./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--can--usb--kvaser_usb.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_6e2a74ef-2820-45f9-9849-9534bad532a8/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e2a74ef-2820-45f9-9849-9534bad532a8/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_6e2a74ef-2820-45f9-9849-9534bad532a8/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e2a74ef-2820-45f9-9849-9534bad532a8/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--can--usb--kvaser_usb.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e2a74ef-2820-45f9-9849-9534bad532a8/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_6e2a74ef-2820-45f9-9849-9534bad532a8/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 cf9409c9644882d0b94992da63085a143a7838c0d2df658a83d1fd7dd6703a4d --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:56:48,669 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:56:48,671 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:56:48,703 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:56:48,704 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:56:48,706 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:56:48,707 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:56:48,710 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:56:48,712 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:56:48,713 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:56:48,714 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:56:48,716 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:56:48,716 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:56:48,718 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:56:48,719 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:56:48,721 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:56:48,722 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:56:48,723 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:56:48,726 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:56:48,728 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:56:48,730 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:56:48,740 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:56:48,742 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:56:48,743 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:56:48,749 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:56:48,753 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:56:48,753 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:56:48,754 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:56:48,756 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:56:48,757 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:56:48,758 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:56:48,759 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:56:48,761 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:56:48,762 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:56:48,763 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:56:48,764 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:56:48,765 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:56:48,765 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:56:48,766 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:56:48,767 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:56:48,767 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:56:48,768 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e2a74ef-2820-45f9-9849-9534bad532a8/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:56:48,814 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:56:48,814 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:56:48,815 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:56:48,816 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:56:48,816 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:56:48,817 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:56:48,817 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:56:48,817 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:56:48,823 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:56:48,824 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:56:48,825 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:56:48,825 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:56:48,825 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:56:48,825 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:56:48,826 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:56:48,826 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:56:48,826 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:56:48,826 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:56:48,827 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:48,828 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:56:48,828 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:56:48,829 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:56:48,829 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:56:48,830 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:56:48,830 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:56:48,830 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_6e2a74ef-2820-45f9-9849-9534bad532a8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e2a74ef-2820-45f9-9849-9534bad532a8/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cf9409c9644882d0b94992da63085a143a7838c0d2df658a83d1fd7dd6703a4d [2021-11-23 15:56:49,146 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:56:49,178 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:56:49,181 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:56:49,182 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:56:49,183 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:56:49,184 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e2a74ef-2820-45f9-9849-9534bad532a8/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--can--usb--kvaser_usb.ko-entry_point.cil.out.i [2021-11-23 15:56:49,249 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e2a74ef-2820-45f9-9849-9534bad532a8/bin/ukojak-CwSLpZB5Qu/data/7737514bc/e9da468b37114b16b0be926fd3ec9b75/FLAG4f78a8172 [2021-11-23 15:56:50,124 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:56:50,125 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e2a74ef-2820-45f9-9849-9534bad532a8/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--can--usb--kvaser_usb.ko-entry_point.cil.out.i [2021-11-23 15:56:50,174 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e2a74ef-2820-45f9-9849-9534bad532a8/bin/ukojak-CwSLpZB5Qu/data/7737514bc/e9da468b37114b16b0be926fd3ec9b75/FLAG4f78a8172 [2021-11-23 15:56:50,589 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e2a74ef-2820-45f9-9849-9534bad532a8/bin/ukojak-CwSLpZB5Qu/data/7737514bc/e9da468b37114b16b0be926fd3ec9b75 [2021-11-23 15:56:50,591 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:56:50,593 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:56:50,595 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:50,595 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:56:50,601 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:56:50,602 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:50" (1/1) ... [2021-11-23 15:56:50,603 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54d870 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:50, skipping insertion in model container [2021-11-23 15:56:50,603 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:50" (1/1) ... [2021-11-23 15:56:50,610 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:56:50,728 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:56:51,413 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5632] [2021-11-23 15:56:51,416 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5633-5634] [2021-11-23 15:56:51,665 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_6e2a74ef-2820-45f9-9849-9534bad532a8/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--can--usb--kvaser_usb.ko-entry_point.cil.out.i[167514,167527] [2021-11-23 15:56:52,589 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:52,655 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:56:52,771 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5632] [2021-11-23 15:56:52,772 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5633-5634] [2021-11-23 15:56:52,781 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_6e2a74ef-2820-45f9-9849-9534bad532a8/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--can--usb--kvaser_usb.ko-entry_point.cil.out.i[167514,167527] [2021-11-23 15:56:53,081 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:53,176 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:56:53,176 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:53 WrapperNode [2021-11-23 15:56:53,176 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:53,179 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:53,179 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:56:53,179 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:56:53,187 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:53" (1/1) ... [2021-11-23 15:56:53,287 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:53" (1/1) ... [2021-11-23 15:56:53,439 INFO L137 Inliner]: procedures = 205, calls = 1464, calls flagged for inlining = 88, calls inlined = 65, statements flattened = 2141 [2021-11-23 15:56:53,440 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:53,441 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:56:53,441 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:56:53,442 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:56:53,451 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:53" (1/1) ... [2021-11-23 15:56:53,451 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:53" (1/1) ... [2021-11-23 15:56:53,479 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:53" (1/1) ... [2021-11-23 15:56:53,483 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:53" (1/1) ... [2021-11-23 15:56:53,573 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:53" (1/1) ... [2021-11-23 15:56:53,586 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:53" (1/1) ... [2021-11-23 15:56:53,656 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:53" (1/1) ... [2021-11-23 15:56:53,678 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:56:53,691 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:56:53,691 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:56:53,692 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:56:53,693 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:53" (1/1) ... [2021-11-23 15:56:53,711 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:53,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e2a74ef-2820-45f9-9849-9534bad532a8/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:56:53,744 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e2a74ef-2820-45f9-9849-9534bad532a8/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:56:53,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e2a74ef-2820-45f9-9849-9534bad532a8/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:56:53,798 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-23 15:56:53,798 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-23 15:56:53,801 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2021-11-23 15:56:53,801 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2021-11-23 15:56:53,801 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2021-11-23 15:56:53,801 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2021-11-23 15:56:53,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:56:53,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:56:53,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:56:53,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:56:53,802 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2021-11-23 15:56:53,802 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2021-11-23 15:56:53,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:56:53,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:56:53,803 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2021-11-23 15:56:53,803 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2021-11-23 15:56:53,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:56:53,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:56:53,803 INFO L130 BoogieDeclarations]: Found specification of procedure kvaser_usb_send_msg [2021-11-23 15:56:53,803 INFO L138 BoogieDeclarations]: Found implementation of procedure kvaser_usb_send_msg [2021-11-23 15:56:53,804 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:56:53,804 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:56:53,804 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-23 15:56:53,804 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-23 15:56:53,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:56:53,804 INFO L130 BoogieDeclarations]: Found specification of procedure kvaser_usb_send_simple_msg [2021-11-23 15:56:53,804 INFO L138 BoogieDeclarations]: Found implementation of procedure kvaser_usb_send_simple_msg [2021-11-23 15:56:53,805 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2021-11-23 15:56:53,805 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2021-11-23 15:56:53,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:56:53,805 INFO L130 BoogieDeclarations]: Found specification of procedure usb_anchor_urb [2021-11-23 15:56:53,805 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_anchor_urb [2021-11-23 15:56:53,805 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:56:53,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:56:53,806 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2021-11-23 15:56:53,806 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2021-11-23 15:56:53,806 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 15:56:53,806 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 15:56:53,806 INFO L130 BoogieDeclarations]: Found specification of procedure kvaser_usb_unlink_tx_urbs [2021-11-23 15:56:53,807 INFO L138 BoogieDeclarations]: Found implementation of procedure kvaser_usb_unlink_tx_urbs [2021-11-23 15:56:53,807 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-23 15:56:53,807 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-23 15:56:53,807 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unanchor_urb [2021-11-23 15:56:53,807 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unanchor_urb [2021-11-23 15:56:53,807 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2021-11-23 15:56:53,807 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2021-11-23 15:56:53,808 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-23 15:56:53,808 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-23 15:56:53,808 INFO L130 BoogieDeclarations]: Found specification of procedure close_candev [2021-11-23 15:56:53,808 INFO L138 BoogieDeclarations]: Found implementation of procedure close_candev [2021-11-23 15:56:53,808 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2021-11-23 15:56:53,809 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2021-11-23 15:56:53,809 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 15:56:53,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 15:56:53,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 15:56:53,810 INFO L130 BoogieDeclarations]: Found specification of procedure can_change_mtu [2021-11-23 15:56:53,810 INFO L138 BoogieDeclarations]: Found implementation of procedure can_change_mtu [2021-11-23 15:56:53,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 15:56:53,811 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2021-11-23 15:56:53,812 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2021-11-23 15:56:53,812 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:56:53,812 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2021-11-23 15:56:53,813 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2021-11-23 15:56:53,813 INFO L130 BoogieDeclarations]: Found specification of procedure kvaser_usb_remove_interfaces [2021-11-23 15:56:53,813 INFO L138 BoogieDeclarations]: Found implementation of procedure kvaser_usb_remove_interfaces [2021-11-23 15:56:53,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:56:53,814 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:56:53,814 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 15:56:53,815 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 15:56:53,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-23 15:56:53,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-23 15:56:53,815 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_anchored_urbs [2021-11-23 15:56:53,815 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_anchored_urbs [2021-11-23 15:56:53,815 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:56:53,815 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:56:53,815 INFO L130 BoogieDeclarations]: Found specification of procedure init_usb_anchor [2021-11-23 15:56:53,816 INFO L138 BoogieDeclarations]: Found implementation of procedure init_usb_anchor [2021-11-23 15:56:53,816 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2021-11-23 15:56:53,816 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2021-11-23 15:56:53,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:56:53,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:56:53,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:56:53,816 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:56:53,816 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:56:53,817 INFO L130 BoogieDeclarations]: Found specification of procedure kvaser_usb_wait_msg [2021-11-23 15:56:53,817 INFO L138 BoogieDeclarations]: Found implementation of procedure kvaser_usb_wait_msg [2021-11-23 15:56:53,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:56:53,817 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-11-23 15:56:53,817 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-11-23 15:56:53,818 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-11-23 15:56:53,818 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-11-23 15:56:53,818 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-23 15:56:53,819 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-23 15:56:53,819 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-11-23 15:56:53,819 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-11-23 15:56:53,819 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-11-23 15:56:53,819 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-11-23 15:56:53,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:56:53,820 INFO L130 BoogieDeclarations]: Found specification of procedure free_candev [2021-11-23 15:56:53,820 INFO L138 BoogieDeclarations]: Found implementation of procedure free_candev [2021-11-23 15:56:53,820 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:56:53,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:56:54,345 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:56:54,348 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:56:54,637 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:56:54,642 INFO L158 Benchmark]: Toolchain (without parser) took 4048.23ms. Allocated memory was 92.3MB in the beginning and 172.0MB in the end (delta: 79.7MB). Free memory was 63.7MB in the beginning and 77.4MB in the end (delta: -13.7MB). Peak memory consumption was 66.8MB. Max. memory is 16.1GB. [2021-11-23 15:56:54,643 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 92.3MB. Free memory is still 70.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:54,651 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2582.36ms. Allocated memory was 92.3MB in the beginning and 172.0MB in the end (delta: 79.7MB). Free memory was 63.7MB in the beginning and 97.2MB in the end (delta: -33.4MB). Peak memory consumption was 68.9MB. Max. memory is 16.1GB. [2021-11-23 15:56:54,651 INFO L158 Benchmark]: Boogie Procedure Inliner took 261.44ms. Allocated memory is still 172.0MB. Free memory was 97.2MB in the beginning and 82.8MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:56:54,653 INFO L158 Benchmark]: Boogie Preprocessor took 249.23ms. Allocated memory is still 172.0MB. Free memory was 82.8MB in the beginning and 104.7MB in the end (delta: -21.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-11-23 15:56:54,655 INFO L158 Benchmark]: RCFGBuilder took 949.36ms. Allocated memory is still 172.0MB. Free memory was 104.7MB in the beginning and 77.4MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2021-11-23 15:56:54,658 INFO L339 ainManager$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 92.3MB. Free memory is still 70.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2582.36ms. Allocated memory was 92.3MB in the beginning and 172.0MB in the end (delta: 79.7MB). Free memory was 63.7MB in the beginning and 97.2MB in the end (delta: -33.4MB). Peak memory consumption was 68.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 261.44ms. Allocated memory is still 172.0MB. Free memory was 97.2MB in the beginning and 82.8MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 249.23ms. Allocated memory is still 172.0MB. Free memory was 82.8MB in the beginning and 104.7MB in the end (delta: -21.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * RCFGBuilder took 949.36ms. Allocated memory is still 172.0MB. Free memory was 104.7MB in the beginning and 77.4MB in the end (delta: 27.3MB). 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 15:56:54,696 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e2a74ef-2820-45f9-9849-9534bad532a8/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_6e2a74ef-2820-45f9-9849-9534bad532a8/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e2a74ef-2820-45f9-9849-9534bad532a8/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_6e2a74ef-2820-45f9-9849-9534bad532a8/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e2a74ef-2820-45f9-9849-9534bad532a8/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--can--usb--kvaser_usb.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e2a74ef-2820-45f9-9849-9534bad532a8/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_6e2a74ef-2820-45f9-9849-9534bad532a8/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 cf9409c9644882d0b94992da63085a143a7838c0d2df658a83d1fd7dd6703a4d --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:56:57,103 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:56:57,105 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:56:57,166 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:56:57,167 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:56:57,171 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:56:57,173 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:56:57,177 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:56:57,180 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:56:57,186 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:56:57,189 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:56:57,191 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:56:57,192 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:56:57,195 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:56:57,197 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:56:57,201 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:56:57,203 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:56:57,204 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:56:57,205 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:56:57,213 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:56:57,215 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:56:57,216 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:56:57,218 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:56:57,221 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:56:57,230 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:56:57,230 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:56:57,231 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:56:57,232 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:56:57,233 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:56:57,234 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:56:57,234 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:56:57,235 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:56:57,237 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:56:57,238 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:56:57,239 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:56:57,240 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:56:57,241 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:56:57,241 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:56:57,241 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:56:57,243 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:56:57,243 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:56:57,249 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e2a74ef-2820-45f9-9849-9534bad532a8/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:56:57,301 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:56:57,301 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:56:57,303 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:56:57,303 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:56:57,305 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:56:57,305 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:56:57,305 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:56:57,306 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:56:57,306 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:56:57,306 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:56:57,307 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:56:57,307 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:56:57,308 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:56:57,308 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:56:57,308 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:56:57,308 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:56:57,309 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:56:57,309 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:56:57,309 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:56:57,310 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:56:57,310 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:57,310 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:56:57,310 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:56:57,311 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:56:57,311 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:56:57,311 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:56:57,311 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:56:57,312 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:56:57,312 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:56:57,312 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_6e2a74ef-2820-45f9-9849-9534bad532a8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e2a74ef-2820-45f9-9849-9534bad532a8/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cf9409c9644882d0b94992da63085a143a7838c0d2df658a83d1fd7dd6703a4d [2021-11-23 15:56:57,727 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:56:57,753 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:56:57,756 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:56:57,758 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:56:57,759 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:56:57,760 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e2a74ef-2820-45f9-9849-9534bad532a8/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--can--usb--kvaser_usb.ko-entry_point.cil.out.i [2021-11-23 15:56:57,839 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e2a74ef-2820-45f9-9849-9534bad532a8/bin/ukojak-CwSLpZB5Qu/data/1f10fd616/f205fbf78f9f42c4bd0bb7b88c888dd8/FLAGfcfbb1bbb [2021-11-23 15:56:58,845 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:56:58,846 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e2a74ef-2820-45f9-9849-9534bad532a8/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--can--usb--kvaser_usb.ko-entry_point.cil.out.i [2021-11-23 15:56:58,895 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e2a74ef-2820-45f9-9849-9534bad532a8/bin/ukojak-CwSLpZB5Qu/data/1f10fd616/f205fbf78f9f42c4bd0bb7b88c888dd8/FLAGfcfbb1bbb [2021-11-23 15:56:59,290 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e2a74ef-2820-45f9-9849-9534bad532a8/bin/ukojak-CwSLpZB5Qu/data/1f10fd616/f205fbf78f9f42c4bd0bb7b88c888dd8 [2021-11-23 15:56:59,292 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:56:59,293 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:56:59,295 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:59,295 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:56:59,302 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:56:59,302 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:59" (1/1) ... [2021-11-23 15:56:59,303 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@648569c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:59, skipping insertion in model container [2021-11-23 15:56:59,304 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:59" (1/1) ... [2021-11-23 15:56:59,311 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:56:59,479 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:57:00,115 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5632] [2021-11-23 15:57:00,115 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5633-5634] [2021-11-23 15:57:00,395 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_6e2a74ef-2820-45f9-9849-9534bad532a8/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--can--usb--kvaser_usb.ko-entry_point.cil.out.i[167514,167527] [2021-11-23 15:57:01,351 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:01,434 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:57:01,535 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:57:01,713 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5632] [2021-11-23 15:57:01,713 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5633-5634] [2021-11-23 15:57:01,726 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_6e2a74ef-2820-45f9-9849-9534bad532a8/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--can--usb--kvaser_usb.ko-entry_point.cil.out.i[167514,167527] [2021-11-23 15:57:01,930 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:01,977 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:57:02,152 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5632] [2021-11-23 15:57:02,153 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5633-5634] [2021-11-23 15:57:02,164 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_6e2a74ef-2820-45f9-9849-9534bad532a8/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--can--usb--kvaser_usb.ko-entry_point.cil.out.i[167514,167527] [2021-11-23 15:57:02,534 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:02,642 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:57:02,642 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:02 WrapperNode [2021-11-23 15:57:02,642 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:02,644 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:02,644 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:57:02,644 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:57:02,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:02" (1/1) ... [2021-11-23 15:57:02,739 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:02" (1/1) ... [2021-11-23 15:57:02,857 INFO L137 Inliner]: procedures = 220, calls = 1464, calls flagged for inlining = 88, calls inlined = 65, statements flattened = 2076 [2021-11-23 15:57:02,857 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:02,859 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:57:02,859 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:57:02,859 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:57:02,868 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:02" (1/1) ... [2021-11-23 15:57:02,869 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:02" (1/1) ... [2021-11-23 15:57:02,909 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:02" (1/1) ... [2021-11-23 15:57:02,913 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:02" (1/1) ... [2021-11-23 15:57:03,049 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:02" (1/1) ... [2021-11-23 15:57:03,068 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:02" (1/1) ... [2021-11-23 15:57:03,085 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:02" (1/1) ... [2021-11-23 15:57:03,122 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:57:03,124 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:57:03,124 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:57:03,124 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:57:03,125 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:02" (1/1) ... [2021-11-23 15:57:03,132 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:03,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e2a74ef-2820-45f9-9849-9534bad532a8/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:57:03,164 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e2a74ef-2820-45f9-9849-9534bad532a8/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:57:03,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e2a74ef-2820-45f9-9849-9534bad532a8/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:57:03,209 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-23 15:57:03,210 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-23 15:57:03,210 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:57:03,210 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2021-11-23 15:57:03,210 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2021-11-23 15:57:03,210 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2021-11-23 15:57:03,211 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2021-11-23 15:57:03,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:57:03,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:57:03,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:57:03,212 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 15:57:03,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:57:03,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:57:03,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:57:03,212 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2021-11-23 15:57:03,212 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2021-11-23 15:57:03,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:57:03,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:57:03,213 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2021-11-23 15:57:03,213 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2021-11-23 15:57:03,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:57:03,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:57:03,214 INFO L130 BoogieDeclarations]: Found specification of procedure kvaser_usb_send_msg [2021-11-23 15:57:03,214 INFO L138 BoogieDeclarations]: Found implementation of procedure kvaser_usb_send_msg [2021-11-23 15:57:03,214 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:57:03,214 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:57:03,214 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-23 15:57:03,214 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-23 15:57:03,215 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:57:03,215 INFO L130 BoogieDeclarations]: Found specification of procedure kvaser_usb_send_simple_msg [2021-11-23 15:57:03,215 INFO L138 BoogieDeclarations]: Found implementation of procedure kvaser_usb_send_simple_msg [2021-11-23 15:57:03,216 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2021-11-23 15:57:03,216 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2021-11-23 15:57:03,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:57:03,216 INFO L130 BoogieDeclarations]: Found specification of procedure usb_anchor_urb [2021-11-23 15:57:03,216 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_anchor_urb [2021-11-23 15:57:03,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:57:03,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:57:03,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 15:57:03,217 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:57:03,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:57:03,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:57:03,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 15:57:03,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:57:03,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:57:03,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 15:57:03,219 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2021-11-23 15:57:03,219 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2021-11-23 15:57:03,220 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 15:57:03,220 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 15:57:03,221 INFO L130 BoogieDeclarations]: Found specification of procedure kvaser_usb_unlink_tx_urbs [2021-11-23 15:57:03,221 INFO L138 BoogieDeclarations]: Found implementation of procedure kvaser_usb_unlink_tx_urbs [2021-11-23 15:57:03,221 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-23 15:57:03,221 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-23 15:57:03,221 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unanchor_urb [2021-11-23 15:57:03,221 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unanchor_urb [2021-11-23 15:57:03,221 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2021-11-23 15:57:03,222 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2021-11-23 15:57:03,222 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-23 15:57:03,223 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-23 15:57:03,223 INFO L130 BoogieDeclarations]: Found specification of procedure close_candev [2021-11-23 15:57:03,224 INFO L138 BoogieDeclarations]: Found implementation of procedure close_candev [2021-11-23 15:57:03,224 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2021-11-23 15:57:03,224 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2021-11-23 15:57:03,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 15:57:03,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 15:57:03,224 INFO L130 BoogieDeclarations]: Found specification of procedure can_change_mtu [2021-11-23 15:57:03,224 INFO L138 BoogieDeclarations]: Found implementation of procedure can_change_mtu [2021-11-23 15:57:03,225 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2021-11-23 15:57:03,225 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2021-11-23 15:57:03,225 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2021-11-23 15:57:03,225 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2021-11-23 15:57:03,225 INFO L130 BoogieDeclarations]: Found specification of procedure kvaser_usb_remove_interfaces [2021-11-23 15:57:03,225 INFO L138 BoogieDeclarations]: Found implementation of procedure kvaser_usb_remove_interfaces [2021-11-23 15:57:03,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:57:03,226 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:57:03,226 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 15:57:03,226 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 15:57:03,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-23 15:57:03,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-23 15:57:03,227 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_anchored_urbs [2021-11-23 15:57:03,227 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_anchored_urbs [2021-11-23 15:57:03,228 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:57:03,228 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:57:03,228 INFO L130 BoogieDeclarations]: Found specification of procedure init_usb_anchor [2021-11-23 15:57:03,228 INFO L138 BoogieDeclarations]: Found implementation of procedure init_usb_anchor [2021-11-23 15:57:03,228 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2021-11-23 15:57:03,228 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2021-11-23 15:57:03,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 15:57:03,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 15:57:03,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 15:57:03,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 15:57:03,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:57:03,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:57:03,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:57:03,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:57:03,231 INFO L130 BoogieDeclarations]: Found specification of procedure kvaser_usb_wait_msg [2021-11-23 15:57:03,232 INFO L138 BoogieDeclarations]: Found implementation of procedure kvaser_usb_wait_msg [2021-11-23 15:57:03,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:57:03,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 15:57:03,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 15:57:03,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 15:57:03,232 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-11-23 15:57:03,232 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-11-23 15:57:03,233 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-11-23 15:57:03,233 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-11-23 15:57:03,233 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-23 15:57:03,233 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-23 15:57:03,234 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-11-23 15:57:03,234 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-11-23 15:57:03,235 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-11-23 15:57:03,237 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-11-23 15:57:03,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 15:57:03,238 INFO L130 BoogieDeclarations]: Found specification of procedure free_candev [2021-11-23 15:57:03,238 INFO L138 BoogieDeclarations]: Found implementation of procedure free_candev [2021-11-23 15:57:03,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:57:03,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:57:03,784 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:57:03,787 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:57:04,338 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:57:04,343 INFO L158 Benchmark]: Toolchain (without parser) took 5049.11ms. Allocated memory was 50.3MB in the beginning and 192.9MB in the end (delta: 142.6MB). Free memory was 25.8MB in the beginning and 90.7MB in the end (delta: -64.9MB). Peak memory consumption was 77.3MB. Max. memory is 16.1GB. [2021-11-23 15:57:04,344 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 50.3MB. Free memory was 31.4MB in the beginning and 31.3MB in the end (delta: 38.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:57:04,345 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3347.86ms. Allocated memory was 50.3MB in the beginning and 192.9MB in the end (delta: 142.6MB). Free memory was 25.5MB in the beginning and 106.0MB in the end (delta: -80.5MB). Peak memory consumption was 83.9MB. Max. memory is 16.1GB. [2021-11-23 15:57:04,345 INFO L158 Benchmark]: Boogie Procedure Inliner took 214.21ms. Allocated memory is still 192.9MB. Free memory was 106.0MB in the beginning and 91.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:57:04,346 INFO L158 Benchmark]: Boogie Preprocessor took 263.91ms. Allocated memory is still 192.9MB. Free memory was 91.3MB in the beginning and 121.1MB in the end (delta: -29.8MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. [2021-11-23 15:57:04,347 INFO L158 Benchmark]: RCFGBuilder took 1217.58ms. Allocated memory is still 192.9MB. Free memory was 121.1MB in the beginning and 90.7MB in the end (delta: 30.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2021-11-23 15:57:04,350 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 50.3MB. Free memory was 31.4MB in the beginning and 31.3MB in the end (delta: 38.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3347.86ms. Allocated memory was 50.3MB in the beginning and 192.9MB in the end (delta: 142.6MB). Free memory was 25.5MB in the beginning and 106.0MB in the end (delta: -80.5MB). Peak memory consumption was 83.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 214.21ms. Allocated memory is still 192.9MB. Free memory was 106.0MB in the beginning and 91.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 263.91ms. Allocated memory is still 192.9MB. Free memory was 91.3MB in the beginning and 121.1MB in the end (delta: -29.8MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. * RCFGBuilder took 1217.58ms. Allocated memory is still 192.9MB. Free memory was 121.1MB in the beginning and 90.7MB in the end (delta: 30.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:57:04,411 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e2a74ef-2820-45f9-9849-9534bad532a8/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