./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--lapbether.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_9978bc8e-fe05-4036-b17a-cfe454471e1b/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9978bc8e-fe05-4036-b17a-cfe454471e1b/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_9978bc8e-fe05-4036-b17a-cfe454471e1b/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9978bc8e-fe05-4036-b17a-cfe454471e1b/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--lapbether.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9978bc8e-fe05-4036-b17a-cfe454471e1b/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_9978bc8e-fe05-4036-b17a-cfe454471e1b/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 3c9185451e17cd03a558fe9bd455bfb656de587a9df23cb7cc44d8e38d5b1098 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:34:34,884 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:34:34,887 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:34:34,958 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:34:34,959 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:34:34,964 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:34:34,967 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:34:34,971 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:34:34,974 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:34:34,981 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:34:34,982 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:34:34,984 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:34:34,985 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:34:34,988 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:34:34,990 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:34:34,995 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:34:34,998 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:34:34,999 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:34:35,002 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:34:35,011 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:34:35,013 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:34:35,015 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:34:35,019 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:34:35,020 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:34:35,031 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:34:35,031 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:34:35,032 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:34:35,034 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:34:35,035 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:34:35,037 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:34:35,038 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:34:35,039 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:34:35,041 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:34:35,043 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:34:35,045 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:34:35,045 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:34:35,046 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:34:35,046 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:34:35,047 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:34:35,048 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:34:35,049 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:34:35,050 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9978bc8e-fe05-4036-b17a-cfe454471e1b/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:34:35,091 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:34:35,092 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:34:35,093 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:34:35,094 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:34:35,094 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:34:35,095 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:34:35,095 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:34:35,095 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:34:35,095 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:34:35,096 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:34:35,097 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:34:35,097 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:34:35,097 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:34:35,098 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:34:35,098 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:34:35,098 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:34:35,098 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:34:35,099 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:34:35,099 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:35,099 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:34:35,099 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:34:35,100 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:34:35,100 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:34:35,100 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:34:35,100 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:34:35,101 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_9978bc8e-fe05-4036-b17a-cfe454471e1b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9978bc8e-fe05-4036-b17a-cfe454471e1b/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3c9185451e17cd03a558fe9bd455bfb656de587a9df23cb7cc44d8e38d5b1098 [2021-11-23 15:34:35,380 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:34:35,406 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:34:35,410 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:34:35,411 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:34:35,412 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:34:35,414 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9978bc8e-fe05-4036-b17a-cfe454471e1b/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--lapbether.ko-entry_point.cil.out.i [2021-11-23 15:34:35,556 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9978bc8e-fe05-4036-b17a-cfe454471e1b/bin/ukojak-CwSLpZB5Qu/data/77b51268f/8d8c811b1d964e439a04c9f915273b07/FLAGda5992445 [2021-11-23 15:34:36,623 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:34:36,624 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9978bc8e-fe05-4036-b17a-cfe454471e1b/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--lapbether.ko-entry_point.cil.out.i [2021-11-23 15:34:36,689 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9978bc8e-fe05-4036-b17a-cfe454471e1b/bin/ukojak-CwSLpZB5Qu/data/77b51268f/8d8c811b1d964e439a04c9f915273b07/FLAGda5992445 [2021-11-23 15:34:37,055 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9978bc8e-fe05-4036-b17a-cfe454471e1b/bin/ukojak-CwSLpZB5Qu/data/77b51268f/8d8c811b1d964e439a04c9f915273b07 [2021-11-23 15:34:37,058 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:34:37,060 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:34:37,063 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:34:37,063 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:34:37,068 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:34:37,069 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:37" (1/1) ... [2021-11-23 15:34:37,070 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@659d893a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:37, skipping insertion in model container [2021-11-23 15:34:37,070 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:37" (1/1) ... [2021-11-23 15:34:37,080 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:34:37,257 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:34:38,413 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_9978bc8e-fe05-4036-b17a-cfe454471e1b/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--lapbether.ko-entry_point.cil.out.i[174669,174682] [2021-11-23 15:34:38,872 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:38,896 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:34:39,114 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_9978bc8e-fe05-4036-b17a-cfe454471e1b/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--lapbether.ko-entry_point.cil.out.i[174669,174682] [2021-11-23 15:34:39,326 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:39,441 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:34:39,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:39 WrapperNode [2021-11-23 15:34:39,442 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:34:39,445 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:39,445 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:34:39,445 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:34:39,455 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:39" (1/1) ... [2021-11-23 15:34:39,552 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:39" (1/1) ... [2021-11-23 15:34:39,742 INFO L137 Inliner]: procedures = 177, calls = 512, calls flagged for inlining = 97, calls inlined = 94, statements flattened = 1880 [2021-11-23 15:34:39,742 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:39,743 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:34:39,743 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:34:39,744 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:34:39,754 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:39" (1/1) ... [2021-11-23 15:34:39,755 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:39" (1/1) ... [2021-11-23 15:34:39,772 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:39" (1/1) ... [2021-11-23 15:34:39,772 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:39" (1/1) ... [2021-11-23 15:34:39,863 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:39" (1/1) ... [2021-11-23 15:34:39,881 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:39" (1/1) ... [2021-11-23 15:34:39,894 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:39" (1/1) ... [2021-11-23 15:34:39,914 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:34:39,915 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:34:39,915 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:34:39,915 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:34:39,926 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:39" (1/1) ... [2021-11-23 15:34:39,935 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:39,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9978bc8e-fe05-4036-b17a-cfe454471e1b/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:34:39,966 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9978bc8e-fe05-4036-b17a-cfe454471e1b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:34:39,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9978bc8e-fe05-4036-b17a-cfe454471e1b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:34:40,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 15:34:40,025 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-11-23 15:34:40,025 INFO L130 BoogieDeclarations]: Found specification of procedure dev_put [2021-11-23 15:34:40,025 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_put [2021-11-23 15:34:40,025 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:34:40,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:34:40,026 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb_18 [2021-11-23 15:34:40,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb_18 [2021-11-23 15:34:40,026 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:34:40,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:34:40,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:34:40,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 15:34:40,027 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 15:34:40,027 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2021-11-23 15:34:40,028 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2021-11-23 15:34:40,028 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2021-11-23 15:34:40,028 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2021-11-23 15:34:40,028 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-11-23 15:34:40,028 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-11-23 15:34:40,029 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2021-11-23 15:34:40,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2021-11-23 15:34:40,029 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:34:40,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:34:40,029 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-11-23 15:34:40,030 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2021-11-23 15:34:40,030 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2021-11-23 15:34:40,030 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2021-11-23 15:34:40,030 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2021-11-23 15:34:40,031 INFO L130 BoogieDeclarations]: Found specification of procedure lapbeth_disconnected [2021-11-23 15:34:40,031 INFO L138 BoogieDeclarations]: Found implementation of procedure lapbeth_disconnected [2021-11-23 15:34:40,031 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-11-23 15:34:40,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-11-23 15:34:40,031 INFO L130 BoogieDeclarations]: Found specification of procedure lapbeth_data_transmit [2021-11-23 15:34:40,032 INFO L138 BoogieDeclarations]: Found implementation of procedure lapbeth_data_transmit [2021-11-23 15:34:40,032 INFO L130 BoogieDeclarations]: Found specification of procedure lapbeth_data_indication [2021-11-23 15:34:40,032 INFO L138 BoogieDeclarations]: Found implementation of procedure lapbeth_data_indication [2021-11-23 15:34:40,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:34:40,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:34:40,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:34:40,033 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2021-11-23 15:34:40,033 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2021-11-23 15:34:40,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:34:40,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:34:40,034 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-23 15:34:40,034 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-23 15:34:40,034 INFO L130 BoogieDeclarations]: Found specification of procedure lapbeth_set_mac_address [2021-11-23 15:34:40,034 INFO L138 BoogieDeclarations]: Found implementation of procedure lapbeth_set_mac_address [2021-11-23 15:34:40,034 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:34:40,035 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:34:40,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:34:40,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2021-11-23 15:34:40,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2021-11-23 15:34:40,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:34:40,036 INFO L130 BoogieDeclarations]: Found specification of procedure x25_type_trans [2021-11-23 15:34:40,036 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_type_trans [2021-11-23 15:34:40,036 INFO L130 BoogieDeclarations]: Found specification of procedure dev_net [2021-11-23 15:34:40,036 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_net [2021-11-23 15:34:40,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:34:40,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:34:40,037 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-11-23 15:34:40,037 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-11-23 15:34:40,037 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 15:34:40,037 INFO L130 BoogieDeclarations]: Found specification of procedure lapbeth_get_x25_dev [2021-11-23 15:34:40,038 INFO L138 BoogieDeclarations]: Found implementation of procedure lapbeth_get_x25_dev [2021-11-23 15:34:40,038 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-11-23 15:34:40,038 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-11-23 15:34:40,038 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-23 15:34:40,039 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-23 15:34:40,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:34:40,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2021-11-23 15:34:40,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2021-11-23 15:34:40,039 INFO L130 BoogieDeclarations]: Found specification of procedure lapbeth_connected [2021-11-23 15:34:40,040 INFO L138 BoogieDeclarations]: Found implementation of procedure lapbeth_connected [2021-11-23 15:34:40,040 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:34:40,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:34:40,040 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-23 15:34:40,040 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-23 15:34:40,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_successful_zalloc [2021-11-23 15:34:40,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_successful_zalloc [2021-11-23 15:34:40,041 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-23 15:34:40,041 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-23 15:34:40,041 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-23 15:34:40,042 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-23 15:34:40,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:34:40,042 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice [2021-11-23 15:34:40,042 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice [2021-11-23 15:34:40,042 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 15:34:40,043 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:34:40,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:34:40,713 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:34:40,716 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:34:41,229 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:34:41,242 INFO L158 Benchmark]: Toolchain (without parser) took 4179.73ms. Allocated memory was 83.9MB in the beginning and 144.7MB in the end (delta: 60.8MB). Free memory was 37.5MB in the beginning and 82.6MB in the end (delta: -45.1MB). Peak memory consumption was 54.6MB. Max. memory is 16.1GB. [2021-11-23 15:34:41,242 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 83.9MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:34:41,245 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2380.69ms. Allocated memory was 83.9MB in the beginning and 144.7MB in the end (delta: 60.8MB). Free memory was 37.3MB in the beginning and 69.5MB in the end (delta: -32.2MB). Peak memory consumption was 39.7MB. Max. memory is 16.1GB. [2021-11-23 15:34:41,246 INFO L158 Benchmark]: Boogie Procedure Inliner took 297.79ms. Allocated memory is still 144.7MB. Free memory was 69.5MB in the beginning and 91.5MB in the end (delta: -22.0MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. [2021-11-23 15:34:41,247 INFO L158 Benchmark]: Boogie Preprocessor took 170.68ms. Allocated memory is still 144.7MB. Free memory was 91.5MB in the beginning and 79.7MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:34:41,254 INFO L158 Benchmark]: RCFGBuilder took 1324.22ms. Allocated memory is still 144.7MB. Free memory was 79.7MB in the beginning and 82.6MB in the end (delta: -2.9MB). Peak memory consumption was 35.5MB. Max. memory is 16.1GB. [2021-11-23 15:34:41,258 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 83.9MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2380.69ms. Allocated memory was 83.9MB in the beginning and 144.7MB in the end (delta: 60.8MB). Free memory was 37.3MB in the beginning and 69.5MB in the end (delta: -32.2MB). Peak memory consumption was 39.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 297.79ms. Allocated memory is still 144.7MB. Free memory was 69.5MB in the beginning and 91.5MB in the end (delta: -22.0MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 170.68ms. Allocated memory is still 144.7MB. Free memory was 91.5MB in the beginning and 79.7MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 1324.22ms. Allocated memory is still 144.7MB. Free memory was 79.7MB in the beginning and 82.6MB in the end (delta: -2.9MB). Peak memory consumption was 35.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:34:41,321 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9978bc8e-fe05-4036-b17a-cfe454471e1b/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_9978bc8e-fe05-4036-b17a-cfe454471e1b/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9978bc8e-fe05-4036-b17a-cfe454471e1b/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_9978bc8e-fe05-4036-b17a-cfe454471e1b/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9978bc8e-fe05-4036-b17a-cfe454471e1b/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--lapbether.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9978bc8e-fe05-4036-b17a-cfe454471e1b/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_9978bc8e-fe05-4036-b17a-cfe454471e1b/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 3c9185451e17cd03a558fe9bd455bfb656de587a9df23cb7cc44d8e38d5b1098 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:34:44,262 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:34:44,265 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:34:44,317 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:34:44,318 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:34:44,324 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:34:44,327 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:34:44,337 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:34:44,341 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:34:44,349 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:34:44,354 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:34:44,356 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:34:44,357 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:34:44,359 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:34:44,362 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:34:44,365 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:34:44,368 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:34:44,373 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:34:44,375 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:34:44,379 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:34:44,385 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:34:44,387 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:34:44,389 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:34:44,390 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:34:44,394 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:34:44,394 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:34:44,395 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:34:44,396 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:34:44,397 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:34:44,398 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:34:44,399 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:34:44,400 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:34:44,401 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:34:44,402 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:34:44,403 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:34:44,403 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:34:44,404 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:34:44,405 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:34:44,420 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:34:44,422 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:34:44,423 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:34:44,424 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9978bc8e-fe05-4036-b17a-cfe454471e1b/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:34:44,461 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:34:44,461 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:34:44,462 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:34:44,463 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:34:44,463 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:34:44,464 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:34:44,464 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:34:44,464 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:34:44,465 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:34:44,465 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:34:44,465 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:34:44,465 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:34:44,468 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:34:44,469 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:34:44,469 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:34:44,469 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:34:44,469 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:34:44,470 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:34:44,470 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:34:44,470 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:34:44,471 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:44,471 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:34:44,471 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:34:44,472 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:34:44,472 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:34:44,472 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:34:44,473 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:34:44,473 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:34:44,474 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:34:44,474 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_9978bc8e-fe05-4036-b17a-cfe454471e1b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9978bc8e-fe05-4036-b17a-cfe454471e1b/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3c9185451e17cd03a558fe9bd455bfb656de587a9df23cb7cc44d8e38d5b1098 [2021-11-23 15:34:44,916 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:34:44,952 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:34:44,956 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:34:44,958 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:34:44,960 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:34:44,962 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9978bc8e-fe05-4036-b17a-cfe454471e1b/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--lapbether.ko-entry_point.cil.out.i [2021-11-23 15:34:45,056 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9978bc8e-fe05-4036-b17a-cfe454471e1b/bin/ukojak-CwSLpZB5Qu/data/c417d6ec4/48ae674550094612916ef16e11b94df0/FLAGdeaacef40 [2021-11-23 15:34:46,177 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:34:46,178 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9978bc8e-fe05-4036-b17a-cfe454471e1b/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--lapbether.ko-entry_point.cil.out.i [2021-11-23 15:34:46,229 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9978bc8e-fe05-4036-b17a-cfe454471e1b/bin/ukojak-CwSLpZB5Qu/data/c417d6ec4/48ae674550094612916ef16e11b94df0/FLAGdeaacef40 [2021-11-23 15:34:46,502 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9978bc8e-fe05-4036-b17a-cfe454471e1b/bin/ukojak-CwSLpZB5Qu/data/c417d6ec4/48ae674550094612916ef16e11b94df0 [2021-11-23 15:34:46,505 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:34:46,507 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:34:46,508 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:34:46,509 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:34:46,525 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:34:46,526 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:46" (1/1) ... [2021-11-23 15:34:46,527 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b4264cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:46, skipping insertion in model container [2021-11-23 15:34:46,527 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:46" (1/1) ... [2021-11-23 15:34:46,537 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:34:46,684 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:34:47,925 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_9978bc8e-fe05-4036-b17a-cfe454471e1b/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--lapbether.ko-entry_point.cil.out.i[174669,174682] [2021-11-23 15:34:48,530 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:48,581 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:34:48,640 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:34:48,817 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_9978bc8e-fe05-4036-b17a-cfe454471e1b/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--lapbether.ko-entry_point.cil.out.i[174669,174682] [2021-11-23 15:34:48,927 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:48,956 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:34:49,202 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_9978bc8e-fe05-4036-b17a-cfe454471e1b/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--lapbether.ko-entry_point.cil.out.i[174669,174682] [2021-11-23 15:34:49,358 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:49,489 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:34:49,490 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:49 WrapperNode [2021-11-23 15:34:49,490 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:34:49,491 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:49,492 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:34:49,492 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:34:49,500 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:49" (1/1) ... [2021-11-23 15:34:49,592 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:49" (1/1) ... [2021-11-23 15:34:49,716 INFO L137 Inliner]: procedures = 191, calls = 512, calls flagged for inlining = 97, calls inlined = 94, statements flattened = 1796 [2021-11-23 15:34:49,717 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:49,717 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:34:49,718 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:34:49,718 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:34:49,727 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:49" (1/1) ... [2021-11-23 15:34:49,728 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:49" (1/1) ... [2021-11-23 15:34:49,754 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:49" (1/1) ... [2021-11-23 15:34:49,758 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:49" (1/1) ... [2021-11-23 15:34:49,852 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:49" (1/1) ... [2021-11-23 15:34:49,888 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:49" (1/1) ... [2021-11-23 15:34:49,916 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:49" (1/1) ... [2021-11-23 15:34:49,947 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:34:49,952 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:34:49,952 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:34:49,954 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:34:49,955 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:49" (1/1) ... [2021-11-23 15:34:49,963 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:49,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9978bc8e-fe05-4036-b17a-cfe454471e1b/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:34:49,993 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9978bc8e-fe05-4036-b17a-cfe454471e1b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:34:50,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9978bc8e-fe05-4036-b17a-cfe454471e1b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:34:50,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:34:50,083 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-11-23 15:34:50,083 INFO L130 BoogieDeclarations]: Found specification of procedure dev_put [2021-11-23 15:34:50,083 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_put [2021-11-23 15:34:50,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:34:50,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:34:50,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:34:50,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 15:34:50,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:34:50,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb_18 [2021-11-23 15:34:50,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb_18 [2021-11-23 15:34:50,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:34:50,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:34:50,085 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 15:34:50,085 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 15:34:50,086 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2021-11-23 15:34:50,086 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2021-11-23 15:34:50,086 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2021-11-23 15:34:50,086 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2021-11-23 15:34:50,086 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-11-23 15:34:50,087 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-11-23 15:34:50,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2021-11-23 15:34:50,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2021-11-23 15:34:50,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:34:50,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:34:50,087 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-11-23 15:34:50,088 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2021-11-23 15:34:50,088 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2021-11-23 15:34:50,088 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2021-11-23 15:34:50,088 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2021-11-23 15:34:50,088 INFO L130 BoogieDeclarations]: Found specification of procedure lapbeth_disconnected [2021-11-23 15:34:50,089 INFO L138 BoogieDeclarations]: Found implementation of procedure lapbeth_disconnected [2021-11-23 15:34:50,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-11-23 15:34:50,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-11-23 15:34:50,089 INFO L130 BoogieDeclarations]: Found specification of procedure lapbeth_data_transmit [2021-11-23 15:34:50,089 INFO L138 BoogieDeclarations]: Found implementation of procedure lapbeth_data_transmit [2021-11-23 15:34:50,090 INFO L130 BoogieDeclarations]: Found specification of procedure lapbeth_data_indication [2021-11-23 15:34:50,090 INFO L138 BoogieDeclarations]: Found implementation of procedure lapbeth_data_indication [2021-11-23 15:34:50,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:34:50,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:34:50,091 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2021-11-23 15:34:50,091 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2021-11-23 15:34:50,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 15:34:50,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 15:34:50,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 15:34:50,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 15:34:50,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:34:50,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:34:50,092 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-23 15:34:50,092 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-23 15:34:50,093 INFO L130 BoogieDeclarations]: Found specification of procedure lapbeth_set_mac_address [2021-11-23 15:34:50,093 INFO L138 BoogieDeclarations]: Found implementation of procedure lapbeth_set_mac_address [2021-11-23 15:34:50,093 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:34:50,094 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:34:50,094 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:34:50,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2021-11-23 15:34:50,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2021-11-23 15:34:50,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:34:50,095 INFO L130 BoogieDeclarations]: Found specification of procedure x25_type_trans [2021-11-23 15:34:50,096 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_type_trans [2021-11-23 15:34:50,096 INFO L130 BoogieDeclarations]: Found specification of procedure dev_net [2021-11-23 15:34:50,096 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_net [2021-11-23 15:34:50,096 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:34:50,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:34:50,097 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-11-23 15:34:50,097 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-11-23 15:34:50,098 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 15:34:50,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 15:34:50,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 15:34:50,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 15:34:50,099 INFO L130 BoogieDeclarations]: Found specification of procedure lapbeth_get_x25_dev [2021-11-23 15:34:50,099 INFO L138 BoogieDeclarations]: Found implementation of procedure lapbeth_get_x25_dev [2021-11-23 15:34:50,099 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-11-23 15:34:50,099 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-11-23 15:34:50,100 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-23 15:34:50,100 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-23 15:34:50,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:34:50,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2021-11-23 15:34:50,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2021-11-23 15:34:50,100 INFO L130 BoogieDeclarations]: Found specification of procedure lapbeth_connected [2021-11-23 15:34:50,101 INFO L138 BoogieDeclarations]: Found implementation of procedure lapbeth_connected [2021-11-23 15:34:50,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:34:50,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:34:50,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 15:34:50,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:34:50,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:34:50,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:34:50,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 15:34:50,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:34:50,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:34:50,103 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-23 15:34:50,103 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-23 15:34:50,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_successful_zalloc [2021-11-23 15:34:50,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_successful_zalloc [2021-11-23 15:34:50,104 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-23 15:34:50,104 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-23 15:34:50,105 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-23 15:34:50,105 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-23 15:34:50,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 15:34:50,106 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice [2021-11-23 15:34:50,106 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice [2021-11-23 15:34:50,106 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:34:50,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:34:50,784 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:34:50,788 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:34:51,368 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:34:51,372 INFO L158 Benchmark]: Toolchain (without parser) took 4864.53ms. Allocated memory was 71.3MB in the beginning and 159.4MB in the end (delta: 88.1MB). Free memory was 42.9MB in the beginning and 64.4MB in the end (delta: -21.4MB). Peak memory consumption was 77.6MB. Max. memory is 16.1GB. [2021-11-23 15:34:51,373 INFO L158 Benchmark]: CDTParser took 0.93ms. Allocated memory is still 71.3MB. Free memory is still 50.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:34:51,378 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2982.25ms. Allocated memory was 71.3MB in the beginning and 159.4MB in the end (delta: 88.1MB). Free memory was 42.6MB in the beginning and 87.4MB in the end (delta: -44.7MB). Peak memory consumption was 67.2MB. Max. memory is 16.1GB. [2021-11-23 15:34:51,379 INFO L158 Benchmark]: Boogie Procedure Inliner took 225.43ms. Allocated memory is still 159.4MB. Free memory was 87.4MB in the beginning and 76.9MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:34:51,379 INFO L158 Benchmark]: Boogie Preprocessor took 232.93ms. Allocated memory is still 159.4MB. Free memory was 76.9MB in the beginning and 64.7MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:34:51,380 INFO L158 Benchmark]: RCFGBuilder took 1418.04ms. Allocated memory is still 159.4MB. Free memory was 64.7MB in the beginning and 64.4MB in the end (delta: 382.6kB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2021-11-23 15:34:51,384 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.93ms. Allocated memory is still 71.3MB. Free memory is still 50.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2982.25ms. Allocated memory was 71.3MB in the beginning and 159.4MB in the end (delta: 88.1MB). Free memory was 42.6MB in the beginning and 87.4MB in the end (delta: -44.7MB). Peak memory consumption was 67.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 225.43ms. Allocated memory is still 159.4MB. Free memory was 87.4MB in the beginning and 76.9MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 232.93ms. Allocated memory is still 159.4MB. Free memory was 76.9MB in the beginning and 64.7MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 1418.04ms. Allocated memory is still 159.4MB. Free memory was 64.7MB in the beginning and 64.4MB in the end (delta: 382.6kB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:34:51,447 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9978bc8e-fe05-4036-b17a-cfe454471e1b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable