./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--xen-netfront.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_f7aab6a9-967b-4530-a028-8df1d83a4600/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7aab6a9-967b-4530-a028-8df1d83a4600/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_f7aab6a9-967b-4530-a028-8df1d83a4600/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7aab6a9-967b-4530-a028-8df1d83a4600/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7aab6a9-967b-4530-a028-8df1d83a4600/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_f7aab6a9-967b-4530-a028-8df1d83a4600/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 283b2978ab7cc2aad6d9ef5bd7f2056001c273cafa889d9023ed11b9be13f4c5 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:06:14,179 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:06:14,182 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:06:14,241 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:06:14,241 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:06:14,247 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:06:14,249 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:06:14,253 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:06:14,256 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:06:14,262 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:06:14,263 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:06:14,265 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:06:14,266 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:06:14,268 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:06:14,271 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:06:14,276 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:06:14,278 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:06:14,279 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:06:14,282 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:06:14,290 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:06:14,292 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:06:14,294 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:06:14,298 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:06:14,299 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:06:14,308 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:06:14,309 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:06:14,309 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:06:14,312 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:06:14,312 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:06:14,314 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:06:14,315 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:06:14,316 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:06:14,318 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:06:14,320 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:06:14,322 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:06:14,322 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:06:14,323 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:06:14,324 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:06:14,324 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:06:14,325 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:06:14,326 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:06:14,327 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7aab6a9-967b-4530-a028-8df1d83a4600/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:06:14,378 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:06:14,378 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:06:14,380 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:06:14,381 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:06:14,381 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:06:14,382 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:06:14,382 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:06:14,382 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:06:14,383 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:06:14,389 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:06:14,390 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:06:14,391 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:06:14,391 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:06:14,391 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:06:14,391 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:06:14,392 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:06:14,392 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:06:14,392 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:06:14,392 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:06:14,393 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:06:14,393 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:06:14,393 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:06:14,394 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:06:14,394 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:06:14,394 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:06:14,394 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_f7aab6a9-967b-4530-a028-8df1d83a4600/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7aab6a9-967b-4530-a028-8df1d83a4600/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 283b2978ab7cc2aad6d9ef5bd7f2056001c273cafa889d9023ed11b9be13f4c5 [2021-11-23 15:06:14,718 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:06:14,748 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:06:14,751 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:06:14,752 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:06:14,753 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:06:14,755 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7aab6a9-967b-4530-a028-8df1d83a4600/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i [2021-11-23 15:06:14,818 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7aab6a9-967b-4530-a028-8df1d83a4600/bin/ukojak-CwSLpZB5Qu/data/7176bf4e8/30b20434a4904718918c99fc4e8236c0/FLAGdf8d12ea1 [2021-11-23 15:06:16,013 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:06:16,014 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7aab6a9-967b-4530-a028-8df1d83a4600/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i [2021-11-23 15:06:16,084 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7aab6a9-967b-4530-a028-8df1d83a4600/bin/ukojak-CwSLpZB5Qu/data/7176bf4e8/30b20434a4904718918c99fc4e8236c0/FLAGdf8d12ea1 [2021-11-23 15:06:16,235 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7aab6a9-967b-4530-a028-8df1d83a4600/bin/ukojak-CwSLpZB5Qu/data/7176bf4e8/30b20434a4904718918c99fc4e8236c0 [2021-11-23 15:06:16,238 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:06:16,241 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:06:16,246 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:06:16,246 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:06:16,250 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:06:16,251 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:16" (1/1) ... [2021-11-23 15:06:16,252 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61c93dbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:16, skipping insertion in model container [2021-11-23 15:06:16,252 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:16" (1/1) ... [2021-11-23 15:06:16,260 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:06:16,434 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:06:19,310 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_f7aab6a9-967b-4530-a028-8df1d83a4600/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i[319471,319484] [2021-11-23 15:06:19,390 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:06:19,444 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:06:19,892 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_f7aab6a9-967b-4530-a028-8df1d83a4600/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i[319471,319484] [2021-11-23 15:06:19,924 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:06:20,131 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:06:20,132 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:20 WrapperNode [2021-11-23 15:06:20,132 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:06:20,134 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:06:20,135 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:06:20,135 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:06:20,143 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:20" (1/1) ... [2021-11-23 15:06:20,293 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:20" (1/1) ... [2021-11-23 15:06:20,536 INFO L137 Inliner]: procedures = 336, calls = 1905, calls flagged for inlining = 163, calls inlined = 135, statements flattened = 4619 [2021-11-23 15:06:20,536 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:06:20,537 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:06:20,538 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:06:20,538 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:06:20,548 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:20" (1/1) ... [2021-11-23 15:06:20,548 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:20" (1/1) ... [2021-11-23 15:06:20,572 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:20" (1/1) ... [2021-11-23 15:06:20,572 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:20" (1/1) ... [2021-11-23 15:06:20,672 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:20" (1/1) ... [2021-11-23 15:06:20,698 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:20" (1/1) ... [2021-11-23 15:06:20,743 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:20" (1/1) ... [2021-11-23 15:06:20,784 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:06:20,786 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:06:20,786 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:06:20,786 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:06:20,788 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:20" (1/1) ... [2021-11-23 15:06:20,797 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:06:20,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7aab6a9-967b-4530-a028-8df1d83a4600/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:06:20,827 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7aab6a9-967b-4530-a028-8df1d83a4600/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:06:20,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7aab6a9-967b-4530-a028-8df1d83a4600/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:06:20,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:06:20,878 INFO L130 BoogieDeclarations]: Found specification of procedure get_page [2021-11-23 15:06:20,878 INFO L138 BoogieDeclarations]: Found implementation of procedure get_page [2021-11-23 15:06:20,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:06:20,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:06:20,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:06:20,879 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 15:06:20,879 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 15:06:20,879 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2021-11-23 15:06:20,879 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2021-11-23 15:06:20,880 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_change_mtu [2021-11-23 15:06:20,880 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_change_mtu [2021-11-23 15:06:20,880 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-11-23 15:06:20,880 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-11-23 15:06:20,880 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_write [2021-11-23 15:06:20,880 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_write [2021-11-23 15:06:20,881 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-11-23 15:06:20,881 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-11-23 15:06:20,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-11-23 15:06:20,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-11-23 15:06:20,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:06:20,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:06:20,882 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-11-23 15:06:20,882 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-11-23 15:06:20,882 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_irq [2021-11-23 15:06:20,882 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_irq [2021-11-23 15:06:20,883 INFO L130 BoogieDeclarations]: Found specification of procedure bind_evtchn_to_irqhandler [2021-11-23 15:06:20,883 INFO L138 BoogieDeclarations]: Found implementation of procedure bind_evtchn_to_irqhandler [2021-11-23 15:06:20,883 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_transaction_end [2021-11-23 15:06:20,883 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_transaction_end [2021-11-23 15:06:20,883 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_remove [2021-11-23 15:06:20,884 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_remove [2021-11-23 15:06:20,884 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_percpu [2021-11-23 15:06:20,884 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_percpu [2021-11-23 15:06:20,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:06:20,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:06:20,885 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_make_txreqs [2021-11-23 15:06:20,885 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_make_txreqs [2021-11-23 15:06:20,885 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_destroy_queues [2021-11-23 15:06:20,885 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_destroy_queues [2021-11-23 15:06:20,885 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-11-23 15:06:20,886 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-11-23 15:06:20,886 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-23 15:06:20,886 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-23 15:06:20,886 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_grant_ring [2021-11-23 15:06:20,886 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_grant_ring [2021-11-23 15:06:20,886 INFO L130 BoogieDeclarations]: Found specification of procedure free_percpu [2021-11-23 15:06:20,887 INFO L138 BoogieDeclarations]: Found implementation of procedure free_percpu [2021-11-23 15:06:20,887 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-23 15:06:20,887 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-23 15:06:20,887 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_claim_grant_reference [2021-11-23 15:06:20,887 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_claim_grant_reference [2021-11-23 15:06:20,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 15:06:20,888 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 15:06:20,888 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:06:20,888 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:06:20,888 INFO L130 BoogieDeclarations]: Found specification of procedure netif_set_real_num_tx_queues [2021-11-23 15:06:20,889 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_set_real_num_tx_queues [2021-11-23 15:06:20,889 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_end_foreign_access [2021-11-23 15:06:20,889 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_end_foreign_access [2021-11-23 15:06:20,889 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_disconnect_backend [2021-11-23 15:06:20,889 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_disconnect_backend [2021-11-23 15:06:20,890 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_get_stats64 [2021-11-23 15:06:20,890 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_get_stats64 [2021-11-23 15:06:20,890 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 15:06:20,890 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 15:06:20,890 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_alloc_evtchn [2021-11-23 15:06:20,891 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_alloc_evtchn [2021-11-23 15:06:20,891 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-11-23 15:06:20,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-11-23 15:06:20,891 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_alloc_grant_references [2021-11-23 15:06:20,891 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_alloc_grant_references [2021-11-23 15:06:20,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_1 [2021-11-23 15:06:20,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_1 [2021-11-23 15:06:20,892 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:06:20,892 INFO L130 BoogieDeclarations]: Found specification of procedure netfront_tx_slot_available [2021-11-23 15:06:20,892 INFO L138 BoogieDeclarations]: Found implementation of procedure netfront_tx_slot_available [2021-11-23 15:06:20,892 INFO L130 BoogieDeclarations]: Found specification of procedure notify_remote_via_irq [2021-11-23 15:06:20,893 INFO L138 BoogieDeclarations]: Found implementation of procedure notify_remote_via_irq [2021-11-23 15:06:20,893 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_release_grant_reference [2021-11-23 15:06:20,893 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_release_grant_reference [2021-11-23 15:06:20,893 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-23 15:06:20,893 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-23 15:06:20,894 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2021-11-23 15:06:20,894 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2021-11-23 15:06:20,894 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_can_sg [2021-11-23 15:06:20,894 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_can_sg [2021-11-23 15:06:20,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:06:20,894 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-11-23 15:06:20,895 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-11-23 15:06:20,895 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-23 15:06:20,895 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-23 15:06:20,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-11-23 15:06:20,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-11-23 15:06:20,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-23 15:06:20,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-23 15:06:20,896 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_rxidx [2021-11-23 15:06:20,896 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_rxidx [2021-11-23 15:06:20,896 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 15:06:20,896 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 15:06:20,897 INFO L130 BoogieDeclarations]: Found specification of procedure __pskb_pull_tail [2021-11-23 15:06:20,897 INFO L138 BoogieDeclarations]: Found implementation of procedure __pskb_pull_tail [2021-11-23 15:06:20,897 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:06:20,897 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2021-11-23 15:06:20,897 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2021-11-23 15:06:20,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:06:20,898 INFO L130 BoogieDeclarations]: Found specification of procedure write_queue_xenstore_keys [2021-11-23 15:06:20,898 INFO L138 BoogieDeclarations]: Found implementation of procedure write_queue_xenstore_keys [2021-11-23 15:06:20,898 INFO L130 BoogieDeclarations]: Found specification of procedure pfn_to_mfn [2021-11-23 15:06:20,898 INFO L138 BoogieDeclarations]: Found implementation of procedure pfn_to_mfn [2021-11-23 15:06:20,898 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2021-11-23 15:06:20,899 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2021-11-23 15:06:20,899 INFO L130 BoogieDeclarations]: Found specification of procedure add_id_to_freelist [2021-11-23 15:06:20,899 INFO L138 BoogieDeclarations]: Found implementation of procedure add_id_to_freelist [2021-11-23 15:06:20,899 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_alloc_rx_buffers [2021-11-23 15:06:20,899 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_alloc_rx_buffers [2021-11-23 15:06:20,899 INFO L130 BoogieDeclarations]: Found specification of procedure skb_entry_set_link [2021-11-23 15:06:20,900 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_entry_set_link [2021-11-23 15:06:20,900 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-23 15:06:20,900 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-23 15:06:20,900 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-23 15:06:20,900 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-23 15:06:20,901 INFO L130 BoogieDeclarations]: Found specification of procedure store_rxbuf [2021-11-23 15:06:20,901 INFO L138 BoogieDeclarations]: Found implementation of procedure store_rxbuf [2021-11-23 15:06:20,901 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-11-23 15:06:20,901 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-11-23 15:06:20,901 INFO L130 BoogieDeclarations]: Found specification of procedure free_pages [2021-11-23 15:06:20,902 INFO L138 BoogieDeclarations]: Found implementation of procedure free_pages [2021-11-23 15:06:20,902 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_end_foreign_access_ref [2021-11-23 15:06:20,902 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_end_foreign_access_ref [2021-11-23 15:06:20,902 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 15:06:20,903 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_make_one_txreq [2021-11-23 15:06:20,903 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_make_one_txreq [2021-11-23 15:06:20,903 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2021-11-23 15:06:20,903 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2021-11-23 15:06:20,903 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_free_grant_references [2021-11-23 15:06:20,903 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_free_grant_references [2021-11-23 15:06:20,904 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2021-11-23 15:06:20,904 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2021-11-23 15:06:20,904 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-11-23 15:06:20,904 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-11-23 15:06:20,904 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-23 15:06:20,904 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-23 15:06:20,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 15:06:20,905 INFO L130 BoogieDeclarations]: Found specification of procedure unbind_from_irqhandler [2021-11-23 15:06:20,905 INFO L138 BoogieDeclarations]: Found implementation of procedure unbind_from_irqhandler [2021-11-23 15:06:20,905 INFO L130 BoogieDeclarations]: Found specification of procedure get_zeroed_page [2021-11-23 15:06:20,905 INFO L138 BoogieDeclarations]: Found implementation of procedure get_zeroed_page [2021-11-23 15:06:20,905 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_free_netdev [2021-11-23 15:06:20,906 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_free_netdev [2021-11-23 15:06:20,906 INFO L130 BoogieDeclarations]: Found specification of procedure netback_changed [2021-11-23 15:06:20,906 INFO L138 BoogieDeclarations]: Found implementation of procedure netback_changed [2021-11-23 15:06:20,906 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_poll_controller [2021-11-23 15:06:20,906 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_poll_controller [2021-11-23 15:06:20,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:06:20,907 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2021-11-23 15:06:20,907 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2021-11-23 15:06:20,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:06:20,907 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:06:20,907 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_select_queue [2021-11-23 15:06:20,907 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_select_queue [2021-11-23 15:06:20,908 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_end_access [2021-11-23 15:06:20,908 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_end_access [2021-11-23 15:06:20,908 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-23 15:06:20,908 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-23 15:06:20,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-23 15:06:20,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-23 15:06:20,909 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_1 [2021-11-23 15:06:20,909 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_1 [2021-11-23 15:06:20,909 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_init [2021-11-23 15:06:20,909 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_init [2021-11-23 15:06:20,909 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:06:20,909 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:06:20,910 INFO L130 BoogieDeclarations]: Found specification of procedure skb_add_rx_frag [2021-11-23 15:06:20,910 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_add_rx_frag [2021-11-23 15:06:20,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:06:20,910 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2021-11-23 15:06:20,910 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2021-11-23 15:06:20,910 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2021-11-23 15:06:20,911 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2021-11-23 15:06:20,911 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:06:20,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:06:20,911 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-23 15:06:20,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-23 15:06:20,911 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_fix_features [2021-11-23 15:06:20,912 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_fix_features [2021-11-23 15:06:20,912 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:06:20,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2021-11-23 15:06:20,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-23 15:06:20,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-23 15:06:20,912 INFO L130 BoogieDeclarations]: Found specification of procedure get_phys_to_machine [2021-11-23 15:06:20,913 INFO L138 BoogieDeclarations]: Found implementation of procedure get_phys_to_machine [2021-11-23 15:06:20,913 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:06:20,913 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-11-23 15:06:20,913 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-11-23 15:06:20,913 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2021-11-23 15:06:20,913 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2021-11-23 15:06:20,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:06:20,914 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-11-23 15:06:20,914 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-11-23 15:06:20,914 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-11-23 15:06:20,914 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-11-23 15:06:20,914 INFO L130 BoogieDeclarations]: Found specification of procedure show_rxbuf [2021-11-23 15:06:20,915 INFO L138 BoogieDeclarations]: Found implementation of procedure show_rxbuf [2021-11-23 15:06:20,915 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2021-11-23 15:06:20,915 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2021-11-23 15:06:20,915 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-11-23 15:06:20,915 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-11-23 15:06:20,915 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_grant_foreign_access_ref [2021-11-23 15:06:20,916 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_grant_foreign_access_ref [2021-11-23 15:06:20,916 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2021-11-23 15:06:20,916 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2021-11-23 15:06:20,916 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_set_features [2021-11-23 15:06:20,916 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_set_features [2021-11-23 15:06:20,916 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-11-23 15:06:20,917 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-11-23 15:06:20,917 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_irq [2021-11-23 15:06:20,917 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_irq [2021-11-23 15:06:20,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:06:20,917 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_free_evtchn [2021-11-23 15:06:20,917 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_free_evtchn [2021-11-23 15:06:20,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:06:20,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:06:20,918 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_tx_buf_gc [2021-11-23 15:06:20,918 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_tx_buf_gc [2021-11-23 15:06:20,918 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-11-23 15:06:20,918 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-11-23 15:06:20,919 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 15:06:20,919 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 15:06:21,867 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:06:21,876 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:06:22,885 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:06:22,896 INFO L158 Benchmark]: Toolchain (without parser) took 6653.14ms. Allocated memory was 102.8MB in the beginning and 220.2MB in the end (delta: 117.4MB). Free memory was 68.9MB in the beginning and 75.8MB in the end (delta: -6.9MB). Peak memory consumption was 131.0MB. Max. memory is 16.1GB. [2021-11-23 15:06:22,897 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 77.6MB. Free memory was 57.9MB in the beginning and 57.8MB in the end (delta: 35.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:06:22,899 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3887.83ms. Allocated memory was 102.8MB in the beginning and 220.2MB in the end (delta: 117.4MB). Free memory was 68.6MB in the beginning and 150.9MB in the end (delta: -82.3MB). Peak memory consumption was 93.7MB. Max. memory is 16.1GB. [2021-11-23 15:06:22,902 INFO L158 Benchmark]: Boogie Procedure Inliner took 402.15ms. Allocated memory is still 220.2MB. Free memory was 150.9MB in the beginning and 124.7MB in the end (delta: 26.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-11-23 15:06:22,907 INFO L158 Benchmark]: Boogie Preprocessor took 247.06ms. Allocated memory is still 220.2MB. Free memory was 124.7MB in the beginning and 96.4MB in the end (delta: 28.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2021-11-23 15:06:22,907 INFO L158 Benchmark]: RCFGBuilder took 2107.63ms. Allocated memory is still 220.2MB. Free memory was 96.4MB in the beginning and 75.8MB in the end (delta: 20.5MB). Peak memory consumption was 41.5MB. Max. memory is 16.1GB. [2021-11-23 15:06:22,913 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 77.6MB. Free memory was 57.9MB in the beginning and 57.8MB in the end (delta: 35.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3887.83ms. Allocated memory was 102.8MB in the beginning and 220.2MB in the end (delta: 117.4MB). Free memory was 68.6MB in the beginning and 150.9MB in the end (delta: -82.3MB). Peak memory consumption was 93.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 402.15ms. Allocated memory is still 220.2MB. Free memory was 150.9MB in the beginning and 124.7MB in the end (delta: 26.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 247.06ms. Allocated memory is still 220.2MB. Free memory was 124.7MB in the beginning and 96.4MB in the end (delta: 28.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2107.63ms. Allocated memory is still 220.2MB. Free memory was 96.4MB in the beginning and 75.8MB in the end (delta: 20.5MB). Peak memory consumption was 41.5MB. 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 15:06:22,966 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7aab6a9-967b-4530-a028-8df1d83a4600/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_f7aab6a9-967b-4530-a028-8df1d83a4600/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7aab6a9-967b-4530-a028-8df1d83a4600/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_f7aab6a9-967b-4530-a028-8df1d83a4600/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7aab6a9-967b-4530-a028-8df1d83a4600/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7aab6a9-967b-4530-a028-8df1d83a4600/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_f7aab6a9-967b-4530-a028-8df1d83a4600/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 283b2978ab7cc2aad6d9ef5bd7f2056001c273cafa889d9023ed11b9be13f4c5 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:06:25,412 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:06:25,415 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:06:25,445 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:06:25,446 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:06:25,447 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:06:25,449 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:06:25,452 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:06:25,454 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:06:25,455 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:06:25,457 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:06:25,458 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:06:25,459 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:06:25,460 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:06:25,462 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:06:25,464 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:06:25,465 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:06:25,466 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:06:25,468 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:06:25,471 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:06:25,473 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:06:25,474 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:06:25,476 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:06:25,477 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:06:25,481 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:06:25,482 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:06:25,482 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:06:25,484 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:06:25,484 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:06:25,486 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:06:25,486 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:06:25,487 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:06:25,488 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:06:25,489 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:06:25,491 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:06:25,491 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:06:25,503 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:06:25,504 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:06:25,504 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:06:25,506 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:06:25,508 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:06:25,509 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7aab6a9-967b-4530-a028-8df1d83a4600/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:06:25,549 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:06:25,549 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:06:25,551 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:06:25,551 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:06:25,553 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:06:25,553 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:06:25,554 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:06:25,554 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:06:25,554 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:06:25,555 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:06:25,556 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:06:25,556 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:06:25,556 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:06:25,557 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:06:25,557 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:06:25,557 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:06:25,558 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:06:25,558 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:06:25,558 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:06:25,558 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:06:25,559 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:06:25,559 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:06:25,559 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:06:25,560 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:06:25,560 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:06:25,560 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:06:25,560 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:06:25,561 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:06:25,561 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:06:25,561 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_f7aab6a9-967b-4530-a028-8df1d83a4600/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7aab6a9-967b-4530-a028-8df1d83a4600/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 283b2978ab7cc2aad6d9ef5bd7f2056001c273cafa889d9023ed11b9be13f4c5 [2021-11-23 15:06:25,965 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:06:26,002 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:06:26,004 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:06:26,006 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:06:26,009 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:06:26,010 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7aab6a9-967b-4530-a028-8df1d83a4600/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i [2021-11-23 15:06:26,092 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7aab6a9-967b-4530-a028-8df1d83a4600/bin/ukojak-CwSLpZB5Qu/data/73e45ed87/3e00d5ddf4ba430491d245329d10ba6b/FLAG55a532247 [2021-11-23 15:06:27,180 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:06:27,182 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7aab6a9-967b-4530-a028-8df1d83a4600/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i [2021-11-23 15:06:27,253 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7aab6a9-967b-4530-a028-8df1d83a4600/bin/ukojak-CwSLpZB5Qu/data/73e45ed87/3e00d5ddf4ba430491d245329d10ba6b/FLAG55a532247 [2021-11-23 15:06:27,521 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7aab6a9-967b-4530-a028-8df1d83a4600/bin/ukojak-CwSLpZB5Qu/data/73e45ed87/3e00d5ddf4ba430491d245329d10ba6b [2021-11-23 15:06:27,525 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:06:27,528 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:06:27,532 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:06:27,532 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:06:27,536 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:06:27,538 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:27" (1/1) ... [2021-11-23 15:06:27,540 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b8ee351 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:27, skipping insertion in model container [2021-11-23 15:06:27,540 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:27" (1/1) ... [2021-11-23 15:06:27,549 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:06:27,779 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:06:30,724 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_f7aab6a9-967b-4530-a028-8df1d83a4600/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i[319471,319484] [2021-11-23 15:06:30,813 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:06:30,871 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:06:31,043 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:06:31,455 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_f7aab6a9-967b-4530-a028-8df1d83a4600/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i[319471,319484] [2021-11-23 15:06:31,465 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:06:31,492 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:06:32,072 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_f7aab6a9-967b-4530-a028-8df1d83a4600/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i[319471,319484] [2021-11-23 15:06:32,085 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:06:32,323 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:06:32,323 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:32 WrapperNode [2021-11-23 15:06:32,323 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:06:32,325 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:06:32,325 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:06:32,325 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:06:32,333 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:32" (1/1) ... [2021-11-23 15:06:32,462 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:32" (1/1) ... [2021-11-23 15:06:32,642 INFO L137 Inliner]: procedures = 350, calls = 1905, calls flagged for inlining = 163, calls inlined = 135, statements flattened = 4470 [2021-11-23 15:06:32,643 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:06:32,644 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:06:32,644 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:06:32,644 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:06:32,652 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:32" (1/1) ... [2021-11-23 15:06:32,653 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:32" (1/1) ... [2021-11-23 15:06:32,677 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:32" (1/1) ... [2021-11-23 15:06:32,677 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:32" (1/1) ... [2021-11-23 15:06:32,788 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:32" (1/1) ... [2021-11-23 15:06:32,824 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:32" (1/1) ... [2021-11-23 15:06:32,862 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:32" (1/1) ... [2021-11-23 15:06:32,898 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:06:32,900 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:06:32,900 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:06:32,901 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:06:32,905 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:32" (1/1) ... [2021-11-23 15:06:32,913 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:06:32,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7aab6a9-967b-4530-a028-8df1d83a4600/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:06:32,945 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7aab6a9-967b-4530-a028-8df1d83a4600/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:06:32,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7aab6a9-967b-4530-a028-8df1d83a4600/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:06:32,998 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:06:32,998 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:06:32,998 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:06:32,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:06:32,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 15:06:32,999 INFO L130 BoogieDeclarations]: Found specification of procedure get_page [2021-11-23 15:06:32,999 INFO L138 BoogieDeclarations]: Found implementation of procedure get_page [2021-11-23 15:06:32,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:06:33,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:06:33,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:06:33,000 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 15:06:33,000 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 15:06:33,000 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2021-11-23 15:06:33,000 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2021-11-23 15:06:33,001 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_change_mtu [2021-11-23 15:06:33,001 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_change_mtu [2021-11-23 15:06:33,001 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-11-23 15:06:33,001 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-11-23 15:06:33,001 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_write [2021-11-23 15:06:33,002 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_write [2021-11-23 15:06:33,002 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-11-23 15:06:33,002 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-11-23 15:06:33,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-11-23 15:06:33,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-11-23 15:06:33,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:06:33,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:06:33,003 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-11-23 15:06:33,003 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-11-23 15:06:33,003 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_irq [2021-11-23 15:06:33,003 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_irq [2021-11-23 15:06:33,004 INFO L130 BoogieDeclarations]: Found specification of procedure bind_evtchn_to_irqhandler [2021-11-23 15:06:33,004 INFO L138 BoogieDeclarations]: Found implementation of procedure bind_evtchn_to_irqhandler [2021-11-23 15:06:33,004 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_transaction_end [2021-11-23 15:06:33,004 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_transaction_end [2021-11-23 15:06:33,004 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_remove [2021-11-23 15:06:33,004 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_remove [2021-11-23 15:06:33,005 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_percpu [2021-11-23 15:06:33,005 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_percpu [2021-11-23 15:06:33,006 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:06:33,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:06:33,006 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_make_txreqs [2021-11-23 15:06:33,006 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_make_txreqs [2021-11-23 15:06:33,006 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_destroy_queues [2021-11-23 15:06:33,007 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_destroy_queues [2021-11-23 15:06:33,007 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-11-23 15:06:33,007 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-11-23 15:06:33,007 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-23 15:06:33,007 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-23 15:06:33,008 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_grant_ring [2021-11-23 15:06:33,008 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_grant_ring [2021-11-23 15:06:33,008 INFO L130 BoogieDeclarations]: Found specification of procedure free_percpu [2021-11-23 15:06:33,009 INFO L138 BoogieDeclarations]: Found implementation of procedure free_percpu [2021-11-23 15:06:33,009 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-23 15:06:33,010 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-23 15:06:33,010 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_claim_grant_reference [2021-11-23 15:06:33,011 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_claim_grant_reference [2021-11-23 15:06:33,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 15:06:33,011 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 15:06:33,012 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:06:33,012 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:06:33,012 INFO L130 BoogieDeclarations]: Found specification of procedure netif_set_real_num_tx_queues [2021-11-23 15:06:33,012 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_set_real_num_tx_queues [2021-11-23 15:06:33,012 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_end_foreign_access [2021-11-23 15:06:33,013 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_end_foreign_access [2021-11-23 15:06:33,013 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_disconnect_backend [2021-11-23 15:06:33,014 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_disconnect_backend [2021-11-23 15:06:33,014 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_get_stats64 [2021-11-23 15:06:33,015 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_get_stats64 [2021-11-23 15:06:33,015 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 15:06:33,015 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 15:06:33,015 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_alloc_evtchn [2021-11-23 15:06:33,016 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_alloc_evtchn [2021-11-23 15:06:33,016 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-11-23 15:06:33,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-11-23 15:06:33,016 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_alloc_grant_references [2021-11-23 15:06:33,016 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_alloc_grant_references [2021-11-23 15:06:33,016 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_1 [2021-11-23 15:06:33,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_1 [2021-11-23 15:06:33,017 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:06:33,017 INFO L130 BoogieDeclarations]: Found specification of procedure netfront_tx_slot_available [2021-11-23 15:06:33,017 INFO L138 BoogieDeclarations]: Found implementation of procedure netfront_tx_slot_available [2021-11-23 15:06:33,017 INFO L130 BoogieDeclarations]: Found specification of procedure notify_remote_via_irq [2021-11-23 15:06:33,018 INFO L138 BoogieDeclarations]: Found implementation of procedure notify_remote_via_irq [2021-11-23 15:06:33,018 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_release_grant_reference [2021-11-23 15:06:33,018 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_release_grant_reference [2021-11-23 15:06:33,018 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-23 15:06:33,018 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-23 15:06:33,018 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2021-11-23 15:06:33,019 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2021-11-23 15:06:33,020 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_can_sg [2021-11-23 15:06:33,020 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_can_sg [2021-11-23 15:06:33,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:06:33,020 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-11-23 15:06:33,020 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-11-23 15:06:33,021 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-23 15:06:33,022 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-23 15:06:33,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-11-23 15:06:33,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-11-23 15:06:33,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-23 15:06:33,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-23 15:06:33,024 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_rxidx [2021-11-23 15:06:33,024 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_rxidx [2021-11-23 15:06:33,024 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 15:06:33,024 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 15:06:33,024 INFO L130 BoogieDeclarations]: Found specification of procedure __pskb_pull_tail [2021-11-23 15:06:33,024 INFO L138 BoogieDeclarations]: Found implementation of procedure __pskb_pull_tail [2021-11-23 15:06:33,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:06:33,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:06:33,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 15:06:33,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:06:33,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:06:33,026 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2021-11-23 15:06:33,026 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2021-11-23 15:06:33,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:06:33,026 INFO L130 BoogieDeclarations]: Found specification of procedure write_queue_xenstore_keys [2021-11-23 15:06:33,027 INFO L138 BoogieDeclarations]: Found implementation of procedure write_queue_xenstore_keys [2021-11-23 15:06:33,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 15:06:33,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:06:33,031 INFO L130 BoogieDeclarations]: Found specification of procedure pfn_to_mfn [2021-11-23 15:06:33,032 INFO L138 BoogieDeclarations]: Found implementation of procedure pfn_to_mfn [2021-11-23 15:06:33,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:06:33,033 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2021-11-23 15:06:33,034 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2021-11-23 15:06:33,035 INFO L130 BoogieDeclarations]: Found specification of procedure add_id_to_freelist [2021-11-23 15:06:33,035 INFO L138 BoogieDeclarations]: Found implementation of procedure add_id_to_freelist [2021-11-23 15:06:33,035 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_alloc_rx_buffers [2021-11-23 15:06:33,041 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_alloc_rx_buffers [2021-11-23 15:06:33,041 INFO L130 BoogieDeclarations]: Found specification of procedure skb_entry_set_link [2021-11-23 15:06:33,042 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_entry_set_link [2021-11-23 15:06:33,042 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-23 15:06:33,042 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-23 15:06:33,042 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-23 15:06:33,042 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-23 15:06:33,042 INFO L130 BoogieDeclarations]: Found specification of procedure store_rxbuf [2021-11-23 15:06:33,043 INFO L138 BoogieDeclarations]: Found implementation of procedure store_rxbuf [2021-11-23 15:06:33,043 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-11-23 15:06:33,043 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-11-23 15:06:33,043 INFO L130 BoogieDeclarations]: Found specification of procedure free_pages [2021-11-23 15:06:33,043 INFO L138 BoogieDeclarations]: Found implementation of procedure free_pages [2021-11-23 15:06:33,043 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_end_foreign_access_ref [2021-11-23 15:06:33,044 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_end_foreign_access_ref [2021-11-23 15:06:33,044 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_make_one_txreq [2021-11-23 15:06:33,044 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_make_one_txreq [2021-11-23 15:06:33,044 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2021-11-23 15:06:33,044 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2021-11-23 15:06:33,044 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_free_grant_references [2021-11-23 15:06:33,045 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_free_grant_references [2021-11-23 15:06:33,045 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2021-11-23 15:06:33,045 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2021-11-23 15:06:33,045 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-11-23 15:06:33,045 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-11-23 15:06:33,045 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-23 15:06:33,046 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-23 15:06:33,046 INFO L130 BoogieDeclarations]: Found specification of procedure unbind_from_irqhandler [2021-11-23 15:06:33,046 INFO L138 BoogieDeclarations]: Found implementation of procedure unbind_from_irqhandler [2021-11-23 15:06:33,046 INFO L130 BoogieDeclarations]: Found specification of procedure get_zeroed_page [2021-11-23 15:06:33,046 INFO L138 BoogieDeclarations]: Found implementation of procedure get_zeroed_page [2021-11-23 15:06:33,046 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_free_netdev [2021-11-23 15:06:33,046 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_free_netdev [2021-11-23 15:06:33,047 INFO L130 BoogieDeclarations]: Found specification of procedure netback_changed [2021-11-23 15:06:33,047 INFO L138 BoogieDeclarations]: Found implementation of procedure netback_changed [2021-11-23 15:06:33,047 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_poll_controller [2021-11-23 15:06:33,047 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_poll_controller [2021-11-23 15:06:33,047 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2021-11-23 15:06:33,047 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2021-11-23 15:06:33,048 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:06:33,048 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:06:33,048 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_select_queue [2021-11-23 15:06:33,048 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_select_queue [2021-11-23 15:06:33,048 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_end_access [2021-11-23 15:06:33,049 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_end_access [2021-11-23 15:06:33,049 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-23 15:06:33,049 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-23 15:06:33,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-23 15:06:33,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-23 15:06:33,050 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_1 [2021-11-23 15:06:33,050 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_1 [2021-11-23 15:06:33,050 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_init [2021-11-23 15:06:33,050 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_init [2021-11-23 15:06:33,050 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:06:33,051 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:06:33,051 INFO L130 BoogieDeclarations]: Found specification of procedure skb_add_rx_frag [2021-11-23 15:06:33,051 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_add_rx_frag [2021-11-23 15:06:33,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 15:06:33,051 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2021-11-23 15:06:33,051 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2021-11-23 15:06:33,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 15:06:33,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 15:06:33,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 15:06:33,052 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2021-11-23 15:06:33,052 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2021-11-23 15:06:33,052 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:06:33,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:06:33,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-23 15:06:33,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-23 15:06:33,053 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_fix_features [2021-11-23 15:06:33,053 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_fix_features [2021-11-23 15:06:33,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:06:33,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2021-11-23 15:06:33,054 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-23 15:06:33,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-23 15:06:33,054 INFO L130 BoogieDeclarations]: Found specification of procedure get_phys_to_machine [2021-11-23 15:06:33,054 INFO L138 BoogieDeclarations]: Found implementation of procedure get_phys_to_machine [2021-11-23 15:06:33,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:06:33,054 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-11-23 15:06:33,054 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-11-23 15:06:33,055 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2021-11-23 15:06:33,055 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2021-11-23 15:06:33,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:06:33,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 15:06:33,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 15:06:33,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 15:06:33,056 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-11-23 15:06:33,056 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-11-23 15:06:33,056 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-11-23 15:06:33,056 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-11-23 15:06:33,056 INFO L130 BoogieDeclarations]: Found specification of procedure show_rxbuf [2021-11-23 15:06:33,056 INFO L138 BoogieDeclarations]: Found implementation of procedure show_rxbuf [2021-11-23 15:06:33,057 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2021-11-23 15:06:33,057 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2021-11-23 15:06:33,057 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-11-23 15:06:33,057 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-11-23 15:06:33,057 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_grant_foreign_access_ref [2021-11-23 15:06:33,057 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_grant_foreign_access_ref [2021-11-23 15:06:33,057 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2021-11-23 15:06:33,058 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2021-11-23 15:06:33,058 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_set_features [2021-11-23 15:06:33,058 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_set_features [2021-11-23 15:06:33,058 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-11-23 15:06:33,058 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-11-23 15:06:33,058 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_irq [2021-11-23 15:06:33,059 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_irq [2021-11-23 15:06:33,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 15:06:33,059 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_free_evtchn [2021-11-23 15:06:33,059 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_free_evtchn [2021-11-23 15:06:33,059 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:06:33,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:06:33,059 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_tx_buf_gc [2021-11-23 15:06:33,060 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_tx_buf_gc [2021-11-23 15:06:33,060 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-11-23 15:06:33,060 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-11-23 15:06:33,060 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 15:06:33,060 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 15:06:33,973 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:06:33,977 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:06:54,675 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:06:54,679 INFO L158 Benchmark]: Toolchain (without parser) took 27149.42ms. Allocated memory was 52.4MB in the beginning and 327.2MB in the end (delta: 274.7MB). Free memory was 25.0MB in the beginning and 111.9MB in the end (delta: -86.9MB). Peak memory consumption was 187.4MB. Max. memory is 16.1GB. [2021-11-23 15:06:54,680 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 52.4MB. Free memory was 33.4MB in the beginning and 33.4MB in the end (delta: 38.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:06:54,680 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4791.88ms. Allocated memory was 52.4MB in the beginning and 186.6MB in the end (delta: 134.2MB). Free memory was 24.7MB in the beginning and 75.7MB in the end (delta: -51.0MB). Peak memory consumption was 104.1MB. Max. memory is 16.1GB. [2021-11-23 15:06:54,681 INFO L158 Benchmark]: Boogie Procedure Inliner took 318.32ms. Allocated memory was 186.6MB in the beginning and 327.2MB in the end (delta: 140.5MB). Free memory was 75.7MB in the beginning and 239.8MB in the end (delta: -164.1MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. [2021-11-23 15:06:54,682 INFO L158 Benchmark]: Boogie Preprocessor took 254.70ms. Allocated memory is still 327.2MB. Free memory was 239.8MB in the beginning and 210.4MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2021-11-23 15:06:54,682 INFO L158 Benchmark]: RCFGBuilder took 21776.91ms. Allocated memory is still 327.2MB. Free memory was 210.4MB in the beginning and 111.9MB in the end (delta: 98.6MB). Peak memory consumption was 98.6MB. Max. memory is 16.1GB. [2021-11-23 15:06:54,685 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 52.4MB. Free memory was 33.4MB in the beginning and 33.4MB in the end (delta: 38.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4791.88ms. Allocated memory was 52.4MB in the beginning and 186.6MB in the end (delta: 134.2MB). Free memory was 24.7MB in the beginning and 75.7MB in the end (delta: -51.0MB). Peak memory consumption was 104.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 318.32ms. Allocated memory was 186.6MB in the beginning and 327.2MB in the end (delta: 140.5MB). Free memory was 75.7MB in the beginning and 239.8MB in the end (delta: -164.1MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 254.70ms. Allocated memory is still 327.2MB. Free memory was 239.8MB in the beginning and 210.4MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * RCFGBuilder took 21776.91ms. Allocated memory is still 327.2MB. Free memory was 210.4MB in the beginning and 111.9MB in the end (delta: 98.6MB). Peak memory consumption was 98.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:06:54,736 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7aab6a9-967b-4530-a028-8df1d83a4600/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