500 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:52:24,500 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:52:24,500 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:52:24,502 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:52:24,503 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:52:24,508 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d5ad16-4252-4524-8f41-afeba85f4f60/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:52:24,547 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:52:24,548 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:52:24,549 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:52:24,550 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:52:24,551 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:52:24,551 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:52:24,552 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:52:24,552 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:52:24,552 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:52:24,552 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:52:24,553 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:52:24,554 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:52:24,554 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:52:24,554 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:52:24,554 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:52:24,554 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:52:24,555 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:52:24,555 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:52:24,555 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:52:24,555 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:52:24,556 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:24,556 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:52:24,556 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:52:24,556 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:52:24,557 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:52:24,557 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:52:24,557 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:52:24,557 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:52:24,557 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:52:24,558 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_38d5ad16-4252-4524-8f41-afeba85f4f60/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d5ad16-4252-4524-8f41-afeba85f4f60/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6932181a2a9c8d4d7c700844e1db6a95829edf2ea099e17754a10b04a114b5cd [2021-11-23 15:52:25,009 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:52:25,039 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:52:25,044 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:52:25,046 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:52:25,047 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:52:25,049 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d5ad16-4252-4524-8f41-afeba85f4f60/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--gadget--udc--gr_udc.ko-entry_point.cil.out.i [2021-11-23 15:52:25,133 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d5ad16-4252-4524-8f41-afeba85f4f60/bin/ukojak-CwSLpZB5Qu/data/c321c7f68/7592a0c30e844c10a5554f84cda55084/FLAG8e005a371 [2021-11-23 15:52:26,085 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:52:26,087 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d5ad16-4252-4524-8f41-afeba85f4f60/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--gadget--udc--gr_udc.ko-entry_point.cil.out.i [2021-11-23 15:52:26,137 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d5ad16-4252-4524-8f41-afeba85f4f60/bin/ukojak-CwSLpZB5Qu/data/c321c7f68/7592a0c30e844c10a5554f84cda55084/FLAG8e005a371 [2021-11-23 15:52:26,516 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d5ad16-4252-4524-8f41-afeba85f4f60/bin/ukojak-CwSLpZB5Qu/data/c321c7f68/7592a0c30e844c10a5554f84cda55084 [2021-11-23 15:52:26,520 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:52:26,521 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:52:26,523 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:26,523 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:52:26,527 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:52:26,528 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:26" (1/1) ... [2021-11-23 15:52:26,529 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fb5ca2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:26, skipping insertion in model container [2021-11-23 15:52:26,529 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:26" (1/1) ... [2021-11-23 15:52:26,537 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:52:26,671 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:52:28,732 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_38d5ad16-4252-4524-8f41-afeba85f4f60/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--gadget--udc--gr_udc.ko-entry_point.cil.out.i[213066,213079] [2021-11-23 15:52:28,792 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:28,848 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:52:28,922 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:52:29,236 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_38d5ad16-4252-4524-8f41-afeba85f4f60/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--gadget--udc--gr_udc.ko-entry_point.cil.out.i[213066,213079] [2021-11-23 15:52:29,246 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:29,275 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:52:29,644 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_38d5ad16-4252-4524-8f41-afeba85f4f60/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--gadget--udc--gr_udc.ko-entry_point.cil.out.i[213066,213079] [2021-11-23 15:52:29,655 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:29,861 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:52:29,874 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:29 WrapperNode [2021-11-23 15:52:29,875 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:29,876 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:29,876 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:52:29,877 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:52:29,884 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:29" (1/1) ... [2021-11-23 15:52:30,121 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:29" (1/1) ... [2021-11-23 15:52:30,343 INFO L137 Inliner]: procedures = 235, calls = 2591, calls flagged for inlining = 88, calls inlined = 85, statements flattened = 4880 [2021-11-23 15:52:30,344 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:30,344 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:52:30,345 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:52:30,345 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:52:30,355 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:29" (1/1) ... [2021-11-23 15:52:30,355 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:29" (1/1) ... [2021-11-23 15:52:30,410 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:29" (1/1) ... [2021-11-23 15:52:30,419 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:29" (1/1) ... [2021-11-23 15:52:30,727 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:29" (1/1) ... [2021-11-23 15:52:30,765 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:29" (1/1) ... [2021-11-23 15:52:30,802 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:29" (1/1) ... [2021-11-23 15:52:30,841 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:52:30,842 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:52:30,843 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:52:30,847 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:52:30,848 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:29" (1/1) ... [2021-11-23 15:52:30,857 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:30,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d5ad16-4252-4524-8f41-afeba85f4f60/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:52:30,888 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d5ad16-4252-4524-8f41-afeba85f4f60/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:52:30,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d5ad16-4252-4524-8f41-afeba85f4f60/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:52:30,953 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:52:30,953 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:52:30,953 INFO L130 BoogieDeclarations]: Found specification of procedure gr_free_dma_desc_chain [2021-11-23 15:52:30,953 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_free_dma_desc_chain [2021-11-23 15:52:30,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:52:30,954 INFO L130 BoogieDeclarations]: Found specification of procedure gr_finish_request [2021-11-23 15:52:30,954 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_finish_request [2021-11-23 15:52:30,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:52:30,954 INFO L130 BoogieDeclarations]: Found specification of procedure gr_queue [2021-11-23 15:52:30,954 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_queue [2021-11-23 15:52:30,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 15:52:30,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:52:30,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:52:30,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:52:30,955 INFO L130 BoogieDeclarations]: Found specification of procedure seq_puts [2021-11-23 15:52:30,956 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_puts [2021-11-23 15:52:30,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 15:52:30,956 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 15:52:30,956 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_halt_wedge [2021-11-23 15:52:30,956 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_halt_wedge [2021-11-23 15:52:30,956 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-11-23 15:52:30,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-11-23 15:52:30,957 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:52:30,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:52:30,957 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2021-11-23 15:52:30,957 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2021-11-23 15:52:30,957 INFO L130 BoogieDeclarations]: Found specification of procedure usb_speed_string [2021-11-23 15:52:30,958 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_speed_string [2021-11-23 15:52:30,958 INFO L130 BoogieDeclarations]: Found specification of procedure gr_control_stall [2021-11-23 15:52:30,958 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_control_stall [2021-11-23 15:52:30,958 INFO L130 BoogieDeclarations]: Found specification of procedure gr_stop_activity [2021-11-23 15:52:30,958 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_stop_activity [2021-11-23 15:52:30,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:52:30,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:52:30,959 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_enable [2021-11-23 15:52:30,959 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_enable [2021-11-23 15:52:30,960 INFO L130 BoogieDeclarations]: Found specification of procedure gr_set_halt_wedge [2021-11-23 15:52:30,960 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_set_halt_wedge [2021-11-23 15:52:30,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 15:52:30,961 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 15:52:30,961 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2021-11-23 15:52:30,961 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2021-11-23 15:52:30,961 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:52:30,962 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:52:30,962 INFO L130 BoogieDeclarations]: Found specification of procedure gr_queue_int [2021-11-23 15:52:30,962 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_queue_int [2021-11-23 15:52:30,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:52:30,963 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-23 15:52:30,963 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-23 15:52:30,963 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dequeue [2021-11-23 15:52:30,963 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dequeue [2021-11-23 15:52:30,964 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_remove [2021-11-23 15:52:30,964 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_remove [2021-11-23 15:52:30,965 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32be [2021-11-23 15:52:30,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32be [2021-11-23 15:52:30,966 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_irq [2021-11-23 15:52:30,966 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_irq [2021-11-23 15:52:30,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:52:30,967 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-11-23 15:52:30,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-11-23 15:52:30,967 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-23 15:52:30,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-23 15:52:30,967 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0_setup [2021-11-23 15:52:30,968 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0_setup [2021-11-23 15:52:30,968 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 15:52:30,968 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 15:52:30,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:52:30,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 15:52:30,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:52:30,970 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:52:30,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:52:30,970 INFO L130 BoogieDeclarations]: Found specification of procedure gr_alloc_request [2021-11-23 15:52:30,970 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_alloc_request [2021-11-23 15:52:30,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:52:30,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:52:30,971 INFO L130 BoogieDeclarations]: Found specification of procedure gr_wakeup [2021-11-23 15:52:30,971 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_wakeup [2021-11-23 15:52:30,971 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2021-11-23 15:52:30,971 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2021-11-23 15:52:30,972 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_reset [2021-11-23 15:52:30,972 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_reset [2021-11-23 15:52:30,972 INFO L130 BoogieDeclarations]: Found specification of procedure gr_udc_stop [2021-11-23 15:52:30,972 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_udc_stop [2021-11-23 15:52:30,972 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_nuke [2021-11-23 15:52:30,972 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_nuke [2021-11-23 15:52:30,973 INFO L130 BoogieDeclarations]: Found specification of procedure gr_fifo_flush [2021-11-23 15:52:30,973 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_fifo_flush [2021-11-23 15:52:30,973 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_disable [2021-11-23 15:52:30,974 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_disable [2021-11-23 15:52:30,974 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-23 15:52:30,974 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-23 15:52:30,974 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0out_requeue [2021-11-23 15:52:30,975 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0out_requeue [2021-11-23 15:52:30,975 INFO L130 BoogieDeclarations]: Found specification of procedure gr_vbus_connected [2021-11-23 15:52:30,976 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_vbus_connected [2021-11-23 15:52:30,976 INFO L130 BoogieDeclarations]: Found specification of procedure gr_enable_vbus_detect [2021-11-23 15:52:30,976 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_enable_vbus_detect [2021-11-23 15:52:30,977 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-23 15:52:30,977 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-23 15:52:30,978 INFO L130 BoogieDeclarations]: Found specification of procedure gr_irq_handler [2021-11-23 15:52:30,978 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_irq_handler [2021-11-23 15:52:30,978 INFO L130 BoogieDeclarations]: Found specification of procedure gr_set_wedge [2021-11-23 15:52:30,978 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_set_wedge [2021-11-23 15:52:30,979 INFO L130 BoogieDeclarations]: Found specification of procedure devm_request_threaded_irq [2021-11-23 15:52:30,979 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_request_threaded_irq [2021-11-23 15:52:30,979 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dfs_open [2021-11-23 15:52:30,979 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dfs_open [2021-11-23 15:52:30,979 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32be [2021-11-23 15:52:30,979 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32be [2021-11-23 15:52:30,980 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0_respond_empty [2021-11-23 15:52:30,980 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0_respond_empty [2021-11-23 15:52:30,980 INFO L130 BoogieDeclarations]: Found specification of procedure gr_irq [2021-11-23 15:52:30,981 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_irq [2021-11-23 15:52:30,981 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_init [2021-11-23 15:52:30,981 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_init [2021-11-23 15:52:30,982 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2021-11-23 15:52:30,982 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2021-11-23 15:52:30,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-23 15:52:30,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-23 15:52:30,986 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-11-23 15:52:30,986 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-11-23 15:52:30,987 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0_respond [2021-11-23 15:52:30,988 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0_respond [2021-11-23 15:52:30,989 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2021-11-23 15:52:30,989 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2021-11-23 15:52:30,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 15:52:30,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 15:52:30,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 15:52:30,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 15:52:30,996 INFO L130 BoogieDeclarations]: Found specification of procedure gr_disable_interrupts_and_pullup [2021-11-23 15:52:30,996 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_disable_interrupts_and_pullup [2021-11-23 15:52:30,997 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-11-23 15:52:30,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-11-23 15:52:30,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:52:30,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:52:30,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-23 15:52:30,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-23 15:52:30,997 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:52:30,998 INFO L130 BoogieDeclarations]: Found specification of procedure gr_request_irq [2021-11-23 15:52:30,998 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_request_irq [2021-11-23 15:52:30,998 INFO L130 BoogieDeclarations]: Found specification of procedure gr_add_dma_desc [2021-11-23 15:52:30,998 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_add_dma_desc [2021-11-23 15:52:30,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-23 15:52:30,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-23 15:52:30,999 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:52:30,999 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_set_state [2021-11-23 15:52:30,999 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_set_state [2021-11-23 15:52:30,999 INFO L130 BoogieDeclarations]: Found specification of procedure gr_abort_dma [2021-11-23 15:52:30,999 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_abort_dma [2021-11-23 15:52:30,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:52:30,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 15:52:31,000 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0state_string [2021-11-23 15:52:31,000 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0state_string [2021-11-23 15:52:31,000 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 15:52:31,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-11-23 15:52:31,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-11-23 15:52:31,001 INFO L130 BoogieDeclarations]: Found specification of procedure gr_fifo_status [2021-11-23 15:52:31,001 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_fifo_status [2021-11-23 15:52:31,001 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 15:52:31,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 15:52:31,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 15:52:31,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2021-11-23 15:52:31,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2021-11-23 15:52:31,002 INFO L130 BoogieDeclarations]: Found specification of procedure gr_set_address [2021-11-23 15:52:31,002 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_set_address [2021-11-23 15:52:31,002 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dbgprint_request [2021-11-23 15:52:31,002 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dbgprint_request [2021-11-23 15:52:31,002 INFO L130 BoogieDeclarations]: Found specification of procedure gr_free_request [2021-11-23 15:52:31,002 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_free_request [2021-11-23 15:52:31,003 INFO L130 BoogieDeclarations]: Found specification of procedure gr_udc_start [2021-11-23 15:52:31,003 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_udc_start [2021-11-23 15:52:31,003 INFO L130 BoogieDeclarations]: Found specification of procedure gr_set_ep0state [2021-11-23 15:52:31,004 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_set_ep0state [2021-11-23 15:52:31,004 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2021-11-23 15:52:31,004 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2021-11-23 15:52:31,004 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dma_advance [2021-11-23 15:52:31,004 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dma_advance [2021-11-23 15:52:31,004 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2021-11-23 15:52:31,004 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2021-11-23 15:52:31,005 INFO L130 BoogieDeclarations]: Found specification of procedure of_property_read_u32_index [2021-11-23 15:52:31,005 INFO L138 BoogieDeclarations]: Found implementation of procedure of_property_read_u32_index [2021-11-23 15:52:31,005 INFO L130 BoogieDeclarations]: Found specification of procedure gr_get_frame [2021-11-23 15:52:31,005 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_get_frame [2021-11-23 15:52:31,005 INFO L130 BoogieDeclarations]: Found specification of procedure gr_probe [2021-11-23 15:52:31,005 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_probe [2021-11-23 15:52:31,006 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_set_maxpacket_limit [2021-11-23 15:52:31,006 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_set_maxpacket_limit [2021-11-23 15:52:31,006 INFO L130 BoogieDeclarations]: Found specification of procedure gr_remove [2021-11-23 15:52:31,006 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_remove [2021-11-23 15:52:31,006 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0_respond_u16 [2021-11-23 15:52:31,006 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0_respond_u16 [2021-11-23 15:52:31,006 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-23 15:52:31,007 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-23 15:52:31,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 15:52:31,007 INFO L130 BoogieDeclarations]: Found specification of procedure gr_start_dma [2021-11-23 15:52:31,007 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_start_dma [2021-11-23 15:52:31,007 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:52:31,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:52:31,008 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 15:52:31,008 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 15:52:31,928 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:52:31,935 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:52:45,822 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 15:52:45,827 INFO L158 Benchmark]: Toolchain (without parser) took 19304.80ms. Allocated memory was 69.2MB in the beginning and 364.9MB in the end (delta: 295.7MB). Free memory was 39.0MB in the beginning and 231.8MB in the end (delta: -192.9MB). Peak memory consumption was 104.4MB. Max. memory is 16.1GB. [2021-11-23 15:52:45,828 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 69.2MB. Free memory was 49.1MB in the beginning and 49.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:52:45,828 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3352.30ms. Allocated memory was 69.2MB in the beginning and 127.9MB in the end (delta: 58.7MB). Free memory was 38.8MB in the beginning and 41.5MB in the end (delta: -2.7MB). Peak memory consumption was 69.3MB. Max. memory is 16.1GB. [2021-11-23 15:52:45,829 INFO L158 Benchmark]: Boogie Procedure Inliner took 467.72ms. Allocated memory was 127.9MB in the beginning and 182.5MB in the end (delta: 54.5MB). Free memory was 41.5MB in the beginning and 92.0MB in the end (delta: -50.5MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2021-11-23 15:52:45,830 INFO L158 Benchmark]: Boogie Preprocessor took 496.76ms. Allocated memory is still 182.5MB. Free memory was 92.0MB in the beginning and 97.0MB in the end (delta: -5.0MB). Peak memory consumption was 36.5MB. Max. memory is 16.1GB. [2021-11-23 15:52:45,830 INFO L158 Benchmark]: RCFGBuilder took 14982.76ms. Allocated memory was 182.5MB in the beginning and 364.9MB in the end (delta: 182.5MB). Free memory was 97.0MB in the beginning and 231.8MB in the end (delta: -134.8MB). Peak memory consumption was 49.5MB. Max. memory is 16.1GB. [2021-11-23 15:52:45,834 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 69.2MB. Free memory was 49.1MB in the beginning and 49.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3352.30ms. Allocated memory was 69.2MB in the beginning and 127.9MB in the end (delta: 58.7MB). Free memory was 38.8MB in the beginning and 41.5MB in the end (delta: -2.7MB). Peak memory consumption was 69.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 467.72ms. Allocated memory was 127.9MB in the beginning and 182.5MB in the end (delta: 54.5MB). Free memory was 41.5MB in the beginning and 92.0MB in the end (delta: -50.5MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 496.76ms. Allocated memory is still 182.5MB. Free memory was 92.0MB in the beginning and 97.0MB in the end (delta: -5.0MB). Peak memory consumption was 36.5MB. Max. memory is 16.1GB. * RCFGBuilder took 14982.76ms. Allocated memory was 182.5MB in the beginning and 364.9MB in the end (delta: 182.5MB). Free memory was 97.0MB in the beginning and 231.8MB in the end (delta: -134.8MB). Peak memory consumption was 49.5MB. 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 15:52:45,915 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38d5ad16-4252-4524-8f41-afeba85f4f60/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