./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--serial--usbserial.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_a0a44e29-e383-4a7b-9966-2f9f8459a866/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0a44e29-e383-4a7b-9966-2f9f8459a866/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_a0a44e29-e383-4a7b-9966-2f9f8459a866/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0a44e29-e383-4a7b-9966-2f9f8459a866/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0a44e29-e383-4a7b-9966-2f9f8459a866/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_a0a44e29-e383-4a7b-9966-2f9f8459a866/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 4437765aefc9e8e96e3710e0e55c61aa0f0e29783186331c7ab028aba8558a0d --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:54:10,291 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:54:10,293 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:54:10,334 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:54:10,335 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:54:10,337 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:54:10,339 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:54:10,343 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:54:10,349 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:54:10,356 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:54:10,358 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:54:10,361 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:54:10,361 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:54:10,364 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:54:10,368 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:54:10,371 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:54:10,373 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:54:10,374 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:54:10,378 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:54:10,387 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:54:10,389 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:54:10,391 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:54:10,395 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:54:10,396 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:54:10,409 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:54:10,410 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:54:10,410 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:54:10,412 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:54:10,413 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:54:10,415 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:54:10,416 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:54:10,417 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:54:10,419 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:54:10,421 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:54:10,422 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:54:10,423 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:54:10,424 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:54:10,424 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:54:10,424 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:54:10,425 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:54:10,426 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:54:10,427 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0a44e29-e383-4a7b-9966-2f9f8459a866/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:54:10,478 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:54:10,479 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:54:10,480 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:54:10,480 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:54:10,481 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:54:10,481 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:54:10,482 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:54:10,482 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:54:10,482 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:54:10,482 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:54:10,483 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:54:10,484 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:54:10,484 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:54:10,484 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:54:10,484 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:54:10,484 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:54:10,485 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:54:10,485 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:54:10,485 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:10,485 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:54:10,486 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:54:10,486 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:54:10,486 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:54:10,486 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:54:10,486 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:54:10,487 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_a0a44e29-e383-4a7b-9966-2f9f8459a866/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0a44e29-e383-4a7b-9966-2f9f8459a866/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4437765aefc9e8e96e3710e0e55c61aa0f0e29783186331c7ab028aba8558a0d [2021-11-23 15:54:10,789 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:54:10,814 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:54:10,817 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:54:10,818 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:54:10,819 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:54:10,820 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0a44e29-e383-4a7b-9966-2f9f8459a866/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2021-11-23 15:54:10,905 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0a44e29-e383-4a7b-9966-2f9f8459a866/bin/ukojak-CwSLpZB5Qu/data/7f0bc30aa/f693da206a404679a80a8125631bad06/FLAG81752c4d2 [2021-11-23 15:54:11,987 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:54:11,988 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0a44e29-e383-4a7b-9966-2f9f8459a866/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2021-11-23 15:54:12,053 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0a44e29-e383-4a7b-9966-2f9f8459a866/bin/ukojak-CwSLpZB5Qu/data/7f0bc30aa/f693da206a404679a80a8125631bad06/FLAG81752c4d2 [2021-11-23 15:54:12,314 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0a44e29-e383-4a7b-9966-2f9f8459a866/bin/ukojak-CwSLpZB5Qu/data/7f0bc30aa/f693da206a404679a80a8125631bad06 [2021-11-23 15:54:12,317 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:54:12,319 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:54:12,321 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:12,321 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:54:12,330 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:54:12,331 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:12" (1/1) ... [2021-11-23 15:54:12,332 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@279ac43a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:12, skipping insertion in model container [2021-11-23 15:54:12,333 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:12" (1/1) ... [2021-11-23 15:54:12,341 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:54:12,530 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:54:13,998 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_a0a44e29-e383-4a7b-9966-2f9f8459a866/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i[119996,120009] [2021-11-23 15:54:15,525 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:15,588 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:54:15,705 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_a0a44e29-e383-4a7b-9966-2f9f8459a866/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i[119996,120009] [2021-11-23 15:54:16,138 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:16,312 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:54:16,312 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:16 WrapperNode [2021-11-23 15:54:16,313 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:16,314 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:16,315 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:54:16,315 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:54:16,322 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:16" (1/1) ... [2021-11-23 15:54:16,440 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:16" (1/1) ... [2021-11-23 15:54:16,716 INFO L137 Inliner]: procedures = 371, calls = 3017, calls flagged for inlining = 198, calls inlined = 180, statements flattened = 6286 [2021-11-23 15:54:16,717 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:16,718 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:54:16,718 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:54:16,718 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:54:16,727 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:16" (1/1) ... [2021-11-23 15:54:16,727 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:16" (1/1) ... [2021-11-23 15:54:16,760 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:16" (1/1) ... [2021-11-23 15:54:16,761 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:16" (1/1) ... [2021-11-23 15:54:16,903 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:16" (1/1) ... [2021-11-23 15:54:16,938 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:16" (1/1) ... [2021-11-23 15:54:16,973 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:16" (1/1) ... [2021-11-23 15:54:17,014 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:54:17,015 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:54:17,015 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:54:17,016 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:54:17,017 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:16" (1/1) ... [2021-11-23 15:54:17,083 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:17,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0a44e29-e383-4a7b-9966-2f9f8459a866/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:54:17,108 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0a44e29-e383-4a7b-9966-2f9f8459a866/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:54:17,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0a44e29-e383-4a7b-9966-2f9f8459a866/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:54:17,161 INFO L130 BoogieDeclarations]: Found specification of procedure serial_break [2021-11-23 15:54:17,161 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_break [2021-11-23 15:54:17,162 INFO L130 BoogieDeclarations]: Found specification of procedure serial_proc_open [2021-11-23 15:54:17,163 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_proc_open [2021-11-23 15:54:17,163 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_throttle [2021-11-23 15:54:17,163 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_throttle [2021-11-23 15:54:17,165 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write_start [2021-11-23 15:54:17,165 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write_start [2021-11-23 15:54:17,166 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2021-11-23 15:54:17,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2021-11-23 15:54:17,166 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_14 [2021-11-23 15:54:17,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_14 [2021-11-23 15:54:17,166 INFO L130 BoogieDeclarations]: Found specification of procedure usb_translate_errors [2021-11-23 15:54:17,167 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_translate_errors [2021-11-23 15:54:17,167 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:54:17,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:54:17,167 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2021-11-23 15:54:17,167 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2021-11-23 15:54:17,167 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_dtr_rts [2021-11-23 15:54:17,168 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_dtr_rts [2021-11-23 15:54:17,168 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_remove [2021-11-23 15:54:17,168 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_remove [2021-11-23 15:54:17,168 INFO L130 BoogieDeclarations]: Found specification of procedure new_id_show [2021-11-23 15:54:17,168 INFO L138 BoogieDeclarations]: Found implementation of procedure new_id_show [2021-11-23 15:54:17,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2021-11-23 15:54:17,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2021-11-23 15:54:17,169 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write [2021-11-23 15:54:17,169 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write [2021-11-23 15:54:17,169 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-23 15:54:17,169 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-23 15:54:17,170 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-11-23 15:54:17,170 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-11-23 15:54:17,170 INFO L130 BoogieDeclarations]: Found specification of procedure serial_chars_in_buffer [2021-11-23 15:54:17,170 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_chars_in_buffer [2021-11-23 15:54:17,170 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:54:17,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:54:17,171 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2021-11-23 15:54:17,171 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2021-11-23 15:54:17,171 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2021-11-23 15:54:17,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2021-11-23 15:54:17,171 INFO L130 BoogieDeclarations]: Found specification of procedure char_buf_ptr [2021-11-23 15:54:17,171 INFO L138 BoogieDeclarations]: Found implementation of procedure char_buf_ptr [2021-11-23 15:54:17,172 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_5 [2021-11-23 15:54:17,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_5 [2021-11-23 15:54:17,172 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_activate [2021-11-23 15:54:17,173 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_activate [2021-11-23 15:54:17,173 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit_unlock [2021-11-23 15:54:17,173 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit_unlock [2021-11-23 15:54:17,173 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 15:54:17,173 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 15:54:17,174 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:54:17,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:54:17,174 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_4 [2021-11-23 15:54:17,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_4 [2021-11-23 15:54:17,174 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_suspend [2021-11-23 15:54:17,175 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_suspend [2021-11-23 15:54:17,175 INFO L130 BoogieDeclarations]: Found specification of procedure usb_store_new_id [2021-11-23 15:54:17,175 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_store_new_id [2021-11-23 15:54:17,175 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2021-11-23 15:54:17,176 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2021-11-23 15:54:17,176 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_int_in [2021-11-23 15:54:17,177 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_int_in [2021-11-23 15:54:17,177 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-23 15:54:17,178 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-23 15:54:17,178 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:54:17,178 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:54:17,178 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_poison_urbs [2021-11-23 15:54:17,178 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_poison_urbs [2021-11-23 15:54:17,178 INFO L130 BoogieDeclarations]: Found specification of procedure serial_hangup [2021-11-23 15:54:17,179 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_hangup [2021-11-23 15:54:17,179 INFO L130 BoogieDeclarations]: Found specification of procedure serial_ioctl [2021-11-23 15:54:17,180 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_ioctl [2021-11-23 15:54:17,180 INFO L130 BoogieDeclarations]: Found specification of procedure serial_write_room [2021-11-23 15:54:17,180 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_write_room [2021-11-23 15:54:17,180 INFO L130 BoogieDeclarations]: Found specification of procedure new_id_store [2021-11-23 15:54:17,181 INFO L138 BoogieDeclarations]: Found implementation of procedure new_id_store [2021-11-23 15:54:17,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___2 [2021-11-23 15:54:17,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___2 [2021-11-23 15:54:17,182 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_debug_data [2021-11-23 15:54:17,182 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_debug_data [2021-11-23 15:54:17,182 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-11-23 15:54:17,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-11-23 15:54:17,182 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 15:54:17,183 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 15:54:17,183 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:54:17,183 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-23 15:54:17,183 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-23 15:54:17,183 INFO L130 BoogieDeclarations]: Found specification of procedure serial_unthrottle [2021-11-23 15:54:17,183 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_unthrottle [2021-11-23 15:54:17,184 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unpoison_urb [2021-11-23 15:54:17,184 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unpoison_urb [2021-11-23 15:54:17,184 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_submit_read_urbs [2021-11-23 15:54:17,184 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_submit_read_urbs [2021-11-23 15:54:17,184 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_probe [2021-11-23 15:54:17,184 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_probe [2021-11-23 15:54:17,185 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2021-11-23 15:54:17,186 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2021-11-23 15:54:17,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:54:17,186 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-11-23 15:54:17,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-11-23 15:54:17,186 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2021-11-23 15:54:17,187 INFO L130 BoogieDeclarations]: Found specification of procedure serial_get_icount [2021-11-23 15:54:17,188 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_get_icount [2021-11-23 15:54:17,188 INFO L130 BoogieDeclarations]: Found specification of procedure serial_throttle [2021-11-23 15:54:17,188 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_throttle [2021-11-23 15:54:17,188 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-11-23 15:54:17,188 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-11-23 15:54:17,188 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 15:54:17,189 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 15:54:17,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_interface [2021-11-23 15:54:17,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_interface [2021-11-23 15:54:17,189 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_submit_read_urb [2021-11-23 15:54:17,189 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_submit_read_urb [2021-11-23 15:54:17,189 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:54:17,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:54:17,190 INFO L130 BoogieDeclarations]: Found specification of procedure try_module_get [2021-11-23 15:54:17,190 INFO L138 BoogieDeclarations]: Found implementation of procedure try_module_get [2021-11-23 15:54:17,190 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2021-11-23 15:54:17,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2021-11-23 15:54:17,191 INFO L130 BoogieDeclarations]: Found specification of procedure put_tty_driver [2021-11-23 15:54:17,191 INFO L138 BoogieDeclarations]: Found implementation of procedure put_tty_driver [2021-11-23 15:54:17,191 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-23 15:54:17,191 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-23 15:54:17,192 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_resume [2021-11-23 15:54:17,193 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_resume [2021-11-23 15:54:17,195 INFO L130 BoogieDeclarations]: Found specification of procedure serial_cleanup [2021-11-23 15:54:17,195 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_cleanup [2021-11-23 15:54:17,196 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 15:54:17,196 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 15:54:17,197 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-11-23 15:54:17,197 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-11-23 15:54:17,198 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-23 15:54:17,199 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-23 15:54:17,199 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_carrier_raised [2021-11-23 15:54:17,205 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_carrier_raised [2021-11-23 15:54:17,206 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_uint_must_check_helper [2021-11-23 15:54:17,206 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_uint_must_check_helper [2021-11-23 15:54:17,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_interface [2021-11-23 15:54:17,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_interface [2021-11-23 15:54:17,206 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-23 15:54:17,206 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-23 15:54:17,207 INFO L130 BoogieDeclarations]: Found specification of procedure serial_tiocmget [2021-11-23 15:54:17,207 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_tiocmget [2021-11-23 15:54:17,207 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write_bulk_callback [2021-11-23 15:54:17,207 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write_bulk_callback [2021-11-23 15:54:17,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 15:54:17,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 15:54:17,208 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_probe [2021-11-23 15:54:17,208 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_probe [2021-11-23 15:54:17,208 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-23 15:54:17,208 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-23 15:54:17,208 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2021-11-23 15:54:17,208 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2021-11-23 15:54:17,208 INFO L130 BoogieDeclarations]: Found specification of procedure bus_unregister [2021-11-23 15:54:17,209 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_unregister [2021-11-23 15:54:17,209 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_reset_resume [2021-11-23 15:54:17,209 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_reset_resume [2021-11-23 15:54:17,209 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_read_bulk_callback [2021-11-23 15:54:17,209 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_read_bulk_callback [2021-11-23 15:54:17,209 INFO L130 BoogieDeclarations]: Found specification of procedure usb_poison_urb [2021-11-23 15:54:17,209 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_poison_urb [2021-11-23 15:54:17,210 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:54:17,210 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2021-11-23 15:54:17,210 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2021-11-23 15:54:17,210 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2021-11-23 15:54:17,210 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2021-11-23 15:54:17,210 INFO L130 BoogieDeclarations]: Found specification of procedure serial_wait_until_sent [2021-11-23 15:54:17,211 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_wait_until_sent [2021-11-23 15:54:17,211 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 15:54:17,211 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 15:54:17,211 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_match [2021-11-23 15:54:17,211 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_match [2021-11-23 15:54:17,211 INFO L130 BoogieDeclarations]: Found specification of procedure serial_open [2021-11-23 15:54:17,211 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_open [2021-11-23 15:54:17,212 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-23 15:54:17,212 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-23 15:54:17,212 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-11-23 15:54:17,212 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-11-23 15:54:17,212 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2021-11-23 15:54:17,212 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2021-11-23 15:54:17,212 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_shutdown [2021-11-23 15:54:17,213 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_shutdown [2021-11-23 15:54:17,213 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:54:17,213 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:54:17,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_41 [2021-11-23 15:54:17,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_41 [2021-11-23 15:54:17,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_42 [2021-11-23 15:54:17,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_42 [2021-11-23 15:54:17,214 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2021-11-23 15:54:17,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2021-11-23 15:54:17,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:54:17,214 INFO L130 BoogieDeclarations]: Found specification of procedure serial_set_termios [2021-11-23 15:54:17,214 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_set_termios [2021-11-23 15:54:17,214 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_resume [2021-11-23 15:54:17,215 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_resume [2021-11-23 15:54:17,215 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2021-11-23 15:54:17,215 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2021-11-23 15:54:17,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:54:17,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:54:17,215 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_disconnect [2021-11-23 15:54:17,215 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_disconnect [2021-11-23 15:54:17,216 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_unthrottle [2021-11-23 15:54:17,216 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_unthrottle [2021-11-23 15:54:17,216 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_get_by_minor [2021-11-23 15:54:17,216 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_get_by_minor [2021-11-23 15:54:17,216 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:54:17,216 INFO L130 BoogieDeclarations]: Found specification of procedure serial_install [2021-11-23 15:54:17,217 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_install [2021-11-23 15:54:17,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:54:17,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-23 15:54:17,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-23 15:54:17,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:54:17,217 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 15:54:17,218 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_int_urb_18 [2021-11-23 15:54:17,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_int_urb_18 [2021-11-23 15:54:17,218 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put_4 [2021-11-23 15:54:17,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put_4 [2021-11-23 15:54:17,218 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 15:54:17,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 15:54:17,218 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-23 15:54:17,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-23 15:54:17,219 INFO L130 BoogieDeclarations]: Found specification of procedure serial_tiocmset [2021-11-23 15:54:17,219 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_tiocmset [2021-11-23 15:54:17,219 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-23 15:54:17,219 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-23 15:54:17,219 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2021-11-23 15:54:17,219 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2021-11-23 15:54:17,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_22 [2021-11-23 15:54:17,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_22 [2021-11-23 15:54:17,220 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_put [2021-11-23 15:54:17,220 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_put [2021-11-23 15:54:17,220 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_unpoison_port_urbs [2021-11-23 15:54:17,220 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_unpoison_port_urbs [2021-11-23 15:54:17,221 INFO L130 BoogieDeclarations]: Found specification of procedure serial_write [2021-11-23 15:54:17,221 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_write [2021-11-23 15:54:17,221 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2021-11-23 15:54:17,221 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2021-11-23 15:54:17,221 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-23 15:54:17,221 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-23 15:54:17,221 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_serial [2021-11-23 15:54:17,222 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_serial [2021-11-23 15:54:17,222 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-23 15:54:17,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-23 15:54:17,222 INFO L130 BoogieDeclarations]: Found specification of procedure get_iface_id [2021-11-23 15:54:17,222 INFO L138 BoogieDeclarations]: Found implementation of procedure get_iface_id [2021-11-23 15:54:17,222 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-23 15:54:17,223 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-23 15:54:17,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2021-11-23 15:54:17,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2021-11-23 15:54:17,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:54:17,223 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:54:17,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:54:17,228 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_driver [2021-11-23 15:54:17,228 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_driver [2021-11-23 15:54:17,228 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_out [2021-11-23 15:54:17,228 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_out [2021-11-23 15:54:17,229 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 15:54:17,229 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 15:54:18,184 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:54:18,187 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:54:18,772 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:54:18,776 INFO L158 Benchmark]: Toolchain (without parser) took 6456.47ms. Allocated memory was 98.6MB in the beginning and 255.9MB in the end (delta: 157.3MB). Free memory was 55.3MB in the beginning and 106.6MB in the end (delta: -51.2MB). Peak memory consumption was 107.6MB. Max. memory is 16.1GB. [2021-11-23 15:54:18,777 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 98.6MB. Free memory was 53.7MB in the beginning and 53.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:54:18,778 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3992.47ms. Allocated memory was 98.6MB in the beginning and 180.4MB in the end (delta: 81.8MB). Free memory was 55.1MB in the beginning and 80.0MB in the end (delta: -24.9MB). Peak memory consumption was 77.5MB. Max. memory is 16.1GB. [2021-11-23 15:54:18,779 INFO L158 Benchmark]: Boogie Procedure Inliner took 402.70ms. Allocated memory is still 180.4MB. Free memory was 80.0MB in the beginning and 94.3MB in the end (delta: -14.4MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. [2021-11-23 15:54:18,779 INFO L158 Benchmark]: Boogie Preprocessor took 296.55ms. Allocated memory is still 180.4MB. Free memory was 94.3MB in the beginning and 55.8MB in the end (delta: 38.6MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2021-11-23 15:54:18,780 INFO L158 Benchmark]: RCFGBuilder took 1759.60ms. Allocated memory was 180.4MB in the beginning and 255.9MB in the end (delta: 75.5MB). Free memory was 55.5MB in the beginning and 106.6MB in the end (delta: -51.0MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. [2021-11-23 15:54:18,790 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 98.6MB. Free memory was 53.7MB in the beginning and 53.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3992.47ms. Allocated memory was 98.6MB in the beginning and 180.4MB in the end (delta: 81.8MB). Free memory was 55.1MB in the beginning and 80.0MB in the end (delta: -24.9MB). Peak memory consumption was 77.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 402.70ms. Allocated memory is still 180.4MB. Free memory was 80.0MB in the beginning and 94.3MB in the end (delta: -14.4MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 296.55ms. Allocated memory is still 180.4MB. Free memory was 94.3MB in the beginning and 55.8MB in the end (delta: 38.6MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * RCFGBuilder took 1759.60ms. Allocated memory was 180.4MB in the beginning and 255.9MB in the end (delta: 75.5MB). Free memory was 55.5MB in the beginning and 106.6MB in the end (delta: -51.0MB). Peak memory consumption was 25.5MB. 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 15:54:18,845 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0a44e29-e383-4a7b-9966-2f9f8459a866/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 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_a0a44e29-e383-4a7b-9966-2f9f8459a866/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0a44e29-e383-4a7b-9966-2f9f8459a866/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_a0a44e29-e383-4a7b-9966-2f9f8459a866/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0a44e29-e383-4a7b-9966-2f9f8459a866/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0a44e29-e383-4a7b-9966-2f9f8459a866/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_a0a44e29-e383-4a7b-9966-2f9f8459a866/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 4437765aefc9e8e96e3710e0e55c61aa0f0e29783186331c7ab028aba8558a0d --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:54:21,415 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:54:21,418 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:54:21,462 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:54:21,463 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:54:21,468 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:54:21,472 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:54:21,480 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:54:21,484 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:54:21,487 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:54:21,492 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:54:21,494 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:54:21,496 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:54:21,499 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:54:21,505 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:54:21,508 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:54:21,510 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:54:21,511 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:54:21,513 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:54:21,519 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:54:21,525 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:54:21,527 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:54:21,530 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:54:21,531 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:54:21,536 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:54:21,539 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:54:21,539 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:54:21,541 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:54:21,542 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:54:21,543 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:54:21,544 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:54:21,545 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:54:21,547 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:54:21,548 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:54:21,549 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:54:21,550 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:54:21,551 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:54:21,551 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:54:21,551 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:54:21,553 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:54:21,554 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:54:21,555 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0a44e29-e383-4a7b-9966-2f9f8459a866/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:54:21,609 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:54:21,610 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:54:21,611 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:54:21,611 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:54:21,613 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:54:21,613 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:54:21,613 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:54:21,614 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:54:21,614 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:54:21,614 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:54:21,615 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:54:21,616 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:54:21,616 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:54:21,616 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:54:21,616 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:54:21,617 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:54:21,617 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:54:21,617 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:54:21,617 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:54:21,618 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:54:21,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:21,618 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:54:21,618 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:54:21,619 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:54:21,619 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:54:21,619 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:54:21,619 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:54:21,620 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:54:21,620 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:54:21,620 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_a0a44e29-e383-4a7b-9966-2f9f8459a866/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0a44e29-e383-4a7b-9966-2f9f8459a866/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4437765aefc9e8e96e3710e0e55c61aa0f0e29783186331c7ab028aba8558a0d [2021-11-23 15:54:21,986 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:54:22,014 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:54:22,018 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:54:22,020 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:54:22,021 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:54:22,022 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0a44e29-e383-4a7b-9966-2f9f8459a866/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2021-11-23 15:54:22,086 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0a44e29-e383-4a7b-9966-2f9f8459a866/bin/ukojak-CwSLpZB5Qu/data/4a2bf50aa/0d7c836f61c240be9d844514dfc143ed/FLAGd3cf3ea9b [2021-11-23 15:54:23,111 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:54:23,112 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0a44e29-e383-4a7b-9966-2f9f8459a866/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2021-11-23 15:54:23,162 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0a44e29-e383-4a7b-9966-2f9f8459a866/bin/ukojak-CwSLpZB5Qu/data/4a2bf50aa/0d7c836f61c240be9d844514dfc143ed/FLAGd3cf3ea9b [2021-11-23 15:54:23,513 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0a44e29-e383-4a7b-9966-2f9f8459a866/bin/ukojak-CwSLpZB5Qu/data/4a2bf50aa/0d7c836f61c240be9d844514dfc143ed [2021-11-23 15:54:23,516 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:54:23,519 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:54:23,523 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:23,523 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:54:23,527 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:54:23,527 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:23" (1/1) ... [2021-11-23 15:54:23,530 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c15e593 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:23, skipping insertion in model container [2021-11-23 15:54:23,530 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:23" (1/1) ... [2021-11-23 15:54:23,537 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:54:23,695 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:54:25,165 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_a0a44e29-e383-4a7b-9966-2f9f8459a866/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i[119996,120009] [2021-11-23 15:54:26,435 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:26,532 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:54:26,599 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:54:26,705 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_a0a44e29-e383-4a7b-9966-2f9f8459a866/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i[119996,120009] [2021-11-23 15:54:27,053 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:27,077 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:54:27,206 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_a0a44e29-e383-4a7b-9966-2f9f8459a866/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i[119996,120009] [2021-11-23 15:54:27,596 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:27,796 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:54:27,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:27 WrapperNode [2021-11-23 15:54:27,797 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:27,798 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:27,798 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:54:27,798 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:54:27,805 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:27" (1/1) ... [2021-11-23 15:54:27,900 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:27" (1/1) ... [2021-11-23 15:54:28,145 INFO L137 Inliner]: procedures = 382, calls = 3013, calls flagged for inlining = 205, calls inlined = 187, statements flattened = 6188 [2021-11-23 15:54:28,146 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:28,147 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:54:28,147 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:54:28,147 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:54:28,156 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:27" (1/1) ... [2021-11-23 15:54:28,156 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:27" (1/1) ... [2021-11-23 15:54:28,219 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:27" (1/1) ... [2021-11-23 15:54:28,220 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:27" (1/1) ... [2021-11-23 15:54:28,395 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:27" (1/1) ... [2021-11-23 15:54:28,420 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:27" (1/1) ... [2021-11-23 15:54:28,467 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:27" (1/1) ... [2021-11-23 15:54:28,560 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:54:28,561 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:54:28,561 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:54:28,562 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:54:28,563 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:27" (1/1) ... [2021-11-23 15:54:28,570 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:28,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0a44e29-e383-4a7b-9966-2f9f8459a866/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:54:28,604 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0a44e29-e383-4a7b-9966-2f9f8459a866/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:54:28,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0a44e29-e383-4a7b-9966-2f9f8459a866/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:54:28,638 INFO L130 BoogieDeclarations]: Found specification of procedure serial_break [2021-11-23 15:54:28,638 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_break [2021-11-23 15:54:28,639 INFO L130 BoogieDeclarations]: Found specification of procedure serial_proc_open [2021-11-23 15:54:28,639 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_proc_open [2021-11-23 15:54:28,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:54:28,639 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_throttle [2021-11-23 15:54:28,639 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_throttle [2021-11-23 15:54:28,639 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write_start [2021-11-23 15:54:28,639 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write_start [2021-11-23 15:54:28,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:54:28,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_14 [2021-11-23 15:54:28,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_14 [2021-11-23 15:54:28,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:54:28,640 INFO L130 BoogieDeclarations]: Found specification of procedure usb_translate_errors [2021-11-23 15:54:28,640 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_translate_errors [2021-11-23 15:54:28,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 15:54:28,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:54:28,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:54:28,641 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2021-11-23 15:54:28,641 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2021-11-23 15:54:28,641 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_dtr_rts [2021-11-23 15:54:28,641 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_dtr_rts [2021-11-23 15:54:28,641 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_remove [2021-11-23 15:54:28,641 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_remove [2021-11-23 15:54:28,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2021-11-23 15:54:28,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2021-11-23 15:54:28,641 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-23 15:54:28,642 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-23 15:54:28,642 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-11-23 15:54:28,642 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-11-23 15:54:28,642 INFO L130 BoogieDeclarations]: Found specification of procedure serial_chars_in_buffer [2021-11-23 15:54:28,642 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_chars_in_buffer [2021-11-23 15:54:28,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:54:28,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:54:28,642 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2021-11-23 15:54:28,642 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2021-11-23 15:54:28,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2021-11-23 15:54:28,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2021-11-23 15:54:28,643 INFO L130 BoogieDeclarations]: Found specification of procedure char_buf_ptr [2021-11-23 15:54:28,643 INFO L138 BoogieDeclarations]: Found implementation of procedure char_buf_ptr [2021-11-23 15:54:28,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_5 [2021-11-23 15:54:28,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_5 [2021-11-23 15:54:28,643 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~C_INT [2021-11-23 15:54:28,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~C_INT [2021-11-23 15:54:28,644 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_activate [2021-11-23 15:54:28,644 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_activate [2021-11-23 15:54:28,644 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit_unlock [2021-11-23 15:54:28,644 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit_unlock [2021-11-23 15:54:28,644 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 15:54:28,644 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 15:54:28,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:54:28,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:54:28,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_4 [2021-11-23 15:54:28,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_4 [2021-11-23 15:54:28,645 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_suspend [2021-11-23 15:54:28,645 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_suspend [2021-11-23 15:54:28,645 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_UINT~X~C_UINT~TO~C_INT [2021-11-23 15:54:28,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_UINT~X~C_UINT~TO~C_INT [2021-11-23 15:54:28,646 INFO L130 BoogieDeclarations]: Found specification of procedure usb_store_new_id [2021-11-23 15:54:28,646 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_store_new_id [2021-11-23 15:54:28,646 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2021-11-23 15:54:28,646 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2021-11-23 15:54:28,646 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_int_in [2021-11-23 15:54:28,646 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_int_in [2021-11-23 15:54:28,647 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-23 15:54:28,647 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-23 15:54:28,647 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:54:28,647 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:54:28,647 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_poison_urbs [2021-11-23 15:54:28,647 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_poison_urbs [2021-11-23 15:54:28,647 INFO L130 BoogieDeclarations]: Found specification of procedure serial_hangup [2021-11-23 15:54:28,648 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_hangup [2021-11-23 15:54:28,648 INFO L130 BoogieDeclarations]: Found specification of procedure serial_ioctl [2021-11-23 15:54:28,648 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_ioctl [2021-11-23 15:54:28,648 INFO L130 BoogieDeclarations]: Found specification of procedure serial_write_room [2021-11-23 15:54:28,648 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_write_room [2021-11-23 15:54:28,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___2 [2021-11-23 15:54:28,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___2 [2021-11-23 15:54:28,649 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_debug_data [2021-11-23 15:54:28,649 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_debug_data [2021-11-23 15:54:28,649 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 15:54:28,649 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 15:54:28,649 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:54:28,649 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-23 15:54:28,649 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-23 15:54:28,650 INFO L130 BoogieDeclarations]: Found specification of procedure serial_unthrottle [2021-11-23 15:54:28,650 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_unthrottle [2021-11-23 15:54:28,650 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unpoison_urb [2021-11-23 15:54:28,650 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unpoison_urb [2021-11-23 15:54:28,650 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_submit_read_urbs [2021-11-23 15:54:28,650 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_submit_read_urbs [2021-11-23 15:54:28,650 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_probe [2021-11-23 15:54:28,651 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_probe [2021-11-23 15:54:28,651 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2021-11-23 15:54:28,651 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2021-11-23 15:54:28,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:54:28,651 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2021-11-23 15:54:28,651 INFO L130 BoogieDeclarations]: Found specification of procedure serial_get_icount [2021-11-23 15:54:28,651 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_get_icount [2021-11-23 15:54:28,652 INFO L130 BoogieDeclarations]: Found specification of procedure serial_throttle [2021-11-23 15:54:28,652 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_throttle [2021-11-23 15:54:28,652 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-11-23 15:54:28,652 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-11-23 15:54:28,652 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 15:54:28,652 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 15:54:28,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_interface [2021-11-23 15:54:28,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_interface [2021-11-23 15:54:28,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:54:28,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:54:28,653 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_submit_read_urb [2021-11-23 15:54:28,653 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_submit_read_urb [2021-11-23 15:54:28,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 15:54:28,653 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:54:28,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:54:28,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:54:28,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 15:54:28,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:54:28,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:54:28,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 15:54:28,654 INFO L130 BoogieDeclarations]: Found specification of procedure try_module_get [2021-11-23 15:54:28,654 INFO L138 BoogieDeclarations]: Found implementation of procedure try_module_get [2021-11-23 15:54:28,655 INFO L130 BoogieDeclarations]: Found specification of procedure put_tty_driver [2021-11-23 15:54:28,655 INFO L138 BoogieDeclarations]: Found implementation of procedure put_tty_driver [2021-11-23 15:54:28,655 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-23 15:54:28,655 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-23 15:54:28,655 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_resume [2021-11-23 15:54:28,655 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_resume [2021-11-23 15:54:28,655 INFO L130 BoogieDeclarations]: Found specification of procedure serial_cleanup [2021-11-23 15:54:28,656 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_cleanup [2021-11-23 15:54:28,656 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 15:54:28,656 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 15:54:28,656 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-11-23 15:54:28,656 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-11-23 15:54:28,656 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-23 15:54:28,656 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-23 15:54:28,657 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_carrier_raised [2021-11-23 15:54:28,657 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_carrier_raised [2021-11-23 15:54:28,657 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_uint_must_check_helper [2021-11-23 15:54:28,657 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_uint_must_check_helper [2021-11-23 15:54:28,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_interface [2021-11-23 15:54:28,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_interface [2021-11-23 15:54:28,657 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-23 15:54:28,658 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-23 15:54:28,658 INFO L130 BoogieDeclarations]: Found specification of procedure serial_tiocmget [2021-11-23 15:54:28,658 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_tiocmget [2021-11-23 15:54:28,658 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write_bulk_callback [2021-11-23 15:54:28,658 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write_bulk_callback [2021-11-23 15:54:28,658 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_UINT~X~C_ULONG~TO~C_INT [2021-11-23 15:54:28,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_UINT~X~C_ULONG~TO~C_INT [2021-11-23 15:54:28,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 15:54:28,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 15:54:28,659 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_probe [2021-11-23 15:54:28,659 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_probe [2021-11-23 15:54:28,659 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-23 15:54:28,659 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-23 15:54:28,659 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2021-11-23 15:54:28,659 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2021-11-23 15:54:28,660 INFO L130 BoogieDeclarations]: Found specification of procedure bus_unregister [2021-11-23 15:54:28,660 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_unregister [2021-11-23 15:54:28,660 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_reset_resume [2021-11-23 15:54:28,660 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_reset_resume [2021-11-23 15:54:28,660 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_read_bulk_callback [2021-11-23 15:54:28,660 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_read_bulk_callback [2021-11-23 15:54:28,660 INFO L130 BoogieDeclarations]: Found specification of procedure usb_poison_urb [2021-11-23 15:54:28,661 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_poison_urb [2021-11-23 15:54:28,661 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2021-11-23 15:54:28,661 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2021-11-23 15:54:28,661 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2021-11-23 15:54:28,661 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2021-11-23 15:54:28,661 INFO L130 BoogieDeclarations]: Found specification of procedure serial_wait_until_sent [2021-11-23 15:54:28,661 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_wait_until_sent [2021-11-23 15:54:28,662 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 15:54:28,662 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 15:54:28,662 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_match [2021-11-23 15:54:28,662 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_match [2021-11-23 15:54:28,662 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2021-11-23 15:54:28,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2021-11-23 15:54:28,662 INFO L130 BoogieDeclarations]: Found specification of procedure serial_open [2021-11-23 15:54:28,662 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_open [2021-11-23 15:54:28,663 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-23 15:54:28,663 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-23 15:54:28,663 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-11-23 15:54:28,663 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-11-23 15:54:28,663 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2021-11-23 15:54:28,663 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2021-11-23 15:54:28,663 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_shutdown [2021-11-23 15:54:28,664 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_shutdown [2021-11-23 15:54:28,664 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:54:28,664 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:54:28,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_41 [2021-11-23 15:54:28,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_41 [2021-11-23 15:54:28,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_42 [2021-11-23 15:54:28,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_42 [2021-11-23 15:54:28,664 INFO L130 BoogieDeclarations]: Found specification of procedure serial_set_termios [2021-11-23 15:54:28,665 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_set_termios [2021-11-23 15:54:28,665 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_resume [2021-11-23 15:54:28,665 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_resume [2021-11-23 15:54:28,665 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2021-11-23 15:54:28,665 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2021-11-23 15:54:28,665 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-11-23 15:54:28,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-11-23 15:54:28,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:54:28,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:54:28,666 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_disconnect [2021-11-23 15:54:28,666 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_disconnect [2021-11-23 15:54:28,666 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_unthrottle [2021-11-23 15:54:28,666 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_unthrottle [2021-11-23 15:54:28,666 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_get_by_minor [2021-11-23 15:54:28,666 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_get_by_minor [2021-11-23 15:54:28,667 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:54:28,667 INFO L130 BoogieDeclarations]: Found specification of procedure serial_install [2021-11-23 15:54:28,667 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_install [2021-11-23 15:54:28,667 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:54:28,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-23 15:54:28,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-23 15:54:28,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:54:28,668 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 15:54:28,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_int_urb_18 [2021-11-23 15:54:28,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_int_urb_18 [2021-11-23 15:54:28,668 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2021-11-23 15:54:28,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2021-11-23 15:54:28,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put_4 [2021-11-23 15:54:28,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put_4 [2021-11-23 15:54:28,669 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 15:54:28,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 15:54:28,669 INFO L130 BoogieDeclarations]: Found specification of procedure serial_tiocmset [2021-11-23 15:54:28,669 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_tiocmset [2021-11-23 15:54:28,669 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-23 15:54:28,669 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-23 15:54:28,669 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2021-11-23 15:54:28,669 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2021-11-23 15:54:28,670 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_22 [2021-11-23 15:54:28,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_22 [2021-11-23 15:54:28,670 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_put [2021-11-23 15:54:28,670 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_put [2021-11-23 15:54:28,670 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_unpoison_port_urbs [2021-11-23 15:54:28,670 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_unpoison_port_urbs [2021-11-23 15:54:28,670 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2021-11-23 15:54:28,671 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2021-11-23 15:54:28,671 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-23 15:54:28,671 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-23 15:54:28,671 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_serial [2021-11-23 15:54:28,671 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_serial [2021-11-23 15:54:28,671 INFO L130 BoogieDeclarations]: Found specification of procedure get_iface_id [2021-11-23 15:54:28,671 INFO L138 BoogieDeclarations]: Found implementation of procedure get_iface_id [2021-11-23 15:54:28,671 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-23 15:54:28,672 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-23 15:54:28,672 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2021-11-23 15:54:28,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2021-11-23 15:54:28,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:54:28,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:54:28,672 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_driver [2021-11-23 15:54:28,672 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_driver [2021-11-23 15:54:28,673 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_out [2021-11-23 15:54:28,673 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_out [2021-11-23 15:54:28,673 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 15:54:28,673 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 15:54:29,727 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:54:29,731 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:54:30,972 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:54:30,976 INFO L158 Benchmark]: Toolchain (without parser) took 7456.64ms. Allocated memory was 54.5MB in the beginning and 348.1MB in the end (delta: 293.6MB). Free memory was 31.9MB in the beginning and 187.1MB in the end (delta: -155.2MB). Peak memory consumption was 138.8MB. Max. memory is 16.1GB. [2021-11-23 15:54:30,977 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 54.5MB. Free memory was 35.2MB in the beginning and 35.2MB in the end (delta: 44.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:54:30,977 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4274.11ms. Allocated memory was 54.5MB in the beginning and 174.1MB in the end (delta: 119.5MB). Free memory was 31.7MB in the beginning and 64.4MB in the end (delta: -32.7MB). Peak memory consumption was 96.8MB. Max. memory is 16.1GB. [2021-11-23 15:54:30,978 INFO L158 Benchmark]: Boogie Procedure Inliner took 348.42ms. Allocated memory is still 174.1MB. Free memory was 64.4MB in the beginning and 86.6MB in the end (delta: -22.2MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. [2021-11-23 15:54:30,979 INFO L158 Benchmark]: Boogie Preprocessor took 413.25ms. Allocated memory was 174.1MB in the beginning and 348.1MB in the end (delta: 174.1MB). Free memory was 86.6MB in the beginning and 259.4MB in the end (delta: -172.8MB). Peak memory consumption was 59.0MB. Max. memory is 16.1GB. [2021-11-23 15:54:30,979 INFO L158 Benchmark]: RCFGBuilder took 2413.21ms. Allocated memory is still 348.1MB. Free memory was 259.4MB in the beginning and 187.1MB in the end (delta: 72.4MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. [2021-11-23 15:54:30,982 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 54.5MB. Free memory was 35.2MB in the beginning and 35.2MB in the end (delta: 44.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4274.11ms. Allocated memory was 54.5MB in the beginning and 174.1MB in the end (delta: 119.5MB). Free memory was 31.7MB in the beginning and 64.4MB in the end (delta: -32.7MB). Peak memory consumption was 96.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 348.42ms. Allocated memory is still 174.1MB. Free memory was 64.4MB in the beginning and 86.6MB in the end (delta: -22.2MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 413.25ms. Allocated memory was 174.1MB in the beginning and 348.1MB in the end (delta: 174.1MB). Free memory was 86.6MB in the beginning and 259.4MB in the end (delta: -172.8MB). Peak memory consumption was 59.0MB. Max. memory is 16.1GB. * RCFGBuilder took 2413.21ms. Allocated memory is still 348.1MB. Free memory was 259.4MB in the beginning and 187.1MB in the end (delta: 72.4MB). Peak memory consumption was 73.4MB. 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 15:54:31,031 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0a44e29-e383-4a7b-9966-2f9f8459a866/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