./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--usb_8dev.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_e5d83231-00c5-44bc-b931-f8ed74d32a9b/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d83231-00c5-44bc-b931-f8ed74d32a9b/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_e5d83231-00c5-44bc-b931-f8ed74d32a9b/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d83231-00c5-44bc-b931-f8ed74d32a9b/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--usb_8dev.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d83231-00c5-44bc-b931-f8ed74d32a9b/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_e5d83231-00c5-44bc-b931-f8ed74d32a9b/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 83293f5c81ac30df7449dd9c03263a4edbba62be916a9a4fda92d2518792b8d4 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:02:54,764 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:02:54,766 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:02:54,813 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:02:54,814 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:02:54,815 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:02:54,817 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:02:54,820 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:02:54,822 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:02:54,824 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:02:54,826 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:02:54,828 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:02:54,830 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:02:54,833 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:02:54,835 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:02:54,838 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:02:54,840 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:02:54,846 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:02:54,849 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:02:54,853 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:02:54,860 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:02:54,861 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:02:54,863 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:02:54,866 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:02:54,875 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:02:54,877 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:02:54,878 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:02:54,879 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:02:54,881 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:02:54,883 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:02:54,884 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:02:54,885 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:02:54,888 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:02:54,889 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:02:54,891 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:02:54,891 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:02:54,892 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:02:54,892 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:02:54,893 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:02:54,894 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:02:54,894 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:02:54,895 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d83231-00c5-44bc-b931-f8ed74d32a9b/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:02:54,938 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:02:54,938 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:02:54,939 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:02:54,939 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:02:54,940 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:02:54,940 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:02:54,941 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:02:54,941 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:02:54,941 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:02:54,941 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:02:54,942 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:02:54,942 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:02:54,942 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:02:54,942 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:02:54,943 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:02:54,943 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:02:54,943 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:02:54,943 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:02:54,944 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:54,944 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:02:54,944 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:02:54,944 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:02:54,945 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:02:54,945 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:02:54,945 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:02:54,945 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_e5d83231-00c5-44bc-b931-f8ed74d32a9b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d83231-00c5-44bc-b931-f8ed74d32a9b/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 83293f5c81ac30df7449dd9c03263a4edbba62be916a9a4fda92d2518792b8d4 [2021-11-23 15:02:55,188 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:02:55,214 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:02:55,217 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:02:55,218 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:02:55,219 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:02:55,221 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d83231-00c5-44bc-b931-f8ed74d32a9b/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--usb_8dev.ko-entry_point.cil.out.i [2021-11-23 15:02:55,344 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d83231-00c5-44bc-b931-f8ed74d32a9b/bin/ukojak-CwSLpZB5Qu/data/0f751e4ff/8375c49c66f442e0a6acb1235ef4d32d/FLAG7d9cfe99c [2021-11-23 15:02:56,239 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:02:56,243 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d83231-00c5-44bc-b931-f8ed74d32a9b/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--usb_8dev.ko-entry_point.cil.out.i [2021-11-23 15:02:56,279 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d83231-00c5-44bc-b931-f8ed74d32a9b/bin/ukojak-CwSLpZB5Qu/data/0f751e4ff/8375c49c66f442e0a6acb1235ef4d32d/FLAG7d9cfe99c [2021-11-23 15:02:56,703 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d83231-00c5-44bc-b931-f8ed74d32a9b/bin/ukojak-CwSLpZB5Qu/data/0f751e4ff/8375c49c66f442e0a6acb1235ef4d32d [2021-11-23 15:02:56,708 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:02:56,710 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:02:56,720 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:56,721 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:02:56,724 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:02:56,725 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:56" (1/1) ... [2021-11-23 15:02:56,727 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@982085a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:56, skipping insertion in model container [2021-11-23 15:02:56,730 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:56" (1/1) ... [2021-11-23 15:02:56,738 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:02:56,881 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:57,898 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_e5d83231-00c5-44bc-b931-f8ed74d32a9b/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--usb_8dev.ko-entry_point.cil.out.i[163669,163682] [2021-11-23 15:02:58,493 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:58,533 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:02:58,688 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_e5d83231-00c5-44bc-b931-f8ed74d32a9b/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--usb_8dev.ko-entry_point.cil.out.i[163669,163682] [2021-11-23 15:02:58,879 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:58,963 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:02:58,964 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:58 WrapperNode [2021-11-23 15:02:58,964 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:58,965 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:58,966 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:02:58,966 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:02:58,974 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:58" (1/1) ... [2021-11-23 15:02:59,062 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:58" (1/1) ... [2021-11-23 15:02:59,221 INFO L137 Inliner]: procedures = 175, calls = 797, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 2205 [2021-11-23 15:02:59,221 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:59,222 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:02:59,222 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:02:59,223 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:02:59,232 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:58" (1/1) ... [2021-11-23 15:02:59,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:58" (1/1) ... [2021-11-23 15:02:59,256 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:58" (1/1) ... [2021-11-23 15:02:59,257 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:58" (1/1) ... [2021-11-23 15:02:59,361 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:58" (1/1) ... [2021-11-23 15:02:59,389 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:58" (1/1) ... [2021-11-23 15:02:59,402 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:58" (1/1) ... [2021-11-23 15:02:59,416 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:02:59,417 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:02:59,417 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:02:59,417 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:02:59,418 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:58" (1/1) ... [2021-11-23 15:02:59,429 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:59,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d83231-00c5-44bc-b931-f8ed74d32a9b/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:02:59,459 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d83231-00c5-44bc-b931-f8ed74d32a9b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:02:59,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d83231-00c5-44bc-b931-f8ed74d32a9b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:02:59,516 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-23 15:02:59,516 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-23 15:02:59,517 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-11-23 15:02:59,518 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-11-23 15:02:59,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_2 [2021-11-23 15:02:59,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_2 [2021-11-23 15:02:59,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_15 [2021-11-23 15:02:59,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_15 [2021-11-23 15:02:59,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 15:02:59,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_3 [2021-11-23 15:02:59,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_3 [2021-11-23 15:02:59,520 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:02:59,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:02:59,520 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2021-11-23 15:02:59,521 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2021-11-23 15:02:59,521 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:02:59,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:02:59,522 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:02:59,522 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-11-23 15:02:59,522 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-11-23 15:02:59,522 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_present [2021-11-23 15:02:59,523 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_present [2021-11-23 15:02:59,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2021-11-23 15:02:59,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2021-11-23 15:02:59,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:02:59,523 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:02:59,524 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 15:02:59,524 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 15:02:59,524 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:02:59,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:02:59,524 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2021-11-23 15:02:59,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2021-11-23 15:02:59,525 INFO L130 BoogieDeclarations]: Found specification of procedure usb_8dev_read_bulk_callback [2021-11-23 15:02:59,525 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_8dev_read_bulk_callback [2021-11-23 15:02:59,525 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_anchored_urbs [2021-11-23 15:02:59,525 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_anchored_urbs [2021-11-23 15:02:59,525 INFO L130 BoogieDeclarations]: Found specification of procedure init_usb_anchor [2021-11-23 15:02:59,526 INFO L138 BoogieDeclarations]: Found implementation of procedure init_usb_anchor [2021-11-23 15:02:59,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:02:59,526 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:02:59,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:02:59,526 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:02:59,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:02:59,527 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 15:02:59,527 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 15:02:59,528 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:02:59,528 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:02:59,528 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-23 15:02:59,528 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-23 15:02:59,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:02:59,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2021-11-23 15:02:59,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2021-11-23 15:02:59,529 INFO L130 BoogieDeclarations]: Found specification of procedure unlink_all_urbs [2021-11-23 15:02:59,529 INFO L138 BoogieDeclarations]: Found implementation of procedure unlink_all_urbs [2021-11-23 15:02:59,530 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:02:59,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-23 15:02:59,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-23 15:02:59,530 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:02:59,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:02:59,531 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 15:02:59,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 15:02:59,532 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2021-11-23 15:02:59,532 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2021-11-23 15:02:59,534 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2021-11-23 15:02:59,534 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2021-11-23 15:02:59,534 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:02:59,535 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-11-23 15:02:59,535 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-11-23 15:02:59,535 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2021-11-23 15:02:59,535 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2021-11-23 15:02:59,535 INFO L130 BoogieDeclarations]: Found specification of procedure usb_anchor_urb [2021-11-23 15:02:59,536 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_anchor_urb [2021-11-23 15:02:59,536 INFO L130 BoogieDeclarations]: Found specification of procedure can_led_event [2021-11-23 15:02:59,537 INFO L138 BoogieDeclarations]: Found implementation of procedure can_led_event [2021-11-23 15:02:59,537 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:02:59,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:02:59,537 INFO L130 BoogieDeclarations]: Found specification of procedure usb_8dev_disconnect [2021-11-23 15:02:59,537 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_8dev_disconnect [2021-11-23 15:02:59,538 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2021-11-23 15:02:59,538 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2021-11-23 15:02:59,538 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-23 15:02:59,538 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-23 15:02:59,538 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unanchor_urb [2021-11-23 15:02:59,538 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unanchor_urb [2021-11-23 15:02:59,539 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-23 15:02:59,539 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-23 15:02:59,539 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2021-11-23 15:02:59,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2021-11-23 15:02:59,539 INFO L130 BoogieDeclarations]: Found specification of procedure close_candev [2021-11-23 15:02:59,540 INFO L138 BoogieDeclarations]: Found implementation of procedure close_candev [2021-11-23 15:02:59,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:02:59,540 INFO L130 BoogieDeclarations]: Found specification of procedure free_candev [2021-11-23 15:02:59,540 INFO L138 BoogieDeclarations]: Found implementation of procedure free_candev [2021-11-23 15:02:59,540 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2021-11-23 15:02:59,540 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2021-11-23 15:02:59,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 15:02:59,541 INFO L130 BoogieDeclarations]: Found specification of procedure usb_8dev_send_cmd [2021-11-23 15:02:59,542 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_8dev_send_cmd [2021-11-23 15:02:59,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 15:02:59,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 15:02:59,542 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:02:59,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:02:59,542 INFO L130 BoogieDeclarations]: Found specification of procedure usb_8dev_cmd_open [2021-11-23 15:02:59,542 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_8dev_cmd_open [2021-11-23 15:03:00,141 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:03:00,144 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:03:00,253 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:03:00,266 INFO L158 Benchmark]: Toolchain (without parser) took 3555.37ms. Allocated memory was 90.2MB in the beginning and 182.5MB in the end (delta: 92.3MB). Free memory was 49.7MB in the beginning and 83.9MB in the end (delta: -34.2MB). Peak memory consumption was 58.2MB. Max. memory is 16.1GB. [2021-11-23 15:03:00,267 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 90.2MB. Free memory was 45.6MB in the beginning and 45.5MB in the end (delta: 41.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:00,268 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2244.19ms. Allocated memory was 90.2MB in the beginning and 125.8MB in the end (delta: 35.7MB). Free memory was 49.5MB in the beginning and 51.5MB in the end (delta: -2.1MB). Peak memory consumption was 47.1MB. Max. memory is 16.1GB. [2021-11-23 15:03:00,268 INFO L158 Benchmark]: Boogie Procedure Inliner took 256.18ms. Allocated memory was 125.8MB in the beginning and 182.5MB in the end (delta: 56.6MB). Free memory was 51.5MB in the beginning and 123.7MB in the end (delta: -72.2MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. [2021-11-23 15:03:00,269 INFO L158 Benchmark]: Boogie Preprocessor took 193.80ms. Allocated memory is still 182.5MB. Free memory was 123.7MB in the beginning and 109.9MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:03:00,270 INFO L158 Benchmark]: RCFGBuilder took 847.47ms. Allocated memory is still 182.5MB. Free memory was 109.9MB in the beginning and 83.9MB in the end (delta: 26.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-11-23 15:03:00,273 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 90.2MB. Free memory was 45.6MB in the beginning and 45.5MB in the end (delta: 41.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2244.19ms. Allocated memory was 90.2MB in the beginning and 125.8MB in the end (delta: 35.7MB). Free memory was 49.5MB in the beginning and 51.5MB in the end (delta: -2.1MB). Peak memory consumption was 47.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 256.18ms. Allocated memory was 125.8MB in the beginning and 182.5MB in the end (delta: 56.6MB). Free memory was 51.5MB in the beginning and 123.7MB in the end (delta: -72.2MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 193.80ms. Allocated memory is still 182.5MB. Free memory was 123.7MB in the beginning and 109.9MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * RCFGBuilder took 847.47ms. Allocated memory is still 182.5MB. Free memory was 109.9MB in the beginning and 83.9MB in the end (delta: 26.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:03:00,362 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d83231-00c5-44bc-b931-f8ed74d32a9b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d83231-00c5-44bc-b931-f8ed74d32a9b/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d83231-00c5-44bc-b931-f8ed74d32a9b/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_e5d83231-00c5-44bc-b931-f8ed74d32a9b/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d83231-00c5-44bc-b931-f8ed74d32a9b/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--usb_8dev.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d83231-00c5-44bc-b931-f8ed74d32a9b/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_e5d83231-00c5-44bc-b931-f8ed74d32a9b/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 83293f5c81ac30df7449dd9c03263a4edbba62be916a9a4fda92d2518792b8d4 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:02,841 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:02,844 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:02,896 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:02,896 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:02,902 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:02,904 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:02,909 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:02,912 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:02,918 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:02,922 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:02,924 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:02,925 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:02,927 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:02,930 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:02,934 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:02,936 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:02,938 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:02,940 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:02,950 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:02,953 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:02,958 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:02,960 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:02,962 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:02,967 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:02,967 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:02,968 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:02,970 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:02,970 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:02,972 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:02,972 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:02,973 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:02,975 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:02,976 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:02,978 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:02,978 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:02,979 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:02,979 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:02,979 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:02,981 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:02,982 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:02,983 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d83231-00c5-44bc-b931-f8ed74d32a9b/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:03:03,040 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:03,041 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:03,042 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:03:03,043 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:03:03,044 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:03,045 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:03,045 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:03,045 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:03,045 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:03:03,046 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:03,047 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:03:03,047 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:03:03,047 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:03:03,047 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:03:03,048 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:03:03,048 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:03,048 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:03:03,048 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:03,049 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:03,049 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:03,049 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:03,049 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:03,050 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:03,050 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:03:03,050 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:03:03,050 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:03:03,051 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:03:03,051 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:03:03,051 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:03:03,051 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_e5d83231-00c5-44bc-b931-f8ed74d32a9b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d83231-00c5-44bc-b931-f8ed74d32a9b/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 83293f5c81ac30df7449dd9c03263a4edbba62be916a9a4fda92d2518792b8d4 [2021-11-23 15:03:03,396 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:03,441 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:03,444 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:03,445 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:03,446 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:03,448 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d83231-00c5-44bc-b931-f8ed74d32a9b/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--usb_8dev.ko-entry_point.cil.out.i [2021-11-23 15:03:03,516 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d83231-00c5-44bc-b931-f8ed74d32a9b/bin/ukojak-CwSLpZB5Qu/data/068e262f2/472f357007124b97aa7482f76ab8832a/FLAGf93c14b33 [2021-11-23 15:03:04,372 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:04,373 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d83231-00c5-44bc-b931-f8ed74d32a9b/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--usb_8dev.ko-entry_point.cil.out.i [2021-11-23 15:03:04,424 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d83231-00c5-44bc-b931-f8ed74d32a9b/bin/ukojak-CwSLpZB5Qu/data/068e262f2/472f357007124b97aa7482f76ab8832a/FLAGf93c14b33 [2021-11-23 15:03:04,893 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d83231-00c5-44bc-b931-f8ed74d32a9b/bin/ukojak-CwSLpZB5Qu/data/068e262f2/472f357007124b97aa7482f76ab8832a [2021-11-23 15:03:04,896 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:04,898 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:04,919 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:04,919 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:04,923 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:04,923 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:04" (1/1) ... [2021-11-23 15:03:04,926 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73baf6eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:04, skipping insertion in model container [2021-11-23 15:03:04,926 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:04" (1/1) ... [2021-11-23 15:03:04,933 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:05,072 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:06,044 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_e5d83231-00c5-44bc-b931-f8ed74d32a9b/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--usb_8dev.ko-entry_point.cil.out.i[163669,163682] [2021-11-23 15:03:06,605 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:06,652 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:03:06,723 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:06,855 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_e5d83231-00c5-44bc-b931-f8ed74d32a9b/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--usb_8dev.ko-entry_point.cil.out.i[163669,163682] [2021-11-23 15:03:06,963 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:06,979 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:03:07,187 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_e5d83231-00c5-44bc-b931-f8ed74d32a9b/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--usb_8dev.ko-entry_point.cil.out.i[163669,163682] [2021-11-23 15:03:07,346 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:07,502 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:03:07,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:07 WrapperNode [2021-11-23 15:03:07,503 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:07,505 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:07,505 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:03:07,505 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:03:07,512 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:07" (1/1) ... [2021-11-23 15:03:07,600 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:07" (1/1) ... [2021-11-23 15:03:07,784 INFO L137 Inliner]: procedures = 189, calls = 797, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 2150 [2021-11-23 15:03:07,785 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:07,786 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:03:07,786 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:03:07,786 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:03:07,796 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:07" (1/1) ... [2021-11-23 15:03:07,796 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:07" (1/1) ... [2021-11-23 15:03:07,838 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:07" (1/1) ... [2021-11-23 15:03:07,839 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:07" (1/1) ... [2021-11-23 15:03:07,963 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:07" (1/1) ... [2021-11-23 15:03:07,989 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:07" (1/1) ... [2021-11-23 15:03:08,005 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:07" (1/1) ... [2021-11-23 15:03:08,024 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:03:08,025 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:03:08,025 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:03:08,025 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:03:08,026 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:07" (1/1) ... [2021-11-23 15:03:08,033 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:08,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d83231-00c5-44bc-b931-f8ed74d32a9b/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:03:08,062 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d83231-00c5-44bc-b931-f8ed74d32a9b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:03:08,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d83231-00c5-44bc-b931-f8ed74d32a9b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:03:08,110 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-23 15:03:08,110 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-23 15:03:08,111 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-11-23 15:03:08,111 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-11-23 15:03:08,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_2 [2021-11-23 15:03:08,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_2 [2021-11-23 15:03:08,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:03:08,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_15 [2021-11-23 15:03:08,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_15 [2021-11-23 15:03:08,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_3 [2021-11-23 15:03:08,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_3 [2021-11-23 15:03:08,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:03:08,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:03:08,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:03:08,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 15:03:08,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:03:08,113 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2021-11-23 15:03:08,113 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2021-11-23 15:03:08,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:03:08,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:03:08,114 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-11-23 15:03:08,114 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-11-23 15:03:08,114 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_present [2021-11-23 15:03:08,114 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_present [2021-11-23 15:03:08,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2021-11-23 15:03:08,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2021-11-23 15:03:08,115 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:03:08,115 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:03:08,115 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 15:03:08,115 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 15:03:08,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:03:08,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:03:08,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2021-11-23 15:03:08,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2021-11-23 15:03:08,117 INFO L130 BoogieDeclarations]: Found specification of procedure usb_8dev_read_bulk_callback [2021-11-23 15:03:08,117 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_8dev_read_bulk_callback [2021-11-23 15:03:08,117 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_anchored_urbs [2021-11-23 15:03:08,118 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_anchored_urbs [2021-11-23 15:03:08,118 INFO L130 BoogieDeclarations]: Found specification of procedure init_usb_anchor [2021-11-23 15:03:08,118 INFO L138 BoogieDeclarations]: Found implementation of procedure init_usb_anchor [2021-11-23 15:03:08,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:03:08,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:03:08,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 15:03:08,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 15:03:08,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 15:03:08,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 15:03:08,119 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:03:08,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:03:08,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 15:03:08,120 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 15:03:08,120 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:03:08,121 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:03:08,121 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-23 15:03:08,122 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-23 15:03:08,122 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:03:08,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2021-11-23 15:03:08,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2021-11-23 15:03:08,123 INFO L130 BoogieDeclarations]: Found specification of procedure unlink_all_urbs [2021-11-23 15:03:08,124 INFO L138 BoogieDeclarations]: Found implementation of procedure unlink_all_urbs [2021-11-23 15:03:08,125 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:03:08,125 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-23 15:03:08,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-23 15:03:08,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:03:08,126 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:03:08,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 15:03:08,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 15:03:08,127 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 15:03:08,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 15:03:08,127 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 15:03:08,128 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2021-11-23 15:03:08,128 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2021-11-23 15:03:08,128 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2021-11-23 15:03:08,128 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2021-11-23 15:03:08,128 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:03:08,128 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-11-23 15:03:08,128 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-11-23 15:03:08,129 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2021-11-23 15:03:08,129 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2021-11-23 15:03:08,129 INFO L130 BoogieDeclarations]: Found specification of procedure usb_anchor_urb [2021-11-23 15:03:08,129 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_anchor_urb [2021-11-23 15:03:08,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:03:08,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:03:08,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 15:03:08,130 INFO L130 BoogieDeclarations]: Found specification of procedure can_led_event [2021-11-23 15:03:08,130 INFO L138 BoogieDeclarations]: Found implementation of procedure can_led_event [2021-11-23 15:03:08,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:03:08,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:03:08,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:03:08,131 INFO L130 BoogieDeclarations]: Found specification of procedure usb_8dev_disconnect [2021-11-23 15:03:08,131 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_8dev_disconnect [2021-11-23 15:03:08,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:03:08,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:03:08,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 15:03:08,132 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2021-11-23 15:03:08,133 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2021-11-23 15:03:08,133 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-23 15:03:08,134 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-23 15:03:08,134 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unanchor_urb [2021-11-23 15:03:08,135 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unanchor_urb [2021-11-23 15:03:08,135 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-23 15:03:08,136 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-23 15:03:08,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2021-11-23 15:03:08,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2021-11-23 15:03:08,136 INFO L130 BoogieDeclarations]: Found specification of procedure close_candev [2021-11-23 15:03:08,136 INFO L138 BoogieDeclarations]: Found implementation of procedure close_candev [2021-11-23 15:03:08,136 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 15:03:08,136 INFO L130 BoogieDeclarations]: Found specification of procedure free_candev [2021-11-23 15:03:08,137 INFO L138 BoogieDeclarations]: Found implementation of procedure free_candev [2021-11-23 15:03:08,137 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2021-11-23 15:03:08,137 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2021-11-23 15:03:08,137 INFO L130 BoogieDeclarations]: Found specification of procedure usb_8dev_send_cmd [2021-11-23 15:03:08,138 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_8dev_send_cmd [2021-11-23 15:03:08,138 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 15:03:08,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 15:03:08,138 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:03:08,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:03:08,140 INFO L130 BoogieDeclarations]: Found specification of procedure usb_8dev_cmd_open [2021-11-23 15:03:08,142 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_8dev_cmd_open [2021-11-23 15:03:08,751 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:03:08,757 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:03:08,919 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:03:08,923 INFO L158 Benchmark]: Toolchain (without parser) took 4024.37ms. Allocated memory was 58.7MB in the beginning and 157.3MB in the end (delta: 98.6MB). Free memory was 27.3MB in the beginning and 85.7MB in the end (delta: -58.4MB). Peak memory consumption was 72.9MB. Max. memory is 16.1GB. [2021-11-23 15:03:08,924 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 58.7MB. Free memory is still 39.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:08,924 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2584.65ms. Allocated memory was 58.7MB in the beginning and 157.3MB in the end (delta: 98.6MB). Free memory was 39.6MB in the beginning and 75.0MB in the end (delta: -35.4MB). Peak memory consumption was 62.1MB. Max. memory is 16.1GB. [2021-11-23 15:03:08,925 INFO L158 Benchmark]: Boogie Procedure Inliner took 280.17ms. Allocated memory is still 157.3MB. Free memory was 75.0MB in the beginning and 99.1MB in the end (delta: -24.1MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. [2021-11-23 15:03:08,926 INFO L158 Benchmark]: Boogie Preprocessor took 238.01ms. Allocated memory is still 157.3MB. Free memory was 99.1MB in the beginning and 84.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:03:08,926 INFO L158 Benchmark]: RCFGBuilder took 896.35ms. Allocated memory is still 157.3MB. Free memory was 83.7MB in the beginning and 85.7MB in the end (delta: -2.0MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2021-11-23 15:03:08,929 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 58.7MB. Free memory is still 39.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2584.65ms. Allocated memory was 58.7MB in the beginning and 157.3MB in the end (delta: 98.6MB). Free memory was 39.6MB in the beginning and 75.0MB in the end (delta: -35.4MB). Peak memory consumption was 62.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 280.17ms. Allocated memory is still 157.3MB. Free memory was 75.0MB in the beginning and 99.1MB in the end (delta: -24.1MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 238.01ms. Allocated memory is still 157.3MB. Free memory was 99.1MB in the beginning and 84.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * RCFGBuilder took 896.35ms. Allocated memory is still 157.3MB. Free memory was 83.7MB in the beginning and 85.7MB in the end (delta: -2.0MB). Peak memory consumption was 27.3MB. 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 15:03:08,978 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d83231-00c5-44bc-b931-f8ed74d32a9b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable