./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-2b9ec6c-1-106_1a-drivers--usb--gadget--g_printer.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_563843a5-5bb1-49fb-8823-113462559677/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_563843a5-5bb1-49fb-8823-113462559677/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_563843a5-5bb1-49fb-8823-113462559677/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_563843a5-5bb1-49fb-8823-113462559677/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-2b9ec6c-1-106_1a-drivers--usb--gadget--g_printer.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_563843a5-5bb1-49fb-8823-113462559677/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_563843a5-5bb1-49fb-8823-113462559677/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 e3555fedd9f92961bad45780711b37c7eb42c00277e0bac6769cfc03eaec14a8 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:40,475 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:40,478 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:40,536 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:40,536 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:40,542 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:40,544 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:40,548 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:40,550 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:40,555 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:40,556 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:40,558 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:40,559 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:40,561 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:40,563 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:40,568 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:40,569 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:40,570 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:40,573 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:40,581 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:40,583 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:40,584 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:40,587 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:40,588 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:40,593 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:40,593 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:40,594 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:40,596 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:40,596 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:40,598 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:40,599 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:40,600 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:40,602 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:40,603 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:40,604 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:40,605 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:40,605 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:40,606 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:40,606 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:40,607 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:40,607 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:40,608 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_563843a5-5bb1-49fb-8823-113462559677/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:55:40,651 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:40,651 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:40,652 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:40,653 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:40,653 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:40,653 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:40,654 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:40,657 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:55:40,657 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:40,658 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:40,659 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:40,659 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:40,659 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:40,659 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:40,659 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:40,660 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:40,660 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:40,660 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:40,660 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:40,660 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:40,661 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:40,661 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:40,661 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:55:40,661 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:55:40,661 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:40,662 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_563843a5-5bb1-49fb-8823-113462559677/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_563843a5-5bb1-49fb-8823-113462559677/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e3555fedd9f92961bad45780711b37c7eb42c00277e0bac6769cfc03eaec14a8 [2021-11-23 15:55:40,977 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:41,003 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:41,006 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:41,007 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:41,008 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:41,010 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_563843a5-5bb1-49fb-8823-113462559677/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-2b9ec6c-1-106_1a-drivers--usb--gadget--g_printer.ko-entry_point.cil.out.i [2021-11-23 15:55:41,080 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_563843a5-5bb1-49fb-8823-113462559677/bin/ukojak-CwSLpZB5Qu/data/98252a36c/ec2b2921a76d473c924dcf13b37ce575/FLAGe122030b3 [2021-11-23 15:55:41,889 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:41,890 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_563843a5-5bb1-49fb-8823-113462559677/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-2b9ec6c-1-106_1a-drivers--usb--gadget--g_printer.ko-entry_point.cil.out.i [2021-11-23 15:55:41,934 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_563843a5-5bb1-49fb-8823-113462559677/bin/ukojak-CwSLpZB5Qu/data/98252a36c/ec2b2921a76d473c924dcf13b37ce575/FLAGe122030b3 [2021-11-23 15:55:42,450 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_563843a5-5bb1-49fb-8823-113462559677/bin/ukojak-CwSLpZB5Qu/data/98252a36c/ec2b2921a76d473c924dcf13b37ce575 [2021-11-23 15:55:42,452 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:42,454 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:42,455 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:42,456 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:42,459 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:42,460 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:42" (1/1) ... [2021-11-23 15:55:42,461 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fddff08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:42, skipping insertion in model container [2021-11-23 15:55:42,461 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:42" (1/1) ... [2021-11-23 15:55:42,469 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:42,579 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:43,389 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_563843a5-5bb1-49fb-8823-113462559677/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-2b9ec6c-1-106_1a-drivers--usb--gadget--g_printer.ko-entry_point.cil.out.i[88044,88057] [2021-11-23 15:55:43,928 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:43,982 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:44,091 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_563843a5-5bb1-49fb-8823-113462559677/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-2b9ec6c-1-106_1a-drivers--usb--gadget--g_printer.ko-entry_point.cil.out.i[88044,88057] [2021-11-23 15:55:44,397 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:44,510 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:44,510 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:44 WrapperNode [2021-11-23 15:55:44,510 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:44,512 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:44,512 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:44,513 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:44,520 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:44" (1/1) ... [2021-11-23 15:55:44,619 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:44" (1/1) ... [2021-11-23 15:55:44,827 INFO L137 Inliner]: procedures = 203, calls = 1279, calls flagged for inlining = 87, calls inlined = 87, statements flattened = 3493 [2021-11-23 15:55:44,828 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:44,829 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:44,830 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:44,830 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:44,839 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:44" (1/1) ... [2021-11-23 15:55:44,839 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:44" (1/1) ... [2021-11-23 15:55:44,874 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:44" (1/1) ... [2021-11-23 15:55:44,875 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:44" (1/1) ... [2021-11-23 15:55:45,000 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:44" (1/1) ... [2021-11-23 15:55:45,018 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:44" (1/1) ... [2021-11-23 15:55:45,044 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:44" (1/1) ... [2021-11-23 15:55:45,073 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:45,074 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:45,075 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:45,075 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:45,076 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:44" (1/1) ... [2021-11-23 15:55:45,083 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:45,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_563843a5-5bb1-49fb-8823-113462559677/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:45,112 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_563843a5-5bb1-49fb-8823-113462559677/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:45,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_563843a5-5bb1-49fb-8823-113462559677/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:45,159 INFO L130 BoogieDeclarations]: Found specification of procedure printer_req_free [2021-11-23 15:55:45,159 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_req_free [2021-11-23 15:55:45,160 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2021-11-23 15:55:45,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2021-11-23 15:55:45,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:55:45,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:55:45,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:55:45,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:55:45,162 INFO L130 BoogieDeclarations]: Found specification of procedure get_gadget_data [2021-11-23 15:55:45,162 INFO L138 BoogieDeclarations]: Found implementation of procedure get_gadget_data [2021-11-23 15:55:45,162 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_free_request [2021-11-23 15:55:45,163 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_free_request [2021-11-23 15:55:45,163 INFO L130 BoogieDeclarations]: Found specification of procedure printer_reset_interface [2021-11-23 15:55:45,163 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_reset_interface [2021-11-23 15:55:45,163 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-23 15:55:45,163 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-23 15:55:45,163 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:55:45,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:55:45,164 INFO L130 BoogieDeclarations]: Found specification of procedure printer_soft_reset [2021-11-23 15:55:45,164 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_soft_reset [2021-11-23 15:55:45,164 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_class [2021-11-23 15:55:45,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_class [2021-11-23 15:55:45,164 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2021-11-23 15:55:45,164 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2021-11-23 15:55:45,165 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rx_reqs [2021-11-23 15:55:45,165 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rx_reqs [2021-11-23 15:55:45,165 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 15:55:45,165 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 15:55:45,165 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:55:45,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:55:45,207 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_vbus_draw [2021-11-23 15:55:45,207 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_vbus_draw [2021-11-23 15:55:45,207 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:55:45,207 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:55:45,207 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 15:55:45,208 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 15:55:45,208 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2021-11-23 15:55:45,208 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2021-11-23 15:55:45,208 INFO L130 BoogieDeclarations]: Found specification of procedure printer_fsync [2021-11-23 15:55:45,208 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_fsync [2021-11-23 15:55:45,208 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:55:45,208 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-23 15:55:45,209 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-23 15:55:45,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:55:45,209 INFO L130 BoogieDeclarations]: Found specification of procedure printer_open [2021-11-23 15:55:45,209 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_open [2021-11-23 15:55:45,209 INFO L130 BoogieDeclarations]: Found specification of procedure printer_bind [2021-11-23 15:55:45,209 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_bind [2021-11-23 15:55:45,209 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-11-23 15:55:45,209 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-11-23 15:55:45,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-23 15:55:45,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-23 15:55:45,210 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-11-23 15:55:45,210 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-11-23 15:55:45,210 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 15:55:45,210 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 15:55:45,210 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:55:45,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:55:45,211 INFO L130 BoogieDeclarations]: Found specification of procedure trace_kmalloc [2021-11-23 15:55:45,211 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_kmalloc [2021-11-23 15:55:45,211 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-23 15:55:45,211 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-23 15:55:45,211 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-11-23 15:55:45,211 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-11-23 15:55:45,211 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2021-11-23 15:55:45,212 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2021-11-23 15:55:45,212 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 15:55:45,212 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 15:55:45,212 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-11-23 15:55:45,212 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-11-23 15:55:45,212 INFO L130 BoogieDeclarations]: Found specification of procedure printer_req_alloc [2021-11-23 15:55:45,212 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_req_alloc [2021-11-23 15:55:45,213 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-23 15:55:45,213 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-23 15:55:45,213 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-11-23 15:55:45,213 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-11-23 15:55:45,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 15:55:45,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 15:55:45,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 15:55:45,213 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-11-23 15:55:45,213 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-11-23 15:55:45,214 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2021-11-23 15:55:45,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2021-11-23 15:55:45,214 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-23 15:55:45,214 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-23 15:55:45,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 15:55:45,214 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:55:45,214 INFO L130 BoogieDeclarations]: Found specification of procedure printer_poll [2021-11-23 15:55:45,214 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_poll [2021-11-23 15:55:45,214 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:55:45,214 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:55:45,215 INFO L130 BoogieDeclarations]: Found specification of procedure set_printer_interface [2021-11-23 15:55:45,215 INFO L138 BoogieDeclarations]: Found implementation of procedure set_printer_interface [2021-11-23 15:55:45,215 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2021-11-23 15:55:45,215 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2021-11-23 15:55:45,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:55:45,215 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_queue [2021-11-23 15:55:45,215 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_queue [2021-11-23 15:55:45,215 INFO L130 BoogieDeclarations]: Found specification of procedure set_interface [2021-11-23 15:55:45,216 INFO L138 BoogieDeclarations]: Found implementation of procedure set_interface [2021-11-23 15:55:45,216 INFO L130 BoogieDeclarations]: Found specification of procedure printer_setup_complete [2021-11-23 15:55:45,216 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_setup_complete [2021-11-23 15:55:45,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:55:45,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:55:45,216 INFO L130 BoogieDeclarations]: Found specification of procedure printer_write [2021-11-23 15:55:45,216 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_write [2021-11-23 15:55:45,216 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:55:45,217 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2021-11-23 15:55:45,217 INFO L130 BoogieDeclarations]: Found specification of procedure printer_unbind [2021-11-23 15:55:45,217 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_unbind [2021-11-23 15:55:45,217 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc_notrace [2021-11-23 15:55:45,217 INFO L130 BoogieDeclarations]: Found specification of procedure printer_close [2021-11-23 15:55:45,217 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_close [2021-11-23 15:55:45,217 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-11-23 15:55:45,217 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-11-23 15:55:45,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:45,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:55:45,218 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 15:55:45,218 INFO L130 BoogieDeclarations]: Found specification of procedure init_utsname [2021-11-23 15:55:45,218 INFO L138 BoogieDeclarations]: Found implementation of procedure init_utsname [2021-11-23 15:55:45,218 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_enable [2021-11-23 15:55:45,218 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_enable [2021-11-23 15:55:45,218 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_notrace [2021-11-23 15:55:45,218 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_notrace [2021-11-23 15:55:45,218 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-23 15:55:45,219 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-23 15:55:45,219 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-11-23 15:55:45,219 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-11-23 15:55:45,219 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_autoconfig [2021-11-23 15:55:45,219 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_autoconfig [2021-11-23 15:55:45,219 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2021-11-23 15:55:45,219 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2021-11-23 15:55:45,220 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-23 15:55:45,220 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-23 15:55:45,220 INFO L130 BoogieDeclarations]: Found specification of procedure printer_setup [2021-11-23 15:55:45,220 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_setup [2021-11-23 15:55:45,220 INFO L130 BoogieDeclarations]: Found specification of procedure set_gadget_data [2021-11-23 15:55:45,220 INFO L138 BoogieDeclarations]: Found implementation of procedure set_gadget_data [2021-11-23 15:55:45,220 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-23 15:55:45,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-23 15:55:45,221 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_disable [2021-11-23 15:55:45,221 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_disable [2021-11-23 15:55:45,221 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-11-23 15:55:45,221 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-11-23 15:55:45,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_region [2021-11-23 15:55:45,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_region [2021-11-23 15:55:45,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:55:45,221 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-11-23 15:55:45,222 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-11-23 15:55:45,222 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:45,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:45,222 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 15:55:45,222 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 15:55:45,872 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:45,875 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:46,023 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:55:46,028 INFO L158 Benchmark]: Toolchain (without parser) took 3573.25ms. Allocated memory was 102.8MB in the beginning and 182.5MB in the end (delta: 79.7MB). Free memory was 57.9MB in the beginning and 92.8MB in the end (delta: -34.9MB). Peak memory consumption was 46.2MB. Max. memory is 16.1GB. [2021-11-23 15:55:46,029 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 102.8MB. Free memory is still 81.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:46,029 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2056.04ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 57.7MB in the beginning and 60.9MB in the end (delta: -3.1MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. [2021-11-23 15:55:46,030 INFO L158 Benchmark]: Boogie Procedure Inliner took 316.48ms. Allocated memory is still 123.7MB. Free memory was 60.9MB in the beginning and 68.3MB in the end (delta: -7.4MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. [2021-11-23 15:55:46,031 INFO L158 Benchmark]: Boogie Preprocessor took 244.00ms. Allocated memory is still 123.7MB. Free memory was 68.3MB in the beginning and 47.0MB in the end (delta: 21.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-23 15:55:46,032 INFO L158 Benchmark]: RCFGBuilder took 951.81ms. Allocated memory was 123.7MB in the beginning and 182.5MB in the end (delta: 58.7MB). Free memory was 46.5MB in the beginning and 92.8MB in the end (delta: -46.3MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. [2021-11-23 15:55:46,035 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 102.8MB. Free memory is still 81.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2056.04ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 57.7MB in the beginning and 60.9MB in the end (delta: -3.1MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 316.48ms. Allocated memory is still 123.7MB. Free memory was 60.9MB in the beginning and 68.3MB in the end (delta: -7.4MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 244.00ms. Allocated memory is still 123.7MB. Free memory was 68.3MB in the beginning and 47.0MB in the end (delta: 21.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * RCFGBuilder took 951.81ms. Allocated memory was 123.7MB in the beginning and 182.5MB in the end (delta: 58.7MB). Free memory was 46.5MB in the beginning and 92.8MB in the end (delta: -46.3MB). Peak memory consumption was 15.6MB. 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 15:55:46,085 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_563843a5-5bb1-49fb-8823-113462559677/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_563843a5-5bb1-49fb-8823-113462559677/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_563843a5-5bb1-49fb-8823-113462559677/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_563843a5-5bb1-49fb-8823-113462559677/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_563843a5-5bb1-49fb-8823-113462559677/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-2b9ec6c-1-106_1a-drivers--usb--gadget--g_printer.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_563843a5-5bb1-49fb-8823-113462559677/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_563843a5-5bb1-49fb-8823-113462559677/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 e3555fedd9f92961bad45780711b37c7eb42c00277e0bac6769cfc03eaec14a8 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:48,529 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:48,533 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:48,590 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:48,590 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:48,596 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:48,598 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:48,602 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:48,606 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:48,614 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:48,618 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:48,620 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:48,620 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:48,621 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:48,623 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:48,624 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:48,625 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:48,626 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:48,632 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:48,641 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:48,643 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:48,645 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:48,650 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:48,652 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:48,656 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:48,656 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:48,657 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:48,659 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:48,659 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:48,660 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:48,661 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:48,662 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:48,664 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:48,664 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:48,666 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:48,666 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:48,667 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:48,667 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:48,668 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:48,670 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:48,670 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:48,675 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_563843a5-5bb1-49fb-8823-113462559677/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:55:48,722 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:48,722 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:48,723 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:48,724 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:48,725 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:48,725 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:48,725 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:48,725 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:48,725 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:48,725 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:48,726 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:48,726 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:55:48,726 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:55:48,726 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:55:48,726 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:48,727 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:48,727 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:48,727 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:48,727 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:48,727 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:48,728 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:48,728 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:48,728 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:48,728 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:48,728 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:55:48,729 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:55:48,729 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:48,729 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:55:48,729 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:55:48,729 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_563843a5-5bb1-49fb-8823-113462559677/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_563843a5-5bb1-49fb-8823-113462559677/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e3555fedd9f92961bad45780711b37c7eb42c00277e0bac6769cfc03eaec14a8 [2021-11-23 15:55:49,100 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:49,134 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:49,137 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:49,138 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:49,139 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:49,141 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_563843a5-5bb1-49fb-8823-113462559677/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-2b9ec6c-1-106_1a-drivers--usb--gadget--g_printer.ko-entry_point.cil.out.i [2021-11-23 15:55:49,218 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_563843a5-5bb1-49fb-8823-113462559677/bin/ukojak-CwSLpZB5Qu/data/d4ded3f7e/8f4f7af9626f48c39f308a0e562b737e/FLAG9b9248ac4 [2021-11-23 15:55:50,165 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:50,166 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_563843a5-5bb1-49fb-8823-113462559677/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-2b9ec6c-1-106_1a-drivers--usb--gadget--g_printer.ko-entry_point.cil.out.i [2021-11-23 15:55:50,213 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_563843a5-5bb1-49fb-8823-113462559677/bin/ukojak-CwSLpZB5Qu/data/d4ded3f7e/8f4f7af9626f48c39f308a0e562b737e/FLAG9b9248ac4 [2021-11-23 15:55:50,678 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_563843a5-5bb1-49fb-8823-113462559677/bin/ukojak-CwSLpZB5Qu/data/d4ded3f7e/8f4f7af9626f48c39f308a0e562b737e [2021-11-23 15:55:50,680 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:50,681 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:50,687 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:50,687 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:50,698 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:50,699 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:50" (1/1) ... [2021-11-23 15:55:50,700 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73762f84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:50, skipping insertion in model container [2021-11-23 15:55:50,701 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:50" (1/1) ... [2021-11-23 15:55:50,709 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:50,836 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:51,784 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_563843a5-5bb1-49fb-8823-113462559677/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-2b9ec6c-1-106_1a-drivers--usb--gadget--g_printer.ko-entry_point.cil.out.i[88044,88057] [2021-11-23 15:55:52,151 WARN L564 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-23 15:55:52,582 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:52,649 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:55:52,737 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:52,801 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_563843a5-5bb1-49fb-8823-113462559677/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-2b9ec6c-1-106_1a-drivers--usb--gadget--g_printer.ko-entry_point.cil.out.i[88044,88057] [2021-11-23 15:55:52,972 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:53,019 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:53,111 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_563843a5-5bb1-49fb-8823-113462559677/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-2b9ec6c-1-106_1a-drivers--usb--gadget--g_printer.ko-entry_point.cil.out.i[88044,88057] [2021-11-23 15:55:53,356 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:53,558 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:53,559 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:53 WrapperNode [2021-11-23 15:55:53,559 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:53,560 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:53,561 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:53,561 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:53,569 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:53" (1/1) ... [2021-11-23 15:55:53,688 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:53" (1/1) ... [2021-11-23 15:55:53,819 INFO L137 Inliner]: procedures = 219, calls = 1278, calls flagged for inlining = 89, calls inlined = 89, statements flattened = 3416 [2021-11-23 15:55:53,819 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:53,820 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:53,820 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:53,821 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:53,830 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:53" (1/1) ... [2021-11-23 15:55:53,831 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:53" (1/1) ... [2021-11-23 15:55:53,853 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:53" (1/1) ... [2021-11-23 15:55:53,854 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:53" (1/1) ... [2021-11-23 15:55:54,009 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:53" (1/1) ... [2021-11-23 15:55:54,027 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:53" (1/1) ... [2021-11-23 15:55:54,045 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:53" (1/1) ... [2021-11-23 15:55:54,078 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:54,079 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:54,080 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:54,080 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:54,081 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:53" (1/1) ... [2021-11-23 15:55:54,089 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:54,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_563843a5-5bb1-49fb-8823-113462559677/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:54,125 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_563843a5-5bb1-49fb-8823-113462559677/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:54,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_563843a5-5bb1-49fb-8823-113462559677/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:54,193 INFO L130 BoogieDeclarations]: Found specification of procedure printer_req_free [2021-11-23 15:55:54,193 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_req_free [2021-11-23 15:55:54,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2021-11-23 15:55:54,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2021-11-23 15:55:54,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:55:54,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:55:54,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:55:54,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:55:54,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 15:55:54,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:55:54,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:55:54,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:55:54,195 INFO L130 BoogieDeclarations]: Found specification of procedure get_gadget_data [2021-11-23 15:55:54,195 INFO L138 BoogieDeclarations]: Found implementation of procedure get_gadget_data [2021-11-23 15:55:54,195 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_free_request [2021-11-23 15:55:54,196 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_free_request [2021-11-23 15:55:54,196 INFO L130 BoogieDeclarations]: Found specification of procedure printer_reset_interface [2021-11-23 15:55:54,196 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_reset_interface [2021-11-23 15:55:54,196 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-23 15:55:54,196 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-23 15:55:54,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:55:54,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:55:54,197 INFO L130 BoogieDeclarations]: Found specification of procedure printer_soft_reset [2021-11-23 15:55:54,197 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_soft_reset [2021-11-23 15:55:54,197 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_class [2021-11-23 15:55:54,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_class [2021-11-23 15:55:54,197 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2021-11-23 15:55:54,197 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2021-11-23 15:55:54,198 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rx_reqs [2021-11-23 15:55:54,198 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rx_reqs [2021-11-23 15:55:54,198 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 15:55:54,198 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 15:55:54,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:55:54,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:55:54,199 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_vbus_draw [2021-11-23 15:55:54,199 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_vbus_draw [2021-11-23 15:55:54,200 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:55:54,200 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:55:54,200 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 15:55:54,200 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 15:55:54,200 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2021-11-23 15:55:54,201 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2021-11-23 15:55:54,201 INFO L130 BoogieDeclarations]: Found specification of procedure printer_fsync [2021-11-23 15:55:54,201 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_fsync [2021-11-23 15:55:54,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:55:54,202 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-23 15:55:54,202 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-23 15:55:54,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:55:54,202 INFO L130 BoogieDeclarations]: Found specification of procedure printer_open [2021-11-23 15:55:54,202 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_open [2021-11-23 15:55:54,203 INFO L130 BoogieDeclarations]: Found specification of procedure printer_bind [2021-11-23 15:55:54,203 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_bind [2021-11-23 15:55:54,204 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-11-23 15:55:54,204 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-11-23 15:55:54,205 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-23 15:55:54,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-23 15:55:54,205 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-11-23 15:55:54,206 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-11-23 15:55:54,206 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 15:55:54,206 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 15:55:54,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:55:54,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:55:54,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 15:55:54,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:55:54,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:55:54,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:55:54,209 INFO L130 BoogieDeclarations]: Found specification of procedure trace_kmalloc [2021-11-23 15:55:54,209 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_kmalloc [2021-11-23 15:55:54,209 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-23 15:55:54,209 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-23 15:55:54,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 15:55:54,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:55:54,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:55:54,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 15:55:54,210 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-11-23 15:55:54,210 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-11-23 15:55:54,211 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2021-11-23 15:55:54,211 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2021-11-23 15:55:54,211 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 15:55:54,211 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 15:55:54,211 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-11-23 15:55:54,211 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-11-23 15:55:54,211 INFO L130 BoogieDeclarations]: Found specification of procedure printer_req_alloc [2021-11-23 15:55:54,212 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_req_alloc [2021-11-23 15:55:54,212 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-23 15:55:54,212 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-23 15:55:54,212 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-11-23 15:55:54,213 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-11-23 15:55:54,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 15:55:54,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 15:55:54,214 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-11-23 15:55:54,214 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-11-23 15:55:54,214 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-23 15:55:54,215 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-23 15:55:54,215 INFO L130 BoogieDeclarations]: Found specification of procedure printer_poll [2021-11-23 15:55:54,215 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_poll [2021-11-23 15:55:54,216 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:55:54,216 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:55:54,216 INFO L130 BoogieDeclarations]: Found specification of procedure set_printer_interface [2021-11-23 15:55:54,216 INFO L138 BoogieDeclarations]: Found implementation of procedure set_printer_interface [2021-11-23 15:55:54,216 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2021-11-23 15:55:54,216 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2021-11-23 15:55:54,217 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_queue [2021-11-23 15:55:54,217 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_queue [2021-11-23 15:55:54,217 INFO L130 BoogieDeclarations]: Found specification of procedure set_interface [2021-11-23 15:55:54,217 INFO L138 BoogieDeclarations]: Found implementation of procedure set_interface [2021-11-23 15:55:54,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 15:55:54,217 INFO L130 BoogieDeclarations]: Found specification of procedure printer_setup_complete [2021-11-23 15:55:54,217 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_setup_complete [2021-11-23 15:55:54,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 15:55:54,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 15:55:54,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 15:55:54,218 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-11-23 15:55:54,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-11-23 15:55:54,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:55:54,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:55:54,223 INFO L130 BoogieDeclarations]: Found specification of procedure printer_write [2021-11-23 15:55:54,223 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_write [2021-11-23 15:55:54,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:55:54,223 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2021-11-23 15:55:54,223 INFO L130 BoogieDeclarations]: Found specification of procedure printer_unbind [2021-11-23 15:55:54,225 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_unbind [2021-11-23 15:55:54,226 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc_notrace [2021-11-23 15:55:54,226 INFO L130 BoogieDeclarations]: Found specification of procedure printer_close [2021-11-23 15:55:54,227 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_close [2021-11-23 15:55:54,233 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-11-23 15:55:54,233 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-11-23 15:55:54,234 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:54,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:55:54,234 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 15:55:54,234 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 15:55:54,234 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 15:55:54,234 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 15:55:54,235 INFO L130 BoogieDeclarations]: Found specification of procedure init_utsname [2021-11-23 15:55:54,235 INFO L138 BoogieDeclarations]: Found implementation of procedure init_utsname [2021-11-23 15:55:54,235 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_enable [2021-11-23 15:55:54,235 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_enable [2021-11-23 15:55:54,235 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_notrace [2021-11-23 15:55:54,235 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_notrace [2021-11-23 15:55:54,235 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-23 15:55:54,236 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-23 15:55:54,236 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-11-23 15:55:54,236 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-11-23 15:55:54,236 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_autoconfig [2021-11-23 15:55:54,236 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_autoconfig [2021-11-23 15:55:54,236 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2021-11-23 15:55:54,237 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2021-11-23 15:55:54,237 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-23 15:55:54,237 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-23 15:55:54,237 INFO L130 BoogieDeclarations]: Found specification of procedure printer_setup [2021-11-23 15:55:54,237 INFO L138 BoogieDeclarations]: Found implementation of procedure printer_setup [2021-11-23 15:55:54,237 INFO L130 BoogieDeclarations]: Found specification of procedure set_gadget_data [2021-11-23 15:55:54,237 INFO L138 BoogieDeclarations]: Found implementation of procedure set_gadget_data [2021-11-23 15:55:54,238 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_disable [2021-11-23 15:55:54,238 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_disable [2021-11-23 15:55:54,238 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-11-23 15:55:54,238 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-11-23 15:55:54,238 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_region [2021-11-23 15:55:54,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_region [2021-11-23 15:55:54,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 15:55:54,239 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-11-23 15:55:54,239 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-11-23 15:55:54,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:54,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:54,239 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 15:55:54,240 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 15:55:54,978 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:54,985 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:55,071 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:55:55,075 INFO L158 Benchmark]: Toolchain (without parser) took 4392.99ms. Allocated memory was 71.3MB in the beginning and 243.3MB in the end (delta: 172.0MB). Free memory was 41.3MB in the beginning and 164.3MB in the end (delta: -123.0MB). Peak memory consumption was 59.0MB. Max. memory is 16.1GB. [2021-11-23 15:55:55,076 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 52.4MB. Free memory was 32.7MB in the beginning and 32.6MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:55,077 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2872.27ms. Allocated memory was 71.3MB in the beginning and 125.8MB in the end (delta: 54.5MB). Free memory was 41.0MB in the beginning and 75.4MB in the end (delta: -34.3MB). Peak memory consumption was 51.4MB. Max. memory is 16.1GB. [2021-11-23 15:55:55,077 INFO L158 Benchmark]: Boogie Procedure Inliner took 259.24ms. Allocated memory is still 125.8MB. Free memory was 75.4MB in the beginning and 57.1MB in the end (delta: 18.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 15:55:55,078 INFO L158 Benchmark]: Boogie Preprocessor took 258.42ms. Allocated memory is still 125.8MB. Free memory was 57.1MB in the beginning and 55.8MB in the end (delta: 1.3MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2021-11-23 15:55:55,078 INFO L158 Benchmark]: RCFGBuilder took 994.20ms. Allocated memory was 125.8MB in the beginning and 243.3MB in the end (delta: 117.4MB). Free memory was 55.8MB in the beginning and 164.3MB in the end (delta: -108.5MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. [2021-11-23 15:55:55,081 INFO L339 ainManager$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 52.4MB. Free memory was 32.7MB in the beginning and 32.6MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2872.27ms. Allocated memory was 71.3MB in the beginning and 125.8MB in the end (delta: 54.5MB). Free memory was 41.0MB in the beginning and 75.4MB in the end (delta: -34.3MB). Peak memory consumption was 51.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 259.24ms. Allocated memory is still 125.8MB. Free memory was 75.4MB in the beginning and 57.1MB in the end (delta: 18.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 258.42ms. Allocated memory is still 125.8MB. Free memory was 57.1MB in the beginning and 55.8MB in the end (delta: 1.3MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. * RCFGBuilder took 994.20ms. Allocated memory was 125.8MB in the beginning and 243.3MB in the end (delta: 117.4MB). Free memory was 55.8MB in the beginning and 164.3MB in the end (delta: -108.5MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:55:55,131 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_563843a5-5bb1-49fb-8823-113462559677/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