./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-misc-iowarrior.ko.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_cf4c20bf-f4eb-4c63-a9d4-c28b208eb131/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4c20bf-f4eb-4c63-a9d4-c28b208eb131/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_cf4c20bf-f4eb-4c63-a9d4-c28b208eb131/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4c20bf-f4eb-4c63-a9d4-c28b208eb131/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-misc-iowarrior.ko.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4c20bf-f4eb-4c63-a9d4-c28b208eb131/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_cf4c20bf-f4eb-4c63-a9d4-c28b208eb131/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 f3090fd14639372da088dcbc149768c93516e312be941c28b3a0b4b80aaee842 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:34:06,393 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:34:06,396 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:34:06,436 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:34:06,436 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:34:06,438 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:34:06,441 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:34:06,444 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:34:06,446 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:34:06,448 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:34:06,450 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:34:06,452 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:34:06,453 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:34:06,455 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:34:06,457 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:34:06,461 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:34:06,465 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:34:06,470 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:34:06,474 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:34:06,480 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:34:06,487 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:34:06,494 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:34:06,497 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:34:06,499 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:34:06,504 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:34:06,510 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:34:06,510 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:34:06,512 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:34:06,514 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:34:06,515 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:34:06,516 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:34:06,518 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:34:06,520 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:34:06,522 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:34:06,524 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:34:06,525 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:34:06,526 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:34:06,526 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:34:06,526 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:34:06,527 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:34:06,528 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:34:06,534 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4c20bf-f4eb-4c63-a9d4-c28b208eb131/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:34:06,593 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:34:06,596 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:34:06,598 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:34:06,598 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:34:06,599 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:34:06,600 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:34:06,600 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:34:06,600 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:34:06,601 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:34:06,601 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:34:06,603 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:34:06,603 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:34:06,603 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:34:06,604 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:34:06,604 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:34:06,604 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:34:06,605 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:34:06,605 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:34:06,605 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:06,606 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:34:06,606 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:34:06,606 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:34:06,606 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:34:06,607 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:34:06,607 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:34:06,607 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_cf4c20bf-f4eb-4c63-a9d4-c28b208eb131/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4c20bf-f4eb-4c63-a9d4-c28b208eb131/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f3090fd14639372da088dcbc149768c93516e312be941c28b3a0b4b80aaee842 [2021-11-23 15:34:06,944 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:34:06,985 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:34:06,989 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:34:06,992 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:34:06,994 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:34:06,996 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4c20bf-f4eb-4c63-a9d4-c28b208eb131/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-misc-iowarrior.ko.cil.out.i [2021-11-23 15:34:07,090 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4c20bf-f4eb-4c63-a9d4-c28b208eb131/bin/ukojak-CwSLpZB5Qu/data/e0743644e/3c1cbcacec194c88b70693e1104eebe1/FLAG1080ed06b [2021-11-23 15:34:08,177 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:34:08,178 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4c20bf-f4eb-4c63-a9d4-c28b208eb131/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-misc-iowarrior.ko.cil.out.i [2021-11-23 15:34:08,225 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4c20bf-f4eb-4c63-a9d4-c28b208eb131/bin/ukojak-CwSLpZB5Qu/data/e0743644e/3c1cbcacec194c88b70693e1104eebe1/FLAG1080ed06b [2021-11-23 15:34:08,603 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4c20bf-f4eb-4c63-a9d4-c28b208eb131/bin/ukojak-CwSLpZB5Qu/data/e0743644e/3c1cbcacec194c88b70693e1104eebe1 [2021-11-23 15:34:08,606 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:34:08,608 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:34:08,610 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:34:08,611 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:34:08,615 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:34:08,616 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:08" (1/1) ... [2021-11-23 15:34:08,618 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a47e44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:08, skipping insertion in model container [2021-11-23 15:34:08,618 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:08" (1/1) ... [2021-11-23 15:34:08,628 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:34:08,748 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:34:10,037 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_cf4c20bf-f4eb-4c63-a9d4-c28b208eb131/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-misc-iowarrior.ko.cil.out.i[159323,159336] [2021-11-23 15:34:10,085 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:10,135 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:34:10,405 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_cf4c20bf-f4eb-4c63-a9d4-c28b208eb131/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-misc-iowarrior.ko.cil.out.i[159323,159336] [2021-11-23 15:34:10,424 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:10,545 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:34:10,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:10 WrapperNode [2021-11-23 15:34:10,547 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:34:10,550 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:10,550 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:34:10,550 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:34:10,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:10" (1/1) ... [2021-11-23 15:34:10,686 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:10" (1/1) ... [2021-11-23 15:34:10,808 INFO L137 Inliner]: procedures = 131, calls = 748, calls flagged for inlining = 45, calls inlined = 42, statements flattened = 2145 [2021-11-23 15:34:10,809 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:10,810 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:34:10,811 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:34:10,811 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:34:10,823 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:10" (1/1) ... [2021-11-23 15:34:10,823 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:10" (1/1) ... [2021-11-23 15:34:10,840 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:10" (1/1) ... [2021-11-23 15:34:10,841 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:10" (1/1) ... [2021-11-23 15:34:10,938 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:10" (1/1) ... [2021-11-23 15:34:10,963 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:10" (1/1) ... [2021-11-23 15:34:10,979 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:10" (1/1) ... [2021-11-23 15:34:11,008 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:34:11,009 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:34:11,009 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:34:11,010 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:34:11,011 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:10" (1/1) ... [2021-11-23 15:34:11,021 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:11,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4c20bf-f4eb-4c63-a9d4-c28b208eb131/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:34:11,054 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4c20bf-f4eb-4c63-a9d4-c28b208eb131/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:34:11,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4c20bf-f4eb-4c63-a9d4-c28b208eb131/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:34:11,114 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-23 15:34:11,114 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-23 15:34:11,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 15:34:11,115 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2021-11-23 15:34:11,115 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2021-11-23 15:34:11,115 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2021-11-23 15:34:11,116 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2021-11-23 15:34:11,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:34:11,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:34:11,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:34:11,117 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2021-11-23 15:34:11,117 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2021-11-23 15:34:11,117 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:34:11,117 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:34:11,118 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-23 15:34:11,118 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-23 15:34:11,118 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 15:34:11,118 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 15:34:11,119 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:34:11,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:34:11,119 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-11-23 15:34:11,119 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-11-23 15:34:11,119 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2021-11-23 15:34:11,120 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2021-11-23 15:34:11,120 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:34:11,120 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:34:11,120 INFO L130 BoogieDeclarations]: Found specification of procedure iowarrior_init [2021-11-23 15:34:11,120 INFO L138 BoogieDeclarations]: Found implementation of procedure iowarrior_init [2021-11-23 15:34:11,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:34:11,121 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 15:34:11,121 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 15:34:11,121 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-23 15:34:11,122 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-23 15:34:11,122 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2021-11-23 15:34:11,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2021-11-23 15:34:11,122 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2021-11-23 15:34:11,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2021-11-23 15:34:11,161 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-23 15:34:11,161 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-23 15:34:11,162 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 15:34:11,162 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 15:34:11,162 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:34:11,162 INFO L130 BoogieDeclarations]: Found specification of procedure iowarrior_exit [2021-11-23 15:34:11,162 INFO L138 BoogieDeclarations]: Found implementation of procedure iowarrior_exit [2021-11-23 15:34:11,162 INFO L130 BoogieDeclarations]: Found specification of procedure iowarrior_delete [2021-11-23 15:34:11,163 INFO L138 BoogieDeclarations]: Found implementation of procedure iowarrior_delete [2021-11-23 15:34:11,163 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-11-23 15:34:11,163 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-11-23 15:34:11,163 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:34:11,163 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2021-11-23 15:34:11,163 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2021-11-23 15:34:11,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:34:11,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:34:11,164 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 15:34:11,164 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_report [2021-11-23 15:34:11,164 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_report [2021-11-23 15:34:11,164 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2021-11-23 15:34:11,165 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2021-11-23 15:34:11,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:34:11,165 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-11-23 15:34:11,165 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-11-23 15:34:11,165 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-11-23 15:34:11,165 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-11-23 15:34:11,166 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-23 15:34:11,166 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-23 15:34:11,166 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-11-23 15:34:11,166 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-11-23 15:34:11,166 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-11-23 15:34:11,166 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-11-23 15:34:11,167 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2021-11-23 15:34:11,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2021-11-23 15:34:11,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:34:11,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:34:11,167 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-23 15:34:11,168 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-23 15:34:11,168 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2021-11-23 15:34:11,168 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2021-11-23 15:34:11,168 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-23 15:34:11,168 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-23 15:34:11,168 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 15:34:11,169 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 15:34:11,169 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-23 15:34:11,169 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-23 15:34:11,169 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-11-23 15:34:11,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-11-23 15:34:11,171 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2021-11-23 15:34:11,171 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2021-11-23 15:34:11,171 INFO L130 BoogieDeclarations]: Found specification of procedure read_index [2021-11-23 15:34:11,171 INFO L138 BoogieDeclarations]: Found implementation of procedure read_index [2021-11-23 15:34:11,172 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2021-11-23 15:34:11,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_pointer [2021-11-23 15:34:11,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:34:11,172 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-11-23 15:34:11,173 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-11-23 15:34:11,173 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2021-11-23 15:34:11,173 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2021-11-23 15:34:11,173 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2021-11-23 15:34:11,173 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2021-11-23 15:34:11,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 15:34:11,176 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-11-23 15:34:11,176 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-11-23 15:34:11,176 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:34:11,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:34:11,777 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:34:11,783 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:34:12,291 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:34:12,301 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2021-11-23 15:34:12,302 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2021-11-23 15:34:12,625 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$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 15:34:12,631 INFO L158 Benchmark]: Toolchain (without parser) took 4021.36ms. Allocated memory was 90.2MB in the beginning and 163.6MB in the end (delta: 73.4MB). Free memory was 63.6MB in the beginning and 79.3MB in the end (delta: -15.6MB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. [2021-11-23 15:34:12,632 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 90.2MB. Free memory was 67.5MB in the beginning and 67.4MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:34:12,634 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1937.61ms. Allocated memory was 90.2MB in the beginning and 111.1MB in the end (delta: 21.0MB). Free memory was 63.6MB in the beginning and 45.6MB in the end (delta: 18.1MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. [2021-11-23 15:34:12,635 INFO L158 Benchmark]: Boogie Procedure Inliner took 259.93ms. Allocated memory is still 111.1MB. Free memory was 45.6MB in the beginning and 58.7MB in the end (delta: -13.2MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. [2021-11-23 15:34:12,637 INFO L158 Benchmark]: Boogie Preprocessor took 197.63ms. Allocated memory is still 111.1MB. Free memory was 58.7MB in the beginning and 45.6MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:34:12,638 INFO L158 Benchmark]: RCFGBuilder took 1619.60ms. Allocated memory was 111.1MB in the beginning and 163.6MB in the end (delta: 52.4MB). Free memory was 45.6MB in the beginning and 79.3MB in the end (delta: -33.6MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. [2021-11-23 15:34:12,644 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 90.2MB. Free memory was 67.5MB in the beginning and 67.4MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1937.61ms. Allocated memory was 90.2MB in the beginning and 111.1MB in the end (delta: 21.0MB). Free memory was 63.6MB in the beginning and 45.6MB in the end (delta: 18.1MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 259.93ms. Allocated memory is still 111.1MB. Free memory was 45.6MB in the beginning and 58.7MB in the end (delta: -13.2MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 197.63ms. Allocated memory is still 111.1MB. Free memory was 58.7MB in the beginning and 45.6MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 1619.60ms. Allocated memory was 111.1MB in the beginning and 163.6MB in the end (delta: 52.4MB). Free memory was 45.6MB in the beginning and 79.3MB in the end (delta: -33.6MB). Peak memory consumption was 18.6MB. 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 15:34:12,708 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4c20bf-f4eb-4c63-a9d4-c28b208eb131/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4c20bf-f4eb-4c63-a9d4-c28b208eb131/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4c20bf-f4eb-4c63-a9d4-c28b208eb131/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_cf4c20bf-f4eb-4c63-a9d4-c28b208eb131/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4c20bf-f4eb-4c63-a9d4-c28b208eb131/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-misc-iowarrior.ko.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4c20bf-f4eb-4c63-a9d4-c28b208eb131/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_cf4c20bf-f4eb-4c63-a9d4-c28b208eb131/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 f3090fd14639372da088dcbc149768c93516e312be941c28b3a0b4b80aaee842 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:34:15,765 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:34:15,769 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:34:15,847 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:34:15,848 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:34:15,854 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:34:15,857 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:34:15,863 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:34:15,867 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:34:15,877 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:34:15,878 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:34:15,880 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:34:15,881 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:34:15,882 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:34:15,884 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:34:15,886 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:34:15,887 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:34:15,889 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:34:15,892 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:34:15,895 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:34:15,897 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:34:15,900 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:34:15,902 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:34:15,903 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:34:15,908 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:34:15,909 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:34:15,909 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:34:15,911 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:34:15,911 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:34:15,913 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:34:15,913 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:34:15,915 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:34:15,916 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:34:15,917 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:34:15,918 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:34:15,919 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:34:15,920 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:34:15,920 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:34:15,920 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:34:15,922 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:34:15,922 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:34:15,924 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4c20bf-f4eb-4c63-a9d4-c28b208eb131/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:34:15,965 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:34:15,966 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:34:15,967 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:34:15,968 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:34:15,970 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:34:15,970 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:34:15,970 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:34:15,971 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:34:15,971 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:34:15,971 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:34:15,973 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:34:15,973 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:34:15,973 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:34:15,974 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:34:15,974 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:34:15,974 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:34:15,975 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:34:15,975 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:34:15,975 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:34:15,976 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:34:15,976 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:15,976 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:34:15,977 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:34:15,977 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:34:15,977 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:34:15,978 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:34:15,978 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:34:15,978 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:34:15,978 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:34:15,979 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_cf4c20bf-f4eb-4c63-a9d4-c28b208eb131/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4c20bf-f4eb-4c63-a9d4-c28b208eb131/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f3090fd14639372da088dcbc149768c93516e312be941c28b3a0b4b80aaee842 [2021-11-23 15:34:16,472 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:34:16,503 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:34:16,507 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:34:16,509 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:34:16,510 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:34:16,512 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4c20bf-f4eb-4c63-a9d4-c28b208eb131/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-misc-iowarrior.ko.cil.out.i [2021-11-23 15:34:16,621 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4c20bf-f4eb-4c63-a9d4-c28b208eb131/bin/ukojak-CwSLpZB5Qu/data/3aeaee3d1/e4c9a073064549159cf3926426967ad4/FLAG9c52b3106 [2021-11-23 15:34:17,665 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:34:17,666 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4c20bf-f4eb-4c63-a9d4-c28b208eb131/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-misc-iowarrior.ko.cil.out.i [2021-11-23 15:34:17,706 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4c20bf-f4eb-4c63-a9d4-c28b208eb131/bin/ukojak-CwSLpZB5Qu/data/3aeaee3d1/e4c9a073064549159cf3926426967ad4/FLAG9c52b3106 [2021-11-23 15:34:18,059 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4c20bf-f4eb-4c63-a9d4-c28b208eb131/bin/ukojak-CwSLpZB5Qu/data/3aeaee3d1/e4c9a073064549159cf3926426967ad4 [2021-11-23 15:34:18,062 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:34:18,065 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:34:18,067 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:34:18,067 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:34:18,081 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:34:18,082 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:18" (1/1) ... [2021-11-23 15:34:18,084 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61853056 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:18, skipping insertion in model container [2021-11-23 15:34:18,084 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:18" (1/1) ... [2021-11-23 15:34:18,094 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:34:18,244 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:34:19,858 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_cf4c20bf-f4eb-4c63-a9d4-c28b208eb131/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-misc-iowarrior.ko.cil.out.i[159323,159336] [2021-11-23 15:34:19,900 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:19,986 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:34:20,038 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:34:20,316 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_cf4c20bf-f4eb-4c63-a9d4-c28b208eb131/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-misc-iowarrior.ko.cil.out.i[159323,159336] [2021-11-23 15:34:20,328 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:20,360 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:34:20,657 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_cf4c20bf-f4eb-4c63-a9d4-c28b208eb131/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-misc-iowarrior.ko.cil.out.i[159323,159336] [2021-11-23 15:34:20,667 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:20,821 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:34:20,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:20 WrapperNode [2021-11-23 15:34:20,823 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:34:20,825 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:20,825 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:34:20,825 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:34:20,834 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:20" (1/1) ... [2021-11-23 15:34:20,908 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:20" (1/1) ... [2021-11-23 15:34:21,065 INFO L137 Inliner]: procedures = 146, calls = 748, calls flagged for inlining = 45, calls inlined = 42, statements flattened = 2096 [2021-11-23 15:34:21,065 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:21,067 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:34:21,067 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:34:21,067 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:34:21,077 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:20" (1/1) ... [2021-11-23 15:34:21,077 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:20" (1/1) ... [2021-11-23 15:34:21,112 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:20" (1/1) ... [2021-11-23 15:34:21,112 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:20" (1/1) ... [2021-11-23 15:34:21,268 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:20" (1/1) ... [2021-11-23 15:34:21,315 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:20" (1/1) ... [2021-11-23 15:34:21,331 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:20" (1/1) ... [2021-11-23 15:34:21,354 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:34:21,355 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:34:21,355 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:34:21,355 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:34:21,356 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:20" (1/1) ... [2021-11-23 15:34:21,365 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:21,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4c20bf-f4eb-4c63-a9d4-c28b208eb131/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:34:21,395 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4c20bf-f4eb-4c63-a9d4-c28b208eb131/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:34:21,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4c20bf-f4eb-4c63-a9d4-c28b208eb131/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:34:21,448 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-23 15:34:21,449 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-23 15:34:21,449 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:34:21,449 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2021-11-23 15:34:21,449 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2021-11-23 15:34:21,450 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2021-11-23 15:34:21,450 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2021-11-23 15:34:21,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:34:21,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:34:21,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:34:21,451 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 15:34:21,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:34:21,451 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2021-11-23 15:34:21,451 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2021-11-23 15:34:21,451 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:34:21,452 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:34:21,452 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-23 15:34:21,452 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-23 15:34:21,452 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 15:34:21,453 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 15:34:21,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:34:21,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:34:21,453 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-11-23 15:34:21,453 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-11-23 15:34:21,454 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2021-11-23 15:34:21,454 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2021-11-23 15:34:21,454 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:34:21,454 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:34:21,454 INFO L130 BoogieDeclarations]: Found specification of procedure iowarrior_init [2021-11-23 15:34:21,455 INFO L138 BoogieDeclarations]: Found implementation of procedure iowarrior_init [2021-11-23 15:34:21,455 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 15:34:21,455 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 15:34:21,455 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-23 15:34:21,455 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-23 15:34:21,456 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2021-11-23 15:34:21,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2021-11-23 15:34:21,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 15:34:21,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 15:34:21,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 15:34:21,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 15:34:21,457 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2021-11-23 15:34:21,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2021-11-23 15:34:21,457 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-23 15:34:21,458 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-23 15:34:21,458 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 15:34:21,458 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 15:34:21,458 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:34:21,458 INFO L130 BoogieDeclarations]: Found specification of procedure iowarrior_exit [2021-11-23 15:34:21,459 INFO L138 BoogieDeclarations]: Found implementation of procedure iowarrior_exit [2021-11-23 15:34:21,459 INFO L130 BoogieDeclarations]: Found specification of procedure iowarrior_delete [2021-11-23 15:34:21,459 INFO L138 BoogieDeclarations]: Found implementation of procedure iowarrior_delete [2021-11-23 15:34:21,459 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-11-23 15:34:21,460 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-11-23 15:34:21,460 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:34:21,460 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2021-11-23 15:34:21,460 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2021-11-23 15:34:21,460 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:34:21,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:34:21,461 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 15:34:21,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 15:34:21,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 15:34:21,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 15:34:21,462 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_report [2021-11-23 15:34:21,462 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_report [2021-11-23 15:34:21,462 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2021-11-23 15:34:21,462 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2021-11-23 15:34:21,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:34:21,463 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-11-23 15:34:21,463 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-11-23 15:34:21,463 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-11-23 15:34:21,463 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-11-23 15:34:21,464 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-23 15:34:21,464 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-23 15:34:21,464 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-11-23 15:34:21,464 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-11-23 15:34:21,464 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-11-23 15:34:21,465 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-11-23 15:34:21,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:34:21,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 15:34:21,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2021-11-23 15:34:21,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2021-11-23 15:34:21,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:34:21,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:34:21,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:34:21,466 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-23 15:34:21,466 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-23 15:34:21,467 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2021-11-23 15:34:21,467 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2021-11-23 15:34:21,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 15:34:21,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:34:21,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:34:21,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 15:34:21,468 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-23 15:34:21,468 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-23 15:34:21,468 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 15:34:21,469 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 15:34:21,469 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-23 15:34:21,469 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-23 15:34:21,469 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-11-23 15:34:21,469 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-11-23 15:34:21,470 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2021-11-23 15:34:21,470 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2021-11-23 15:34:21,470 INFO L130 BoogieDeclarations]: Found specification of procedure read_index [2021-11-23 15:34:21,470 INFO L138 BoogieDeclarations]: Found implementation of procedure read_index [2021-11-23 15:34:21,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2021-11-23 15:34:21,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_pointer [2021-11-23 15:34:21,471 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 15:34:21,471 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-11-23 15:34:21,471 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-11-23 15:34:21,471 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2021-11-23 15:34:21,472 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2021-11-23 15:34:21,472 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2021-11-23 15:34:21,472 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2021-11-23 15:34:21,472 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-11-23 15:34:21,472 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-11-23 15:34:21,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:34:21,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:34:22,145 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:34:22,148 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:34:32,779 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:34:32,802 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2021-11-23 15:34:32,803 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2021-11-23 15:34:36,026 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$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 15:34:36,031 INFO L158 Benchmark]: Toolchain (without parser) took 17964.86ms. Allocated memory was 67.1MB in the beginning and 121.6MB in the end (delta: 54.5MB). Free memory was 39.6MB in the beginning and 43.0MB in the end (delta: -3.5MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB. [2021-11-23 15:34:36,032 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 67.1MB. Free memory is still 47.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:34:36,033 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2756.80ms. Allocated memory was 67.1MB in the beginning and 121.6MB in the end (delta: 54.5MB). Free memory was 39.4MB in the beginning and 67.6MB in the end (delta: -28.2MB). Peak memory consumption was 42.2MB. Max. memory is 16.1GB. [2021-11-23 15:34:36,034 INFO L158 Benchmark]: Boogie Procedure Inliner took 240.93ms. Allocated memory is still 121.6MB. Free memory was 66.9MB in the beginning and 55.7MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:34:36,035 INFO L158 Benchmark]: Boogie Preprocessor took 287.63ms. Allocated memory is still 121.6MB. Free memory was 55.7MB in the beginning and 68.9MB in the end (delta: -13.2MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2021-11-23 15:34:36,036 INFO L158 Benchmark]: RCFGBuilder took 14673.19ms. Allocated memory is still 121.6MB. Free memory was 68.9MB in the beginning and 43.0MB in the end (delta: 25.8MB). Peak memory consumption was 33.5MB. Max. memory is 16.1GB. [2021-11-23 15:34:36,041 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 67.1MB. Free memory is still 47.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2756.80ms. Allocated memory was 67.1MB in the beginning and 121.6MB in the end (delta: 54.5MB). Free memory was 39.4MB in the beginning and 67.6MB in the end (delta: -28.2MB). Peak memory consumption was 42.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 240.93ms. Allocated memory is still 121.6MB. Free memory was 66.9MB in the beginning and 55.7MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 287.63ms. Allocated memory is still 121.6MB. Free memory was 55.7MB in the beginning and 68.9MB in the end (delta: -13.2MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. * RCFGBuilder took 14673.19ms. Allocated memory is still 121.6MB. Free memory was 68.9MB in the beginning and 43.0MB in the end (delta: 25.8MB). Peak memory consumption was 33.5MB. 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 15:34:36,122 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf4c20bf-f4eb-4c63-a9d4-c28b208eb131/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable