./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3a877d22 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3d776a54fbebbd358d59ab0126298feae1e40360b6fb5e6158cd54ba5ef877f7 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 12:55:30,186 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 12:55:30,187 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 12:55:30,236 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 12:55:30,237 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 12:55:30,238 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 12:55:30,239 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 12:55:30,240 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 12:55:30,242 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 12:55:30,242 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 12:55:30,243 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 12:55:30,244 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 12:55:30,244 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 12:55:30,245 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 12:55:30,246 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 12:55:30,247 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 12:55:30,247 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 12:55:30,248 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 12:55:30,249 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 12:55:30,251 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 12:55:30,252 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 12:55:30,253 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 12:55:30,254 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 12:55:30,254 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 12:55:30,256 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 12:55:30,257 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 12:55:30,257 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 12:55:30,258 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 12:55:30,258 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 12:55:30,259 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 12:55:30,259 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 12:55:30,260 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 12:55:30,260 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 12:55:30,261 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 12:55:30,262 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 12:55:30,262 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 12:55:30,262 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 12:55:30,263 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 12:55:30,263 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 12:55:30,263 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 12:55:30,264 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 12:55:30,266 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-15 12:55:30,280 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 12:55:30,280 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 12:55:30,281 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 12:55:30,281 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 12:55:30,281 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 12:55:30,281 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 12:55:30,282 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 12:55:30,282 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 12:55:30,282 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 12:55:30,282 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 12:55:30,282 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 12:55:30,283 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 12:55:30,283 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 12:55:30,283 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 12:55:30,283 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 12:55:30,283 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 12:55:30,283 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 12:55:30,283 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 12:55:30,284 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 12:55:30,284 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 12:55:30,284 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 12:55:30,284 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:55:30,284 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 12:55:30,284 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 12:55:30,285 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 12:55:30,285 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 12:55:30,285 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 12:55:30,285 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 12:55:30,285 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 12:55:30,285 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 12:55:30,285 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 12:55:30,286 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d776a54fbebbd358d59ab0126298feae1e40360b6fb5e6158cd54ba5ef877f7 [2021-12-15 12:55:30,485 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 12:55:30,499 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 12:55:30,501 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 12:55:30,502 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 12:55:30,503 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 12:55:30,504 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.i [2021-12-15 12:55:30,554 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd398d1f5/5ea6255adb0149a4973627a8e6b714b2/FLAGef12f0a47 [2021-12-15 12:55:31,272 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 12:55:31,273 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.i [2021-12-15 12:55:31,318 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd398d1f5/5ea6255adb0149a4973627a8e6b714b2/FLAGef12f0a47 [2021-12-15 12:55:31,536 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd398d1f5/5ea6255adb0149a4973627a8e6b714b2 [2021-12-15 12:55:31,539 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 12:55:31,541 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 12:55:31,542 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 12:55:31,542 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 12:55:31,545 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 12:55:31,545 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:55:31" (1/1) ... [2021-12-15 12:55:31,546 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6dc76c7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:31, skipping insertion in model container [2021-12-15 12:55:31,546 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:55:31" (1/1) ... [2021-12-15 12:55:31,551 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 12:55:31,717 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 12:55:34,055 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.i[462796,462809] [2021-12-15 12:55:34,150 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:55:34,166 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 12:55:34,503 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.i[462796,462809] [2021-12-15 12:55:34,515 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:55:34,589 INFO L208 MainTranslator]: Completed translation [2021-12-15 12:55:34,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:34 WrapperNode [2021-12-15 12:55:34,590 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 12:55:34,591 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 12:55:34,591 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 12:55:34,591 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 12:55:34,596 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:34" (1/1) ... [2021-12-15 12:55:34,677 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:34" (1/1) ... [2021-12-15 12:55:34,831 INFO L137 Inliner]: procedures = 445, calls = 3482, calls flagged for inlining = 226, calls inlined = 196, statements flattened = 7782 [2021-12-15 12:55:34,832 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 12:55:34,832 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 12:55:34,832 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 12:55:34,832 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 12:55:34,838 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:34" (1/1) ... [2021-12-15 12:55:34,839 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:34" (1/1) ... [2021-12-15 12:55:34,872 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:34" (1/1) ... [2021-12-15 12:55:34,872 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:34" (1/1) ... [2021-12-15 12:55:35,006 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:34" (1/1) ... [2021-12-15 12:55:35,036 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:34" (1/1) ... [2021-12-15 12:55:35,062 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:34" (1/1) ... [2021-12-15 12:55:35,091 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 12:55:35,093 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 12:55:35,094 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 12:55:35,094 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 12:55:35,094 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:34" (1/1) ... [2021-12-15 12:55:35,100 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:55:35,107 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 12:55:35,132 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-15 12:55:35,150 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-15 12:55:35,159 INFO L130 BoogieDeclarations]: Found specification of procedure vq_access_ok [2021-12-15 12:55:35,160 INFO L138 BoogieDeclarations]: Found implementation of procedure vq_access_ok [2021-12-15 12:55:35,160 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2021-12-15 12:55:35,160 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2021-12-15 12:55:35,160 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-15 12:55:35,160 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-15 12:55:35,160 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 12:55:35,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 12:55:35,160 INFO L130 BoogieDeclarations]: Found specification of procedure __put_user_bad [2021-12-15 12:55:35,161 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_release_fabric_acl [2021-12-15 12:55:35,161 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_release_fabric_acl [2021-12-15 12:55:35,161 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-15 12:55:35,161 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-15 12:55:35,161 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_vq_access_ok [2021-12-15 12:55:35,161 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_vq_access_ok [2021-12-15 12:55:35,161 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_close_session [2021-12-15 12:55:35,161 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_close_session [2021-12-15 12:55:35,161 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2021-12-15 12:55:35,162 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_work_queue [2021-12-15 12:55:35,162 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_work_queue [2021-12-15 12:55:35,162 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 12:55:35,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_tcm_vhost_mutex [2021-12-15 12:55:35,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_tcm_vhost_mutex [2021-12-15 12:55:35,162 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-15 12:55:35,163 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-15 12:55:35,163 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-15 12:55:35,163 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-15 12:55:35,163 INFO L130 BoogieDeclarations]: Found specification of procedure fput [2021-12-15 12:55:35,163 INFO L138 BoogieDeclarations]: Found implementation of procedure fput [2021-12-15 12:55:35,163 INFO L130 BoogieDeclarations]: Found specification of procedure next_desc [2021-12-15 12:55:35,164 INFO L138 BoogieDeclarations]: Found implementation of procedure next_desc [2021-12-15 12:55:35,164 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_drop_tpg [2021-12-15 12:55:35,164 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_drop_tpg [2021-12-15 12:55:35,164 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-12-15 12:55:35,164 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-12-15 12:55:35,164 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-12-15 12:55:35,164 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-12-15 12:55:35,164 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_scsi_open [2021-12-15 12:55:35,165 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_scsi_open [2021-12-15 12:55:35,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-15 12:55:35,165 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-15 12:55:35,165 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-15 12:55:35,165 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_has_feature [2021-12-15 12:55:35,165 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_has_feature [2021-12-15 12:55:35,165 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2021-12-15 12:55:35,165 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2021-12-15 12:55:35,165 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-15 12:55:35,166 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-15 12:55:35,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-15 12:55:35,166 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 12:55:35,166 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-15 12:55:35,166 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-15 12:55:35,166 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_work_init [2021-12-15 12:55:35,167 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_work_init [2021-12-15 12:55:35,167 INFO L130 BoogieDeclarations]: Found specification of procedure __get_user_bad [2021-12-15 12:55:35,167 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-15 12:55:35,167 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-15 12:55:35,168 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_scsi_complete_cmd [2021-12-15 12:55:35,168 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_scsi_complete_cmd [2021-12-15 12:55:35,168 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-15 12:55:35,168 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-15 12:55:35,169 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex [2021-12-15 12:55:35,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex [2021-12-15 12:55:35,169 INFO L130 BoogieDeclarations]: Found specification of procedure translate_desc [2021-12-15 12:55:35,169 INFO L138 BoogieDeclarations]: Found implementation of procedure translate_desc [2021-12-15 12:55:35,169 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_ctx_put [2021-12-15 12:55:35,169 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_ctx_put [2021-12-15 12:55:35,169 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-12-15 12:55:35,169 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-12-15 12:55:35,169 INFO L130 BoogieDeclarations]: Found specification of procedure sas_get_pr_transport_id [2021-12-15 12:55:35,170 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_get_pr_transport_id [2021-12-15 12:55:35,170 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_tv_tpg_mutex [2021-12-15 12:55:35,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_tv_tpg_mutex [2021-12-15 12:55:35,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 12:55:35,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 12:55:35,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 12:55:35,170 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-15 12:55:35,171 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_stop [2021-12-15 12:55:35,171 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_stop [2021-12-15 12:55:35,171 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-15 12:55:35,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-15 12:55:35,171 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-12-15 12:55:35,171 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-12-15 12:55:35,171 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_work_seq_done [2021-12-15 12:55:35,171 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_work_seq_done [2021-12-15 12:55:35,172 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_disable_notify [2021-12-15 12:55:35,172 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_disable_notify [2021-12-15 12:55:35,172 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-15 12:55:35,172 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-15 12:55:35,172 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_update_used_flags [2021-12-15 12:55:35,172 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_update_used_flags [2021-12-15 12:55:35,173 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user [2021-12-15 12:55:35,173 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user [2021-12-15 12:55:35,173 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2021-12-15 12:55:35,173 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2021-12-15 12:55:35,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex [2021-12-15 12:55:35,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex [2021-12-15 12:55:35,174 INFO L130 BoogieDeclarations]: Found specification of procedure log_access_ok [2021-12-15 12:55:35,174 INFO L138 BoogieDeclarations]: Found implementation of procedure log_access_ok [2021-12-15 12:55:35,174 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-12-15 12:55:35,174 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-12-15 12:55:35,174 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_alloc_fabric_acl [2021-12-15 12:55:35,175 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_alloc_fabric_acl [2021-12-15 12:55:35,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_tcm_vhost_mutex [2021-12-15 12:55:35,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_tcm_vhost_mutex [2021-12-15 12:55:35,175 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_scsi_ioctl [2021-12-15 12:55:35,175 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_scsi_ioctl [2021-12-15 12:55:35,175 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-12-15 12:55:35,175 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-12-15 12:55:35,175 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 12:55:35,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 12:55:35,175 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_drop_tport [2021-12-15 12:55:35,176 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_drop_tport [2021-12-15 12:55:35,176 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-12-15 12:55:35,176 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-12-15 12:55:35,176 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-15 12:55:35,176 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-15 12:55:35,177 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_vq_free_iovecs [2021-12-15 12:55:35,177 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_vq_free_iovecs [2021-12-15 12:55:35,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 12:55:35,179 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_work_flush [2021-12-15 12:55:35,179 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_work_flush [2021-12-15 12:55:35,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 12:55:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure log_write [2021-12-15 12:55:35,180 INFO L138 BoogieDeclarations]: Found implementation of procedure log_write [2021-12-15 12:55:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-15 12:55:35,181 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-15 12:55:35,181 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_vq_reset [2021-12-15 12:55:35,185 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_vq_reset [2021-12-15 12:55:35,185 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2021-12-15 12:55:35,185 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2021-12-15 12:55:35,185 INFO L130 BoogieDeclarations]: Found specification of procedure vq_log_access_ok [2021-12-15 12:55:35,185 INFO L138 BoogieDeclarations]: Found implementation of procedure vq_log_access_ok [2021-12-15 12:55:35,185 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 12:55:35,185 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 12:55:35,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 12:55:35,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 12:55:35,185 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-15 12:55:35,186 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-15 12:55:35,186 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_poll_queue [2021-12-15 12:55:35,186 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_poll_queue [2021-12-15 12:55:35,186 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-15 12:55:35,186 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-15 12:55:35,186 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-12-15 12:55:35,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-12-15 12:55:35,186 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_fget [2021-12-15 12:55:35,186 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_fget [2021-12-15 12:55:35,186 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 12:55:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-15 12:55:35,187 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-15 12:55:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure vq_memory_access_ok [2021-12-15 12:55:35,187 INFO L138 BoogieDeclarations]: Found implementation of procedure vq_memory_access_ok [2021-12-15 12:55:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 12:55:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2021-12-15 12:55:35,187 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2021-12-15 12:55:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_release_cmd [2021-12-15 12:55:35,187 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_release_cmd [2021-12-15 12:55:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_set_default_node_attrs [2021-12-15 12:55:35,187 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_set_default_node_attrs [2021-12-15 12:55:35,188 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_drop_nexus [2021-12-15 12:55:35,188 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_drop_nexus [2021-12-15 12:55:35,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 12:55:35,188 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_dev_cleanup [2021-12-15 12:55:35,188 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_dev_cleanup [2021-12-15 12:55:35,188 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-15 12:55:35,188 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-15 12:55:35,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_tv_tpg_mutex [2021-12-15 12:55:35,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_tv_tpg_mutex [2021-12-15 12:55:35,188 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-12-15 12:55:35,189 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-12-15 12:55:35,189 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-15 12:55:35,189 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-15 12:55:35,189 INFO L130 BoogieDeclarations]: Found specification of procedure sas_get_fabric_proto_ident [2021-12-15 12:55:35,189 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_get_fabric_proto_ident [2021-12-15 12:55:35,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-12-15 12:55:35,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-12-15 12:55:35,189 INFO L130 BoogieDeclarations]: Found specification of procedure get_user_pages_fast [2021-12-15 12:55:35,189 INFO L138 BoogieDeclarations]: Found implementation of procedure get_user_pages_fast [2021-12-15 12:55:35,189 INFO L130 BoogieDeclarations]: Found specification of procedure transport_generic_free_cmd [2021-12-15 12:55:35,189 INFO L138 BoogieDeclarations]: Found implementation of procedure transport_generic_free_cmd [2021-12-15 12:55:35,190 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_scsi_deregister [2021-12-15 12:55:35,190 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_scsi_deregister [2021-12-15 12:55:35,190 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-15 12:55:35,190 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-15 12:55:35,190 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_lock [2021-12-15 12:55:35,190 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_lock [2021-12-15 12:55:35,190 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_command_size [2021-12-15 12:55:35,190 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_command_size [2021-12-15 12:55:35,190 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_dump_proto_id [2021-12-15 12:55:35,190 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_dump_proto_id [2021-12-15 12:55:35,191 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_ctx_fileget [2021-12-15 12:55:35,191 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_ctx_fileget [2021-12-15 12:55:35,191 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 12:55:35,191 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 12:55:35,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 12:55:35,191 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_unlock [2021-12-15 12:55:35,191 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_unlock [2021-12-15 12:55:35,191 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_scsi_clear_endpoint [2021-12-15 12:55:35,191 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_scsi_clear_endpoint [2021-12-15 12:55:35,191 INFO L130 BoogieDeclarations]: Found specification of procedure mmput [2021-12-15 12:55:35,191 INFO L138 BoogieDeclarations]: Found implementation of procedure mmput [2021-12-15 12:55:35,192 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-12-15 12:55:35,192 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-12-15 12:55:35,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 12:55:35,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 12:55:35,192 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_scsi_flush_vq [2021-12-15 12:55:35,192 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_scsi_flush_vq [2021-12-15 12:55:35,192 INFO L130 BoogieDeclarations]: Found specification of procedure copy_user_generic [2021-12-15 12:55:35,192 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_user_generic [2021-12-15 12:55:35,192 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_cpu_idle [2021-12-15 12:55:35,192 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_cpu_idle [2021-12-15 12:55:35,193 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-12-15 12:55:35,193 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-12-15 12:55:35,193 INFO L130 BoogieDeclarations]: Found specification of procedure sas_parse_pr_out_transport_id [2021-12-15 12:55:35,193 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_parse_pr_out_transport_id [2021-12-15 12:55:35,193 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_signal [2021-12-15 12:55:35,193 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_signal [2021-12-15 12:55:35,193 INFO L130 BoogieDeclarations]: Found specification of procedure utsname [2021-12-15 12:55:35,193 INFO L138 BoogieDeclarations]: Found implementation of procedure utsname [2021-12-15 12:55:35,193 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_poll_stop [2021-12-15 12:55:35,193 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_poll_stop [2021-12-15 12:55:35,193 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-12-15 12:55:35,194 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-12-15 12:55:35,194 INFO L130 BoogieDeclarations]: Found specification of procedure memory_access_ok [2021-12-15 12:55:35,194 INFO L138 BoogieDeclarations]: Found implementation of procedure memory_access_ok [2021-12-15 12:55:35,194 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2021-12-15 12:55:35,194 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2021-12-15 12:55:35,194 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_add_used [2021-12-15 12:55:35,194 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_add_used [2021-12-15 12:55:35,194 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-12-15 12:55:35,194 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-12-15 12:55:35,194 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-15 12:55:35,194 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-15 12:55:35,195 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2021-12-15 12:55:35,195 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2021-12-15 12:55:35,195 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_drop_nodeacl [2021-12-15 12:55:35,195 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_drop_nodeacl [2021-12-15 12:55:35,195 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_poll_flush [2021-12-15 12:55:35,195 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_poll_flush [2021-12-15 12:55:35,195 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_scsi_release [2021-12-15 12:55:35,195 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_scsi_release [2021-12-15 12:55:35,195 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_signal [2021-12-15 12:55:35,195 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_signal [2021-12-15 12:55:35,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 12:55:35,196 INFO L130 BoogieDeclarations]: Found specification of procedure sas_get_pr_transport_id_len [2021-12-15 12:55:35,196 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_get_pr_transport_id_len [2021-12-15 12:55:35,198 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_port_link [2021-12-15 12:55:35,199 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_port_link [2021-12-15 12:55:36,178 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 12:55:36,180 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 12:55:36,226 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 12:55:36,230 INFO L158 Benchmark]: Toolchain (without parser) took 4688.39ms. Allocated memory was 96.5MB in the beginning and 356.5MB in the end (delta: 260.0MB). Free memory was 49.6MB in the beginning and 218.4MB in the end (delta: -168.9MB). Peak memory consumption was 113.7MB. Max. memory is 16.1GB. [2021-12-15 12:55:36,230 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 96.5MB. Free memory is still 55.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 12:55:36,231 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3048.40ms. Allocated memory was 96.5MB in the beginning and 216.0MB in the end (delta: 119.5MB). Free memory was 49.6MB in the beginning and 93.9MB in the end (delta: -44.3MB). Peak memory consumption was 83.0MB. Max. memory is 16.1GB. [2021-12-15 12:55:36,231 INFO L158 Benchmark]: Boogie Procedure Inliner took 240.53ms. Allocated memory is still 216.0MB. Free memory was 93.9MB in the beginning and 101.3MB in the end (delta: -7.4MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. [2021-12-15 12:55:36,232 INFO L158 Benchmark]: Boogie Preprocessor took 260.43ms. Allocated memory is still 216.0MB. Free memory was 101.3MB in the beginning and 92.0MB in the end (delta: 9.2MB). Peak memory consumption was 48.0MB. Max. memory is 16.1GB. [2021-12-15 12:55:36,232 INFO L158 Benchmark]: RCFGBuilder took 1134.94ms. Allocated memory was 216.0MB in the beginning and 356.5MB in the end (delta: 140.5MB). Free memory was 92.0MB in the beginning and 218.4MB in the end (delta: -126.4MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. [2021-12-15 12:55:36,235 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 96.5MB. Free memory is still 55.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3048.40ms. Allocated memory was 96.5MB in the beginning and 216.0MB in the end (delta: 119.5MB). Free memory was 49.6MB in the beginning and 93.9MB in the end (delta: -44.3MB). Peak memory consumption was 83.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 240.53ms. Allocated memory is still 216.0MB. Free memory was 93.9MB in the beginning and 101.3MB in the end (delta: -7.4MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 260.43ms. Allocated memory is still 216.0MB. Free memory was 101.3MB in the beginning and 92.0MB in the end (delta: 9.2MB). Peak memory consumption was 48.0MB. Max. memory is 16.1GB. * RCFGBuilder took 1134.94ms. Allocated memory was 216.0MB in the beginning and 356.5MB in the end (delta: 140.5MB). Free memory was 92.0MB in the beginning and 218.4MB in the end (delta: -126.4MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 12:55:36,264 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3d776a54fbebbd358d59ab0126298feae1e40360b6fb5e6158cd54ba5ef877f7 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 12:55:38,191 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 12:55:38,194 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 12:55:38,226 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 12:55:38,226 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 12:55:38,229 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 12:55:38,230 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 12:55:38,235 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 12:55:38,237 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 12:55:38,240 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 12:55:38,241 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 12:55:38,244 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 12:55:38,245 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 12:55:38,247 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 12:55:38,248 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 12:55:38,251 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 12:55:38,251 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 12:55:38,252 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 12:55:38,254 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 12:55:38,258 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 12:55:38,260 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 12:55:38,260 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 12:55:38,262 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 12:55:38,262 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 12:55:38,268 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 12:55:38,268 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 12:55:38,268 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 12:55:38,269 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 12:55:38,269 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 12:55:38,270 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 12:55:38,270 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 12:55:38,271 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 12:55:38,272 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 12:55:38,273 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 12:55:38,273 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 12:55:38,274 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 12:55:38,274 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 12:55:38,274 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 12:55:38,274 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 12:55:38,276 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 12:55:38,276 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 12:55:38,279 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-15 12:55:38,307 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 12:55:38,308 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 12:55:38,309 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 12:55:38,309 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 12:55:38,310 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 12:55:38,310 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 12:55:38,311 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 12:55:38,311 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 12:55:38,311 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 12:55:38,311 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 12:55:38,312 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 12:55:38,312 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 12:55:38,312 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 12:55:38,312 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 12:55:38,312 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 12:55:38,313 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 12:55:38,313 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 12:55:38,313 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 12:55:38,313 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 12:55:38,313 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 12:55:38,313 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 12:55:38,313 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 12:55:38,313 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 12:55:38,314 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:55:38,314 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 12:55:38,325 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 12:55:38,325 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 12:55:38,325 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 12:55:38,325 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 12:55:38,325 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 12:55:38,325 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 12:55:38,326 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 12:55:38,326 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 12:55:38,326 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 12:55:38,326 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d776a54fbebbd358d59ab0126298feae1e40360b6fb5e6158cd54ba5ef877f7 [2021-12-15 12:55:38,562 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 12:55:38,588 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 12:55:38,590 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 12:55:38,591 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 12:55:38,592 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 12:55:38,593 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.i [2021-12-15 12:55:38,642 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/347965249/8e0eeaebd81042d6bace1c4747bf333f/FLAG721543f27 [2021-12-15 12:55:39,421 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 12:55:39,421 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.i [2021-12-15 12:55:39,471 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/347965249/8e0eeaebd81042d6bace1c4747bf333f/FLAG721543f27 [2021-12-15 12:55:39,672 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/347965249/8e0eeaebd81042d6bace1c4747bf333f [2021-12-15 12:55:39,679 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 12:55:39,681 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 12:55:39,684 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 12:55:39,684 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 12:55:39,687 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 12:55:39,687 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:55:39" (1/1) ... [2021-12-15 12:55:39,689 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2793a6e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:39, skipping insertion in model container [2021-12-15 12:55:39,689 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:55:39" (1/1) ... [2021-12-15 12:55:39,694 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 12:55:39,844 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 12:55:42,429 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.i[462796,462809] [2021-12-15 12:55:42,614 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:55:42,636 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-15 12:55:42,700 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 12:55:42,982 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.i[462796,462809] [2021-12-15 12:55:42,991 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:55:43,004 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 12:55:43,348 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.i[462796,462809] [2021-12-15 12:55:43,357 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:55:43,478 INFO L208 MainTranslator]: Completed translation [2021-12-15 12:55:43,479 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:43 WrapperNode [2021-12-15 12:55:43,479 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 12:55:43,480 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 12:55:43,480 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 12:55:43,480 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 12:55:43,484 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:43" (1/1) ... [2021-12-15 12:55:43,574 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:43" (1/1) ... [2021-12-15 12:55:43,747 INFO L137 Inliner]: procedures = 460, calls = 3477, calls flagged for inlining = 227, calls inlined = 194, statements flattened = 7521 [2021-12-15 12:55:43,748 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 12:55:43,749 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 12:55:43,749 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 12:55:43,749 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 12:55:43,755 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:43" (1/1) ... [2021-12-15 12:55:43,755 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:43" (1/1) ... [2021-12-15 12:55:43,811 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:43" (1/1) ... [2021-12-15 12:55:43,812 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:43" (1/1) ... [2021-12-15 12:55:43,934 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:43" (1/1) ... [2021-12-15 12:55:43,977 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:43" (1/1) ... [2021-12-15 12:55:44,015 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:43" (1/1) ... [2021-12-15 12:55:44,115 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 12:55:44,116 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 12:55:44,116 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 12:55:44,116 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 12:55:44,117 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:55:43" (1/1) ... [2021-12-15 12:55:44,149 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:55:44,156 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 12:55:44,193 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-15 12:55:44,259 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-15 12:55:44,290 INFO L130 BoogieDeclarations]: Found specification of procedure vq_access_ok [2021-12-15 12:55:44,290 INFO L138 BoogieDeclarations]: Found implementation of procedure vq_access_ok [2021-12-15 12:55:44,290 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2021-12-15 12:55:44,290 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2021-12-15 12:55:44,290 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-15 12:55:44,291 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-15 12:55:44,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 12:55:44,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 12:55:44,291 INFO L130 BoogieDeclarations]: Found specification of procedure __put_user_bad [2021-12-15 12:55:44,291 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_release_fabric_acl [2021-12-15 12:55:44,291 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_release_fabric_acl [2021-12-15 12:55:44,291 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-15 12:55:44,291 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-15 12:55:44,291 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_vq_access_ok [2021-12-15 12:55:44,292 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_vq_access_ok [2021-12-15 12:55:44,292 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_close_session [2021-12-15 12:55:44,292 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_close_session [2021-12-15 12:55:44,292 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2021-12-15 12:55:44,292 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_work_queue [2021-12-15 12:55:44,292 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_work_queue [2021-12-15 12:55:44,292 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 12:55:44,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-12-15 12:55:44,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-15 12:55:44,293 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_tcm_vhost_mutex [2021-12-15 12:55:44,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_tcm_vhost_mutex [2021-12-15 12:55:44,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-15 12:55:44,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-12-15 12:55:44,293 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-15 12:55:44,293 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-15 12:55:44,293 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-15 12:55:44,293 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-15 12:55:44,293 INFO L130 BoogieDeclarations]: Found specification of procedure fput [2021-12-15 12:55:44,294 INFO L138 BoogieDeclarations]: Found implementation of procedure fput [2021-12-15 12:55:44,294 INFO L130 BoogieDeclarations]: Found specification of procedure next_desc [2021-12-15 12:55:44,294 INFO L138 BoogieDeclarations]: Found implementation of procedure next_desc [2021-12-15 12:55:44,294 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_drop_tpg [2021-12-15 12:55:44,294 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_drop_tpg [2021-12-15 12:55:44,294 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-12-15 12:55:44,294 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-12-15 12:55:44,294 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-12-15 12:55:44,295 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-12-15 12:55:44,295 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-15 12:55:44,295 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-15 12:55:44,295 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_has_feature [2021-12-15 12:55:44,295 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_has_feature [2021-12-15 12:55:44,295 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2021-12-15 12:55:44,295 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2021-12-15 12:55:44,295 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-15 12:55:44,295 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-15 12:55:44,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-15 12:55:44,296 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-15 12:55:44,296 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_work_init [2021-12-15 12:55:44,296 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_work_init [2021-12-15 12:55:44,296 INFO L130 BoogieDeclarations]: Found specification of procedure __get_user_bad [2021-12-15 12:55:44,296 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-15 12:55:44,296 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-15 12:55:44,296 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_scsi_complete_cmd [2021-12-15 12:55:44,296 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_scsi_complete_cmd [2021-12-15 12:55:44,297 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-15 12:55:44,297 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-15 12:55:44,297 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex [2021-12-15 12:55:44,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex [2021-12-15 12:55:44,297 INFO L130 BoogieDeclarations]: Found specification of procedure translate_desc [2021-12-15 12:55:44,297 INFO L138 BoogieDeclarations]: Found implementation of procedure translate_desc [2021-12-15 12:55:44,297 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_ctx_put [2021-12-15 12:55:44,297 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_ctx_put [2021-12-15 12:55:44,297 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-12-15 12:55:44,298 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-12-15 12:55:44,298 INFO L130 BoogieDeclarations]: Found specification of procedure sas_get_pr_transport_id [2021-12-15 12:55:44,298 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_get_pr_transport_id [2021-12-15 12:55:44,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_tv_tpg_mutex [2021-12-15 12:55:44,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_tv_tpg_mutex [2021-12-15 12:55:44,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 12:55:44,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 12:55:44,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 12:55:44,299 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-15 12:55:44,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-12-15 12:55:44,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-12-15 12:55:44,299 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_stop [2021-12-15 12:55:44,299 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_stop [2021-12-15 12:55:44,299 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-15 12:55:44,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-15 12:55:44,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-12-15 12:55:44,299 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-12-15 12:55:44,300 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-12-15 12:55:44,300 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_work_seq_done [2021-12-15 12:55:44,300 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_work_seq_done [2021-12-15 12:55:44,300 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_disable_notify [2021-12-15 12:55:44,300 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_disable_notify [2021-12-15 12:55:44,300 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-15 12:55:44,300 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-15 12:55:44,300 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_update_used_flags [2021-12-15 12:55:44,300 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_update_used_flags [2021-12-15 12:55:44,301 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user [2021-12-15 12:55:44,301 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user [2021-12-15 12:55:44,301 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2021-12-15 12:55:44,301 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2021-12-15 12:55:44,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex [2021-12-15 12:55:44,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex [2021-12-15 12:55:44,301 INFO L130 BoogieDeclarations]: Found specification of procedure log_access_ok [2021-12-15 12:55:44,301 INFO L138 BoogieDeclarations]: Found implementation of procedure log_access_ok [2021-12-15 12:55:44,301 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-12-15 12:55:44,301 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-12-15 12:55:44,302 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_alloc_fabric_acl [2021-12-15 12:55:44,302 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_alloc_fabric_acl [2021-12-15 12:55:44,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-12-15 12:55:44,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_tcm_vhost_mutex [2021-12-15 12:55:44,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_tcm_vhost_mutex [2021-12-15 12:55:44,302 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_scsi_ioctl [2021-12-15 12:55:44,302 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_scsi_ioctl [2021-12-15 12:55:44,302 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-12-15 12:55:44,303 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-12-15 12:55:44,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 12:55:44,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 12:55:44,303 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_drop_tport [2021-12-15 12:55:44,303 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_drop_tport [2021-12-15 12:55:44,303 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-12-15 12:55:44,303 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-12-15 12:55:44,303 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-15 12:55:44,303 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-15 12:55:44,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-15 12:55:44,304 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_vq_free_iovecs [2021-12-15 12:55:44,304 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_vq_free_iovecs [2021-12-15 12:55:44,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-15 12:55:44,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-15 12:55:44,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 12:55:44,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-12-15 12:55:44,304 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_work_flush [2021-12-15 12:55:44,304 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_work_flush [2021-12-15 12:55:44,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 12:55:44,305 INFO L130 BoogieDeclarations]: Found specification of procedure log_write [2021-12-15 12:55:44,305 INFO L138 BoogieDeclarations]: Found implementation of procedure log_write [2021-12-15 12:55:44,305 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-15 12:55:44,305 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-15 12:55:44,305 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_vq_reset [2021-12-15 12:55:44,305 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_vq_reset [2021-12-15 12:55:44,305 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2021-12-15 12:55:44,305 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2021-12-15 12:55:44,305 INFO L130 BoogieDeclarations]: Found specification of procedure vq_log_access_ok [2021-12-15 12:55:44,306 INFO L138 BoogieDeclarations]: Found implementation of procedure vq_log_access_ok [2021-12-15 12:55:44,306 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 12:55:44,306 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 12:55:44,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 12:55:44,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 12:55:44,306 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-15 12:55:44,306 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-15 12:55:44,306 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_poll_queue [2021-12-15 12:55:44,306 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_poll_queue [2021-12-15 12:55:44,307 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-15 12:55:44,307 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-15 12:55:44,307 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-12-15 12:55:44,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-12-15 12:55:44,307 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_fget [2021-12-15 12:55:44,307 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_fget [2021-12-15 12:55:44,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 12:55:44,307 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-15 12:55:44,307 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-15 12:55:44,307 INFO L130 BoogieDeclarations]: Found specification of procedure vq_memory_access_ok [2021-12-15 12:55:44,308 INFO L138 BoogieDeclarations]: Found implementation of procedure vq_memory_access_ok [2021-12-15 12:55:44,308 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 12:55:44,308 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2021-12-15 12:55:44,308 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2021-12-15 12:55:44,308 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_release_cmd [2021-12-15 12:55:44,308 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_release_cmd [2021-12-15 12:55:44,308 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_set_default_node_attrs [2021-12-15 12:55:44,308 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_set_default_node_attrs [2021-12-15 12:55:44,308 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_drop_nexus [2021-12-15 12:55:44,309 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_drop_nexus [2021-12-15 12:55:44,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-15 12:55:44,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-15 12:55:44,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-12-15 12:55:44,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-15 12:55:44,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 12:55:44,309 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_dev_cleanup [2021-12-15 12:55:44,309 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_dev_cleanup [2021-12-15 12:55:44,309 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-15 12:55:44,310 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-15 12:55:44,310 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_tv_tpg_mutex [2021-12-15 12:55:44,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_tv_tpg_mutex [2021-12-15 12:55:44,310 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-12-15 12:55:44,310 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-12-15 12:55:44,310 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-15 12:55:44,310 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-15 12:55:44,310 INFO L130 BoogieDeclarations]: Found specification of procedure sas_get_fabric_proto_ident [2021-12-15 12:55:44,310 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_get_fabric_proto_ident [2021-12-15 12:55:44,310 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-12-15 12:55:44,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-12-15 12:55:44,311 INFO L130 BoogieDeclarations]: Found specification of procedure get_user_pages_fast [2021-12-15 12:55:44,311 INFO L138 BoogieDeclarations]: Found implementation of procedure get_user_pages_fast [2021-12-15 12:55:44,311 INFO L130 BoogieDeclarations]: Found specification of procedure transport_generic_free_cmd [2021-12-15 12:55:44,311 INFO L138 BoogieDeclarations]: Found implementation of procedure transport_generic_free_cmd [2021-12-15 12:55:44,311 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_scsi_deregister [2021-12-15 12:55:44,311 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_scsi_deregister [2021-12-15 12:55:44,311 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-15 12:55:44,311 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-15 12:55:44,312 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_lock [2021-12-15 12:55:44,312 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_lock [2021-12-15 12:55:44,312 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_command_size [2021-12-15 12:55:44,312 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_command_size [2021-12-15 12:55:44,312 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_dump_proto_id [2021-12-15 12:55:44,312 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_dump_proto_id [2021-12-15 12:55:44,312 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_ctx_fileget [2021-12-15 12:55:44,312 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_ctx_fileget [2021-12-15 12:55:44,312 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 12:55:44,313 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 12:55:44,313 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_unlock [2021-12-15 12:55:44,313 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_unlock [2021-12-15 12:55:44,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-12-15 12:55:44,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-12-15 12:55:44,313 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_scsi_clear_endpoint [2021-12-15 12:55:44,313 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_scsi_clear_endpoint [2021-12-15 12:55:44,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-12-15 12:55:44,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-12-15 12:55:44,313 INFO L130 BoogieDeclarations]: Found specification of procedure mmput [2021-12-15 12:55:44,314 INFO L138 BoogieDeclarations]: Found implementation of procedure mmput [2021-12-15 12:55:44,314 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-12-15 12:55:44,314 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-12-15 12:55:44,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 12:55:44,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 12:55:44,314 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_scsi_flush_vq [2021-12-15 12:55:44,314 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_scsi_flush_vq [2021-12-15 12:55:44,314 INFO L130 BoogieDeclarations]: Found specification of procedure copy_user_generic [2021-12-15 12:55:44,314 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_user_generic [2021-12-15 12:55:44,314 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_cpu_idle [2021-12-15 12:55:44,315 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_cpu_idle [2021-12-15 12:55:44,315 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-12-15 12:55:44,315 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-12-15 12:55:44,315 INFO L130 BoogieDeclarations]: Found specification of procedure sas_parse_pr_out_transport_id [2021-12-15 12:55:44,315 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_parse_pr_out_transport_id [2021-12-15 12:55:44,315 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_signal [2021-12-15 12:55:44,315 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_signal [2021-12-15 12:55:44,315 INFO L130 BoogieDeclarations]: Found specification of procedure utsname [2021-12-15 12:55:44,315 INFO L138 BoogieDeclarations]: Found implementation of procedure utsname [2021-12-15 12:55:44,315 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_poll_stop [2021-12-15 12:55:44,316 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_poll_stop [2021-12-15 12:55:44,316 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-12-15 12:55:44,316 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-12-15 12:55:44,316 INFO L130 BoogieDeclarations]: Found specification of procedure memory_access_ok [2021-12-15 12:55:44,316 INFO L138 BoogieDeclarations]: Found implementation of procedure memory_access_ok [2021-12-15 12:55:44,316 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2021-12-15 12:55:44,316 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2021-12-15 12:55:44,316 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_add_used [2021-12-15 12:55:44,316 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_add_used [2021-12-15 12:55:44,317 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-12-15 12:55:44,317 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-12-15 12:55:44,317 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-15 12:55:44,317 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-15 12:55:44,317 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2021-12-15 12:55:44,317 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2021-12-15 12:55:44,317 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_drop_nodeacl [2021-12-15 12:55:44,317 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_drop_nodeacl [2021-12-15 12:55:44,317 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_poll_flush [2021-12-15 12:55:44,317 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_poll_flush [2021-12-15 12:55:44,318 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_signal [2021-12-15 12:55:44,318 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_signal [2021-12-15 12:55:44,318 INFO L130 BoogieDeclarations]: Found specification of procedure sas_get_pr_transport_id_len [2021-12-15 12:55:44,318 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_get_pr_transport_id_len [2021-12-15 12:55:44,982 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 12:55:44,985 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 12:55:45,030 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 12:55:45,033 INFO L158 Benchmark]: Toolchain (without parser) took 5351.04ms. Allocated memory was 67.1MB in the beginning and 392.2MB in the end (delta: 325.1MB). Free memory was 40.4MB in the beginning and 207.9MB in the end (delta: -167.5MB). Peak memory consumption was 158.6MB. Max. memory is 16.1GB. [2021-12-15 12:55:45,033 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 48.2MB. Free memory was 30.5MB in the beginning and 30.5MB in the end (delta: 52.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 12:55:45,034 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3794.92ms. Allocated memory was 67.1MB in the beginning and 392.2MB in the end (delta: 325.1MB). Free memory was 40.2MB in the beginning and 270.9MB in the end (delta: -230.7MB). Peak memory consumption was 142.8MB. Max. memory is 16.1GB. [2021-12-15 12:55:45,034 INFO L158 Benchmark]: Boogie Procedure Inliner took 268.47ms. Allocated memory is still 392.2MB. Free memory was 270.9MB in the beginning and 231.0MB in the end (delta: 39.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2021-12-15 12:55:45,035 INFO L158 Benchmark]: Boogie Preprocessor took 366.99ms. Allocated memory is still 392.2MB. Free memory was 231.0MB in the beginning and 263.5MB in the end (delta: -32.5MB). Peak memory consumption was 76.5MB. Max. memory is 16.1GB. [2021-12-15 12:55:45,035 INFO L158 Benchmark]: RCFGBuilder took 915.61ms. Allocated memory is still 392.2MB. Free memory was 263.5MB in the beginning and 207.9MB in the end (delta: 55.6MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2021-12-15 12:55:45,037 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 48.2MB. Free memory was 30.5MB in the beginning and 30.5MB in the end (delta: 52.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3794.92ms. Allocated memory was 67.1MB in the beginning and 392.2MB in the end (delta: 325.1MB). Free memory was 40.2MB in the beginning and 270.9MB in the end (delta: -230.7MB). Peak memory consumption was 142.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 268.47ms. Allocated memory is still 392.2MB. Free memory was 270.9MB in the beginning and 231.0MB in the end (delta: 39.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 366.99ms. Allocated memory is still 392.2MB. Free memory was 231.0MB in the beginning and 263.5MB in the end (delta: -32.5MB). Peak memory consumption was 76.5MB. Max. memory is 16.1GB. * RCFGBuilder took 915.61ms. Allocated memory is still 392.2MB. Free memory was 263.5MB in the beginning and 207.9MB in the end (delta: 55.6MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 12:55:45,065 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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