./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.7.3/main1_drivers-vhost-vhost_net-ko--32_7a--linux-3.7.3.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_9a5a3f66-b6ac-4956-b219-7e0194e4d42e/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5a3f66-b6ac-4956-b219-7e0194e4d42e/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_9a5a3f66-b6ac-4956-b219-7e0194e4d42e/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5a3f66-b6ac-4956-b219-7e0194e4d42e/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.7.3/main1_drivers-vhost-vhost_net-ko--32_7a--linux-3.7.3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5a3f66-b6ac-4956-b219-7e0194e4d42e/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_9a5a3f66-b6ac-4956-b219-7e0194e4d42e/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 f4e2d1a15968d1244ea21dd78c93930ffcefcf7ed108cd6721571103f64feb4f --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:52:29,097 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:52:29,099 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:52:29,141 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:52:29,142 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:52:29,144 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:52:29,145 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:52:29,148 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:52:29,150 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:52:29,151 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:52:29,153 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:52:29,154 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:52:29,155 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:52:29,156 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:52:29,158 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:52:29,160 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:52:29,161 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:52:29,162 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:52:29,165 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:52:29,168 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:52:29,170 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:52:29,171 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:52:29,179 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:52:29,181 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:52:29,187 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:52:29,192 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:52:29,193 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:52:29,194 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:52:29,196 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:52:29,197 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:52:29,199 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:52:29,200 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:52:29,201 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:52:29,202 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:52:29,204 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:52:29,205 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:52:29,207 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:52:29,208 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:52:29,208 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:52:29,212 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:52:29,213 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:52:29,214 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5a3f66-b6ac-4956-b219-7e0194e4d42e/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:52:29,265 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:52:29,265 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:52:29,266 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:52:29,267 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:52:29,268 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:52:29,268 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:52:29,268 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:52:29,268 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:52:29,269 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:52:29,275 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:52:29,276 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:52:29,276 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:52:29,277 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:52:29,277 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:52:29,277 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:52:29,277 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:52:29,278 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:52:29,278 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:52:29,278 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:29,278 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:52:29,279 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:52:29,279 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:52:29,279 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:52:29,279 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:52:29,280 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:52:29,280 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_9a5a3f66-b6ac-4956-b219-7e0194e4d42e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5a3f66-b6ac-4956-b219-7e0194e4d42e/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f4e2d1a15968d1244ea21dd78c93930ffcefcf7ed108cd6721571103f64feb4f [2021-11-23 15:52:29,586 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:52:29,609 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:52:29,613 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:52:29,614 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:52:29,615 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:52:29,617 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5a3f66-b6ac-4956-b219-7e0194e4d42e/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.7.3/main1_drivers-vhost-vhost_net-ko--32_7a--linux-3.7.3.i [2021-11-23 15:52:29,703 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5a3f66-b6ac-4956-b219-7e0194e4d42e/bin/ukojak-CwSLpZB5Qu/data/d16610132/f4855cc0badc4b3d9b5ab912286f3e2e/FLAG351f72103 [2021-11-23 15:52:30,611 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:52:30,612 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5a3f66-b6ac-4956-b219-7e0194e4d42e/sv-benchmarks/c/ldv-linux-3.7.3/main1_drivers-vhost-vhost_net-ko--32_7a--linux-3.7.3.i [2021-11-23 15:52:30,667 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5a3f66-b6ac-4956-b219-7e0194e4d42e/bin/ukojak-CwSLpZB5Qu/data/d16610132/f4855cc0badc4b3d9b5ab912286f3e2e/FLAG351f72103 [2021-11-23 15:52:31,051 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5a3f66-b6ac-4956-b219-7e0194e4d42e/bin/ukojak-CwSLpZB5Qu/data/d16610132/f4855cc0badc4b3d9b5ab912286f3e2e [2021-11-23 15:52:31,057 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:52:31,059 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:52:31,062 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:31,063 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:52:31,066 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:52:31,067 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:31" (1/1) ... [2021-11-23 15:52:31,069 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e24dddb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:31, skipping insertion in model container [2021-11-23 15:52:31,069 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:31" (1/1) ... [2021-11-23 15:52:31,076 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:52:31,263 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:52:33,855 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5a3f66-b6ac-4956-b219-7e0194e4d42e/sv-benchmarks/c/ldv-linux-3.7.3/main1_drivers-vhost-vhost_net-ko--32_7a--linux-3.7.3.i[372197,372210] [2021-11-23 15:52:33,981 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:33,999 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:52:34,487 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_9a5a3f66-b6ac-4956-b219-7e0194e4d42e/sv-benchmarks/c/ldv-linux-3.7.3/main1_drivers-vhost-vhost_net-ko--32_7a--linux-3.7.3.i[372197,372210] [2021-11-23 15:52:34,498 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:34,651 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:52:34,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:34 WrapperNode [2021-11-23 15:52:34,651 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:34,654 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:34,654 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:52:34,654 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:52:34,662 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:34" (1/1) ... [2021-11-23 15:52:34,766 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:34" (1/1) ... [2021-11-23 15:52:34,940 INFO L137 Inliner]: procedures = 335, calls = 2629, calls flagged for inlining = 138, calls inlined = 130, statements flattened = 6648 [2021-11-23 15:52:34,941 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:34,941 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:52:34,942 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:52:34,942 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:52:34,950 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:34" (1/1) ... [2021-11-23 15:52:34,951 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:34" (1/1) ... [2021-11-23 15:52:34,976 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:34" (1/1) ... [2021-11-23 15:52:34,977 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:34" (1/1) ... [2021-11-23 15:52:35,207 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:34" (1/1) ... [2021-11-23 15:52:35,230 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:34" (1/1) ... [2021-11-23 15:52:35,256 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:34" (1/1) ... [2021-11-23 15:52:35,284 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:52:35,285 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:52:35,285 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:52:35,285 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:52:35,286 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:34" (1/1) ... [2021-11-23 15:52:35,293 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:35,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5a3f66-b6ac-4956-b219-7e0194e4d42e/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:52:35,315 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5a3f66-b6ac-4956-b219-7e0194e4d42e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:52:35,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5a3f66-b6ac-4956-b219-7e0194e4d42e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:52:35,363 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_add_used_and_signal [2021-11-23 15:52:35,364 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_add_used_and_signal [2021-11-23 15:52:35,364 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toiovecend [2021-11-23 15:52:35,364 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toiovecend [2021-11-23 15:52:35,364 INFO L130 BoogieDeclarations]: Found specification of procedure handle_tx_net [2021-11-23 15:52:35,364 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_tx_net [2021-11-23 15:52:35,364 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_vq_free_iovecs [2021-11-23 15:52:35,364 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_vq_free_iovecs [2021-11-23 15:52:35,365 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2021-11-23 15:52:35,365 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2021-11-23 15:52:35,365 INFO L130 BoogieDeclarations]: Found specification of procedure vq_access_ok [2021-11-23 15:52:35,365 INFO L138 BoogieDeclarations]: Found implementation of procedure vq_access_ok [2021-11-23 15:52:35,365 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:52:35,365 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_work_flush [2021-11-23 15:52:35,365 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_work_flush [2021-11-23 15:52:35,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:52:35,366 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2021-11-23 15:52:35,366 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2021-11-23 15:52:35,366 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_dev_check_owner [2021-11-23 15:52:35,366 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_dev_check_owner [2021-11-23 15:52:35,366 INFO L130 BoogieDeclarations]: Found specification of procedure log_write [2021-11-23 15:52:35,366 INFO L138 BoogieDeclarations]: Found implementation of procedure log_write [2021-11-23 15:52:35,366 INFO L130 BoogieDeclarations]: Found specification of procedure handle_tx [2021-11-23 15:52:35,367 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_tx [2021-11-23 15:52:35,367 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2021-11-23 15:52:35,367 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2021-11-23 15:52:35,367 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-11-23 15:52:35,367 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-11-23 15:52:35,367 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-23 15:52:35,367 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-23 15:52:35,367 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_vq_reset [2021-11-23 15:52:35,368 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_vq_reset [2021-11-23 15:52:35,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:52:35,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:52:35,368 INFO L130 BoogieDeclarations]: Found specification of procedure vq_log_access_ok [2021-11-23 15:52:35,368 INFO L138 BoogieDeclarations]: Found implementation of procedure vq_log_access_ok [2021-11-23 15:52:35,368 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 15:52:35,368 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 15:52:35,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:52:35,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:52:35,369 INFO L130 BoogieDeclarations]: Found specification of procedure __put_user_bad [2021-11-23 15:52:35,369 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-23 15:52:35,369 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-23 15:52:35,369 INFO L130 BoogieDeclarations]: Found specification of procedure __vhost_add_used_n [2021-11-23 15:52:35,369 INFO L138 BoogieDeclarations]: Found implementation of procedure __vhost_add_used_n [2021-11-23 15:52:35,369 INFO L130 BoogieDeclarations]: Found specification of procedure tx_poll_start [2021-11-23 15:52:35,369 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_poll_start [2021-11-23 15:52:35,370 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_poll_queue [2021-11-23 15:52:35,370 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_poll_queue [2021-11-23 15:52:35,370 INFO L130 BoogieDeclarations]: Found specification of procedure handle_rx [2021-11-23 15:52:35,370 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_rx [2021-11-23 15:52:35,370 INFO L130 BoogieDeclarations]: Found specification of procedure handle_tx_kick [2021-11-23 15:52:35,370 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_tx_kick [2021-11-23 15:52:35,370 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_net_open [2021-11-23 15:52:35,370 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_net_open [2021-11-23 15:52:35,371 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-11-23 15:52:35,371 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-11-23 15:52:35,371 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 15:52:35,371 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 15:52:35,371 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-11-23 15:52:35,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-11-23 15:52:35,371 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_fget [2021-11-23 15:52:35,372 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_fget [2021-11-23 15:52:35,372 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_poll_init [2021-11-23 15:52:35,372 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_poll_init [2021-11-23 15:52:35,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:52:35,372 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-23 15:52:35,372 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-23 15:52:35,372 INFO L130 BoogieDeclarations]: Found specification of procedure vq_memory_access_ok [2021-11-23 15:52:35,372 INFO L138 BoogieDeclarations]: Found implementation of procedure vq_memory_access_ok [2021-11-23 15:52:35,372 INFO L130 BoogieDeclarations]: Found specification of procedure move_iovec_hdr [2021-11-23 15:52:35,373 INFO L138 BoogieDeclarations]: Found implementation of procedure move_iovec_hdr [2021-11-23 15:52:35,373 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:52:35,373 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 15:52:35,373 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 15:52:35,373 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_work_queue [2021-11-23 15:52:35,373 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_work_queue [2021-11-23 15:52:35,373 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_net_stop [2021-11-23 15:52:35,373 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_net_stop [2021-11-23 15:52:35,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:52:35,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:52:35,374 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_dev_cleanup [2021-11-23 15:52:35,374 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_dev_cleanup [2021-11-23 15:52:35,374 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_zerocopy_callback [2021-11-23 15:52:35,374 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_zerocopy_callback [2021-11-23 15:52:35,374 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-23 15:52:35,374 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-23 15:52:35,375 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_net_flush_vq [2021-11-23 15:52:35,375 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_net_flush_vq [2021-11-23 15:52:35,375 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_net_stop_vq [2021-11-23 15:52:35,375 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_net_stop_vq [2021-11-23 15:52:35,375 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2021-11-23 15:52:35,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2021-11-23 15:52:35,375 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-11-23 15:52:35,375 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-11-23 15:52:35,376 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 15:52:35,376 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 15:52:35,376 INFO L130 BoogieDeclarations]: Found specification of procedure fput [2021-11-23 15:52:35,376 INFO L138 BoogieDeclarations]: Found implementation of procedure fput [2021-11-23 15:52:35,376 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-11-23 15:52:35,376 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-11-23 15:52:35,376 INFO L130 BoogieDeclarations]: Found specification of procedure next_desc [2021-11-23 15:52:35,376 INFO L138 BoogieDeclarations]: Found implementation of procedure next_desc [2021-11-23 15:52:35,376 INFO L130 BoogieDeclarations]: Found specification of procedure iov_length [2021-11-23 15:52:35,377 INFO L138 BoogieDeclarations]: Found implementation of procedure iov_length [2021-11-23 15:52:35,377 INFO L130 BoogieDeclarations]: Found specification of procedure tx_poll_stop [2021-11-23 15:52:35,377 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_poll_stop [2021-11-23 15:52:35,377 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-11-23 15:52:35,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-11-23 15:52:35,377 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-11-23 15:52:35,377 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-11-23 15:52:35,377 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 15:52:35,378 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-11-23 15:52:35,378 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-11-23 15:52:35,378 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_has_feature [2021-11-23 15:52:35,378 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_has_feature [2021-11-23 15:52:35,378 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-23 15:52:35,378 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-23 15:52:35,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 15:52:35,378 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_lock [2021-11-23 15:52:35,379 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_lock [2021-11-23 15:52:35,379 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:52:35,379 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_work_init [2021-11-23 15:52:35,379 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_work_init [2021-11-23 15:52:35,379 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_ctx_fileget [2021-11-23 15:52:35,379 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_ctx_fileget [2021-11-23 15:52:35,379 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_net_flush [2021-11-23 15:52:35,379 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_net_flush [2021-11-23 15:52:35,380 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2021-11-23 15:52:35,380 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2021-11-23 15:52:35,380 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:52:35,380 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:52:35,380 INFO L130 BoogieDeclarations]: Found specification of procedure __get_user_bad [2021-11-23 15:52:35,380 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_ubuf_put [2021-11-23 15:52:35,380 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_ubuf_put [2021-11-23 15:52:35,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:52:35,381 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-23 15:52:35,381 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-23 15:52:35,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex [2021-11-23 15:52:35,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex [2021-11-23 15:52:35,381 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_unlock [2021-11-23 15:52:35,381 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_unlock [2021-11-23 15:52:35,381 INFO L130 BoogieDeclarations]: Found specification of procedure translate_desc [2021-11-23 15:52:35,381 INFO L138 BoogieDeclarations]: Found implementation of procedure translate_desc [2021-11-23 15:52:35,381 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_ctx_put [2021-11-23 15:52:35,382 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_ctx_put [2021-11-23 15:52:35,382 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_net_ioctl [2021-11-23 15:52:35,382 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_net_ioctl [2021-11-23 15:52:35,382 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_net_disable_vq [2021-11-23 15:52:35,382 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_net_disable_vq [2021-11-23 15:52:35,382 INFO L130 BoogieDeclarations]: Found specification of procedure mmput [2021-11-23 15:52:35,382 INFO L138 BoogieDeclarations]: Found implementation of procedure mmput [2021-11-23 15:52:35,382 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-11-23 15:52:35,382 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-11-23 15:52:35,383 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-11-23 15:52:35,383 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-11-23 15:52:35,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:52:35,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:52:35,383 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_ubuf_put_and_wait [2021-11-23 15:52:35,383 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_ubuf_put_and_wait [2021-11-23 15:52:35,383 INFO L130 BoogieDeclarations]: Found specification of procedure copy_user_generic [2021-11-23 15:52:35,383 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_user_generic [2021-11-23 15:52:35,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:52:35,384 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_cpu_idle [2021-11-23 15:52:35,384 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_cpu_idle [2021-11-23 15:52:35,384 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-11-23 15:52:35,384 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-11-23 15:52:35,384 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_get_vq_desc [2021-11-23 15:52:35,384 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_get_vq_desc [2021-11-23 15:52:35,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:52:35,384 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_signal [2021-11-23 15:52:35,385 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_signal [2021-11-23 15:52:35,385 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_enable_notify [2021-11-23 15:52:35,385 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_enable_notify [2021-11-23 15:52:35,385 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_poll_stop [2021-11-23 15:52:35,385 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_poll_stop [2021-11-23 15:52:35,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:52:35,385 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-11-23 15:52:35,385 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-11-23 15:52:35,385 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 15:52:35,386 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_stop [2021-11-23 15:52:35,386 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_stop [2021-11-23 15:52:35,386 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 15:52:35,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 15:52:35,386 INFO L130 BoogieDeclarations]: Found specification of procedure memory_access_ok [2021-11-23 15:52:35,386 INFO L138 BoogieDeclarations]: Found implementation of procedure memory_access_ok [2021-11-23 15:52:35,386 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-11-23 15:52:35,386 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-11-23 15:52:35,387 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2021-11-23 15:52:35,387 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2021-11-23 15:52:35,387 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_work_seq_done [2021-11-23 15:52:35,387 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_work_seq_done [2021-11-23 15:52:35,387 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-23 15:52:35,387 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-23 15:52:35,387 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_net_release [2021-11-23 15:52:35,387 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_net_release [2021-11-23 15:52:35,387 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-11-23 15:52:35,388 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-11-23 15:52:35,388 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_disable_notify [2021-11-23 15:52:35,388 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_disable_notify [2021-11-23 15:52:35,388 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2021-11-23 15:52:35,388 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2021-11-23 15:52:35,388 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-23 15:52:35,388 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-23 15:52:35,388 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_update_used_flags [2021-11-23 15:52:35,388 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_update_used_flags [2021-11-23 15:52:35,389 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_discard_vq_desc [2021-11-23 15:52:35,389 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_discard_vq_desc [2021-11-23 15:52:35,389 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2021-11-23 15:52:35,389 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2021-11-23 15:52:35,389 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_poll_flush [2021-11-23 15:52:35,389 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_poll_flush [2021-11-23 15:52:35,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex [2021-11-23 15:52:35,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex [2021-11-23 15:52:35,389 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-23 15:52:35,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-23 15:52:35,390 INFO L130 BoogieDeclarations]: Found specification of procedure log_access_ok [2021-11-23 15:52:35,390 INFO L138 BoogieDeclarations]: Found implementation of procedure log_access_ok [2021-11-23 15:52:35,390 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-11-23 15:52:35,390 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-11-23 15:52:35,390 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-23 15:52:35,390 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-23 15:52:35,390 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_signal [2021-11-23 15:52:35,390 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_signal [2021-11-23 15:52:35,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:52:35,391 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_zerocopy_signal_used [2021-11-23 15:52:35,391 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_zerocopy_signal_used [2021-11-23 15:52:35,391 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_poll_start [2021-11-23 15:52:35,391 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_poll_start [2021-11-23 15:52:35,391 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-11-23 15:52:35,391 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-11-23 15:52:35,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:52:35,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:52:35,392 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 15:52:35,392 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 15:52:36,244 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:52:36,248 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:52:36,665 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:52:36,670 INFO L158 Benchmark]: Toolchain (without parser) took 5609.87ms. Allocated memory was 94.4MB in the beginning and 186.6MB in the end (delta: 92.3MB). Free memory was 63.4MB in the beginning and 54.4MB in the end (delta: 9.1MB). Peak memory consumption was 113.4MB. Max. memory is 16.1GB. [2021-11-23 15:52:36,671 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 94.4MB. Free memory was 64.9MB in the beginning and 64.9MB in the end (delta: 24.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:52:36,672 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3589.76ms. Allocated memory was 94.4MB in the beginning and 186.6MB in the end (delta: 92.3MB). Free memory was 63.1MB in the beginning and 109.8MB in the end (delta: -46.7MB). Peak memory consumption was 89.9MB. Max. memory is 16.1GB. [2021-11-23 15:52:36,673 INFO L158 Benchmark]: Boogie Procedure Inliner took 287.11ms. Allocated memory is still 186.6MB. Free memory was 109.8MB in the beginning and 75.2MB in the end (delta: 34.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2021-11-23 15:52:36,674 INFO L158 Benchmark]: Boogie Preprocessor took 342.81ms. Allocated memory is still 186.6MB. Free memory was 75.2MB in the beginning and 79.5MB in the end (delta: -4.3MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. [2021-11-23 15:52:36,674 INFO L158 Benchmark]: RCFGBuilder took 1383.40ms. Allocated memory is still 186.6MB. Free memory was 79.5MB in the beginning and 54.4MB in the end (delta: 25.1MB). Peak memory consumption was 38.2MB. Max. memory is 16.1GB. [2021-11-23 15:52:36,678 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 94.4MB. Free memory was 64.9MB in the beginning and 64.9MB in the end (delta: 24.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3589.76ms. Allocated memory was 94.4MB in the beginning and 186.6MB in the end (delta: 92.3MB). Free memory was 63.1MB in the beginning and 109.8MB in the end (delta: -46.7MB). Peak memory consumption was 89.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 287.11ms. Allocated memory is still 186.6MB. Free memory was 109.8MB in the beginning and 75.2MB in the end (delta: 34.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 342.81ms. Allocated memory is still 186.6MB. Free memory was 75.2MB in the beginning and 79.5MB in the end (delta: -4.3MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. * RCFGBuilder took 1383.40ms. Allocated memory is still 186.6MB. Free memory was 79.5MB in the beginning and 54.4MB in the end (delta: 25.1MB). Peak memory consumption was 38.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:52:36,729 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5a3f66-b6ac-4956-b219-7e0194e4d42e/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_9a5a3f66-b6ac-4956-b219-7e0194e4d42e/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5a3f66-b6ac-4956-b219-7e0194e4d42e/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_9a5a3f66-b6ac-4956-b219-7e0194e4d42e/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5a3f66-b6ac-4956-b219-7e0194e4d42e/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.7.3/main1_drivers-vhost-vhost_net-ko--32_7a--linux-3.7.3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5a3f66-b6ac-4956-b219-7e0194e4d42e/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_9a5a3f66-b6ac-4956-b219-7e0194e4d42e/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 f4e2d1a15968d1244ea21dd78c93930ffcefcf7ed108cd6721571103f64feb4f --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:52:39,211 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:52:39,214 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:52:39,268 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:52:39,269 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:52:39,273 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:52:39,275 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:52:39,280 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:52:39,283 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:52:39,288 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:52:39,292 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:52:39,294 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:52:39,295 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:52:39,297 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:52:39,299 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:52:39,304 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:52:39,306 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:52:39,307 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:52:39,309 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:52:39,317 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:52:39,320 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:52:39,321 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:52:39,324 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:52:39,326 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:52:39,335 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:52:39,335 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:52:39,336 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:52:39,338 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:52:39,338 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:52:39,339 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:52:39,340 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:52:39,340 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:52:39,342 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:52:39,343 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:52:39,345 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:52:39,345 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:52:39,346 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:52:39,346 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:52:39,347 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:52:39,348 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:52:39,349 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:52:39,350 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5a3f66-b6ac-4956-b219-7e0194e4d42e/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:52:39,392 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:52:39,392 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:52:39,394 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:52:39,394 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:52:39,395 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:52:39,396 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:52:39,396 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:52:39,396 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:52:39,397 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:52:39,397 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:52:39,398 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:52:39,398 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:52:39,398 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:52:39,399 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:52:39,399 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:52:39,399 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:52:39,399 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:52:39,399 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:52:39,400 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:52:39,400 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:52:39,400 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:39,400 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:52:39,401 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:52:39,401 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:52:39,401 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:52:39,401 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:52:39,402 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:52:39,402 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:52:39,402 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:52:39,402 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_9a5a3f66-b6ac-4956-b219-7e0194e4d42e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5a3f66-b6ac-4956-b219-7e0194e4d42e/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f4e2d1a15968d1244ea21dd78c93930ffcefcf7ed108cd6721571103f64feb4f [2021-11-23 15:52:39,791 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:52:39,823 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:52:39,826 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:52:39,828 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:52:39,829 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:52:39,830 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5a3f66-b6ac-4956-b219-7e0194e4d42e/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.7.3/main1_drivers-vhost-vhost_net-ko--32_7a--linux-3.7.3.i [2021-11-23 15:52:39,905 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5a3f66-b6ac-4956-b219-7e0194e4d42e/bin/ukojak-CwSLpZB5Qu/data/a0a75cc21/cfda854f8fe645e6aad1ba9a9b2b60d4/FLAG02baff9b8 [2021-11-23 15:52:40,899 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:52:40,900 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5a3f66-b6ac-4956-b219-7e0194e4d42e/sv-benchmarks/c/ldv-linux-3.7.3/main1_drivers-vhost-vhost_net-ko--32_7a--linux-3.7.3.i [2021-11-23 15:52:40,964 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5a3f66-b6ac-4956-b219-7e0194e4d42e/bin/ukojak-CwSLpZB5Qu/data/a0a75cc21/cfda854f8fe645e6aad1ba9a9b2b60d4/FLAG02baff9b8 [2021-11-23 15:52:41,261 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5a3f66-b6ac-4956-b219-7e0194e4d42e/bin/ukojak-CwSLpZB5Qu/data/a0a75cc21/cfda854f8fe645e6aad1ba9a9b2b60d4 [2021-11-23 15:52:41,264 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:52:41,266 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:52:41,269 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:41,270 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:52:41,273 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:52:41,274 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:41" (1/1) ... [2021-11-23 15:52:41,276 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@762a0b57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:41, skipping insertion in model container [2021-11-23 15:52:41,276 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:41" (1/1) ... [2021-11-23 15:52:41,283 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:52:41,531 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:52:44,169 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_9a5a3f66-b6ac-4956-b219-7e0194e4d42e/sv-benchmarks/c/ldv-linux-3.7.3/main1_drivers-vhost-vhost_net-ko--32_7a--linux-3.7.3.i[372197,372210] [2021-11-23 15:52:44,301 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:44,331 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:52:44,432 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:52:44,810 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_9a5a3f66-b6ac-4956-b219-7e0194e4d42e/sv-benchmarks/c/ldv-linux-3.7.3/main1_drivers-vhost-vhost_net-ko--32_7a--linux-3.7.3.i[372197,372210] [2021-11-23 15:52:44,821 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:44,835 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:52:45,478 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_9a5a3f66-b6ac-4956-b219-7e0194e4d42e/sv-benchmarks/c/ldv-linux-3.7.3/main1_drivers-vhost-vhost_net-ko--32_7a--linux-3.7.3.i[372197,372210] [2021-11-23 15:52:45,534 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:45,653 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:52:45,653 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:45 WrapperNode [2021-11-23 15:52:45,654 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:45,655 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:45,656 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:52:45,656 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:52:45,662 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:45" (1/1) ... [2021-11-23 15:52:45,785 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:45" (1/1) ... [2021-11-23 15:52:46,001 INFO L137 Inliner]: procedures = 350, calls = 2627, calls flagged for inlining = 143, calls inlined = 135, statements flattened = 6447 [2021-11-23 15:52:46,002 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:46,004 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:52:46,004 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:52:46,004 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:52:46,013 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:45" (1/1) ... [2021-11-23 15:52:46,013 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:45" (1/1) ... [2021-11-23 15:52:46,059 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:45" (1/1) ... [2021-11-23 15:52:46,059 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:45" (1/1) ... [2021-11-23 15:52:46,300 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:45" (1/1) ... [2021-11-23 15:52:46,337 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:45" (1/1) ... [2021-11-23 15:52:46,364 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:45" (1/1) ... [2021-11-23 15:52:46,399 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:52:46,400 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:52:46,400 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:52:46,401 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:52:46,402 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:45" (1/1) ... [2021-11-23 15:52:46,412 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:46,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5a3f66-b6ac-4956-b219-7e0194e4d42e/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:52:46,434 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5a3f66-b6ac-4956-b219-7e0194e4d42e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:52:46,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5a3f66-b6ac-4956-b219-7e0194e4d42e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:52:46,485 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_add_used_and_signal [2021-11-23 15:52:46,485 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_add_used_and_signal [2021-11-23 15:52:46,485 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toiovecend [2021-11-23 15:52:46,486 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toiovecend [2021-11-23 15:52:46,486 INFO L130 BoogieDeclarations]: Found specification of procedure handle_tx_net [2021-11-23 15:52:46,486 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_tx_net [2021-11-23 15:52:46,486 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:52:46,486 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_vq_free_iovecs [2021-11-23 15:52:46,486 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_vq_free_iovecs [2021-11-23 15:52:46,486 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2021-11-23 15:52:46,487 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2021-11-23 15:52:46,487 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:52:46,487 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:52:46,487 INFO L130 BoogieDeclarations]: Found specification of procedure vq_access_ok [2021-11-23 15:52:46,487 INFO L138 BoogieDeclarations]: Found implementation of procedure vq_access_ok [2021-11-23 15:52:46,487 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:52:46,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 15:52:46,488 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_work_flush [2021-11-23 15:52:46,488 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_work_flush [2021-11-23 15:52:46,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:52:46,488 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2021-11-23 15:52:46,488 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2021-11-23 15:52:46,488 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_dev_check_owner [2021-11-23 15:52:46,489 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_dev_check_owner [2021-11-23 15:52:46,489 INFO L130 BoogieDeclarations]: Found specification of procedure log_write [2021-11-23 15:52:46,489 INFO L138 BoogieDeclarations]: Found implementation of procedure log_write [2021-11-23 15:52:46,489 INFO L130 BoogieDeclarations]: Found specification of procedure handle_tx [2021-11-23 15:52:46,489 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_tx [2021-11-23 15:52:46,489 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2021-11-23 15:52:46,489 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2021-11-23 15:52:46,490 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-11-23 15:52:46,490 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-11-23 15:52:46,490 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-23 15:52:46,490 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-23 15:52:46,490 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_vq_reset [2021-11-23 15:52:46,490 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_vq_reset [2021-11-23 15:52:46,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:52:46,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:52:46,491 INFO L130 BoogieDeclarations]: Found specification of procedure vq_log_access_ok [2021-11-23 15:52:46,492 INFO L138 BoogieDeclarations]: Found implementation of procedure vq_log_access_ok [2021-11-23 15:52:46,492 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 15:52:46,492 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 15:52:46,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:52:46,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:52:46,493 INFO L130 BoogieDeclarations]: Found specification of procedure __put_user_bad [2021-11-23 15:52:46,493 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-23 15:52:46,493 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-23 15:52:46,493 INFO L130 BoogieDeclarations]: Found specification of procedure __vhost_add_used_n [2021-11-23 15:52:46,493 INFO L138 BoogieDeclarations]: Found implementation of procedure __vhost_add_used_n [2021-11-23 15:52:46,493 INFO L130 BoogieDeclarations]: Found specification of procedure tx_poll_start [2021-11-23 15:52:46,494 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_poll_start [2021-11-23 15:52:46,494 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_poll_queue [2021-11-23 15:52:46,494 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_poll_queue [2021-11-23 15:52:46,495 INFO L130 BoogieDeclarations]: Found specification of procedure handle_rx [2021-11-23 15:52:46,495 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_rx [2021-11-23 15:52:46,496 INFO L130 BoogieDeclarations]: Found specification of procedure handle_tx_kick [2021-11-23 15:52:46,496 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_tx_kick [2021-11-23 15:52:46,496 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-11-23 15:52:46,496 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-11-23 15:52:46,496 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 15:52:46,497 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 15:52:46,497 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-11-23 15:52:46,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-11-23 15:52:46,497 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_fget [2021-11-23 15:52:46,498 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_fget [2021-11-23 15:52:46,498 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_poll_init [2021-11-23 15:52:46,498 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_poll_init [2021-11-23 15:52:46,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:52:46,499 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-23 15:52:46,499 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-23 15:52:46,499 INFO L130 BoogieDeclarations]: Found specification of procedure vq_memory_access_ok [2021-11-23 15:52:46,499 INFO L138 BoogieDeclarations]: Found implementation of procedure vq_memory_access_ok [2021-11-23 15:52:46,499 INFO L130 BoogieDeclarations]: Found specification of procedure move_iovec_hdr [2021-11-23 15:52:46,500 INFO L138 BoogieDeclarations]: Found implementation of procedure move_iovec_hdr [2021-11-23 15:52:46,500 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:52:46,500 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 15:52:46,500 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 15:52:46,500 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_work_queue [2021-11-23 15:52:46,500 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_work_queue [2021-11-23 15:52:46,500 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_net_stop [2021-11-23 15:52:46,501 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_net_stop [2021-11-23 15:52:46,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:52:46,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:52:46,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 15:52:46,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:52:46,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:52:46,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:52:46,502 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_dev_cleanup [2021-11-23 15:52:46,502 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_dev_cleanup [2021-11-23 15:52:46,503 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_zerocopy_callback [2021-11-23 15:52:46,503 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_zerocopy_callback [2021-11-23 15:52:46,503 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-23 15:52:46,503 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-23 15:52:46,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 15:52:46,504 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_net_flush_vq [2021-11-23 15:52:46,504 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_net_flush_vq [2021-11-23 15:52:46,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:52:46,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:52:46,506 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_net_stop_vq [2021-11-23 15:52:46,506 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_net_stop_vq [2021-11-23 15:52:46,506 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-11-23 15:52:46,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-11-23 15:52:46,506 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 15:52:46,506 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 15:52:46,506 INFO L130 BoogieDeclarations]: Found specification of procedure fput [2021-11-23 15:52:46,507 INFO L138 BoogieDeclarations]: Found implementation of procedure fput [2021-11-23 15:52:46,507 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-11-23 15:52:46,507 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-11-23 15:52:46,507 INFO L130 BoogieDeclarations]: Found specification of procedure next_desc [2021-11-23 15:52:46,507 INFO L138 BoogieDeclarations]: Found implementation of procedure next_desc [2021-11-23 15:52:46,508 INFO L130 BoogieDeclarations]: Found specification of procedure iov_length [2021-11-23 15:52:46,508 INFO L138 BoogieDeclarations]: Found implementation of procedure iov_length [2021-11-23 15:52:46,508 INFO L130 BoogieDeclarations]: Found specification of procedure tx_poll_stop [2021-11-23 15:52:46,508 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_poll_stop [2021-11-23 15:52:46,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-11-23 15:52:46,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-11-23 15:52:46,510 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-11-23 15:52:46,512 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-11-23 15:52:46,512 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-11-23 15:52:46,512 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-11-23 15:52:46,512 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_has_feature [2021-11-23 15:52:46,513 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_has_feature [2021-11-23 15:52:46,515 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-23 15:52:46,515 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-23 15:52:46,515 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_lock [2021-11-23 15:52:46,515 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_lock [2021-11-23 15:52:46,522 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_work_init [2021-11-23 15:52:46,522 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_work_init [2021-11-23 15:52:46,522 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_ctx_fileget [2021-11-23 15:52:46,522 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_ctx_fileget [2021-11-23 15:52:46,523 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_net_flush [2021-11-23 15:52:46,523 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_net_flush [2021-11-23 15:52:46,523 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2021-11-23 15:52:46,523 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2021-11-23 15:52:46,523 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:52:46,523 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:52:46,523 INFO L130 BoogieDeclarations]: Found specification of procedure __get_user_bad [2021-11-23 15:52:46,523 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_ubuf_put [2021-11-23 15:52:46,524 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_ubuf_put [2021-11-23 15:52:46,524 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-23 15:52:46,524 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-23 15:52:46,524 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex [2021-11-23 15:52:46,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex [2021-11-23 15:52:46,524 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_unlock [2021-11-23 15:52:46,524 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_unlock [2021-11-23 15:52:46,524 INFO L130 BoogieDeclarations]: Found specification of procedure translate_desc [2021-11-23 15:52:46,525 INFO L138 BoogieDeclarations]: Found implementation of procedure translate_desc [2021-11-23 15:52:46,525 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_ctx_put [2021-11-23 15:52:46,525 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_ctx_put [2021-11-23 15:52:46,525 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_net_ioctl [2021-11-23 15:52:46,525 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_net_ioctl [2021-11-23 15:52:46,525 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_net_disable_vq [2021-11-23 15:52:46,525 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_net_disable_vq [2021-11-23 15:52:46,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 15:52:46,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 15:52:46,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 15:52:46,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 15:52:46,526 INFO L130 BoogieDeclarations]: Found specification of procedure mmput [2021-11-23 15:52:46,526 INFO L138 BoogieDeclarations]: Found implementation of procedure mmput [2021-11-23 15:52:46,526 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-11-23 15:52:46,526 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-11-23 15:52:46,527 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-11-23 15:52:46,527 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-11-23 15:52:46,527 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:52:46,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:52:46,527 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_ubuf_put_and_wait [2021-11-23 15:52:46,527 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_ubuf_put_and_wait [2021-11-23 15:52:46,527 INFO L130 BoogieDeclarations]: Found specification of procedure copy_user_generic [2021-11-23 15:52:46,528 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_user_generic [2021-11-23 15:52:46,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:52:46,528 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_cpu_idle [2021-11-23 15:52:46,528 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_cpu_idle [2021-11-23 15:52:46,528 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-11-23 15:52:46,529 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-11-23 15:52:46,529 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_get_vq_desc [2021-11-23 15:52:46,529 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_get_vq_desc [2021-11-23 15:52:46,529 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:52:46,529 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_signal [2021-11-23 15:52:46,529 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_signal [2021-11-23 15:52:46,529 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_enable_notify [2021-11-23 15:52:46,530 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_enable_notify [2021-11-23 15:52:46,530 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_poll_stop [2021-11-23 15:52:46,530 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_poll_stop [2021-11-23 15:52:46,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:52:46,530 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-11-23 15:52:46,530 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-11-23 15:52:46,530 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 15:52:46,530 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 15:52:46,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 15:52:46,531 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_stop [2021-11-23 15:52:46,531 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_stop [2021-11-23 15:52:46,531 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 15:52:46,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 15:52:46,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 15:52:46,531 INFO L130 BoogieDeclarations]: Found specification of procedure memory_access_ok [2021-11-23 15:52:46,532 INFO L138 BoogieDeclarations]: Found implementation of procedure memory_access_ok [2021-11-23 15:52:46,532 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-11-23 15:52:46,532 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-11-23 15:52:46,532 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2021-11-23 15:52:46,532 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2021-11-23 15:52:46,532 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_work_seq_done [2021-11-23 15:52:46,532 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_work_seq_done [2021-11-23 15:52:46,532 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-23 15:52:46,533 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-23 15:52:46,533 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-11-23 15:52:46,533 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-11-23 15:52:46,533 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_disable_notify [2021-11-23 15:52:46,533 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_disable_notify [2021-11-23 15:52:46,533 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2021-11-23 15:52:46,533 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2021-11-23 15:52:46,534 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-23 15:52:46,534 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-23 15:52:46,534 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_update_used_flags [2021-11-23 15:52:46,534 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_update_used_flags [2021-11-23 15:52:46,534 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_discard_vq_desc [2021-11-23 15:52:46,534 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_discard_vq_desc [2021-11-23 15:52:46,534 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2021-11-23 15:52:46,534 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2021-11-23 15:52:46,535 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_poll_flush [2021-11-23 15:52:46,535 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_poll_flush [2021-11-23 15:52:46,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex [2021-11-23 15:52:46,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex [2021-11-23 15:52:46,535 INFO L130 BoogieDeclarations]: Found specification of procedure log_access_ok [2021-11-23 15:52:46,535 INFO L138 BoogieDeclarations]: Found implementation of procedure log_access_ok [2021-11-23 15:52:46,535 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-11-23 15:52:46,536 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-11-23 15:52:46,536 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-23 15:52:46,536 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-23 15:52:46,536 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_signal [2021-11-23 15:52:46,536 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_signal [2021-11-23 15:52:46,536 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 15:52:46,536 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_zerocopy_signal_used [2021-11-23 15:52:46,536 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_zerocopy_signal_used [2021-11-23 15:52:46,537 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_poll_start [2021-11-23 15:52:46,537 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_poll_start [2021-11-23 15:52:46,537 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-11-23 15:52:46,537 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-11-23 15:52:46,537 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:52:46,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:52:46,537 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 15:52:46,537 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 15:52:47,564 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:52:47,569 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:52:48,782 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:52:48,786 INFO L158 Benchmark]: Toolchain (without parser) took 7518.45ms. Allocated memory was 71.3MB in the beginning and 392.2MB in the end (delta: 320.9MB). Free memory was 39.1MB in the beginning and 261.4MB in the end (delta: -222.4MB). Peak memory consumption was 120.7MB. Max. memory is 16.1GB. [2021-11-23 15:52:48,787 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 71.3MB. Free memory was 53.1MB in the beginning and 53.1MB in the end (delta: 50.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:52:48,788 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4384.58ms. Allocated memory was 71.3MB in the beginning and 205.5MB in the end (delta: 134.2MB). Free memory was 38.9MB in the beginning and 109.8MB in the end (delta: -70.9MB). Peak memory consumption was 93.0MB. Max. memory is 16.1GB. [2021-11-23 15:52:48,788 INFO L158 Benchmark]: Boogie Procedure Inliner took 347.19ms. Allocated memory is still 205.5MB. Free memory was 109.8MB in the beginning and 79.4MB in the end (delta: 30.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2021-11-23 15:52:48,789 INFO L158 Benchmark]: Boogie Preprocessor took 395.44ms. Allocated memory is still 205.5MB. Free memory was 79.4MB in the beginning and 96.3MB in the end (delta: -17.0MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. [2021-11-23 15:52:48,790 INFO L158 Benchmark]: RCFGBuilder took 2383.24ms. Allocated memory was 205.5MB in the beginning and 392.2MB in the end (delta: 186.6MB). Free memory was 96.3MB in the beginning and 261.4MB in the end (delta: -165.1MB). Peak memory consumption was 43.6MB. Max. memory is 16.1GB. [2021-11-23 15:52:48,793 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 71.3MB. Free memory was 53.1MB in the beginning and 53.1MB in the end (delta: 50.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4384.58ms. Allocated memory was 71.3MB in the beginning and 205.5MB in the end (delta: 134.2MB). Free memory was 38.9MB in the beginning and 109.8MB in the end (delta: -70.9MB). Peak memory consumption was 93.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 347.19ms. Allocated memory is still 205.5MB. Free memory was 109.8MB in the beginning and 79.4MB in the end (delta: 30.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 395.44ms. Allocated memory is still 205.5MB. Free memory was 79.4MB in the beginning and 96.3MB in the end (delta: -17.0MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. * RCFGBuilder took 2383.24ms. Allocated memory was 205.5MB in the beginning and 392.2MB in the end (delta: 186.6MB). Free memory was 96.3MB in the beginning and 261.4MB in the end (delta: -165.1MB). Peak memory consumption was 43.6MB. 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 15:52:48,853 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5a3f66-b6ac-4956-b219-7e0194e4d42e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable