./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 a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_e8a5c704-95ea-454f-9eef-486056960aa2/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_e8a5c704-95ea-454f-9eef-486056960aa2/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e8a5c704-95ea-454f-9eef-486056960aa2/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e8a5c704-95ea-454f-9eef-486056960aa2/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.i -s /tmp/vcloud-vcloud-master/worker/run_dir_e8a5c704-95ea-454f-9eef-486056960aa2/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e8a5c704-95ea-454f-9eef-486056960aa2/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a91d3a5f626a2a21a0394db7fe6876792302f680 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_e8a5c704-95ea-454f-9eef-486056960aa2/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_e8a5c704-95ea-454f-9eef-486056960aa2/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e8a5c704-95ea-454f-9eef-486056960aa2/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e8a5c704-95ea-454f-9eef-486056960aa2/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.i -s /tmp/vcloud-vcloud-master/worker/run_dir_e8a5c704-95ea-454f-9eef-486056960aa2/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e8a5c704-95ea-454f-9eef-486056960aa2/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a91d3a5f626a2a21a0394db7fe6876792302f680 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: NullPointerException: null --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 01:21:50,261 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:21:50,263 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:21:50,314 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:21:50,314 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:21:50,319 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:21:50,321 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:21:50,324 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:21:50,328 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:21:50,330 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:21:50,331 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:21:50,334 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:21:50,335 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:21:50,339 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:21:50,340 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:21:50,343 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:21:50,344 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:21:50,349 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:21:50,353 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:21:50,363 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:21:50,365 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:21:50,368 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:21:50,369 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:21:50,370 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:21:50,380 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:21:50,380 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:21:50,381 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:21:50,382 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:21:50,382 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:21:50,384 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:21:50,384 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:21:50,385 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:21:50,387 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:21:50,388 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:21:50,390 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:21:50,390 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:21:50,391 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:21:50,392 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:21:50,392 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:21:50,393 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:21:50,394 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:21:50,396 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e8a5c704-95ea-454f-9eef-486056960aa2/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2020-11-30 01:21:50,425 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:21:50,426 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:21:50,427 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 01:21:50,427 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-30 01:21:50,427 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 01:21:50,428 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 01:21:50,428 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:21:50,428 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 01:21:50,428 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:21:50,428 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 01:21:50,429 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:21:50,429 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 01:21:50,429 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 01:21:50,429 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:21:50,430 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 01:21:50,430 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-30 01:21:50,430 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-30 01:21:50,430 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:21:50,430 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:21:50,431 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-30 01:21:50,431 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:21:50,431 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:21:50,431 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 01:21:50,432 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-30 01:21:50,432 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 01:21:50,432 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 01:21:50,432 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 01:21:50,432 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_e8a5c704-95ea-454f-9eef-486056960aa2/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_e8a5c704-95ea-454f-9eef-486056960aa2/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a91d3a5f626a2a21a0394db7fe6876792302f680 [2020-11-30 01:21:50,653 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:21:50,682 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:21:50,684 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:21:50,685 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:21:50,689 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:21:50,691 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e8a5c704-95ea-454f-9eef-486056960aa2/bin/ukojak/../../sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.i [2020-11-30 01:21:50,774 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e8a5c704-95ea-454f-9eef-486056960aa2/bin/ukojak/data/53690f0af/b13da3416ab7446da3c78f90ec40d392/FLAGbb9b6c881 [2020-11-30 01:21:51,682 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:21:51,683 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e8a5c704-95ea-454f-9eef-486056960aa2/sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.i [2020-11-30 01:21:51,744 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e8a5c704-95ea-454f-9eef-486056960aa2/bin/ukojak/data/53690f0af/b13da3416ab7446da3c78f90ec40d392/FLAGbb9b6c881 [2020-11-30 01:21:52,081 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e8a5c704-95ea-454f-9eef-486056960aa2/bin/ukojak/data/53690f0af/b13da3416ab7446da3c78f90ec40d392 [2020-11-30 01:21:52,089 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:21:52,090 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:21:52,091 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:21:52,091 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:21:52,097 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:21:52,099 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:21:52" (1/1) ... [2020-11-30 01:21:52,100 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48bd2479 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:21:52, skipping insertion in model container [2020-11-30 01:21:52,101 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:21:52" (1/1) ... [2020-11-30 01:21:52,108 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:21:52,302 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:21:55,681 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:21:55,711 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 01:21:56,308 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:21:57,392 INFO L208 MainTranslator]: Completed translation [2020-11-30 01:21:57,392 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:21:57 WrapperNode [2020-11-30 01:21:57,392 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:21:57,393 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 01:21:57,394 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 01:21:57,394 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 01:21:57,402 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:21:57" (1/1) ... [2020-11-30 01:21:57,582 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:21:57" (1/1) ... [2020-11-30 01:21:57,910 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 01:21:57,911 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 01:21:57,913 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 01:21:57,913 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 01:21:57,929 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:21:57" (1/1) ... [2020-11-30 01:21:57,929 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:21:57" (1/1) ... [2020-11-30 01:21:57,980 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:21:57" (1/1) ... [2020-11-30 01:21:57,981 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:21:57" (1/1) ... [2020-11-30 01:21:58,202 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:21:57" (1/1) ... [2020-11-30 01:21:58,249 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:21:57" (1/1) ... [2020-11-30 01:21:58,330 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:21:57" (1/1) ... [2020-11-30 01:21:58,393 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 01:21:58,394 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 01:21:58,394 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 01:21:58,395 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 01:21:58,396 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:21:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e8a5c704-95ea-454f-9eef-486056960aa2/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-30 01:21:58,609 INFO L130 BoogieDeclarations]: Found specification of procedure vq_access_ok [2020-11-30 01:21:58,609 INFO L138 BoogieDeclarations]: Found implementation of procedure vq_access_ok [2020-11-30 01:21:58,609 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2020-11-30 01:21:58,609 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2020-11-30 01:21:58,610 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2020-11-30 01:21:58,610 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2020-11-30 01:21:58,610 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-11-30 01:21:58,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-11-30 01:21:58,610 INFO L130 BoogieDeclarations]: Found specification of procedure __put_user_bad [2020-11-30 01:21:58,611 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_release_fabric_acl [2020-11-30 01:21:58,611 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_release_fabric_acl [2020-11-30 01:21:58,611 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-11-30 01:21:58,611 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-11-30 01:21:58,611 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_vq_access_ok [2020-11-30 01:21:58,612 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_vq_access_ok [2020-11-30 01:21:58,612 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_close_session [2020-11-30 01:21:58,612 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_close_session [2020-11-30 01:21:58,612 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2020-11-30 01:21:58,612 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_work_queue [2020-11-30 01:21:58,613 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_work_queue [2020-11-30 01:21:58,613 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-30 01:21:58,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_tcm_vhost_mutex [2020-11-30 01:21:58,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_tcm_vhost_mutex [2020-11-30 01:21:58,613 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2020-11-30 01:21:58,613 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2020-11-30 01:21:58,614 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-11-30 01:21:58,614 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-11-30 01:21:58,614 INFO L130 BoogieDeclarations]: Found specification of procedure fput [2020-11-30 01:21:58,614 INFO L138 BoogieDeclarations]: Found implementation of procedure fput [2020-11-30 01:21:58,614 INFO L130 BoogieDeclarations]: Found specification of procedure next_desc [2020-11-30 01:21:58,615 INFO L138 BoogieDeclarations]: Found implementation of procedure next_desc [2020-11-30 01:21:58,615 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_drop_tpg [2020-11-30 01:21:58,615 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_drop_tpg [2020-11-30 01:21:58,615 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2020-11-30 01:21:58,615 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2020-11-30 01:21:58,615 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2020-11-30 01:21:58,616 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2020-11-30 01:21:58,616 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_scsi_open [2020-11-30 01:21:58,616 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_scsi_open [2020-11-30 01:21:58,616 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-11-30 01:21:58,616 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2020-11-30 01:21:58,617 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2020-11-30 01:21:58,617 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_has_feature [2020-11-30 01:21:58,617 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_has_feature [2020-11-30 01:21:58,617 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2020-11-30 01:21:58,617 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2020-11-30 01:21:58,618 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-11-30 01:21:58,618 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-11-30 01:21:58,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-11-30 01:21:58,618 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-30 01:21:58,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-11-30 01:21:58,618 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-11-30 01:21:58,619 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_work_init [2020-11-30 01:21:58,619 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_work_init [2020-11-30 01:21:58,619 INFO L130 BoogieDeclarations]: Found specification of procedure __get_user_bad [2020-11-30 01:21:58,619 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2020-11-30 01:21:58,619 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2020-11-30 01:21:58,620 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_scsi_complete_cmd [2020-11-30 01:21:58,620 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_scsi_complete_cmd [2020-11-30 01:21:58,620 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2020-11-30 01:21:58,620 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2020-11-30 01:21:58,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex [2020-11-30 01:21:58,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex [2020-11-30 01:21:58,621 INFO L130 BoogieDeclarations]: Found specification of procedure translate_desc [2020-11-30 01:21:58,621 INFO L138 BoogieDeclarations]: Found implementation of procedure translate_desc [2020-11-30 01:21:58,621 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_ctx_put [2020-11-30 01:21:58,621 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_ctx_put [2020-11-30 01:21:58,621 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2020-11-30 01:21:58,622 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2020-11-30 01:21:58,622 INFO L130 BoogieDeclarations]: Found specification of procedure sas_get_pr_transport_id [2020-11-30 01:21:58,622 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_get_pr_transport_id [2020-11-30 01:21:58,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_tv_tpg_mutex [2020-11-30 01:21:58,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_tv_tpg_mutex [2020-11-30 01:21:58,622 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-11-30 01:21:58,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-30 01:21:58,623 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2020-11-30 01:21:58,623 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_stop [2020-11-30 01:21:58,623 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_stop [2020-11-30 01:21:58,623 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-11-30 01:21:58,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-11-30 01:21:58,624 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2020-11-30 01:21:58,624 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2020-11-30 01:21:58,624 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_work_seq_done [2020-11-30 01:21:58,624 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_work_seq_done [2020-11-30 01:21:58,624 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_disable_notify [2020-11-30 01:21:58,625 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_disable_notify [2020-11-30 01:21:58,625 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2020-11-30 01:21:58,625 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2020-11-30 01:21:58,625 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_update_used_flags [2020-11-30 01:21:58,625 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_update_used_flags [2020-11-30 01:21:58,625 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user [2020-11-30 01:21:58,626 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user [2020-11-30 01:21:58,626 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2020-11-30 01:21:58,626 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2020-11-30 01:21:58,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex [2020-11-30 01:21:58,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex [2020-11-30 01:21:58,627 INFO L130 BoogieDeclarations]: Found specification of procedure log_access_ok [2020-11-30 01:21:58,627 INFO L138 BoogieDeclarations]: Found implementation of procedure log_access_ok [2020-11-30 01:21:58,627 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2020-11-30 01:21:58,627 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2020-11-30 01:21:58,627 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_alloc_fabric_acl [2020-11-30 01:21:58,627 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_alloc_fabric_acl [2020-11-30 01:21:58,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_tcm_vhost_mutex [2020-11-30 01:21:58,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_tcm_vhost_mutex [2020-11-30 01:21:58,628 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_scsi_ioctl [2020-11-30 01:21:58,628 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_scsi_ioctl [2020-11-30 01:21:58,628 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2020-11-30 01:21:58,628 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2020-11-30 01:21:58,629 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 01:21:58,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 01:21:58,629 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_drop_tport [2020-11-30 01:21:58,629 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_drop_tport [2020-11-30 01:21:58,629 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2020-11-30 01:21:58,630 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2020-11-30 01:21:58,630 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-11-30 01:21:58,630 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-11-30 01:21:58,630 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_vq_free_iovecs [2020-11-30 01:21:58,630 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_vq_free_iovecs [2020-11-30 01:21:58,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-11-30 01:21:58,631 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_work_flush [2020-11-30 01:21:58,631 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_work_flush [2020-11-30 01:21:58,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-11-30 01:21:58,631 INFO L130 BoogieDeclarations]: Found specification of procedure log_write [2020-11-30 01:21:58,631 INFO L138 BoogieDeclarations]: Found implementation of procedure log_write [2020-11-30 01:21:58,632 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2020-11-30 01:21:58,632 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2020-11-30 01:21:58,632 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_vq_reset [2020-11-30 01:21:58,632 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_vq_reset [2020-11-30 01:21:58,632 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2020-11-30 01:21:58,633 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2020-11-30 01:21:58,633 INFO L130 BoogieDeclarations]: Found specification of procedure vq_log_access_ok [2020-11-30 01:21:58,633 INFO L138 BoogieDeclarations]: Found implementation of procedure vq_log_access_ok [2020-11-30 01:21:58,633 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-11-30 01:21:58,633 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-11-30 01:21:58,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-11-30 01:21:58,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-11-30 01:21:58,634 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2020-11-30 01:21:58,634 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2020-11-30 01:21:58,634 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_poll_queue [2020-11-30 01:21:58,634 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_poll_queue [2020-11-30 01:21:58,635 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2020-11-30 01:21:58,635 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2020-11-30 01:21:58,635 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2020-11-30 01:21:58,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2020-11-30 01:21:58,635 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_fget [2020-11-30 01:21:58,635 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_fget [2020-11-30 01:21:58,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 01:21:58,636 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-11-30 01:21:58,636 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-11-30 01:21:58,636 INFO L130 BoogieDeclarations]: Found specification of procedure vq_memory_access_ok [2020-11-30 01:21:58,636 INFO L138 BoogieDeclarations]: Found implementation of procedure vq_memory_access_ok [2020-11-30 01:21:58,636 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-30 01:21:58,637 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2020-11-30 01:21:58,637 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2020-11-30 01:21:58,637 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_release_cmd [2020-11-30 01:21:58,637 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_release_cmd [2020-11-30 01:21:58,637 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_set_default_node_attrs [2020-11-30 01:21:58,638 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_set_default_node_attrs [2020-11-30 01:21:58,638 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_drop_nexus [2020-11-30 01:21:58,638 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_drop_nexus [2020-11-30 01:21:58,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-11-30 01:21:58,638 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_dev_cleanup [2020-11-30 01:21:58,638 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_dev_cleanup [2020-11-30 01:21:58,639 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2020-11-30 01:21:58,639 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2020-11-30 01:21:58,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_tv_tpg_mutex [2020-11-30 01:21:58,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_tv_tpg_mutex [2020-11-30 01:21:58,639 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-11-30 01:21:58,639 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-11-30 01:21:58,640 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-11-30 01:21:58,640 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-11-30 01:21:58,640 INFO L130 BoogieDeclarations]: Found specification of procedure sas_get_fabric_proto_ident [2020-11-30 01:21:58,640 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_get_fabric_proto_ident [2020-11-30 01:21:58,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2020-11-30 01:21:58,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2020-11-30 01:21:58,641 INFO L130 BoogieDeclarations]: Found specification of procedure get_user_pages_fast [2020-11-30 01:21:58,641 INFO L138 BoogieDeclarations]: Found implementation of procedure get_user_pages_fast [2020-11-30 01:21:58,641 INFO L130 BoogieDeclarations]: Found specification of procedure transport_generic_free_cmd [2020-11-30 01:21:58,641 INFO L138 BoogieDeclarations]: Found implementation of procedure transport_generic_free_cmd [2020-11-30 01:21:58,641 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_scsi_deregister [2020-11-30 01:21:58,642 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_scsi_deregister [2020-11-30 01:21:58,642 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2020-11-30 01:21:58,642 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2020-11-30 01:21:58,642 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_lock [2020-11-30 01:21:58,642 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_lock [2020-11-30 01:21:58,642 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_command_size [2020-11-30 01:21:58,643 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_command_size [2020-11-30 01:21:58,643 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_dump_proto_id [2020-11-30 01:21:58,643 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_dump_proto_id [2020-11-30 01:21:58,643 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_ctx_fileget [2020-11-30 01:21:58,643 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_ctx_fileget [2020-11-30 01:21:58,643 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-11-30 01:21:58,644 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-11-30 01:21:58,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-30 01:21:58,644 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_unlock [2020-11-30 01:21:58,644 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_unlock [2020-11-30 01:21:58,644 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_scsi_clear_endpoint [2020-11-30 01:21:58,644 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_scsi_clear_endpoint [2020-11-30 01:21:58,644 INFO L130 BoogieDeclarations]: Found specification of procedure mmput [2020-11-30 01:21:58,645 INFO L138 BoogieDeclarations]: Found implementation of procedure mmput [2020-11-30 01:21:58,645 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2020-11-30 01:21:58,645 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2020-11-30 01:21:58,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-11-30 01:21:58,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-11-30 01:21:58,646 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_scsi_flush_vq [2020-11-30 01:21:58,646 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_scsi_flush_vq [2020-11-30 01:21:58,646 INFO L130 BoogieDeclarations]: Found specification of procedure copy_user_generic [2020-11-30 01:21:58,646 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_user_generic [2020-11-30 01:21:58,646 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_cpu_idle [2020-11-30 01:21:58,646 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_cpu_idle [2020-11-30 01:21:58,647 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2020-11-30 01:21:58,647 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2020-11-30 01:21:58,647 INFO L130 BoogieDeclarations]: Found specification of procedure sas_parse_pr_out_transport_id [2020-11-30 01:21:58,647 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_parse_pr_out_transport_id [2020-11-30 01:21:58,647 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_signal [2020-11-30 01:21:58,647 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_signal [2020-11-30 01:21:58,648 INFO L130 BoogieDeclarations]: Found specification of procedure utsname [2020-11-30 01:21:58,648 INFO L138 BoogieDeclarations]: Found implementation of procedure utsname [2020-11-30 01:21:58,648 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_poll_stop [2020-11-30 01:21:58,648 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_poll_stop [2020-11-30 01:21:58,648 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2020-11-30 01:21:58,648 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2020-11-30 01:21:58,649 INFO L130 BoogieDeclarations]: Found specification of procedure memory_access_ok [2020-11-30 01:21:58,649 INFO L138 BoogieDeclarations]: Found implementation of procedure memory_access_ok [2020-11-30 01:21:58,649 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2020-11-30 01:21:58,649 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2020-11-30 01:21:58,649 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_add_used [2020-11-30 01:21:58,649 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_add_used [2020-11-30 01:21:58,649 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2020-11-30 01:21:58,650 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2020-11-30 01:21:58,650 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-11-30 01:21:58,650 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-11-30 01:21:58,650 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2020-11-30 01:21:58,650 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2020-11-30 01:21:58,650 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_drop_nodeacl [2020-11-30 01:21:58,651 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_drop_nodeacl [2020-11-30 01:21:58,651 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_poll_flush [2020-11-30 01:21:58,651 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_poll_flush [2020-11-30 01:21:58,651 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_scsi_release [2020-11-30 01:21:58,651 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_scsi_release [2020-11-30 01:21:58,651 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_signal [2020-11-30 01:21:58,652 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_signal [2020-11-30 01:21:58,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 01:21:58,652 INFO L130 BoogieDeclarations]: Found specification of procedure sas_get_pr_transport_id_len [2020-11-30 01:21:58,652 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_get_pr_transport_id_len [2020-11-30 01:21:58,652 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_port_link [2020-11-30 01:21:58,652 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_port_link [2020-11-30 01:22:16,836 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L7455: assume #t~switch217;#res := ~ret~1; [2020-11-30 01:22:16,836 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L7455: assume !#t~switch217;#t~switch217 := #t~switch217 || 4 == ~size; [2020-11-30 01:22:16,836 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L7488: assume 0 != ~tmp___1~4;#res := ~ret~1; [2020-11-30 01:22:16,836 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L7488: assume !(0 != ~tmp___1~4);#res := ~ret~1; [2020-11-30 01:22:16,836 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L7449: havoc #t~switch217; [2020-11-30 01:22:16,836 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L7474: SUMMARY for call #t~ret218 := ldv__builtin_expect((if 0 != ~ret~1 then 1 else 0), 0); srcloc: null [2020-11-30 01:22:16,837 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L7470: assume #t~switch217; [2020-11-30 01:22:16,837 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L7470: assume !#t~switch217;#t~switch217 := #t~switch217 || 16 == ~size; [2020-11-30 01:22:16,837 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L7474-1: assume -9223372036854775808 <= #t~ret218 && #t~ret218 <= 9223372036854775807;~tmp___0~9 := #t~ret218;havoc #t~ret218; [2020-11-30 01:22:16,837 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume #t~switch217;#res := ~ret~1; [2020-11-30 01:22:16,837 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L7497-1: ~tmp___2~3 := #t~ret220;havoc #t~ret220;#res := (if ~tmp___2~3 % 18446744073709551616 % 4294967296 <= 2147483647 then ~tmp___2~3 % 18446744073709551616 % 4294967296 else ~tmp___2~3 % 18446744073709551616 % 4294967296 - 4294967296); [2020-11-30 01:22:16,837 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L7497: SUMMARY for call #t~ret220 := copy_user_generic(~dst.base, ~dst.offset, ~src.base, ~src.offset, ~size); srcloc: null [2020-11-30 01:22:16,837 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !#t~switch217;#t~switch217 := #t~switch217 || 2 == ~size; [2020-11-30 01:22:16,837 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L7460: assume #t~switch217;#res := ~ret~1; [2020-11-30 01:22:16,837 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L7460: assume !#t~switch217;#t~switch217 := #t~switch217 || 8 == ~size; [2020-11-30 01:22:16,838 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L7487-1: assume -9223372036854775808 <= #t~ret219 && #t~ret219 <= 9223372036854775807;~tmp___1~4 := #t~ret219;havoc #t~ret219; [2020-11-30 01:22:16,838 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L7487: SUMMARY for call #t~ret219 := ldv__builtin_expect((if 0 != ~ret~1 then 1 else 0), 0); srcloc: null [2020-11-30 01:22:16,838 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L7483: assume #t~switch217; [2020-11-30 01:22:16,838 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L7483: assume !#t~switch217;#t~switch217 := true; [2020-11-30 01:22:16,838 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L7475: assume 0 != ~tmp___0~9;#res := ~ret~1; [2020-11-30 01:22:16,838 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L7475: assume !(0 != ~tmp___0~9);#res := ~ret~1; [2020-11-30 01:22:16,838 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L7496: assume #t~switch217; [2020-11-30 01:22:16,838 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L7496: assume !#t~switch217; [2020-11-30 01:22:16,838 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L7465: assume #t~switch217;#res := ~ret~1; [2020-11-30 01:22:16,839 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L7465: assume !#t~switch217;#t~switch217 := #t~switch217 || 10 == ~size; [2020-11-30 01:23:02,998 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:272) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2020-11-30 01:23:03,004 INFO L168 Benchmark]: Toolchain (without parser) took 70911.61 ms. Allocated memory was 140.5 MB in the beginning and 1.7 GB in the end (delta: 1.5 GB). Free memory was 90.4 MB in the beginning and 842.5 MB in the end (delta: -752.1 MB). Peak memory consumption was 1.1 GB. Max. memory is 16.1 GB. [2020-11-30 01:23:03,005 INFO L168 Benchmark]: CDTParser took 1.44 ms. Allocated memory is still 88.1 MB. Free memory was 45.4 MB in the beginning and 45.4 MB in the end (delta: 37.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:23:03,007 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5301.39 ms. Allocated memory was 140.5 MB in the beginning and 329.3 MB in the end (delta: 188.7 MB). Free memory was 90.1 MB in the beginning and 209.4 MB in the end (delta: -119.3 MB). Peak memory consumption was 161.6 MB. Max. memory is 16.1 GB. [2020-11-30 01:23:03,008 INFO L168 Benchmark]: Boogie Procedure Inliner took 517.11 ms. Allocated memory is still 329.3 MB. Free memory was 209.4 MB in the beginning and 166.4 MB in the end (delta: 43.0 MB). Peak memory consumption was 41.9 MB. Max. memory is 16.1 GB. [2020-11-30 01:23:03,009 INFO L168 Benchmark]: Boogie Preprocessor took 481.66 ms. Allocated memory is still 329.3 MB. Free memory was 166.4 MB in the beginning and 105.6 MB in the end (delta: 60.8 MB). Peak memory consumption was 60.8 MB. Max. memory is 16.1 GB. [2020-11-30 01:23:03,010 INFO L168 Benchmark]: RCFGBuilder took 64606.41 ms. Allocated memory was 329.3 MB in the beginning and 1.7 GB in the end (delta: 1.4 GB). Free memory was 105.6 MB in the beginning and 842.5 MB in the end (delta: -736.9 MB). Peak memory consumption was 942.3 MB. Max. memory is 16.1 GB. [2020-11-30 01:23:03,021 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.44 ms. Allocated memory is still 88.1 MB. Free memory was 45.4 MB in the beginning and 45.4 MB in the end (delta: 37.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5301.39 ms. Allocated memory was 140.5 MB in the beginning and 329.3 MB in the end (delta: 188.7 MB). Free memory was 90.1 MB in the beginning and 209.4 MB in the end (delta: -119.3 MB). Peak memory consumption was 161.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 517.11 ms. Allocated memory is still 329.3 MB. Free memory was 209.4 MB in the beginning and 166.4 MB in the end (delta: 43.0 MB). Peak memory consumption was 41.9 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 481.66 ms. Allocated memory is still 329.3 MB. Free memory was 166.4 MB in the beginning and 105.6 MB in the end (delta: 60.8 MB). Peak memory consumption was 60.8 MB. Max. memory is 16.1 GB. * RCFGBuilder took 64606.41 ms. Allocated memory was 329.3 MB in the beginning and 1.7 GB in the end (delta: 1.4 GB). Free memory was 105.6 MB in the beginning and 842.5 MB in the end (delta: -736.9 MB). Peak memory consumption was 942.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: NullPointerException: null: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:413) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-30 01:23:05,342 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:23:05,346 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:23:05,394 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:23:05,395 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:23:05,402 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:23:05,405 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:23:05,410 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:23:05,413 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:23:05,421 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:23:05,422 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:23:05,428 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:23:05,429 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:23:05,432 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:23:05,434 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:23:05,436 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:23:05,437 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:23:05,442 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:23:05,446 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:23:05,453 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:23:05,455 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:23:05,457 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:23:05,459 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:23:05,463 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:23:05,469 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:23:05,469 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:23:05,470 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:23:05,472 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:23:05,473 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:23:05,474 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:23:05,474 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:23:05,475 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:23:05,477 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:23:05,478 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:23:05,479 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:23:05,480 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:23:05,481 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:23:05,481 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:23:05,481 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:23:05,483 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:23:05,484 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:23:05,485 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e8a5c704-95ea-454f-9eef-486056960aa2/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2020-11-30 01:23:05,527 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:23:05,527 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:23:05,529 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 01:23:05,529 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-30 01:23:05,531 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 01:23:05,531 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 01:23:05,532 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:23:05,532 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:23:05,532 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 01:23:05,532 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:23:05,533 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 01:23:05,534 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 01:23:05,534 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-30 01:23:05,534 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-30 01:23:05,534 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 01:23:05,535 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:23:05,535 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 01:23:05,535 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-30 01:23:05,535 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-30 01:23:05,536 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:23:05,536 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:23:05,536 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-30 01:23:05,536 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:23:05,537 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:23:05,537 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 01:23:05,537 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-30 01:23:05,537 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-30 01:23:05,537 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 01:23:05,538 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-30 01:23:05,538 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 01:23:05,538 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-30 01:23:05,538 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_e8a5c704-95ea-454f-9eef-486056960aa2/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_e8a5c704-95ea-454f-9eef-486056960aa2/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a91d3a5f626a2a21a0394db7fe6876792302f680 [2020-11-30 01:23:05,940 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:23:05,962 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:23:05,964 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:23:05,965 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:23:05,966 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:23:05,967 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e8a5c704-95ea-454f-9eef-486056960aa2/bin/ukojak/../../sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.i [2020-11-30 01:23:06,036 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e8a5c704-95ea-454f-9eef-486056960aa2/bin/ukojak/data/9e11d7f6b/49c791cf8967462bbdd9375a025b4e9f/FLAGe5a347da5 [2020-11-30 01:23:07,112 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:23:07,113 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e8a5c704-95ea-454f-9eef-486056960aa2/sv-benchmarks/c/ldv-linux-3.7.3/main0_drivers-vhost-tcm_vhost-ko--32_7a--linux-3.7.3.i [2020-11-30 01:23:07,206 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e8a5c704-95ea-454f-9eef-486056960aa2/bin/ukojak/data/9e11d7f6b/49c791cf8967462bbdd9375a025b4e9f/FLAGe5a347da5 [2020-11-30 01:23:07,392 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e8a5c704-95ea-454f-9eef-486056960aa2/bin/ukojak/data/9e11d7f6b/49c791cf8967462bbdd9375a025b4e9f [2020-11-30 01:23:07,394 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:23:07,396 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:23:07,398 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:23:07,398 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:23:07,401 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:23:07,403 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:23:07" (1/1) ... [2020-11-30 01:23:07,405 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13449625 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:23:07, skipping insertion in model container [2020-11-30 01:23:07,405 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:23:07" (1/1) ... [2020-11-30 01:23:07,414 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:23:07,617 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:23:11,323 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:23:11,368 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2020-11-30 01:23:11,466 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:23:12,011 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:23:12,032 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 01:23:12,786 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:23:13,898 INFO L208 MainTranslator]: Completed translation [2020-11-30 01:23:13,900 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:23:13 WrapperNode [2020-11-30 01:23:13,900 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:23:13,901 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 01:23:13,902 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 01:23:13,902 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 01:23:13,910 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:23:13" (1/1) ... [2020-11-30 01:23:14,069 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:23:13" (1/1) ... [2020-11-30 01:23:14,332 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 01:23:14,333 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 01:23:14,333 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 01:23:14,334 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 01:23:14,343 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:23:13" (1/1) ... [2020-11-30 01:23:14,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:23:13" (1/1) ... [2020-11-30 01:23:14,378 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:23:13" (1/1) ... [2020-11-30 01:23:14,379 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:23:13" (1/1) ... [2020-11-30 01:23:14,521 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:23:13" (1/1) ... [2020-11-30 01:23:14,563 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:23:13" (1/1) ... [2020-11-30 01:23:14,643 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:23:13" (1/1) ... [2020-11-30 01:23:14,691 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 01:23:14,693 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 01:23:14,693 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 01:23:14,693 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 01:23:14,694 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:23:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e8a5c704-95ea-454f-9eef-486056960aa2/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-30 01:23:14,773 INFO L130 BoogieDeclarations]: Found specification of procedure vq_access_ok [2020-11-30 01:23:14,773 INFO L138 BoogieDeclarations]: Found implementation of procedure vq_access_ok [2020-11-30 01:23:14,773 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2020-11-30 01:23:14,774 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2020-11-30 01:23:14,774 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2020-11-30 01:23:14,775 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2020-11-30 01:23:14,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-11-30 01:23:14,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-11-30 01:23:14,775 INFO L130 BoogieDeclarations]: Found specification of procedure __put_user_bad [2020-11-30 01:23:14,775 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_release_fabric_acl [2020-11-30 01:23:14,775 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_release_fabric_acl [2020-11-30 01:23:14,776 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-11-30 01:23:14,776 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-11-30 01:23:14,776 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_vq_access_ok [2020-11-30 01:23:14,776 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_vq_access_ok [2020-11-30 01:23:14,776 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_close_session [2020-11-30 01:23:14,776 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_close_session [2020-11-30 01:23:14,777 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2020-11-30 01:23:14,777 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_work_queue [2020-11-30 01:23:14,777 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_work_queue [2020-11-30 01:23:14,777 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-30 01:23:14,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2020-11-30 01:23:14,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-30 01:23:14,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_tcm_vhost_mutex [2020-11-30 01:23:14,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_tcm_vhost_mutex [2020-11-30 01:23:14,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-11-30 01:23:14,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2020-11-30 01:23:14,778 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2020-11-30 01:23:14,779 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2020-11-30 01:23:14,779 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-11-30 01:23:14,779 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-11-30 01:23:14,779 INFO L130 BoogieDeclarations]: Found specification of procedure fput [2020-11-30 01:23:14,779 INFO L138 BoogieDeclarations]: Found implementation of procedure fput [2020-11-30 01:23:14,779 INFO L130 BoogieDeclarations]: Found specification of procedure next_desc [2020-11-30 01:23:14,780 INFO L138 BoogieDeclarations]: Found implementation of procedure next_desc [2020-11-30 01:23:14,780 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_drop_tpg [2020-11-30 01:23:14,780 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_drop_tpg [2020-11-30 01:23:14,783 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2020-11-30 01:23:14,783 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2020-11-30 01:23:14,784 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2020-11-30 01:23:14,784 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2020-11-30 01:23:14,784 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2020-11-30 01:23:14,785 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2020-11-30 01:23:14,785 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_has_feature [2020-11-30 01:23:14,785 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_has_feature [2020-11-30 01:23:14,785 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2020-11-30 01:23:14,785 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2020-11-30 01:23:14,786 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-11-30 01:23:14,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-11-30 01:23:14,786 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-11-30 01:23:14,786 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-11-30 01:23:14,786 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_work_init [2020-11-30 01:23:14,786 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_work_init [2020-11-30 01:23:14,787 INFO L130 BoogieDeclarations]: Found specification of procedure __get_user_bad [2020-11-30 01:23:14,787 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2020-11-30 01:23:14,787 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2020-11-30 01:23:14,788 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_scsi_complete_cmd [2020-11-30 01:23:14,788 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_scsi_complete_cmd [2020-11-30 01:23:14,788 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2020-11-30 01:23:14,789 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2020-11-30 01:23:14,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex [2020-11-30 01:23:14,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex [2020-11-30 01:23:14,790 INFO L130 BoogieDeclarations]: Found specification of procedure translate_desc [2020-11-30 01:23:14,790 INFO L138 BoogieDeclarations]: Found implementation of procedure translate_desc [2020-11-30 01:23:14,790 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_ctx_put [2020-11-30 01:23:14,790 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_ctx_put [2020-11-30 01:23:14,791 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2020-11-30 01:23:14,791 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2020-11-30 01:23:14,791 INFO L130 BoogieDeclarations]: Found specification of procedure sas_get_pr_transport_id [2020-11-30 01:23:14,791 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_get_pr_transport_id [2020-11-30 01:23:14,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_tv_tpg_mutex [2020-11-30 01:23:14,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_tv_tpg_mutex [2020-11-30 01:23:14,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-11-30 01:23:14,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-30 01:23:14,793 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2020-11-30 01:23:14,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2020-11-30 01:23:14,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2020-11-30 01:23:14,793 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_stop [2020-11-30 01:23:14,793 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_stop [2020-11-30 01:23:14,793 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-11-30 01:23:14,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-11-30 01:23:14,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2020-11-30 01:23:14,794 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2020-11-30 01:23:14,794 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2020-11-30 01:23:14,794 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_work_seq_done [2020-11-30 01:23:14,794 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_work_seq_done [2020-11-30 01:23:14,794 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_disable_notify [2020-11-30 01:23:14,795 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_disable_notify [2020-11-30 01:23:14,795 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2020-11-30 01:23:14,795 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2020-11-30 01:23:14,795 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_update_used_flags [2020-11-30 01:23:14,795 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_update_used_flags [2020-11-30 01:23:14,795 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user [2020-11-30 01:23:14,795 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user [2020-11-30 01:23:14,796 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2020-11-30 01:23:14,796 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2020-11-30 01:23:14,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex [2020-11-30 01:23:14,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex [2020-11-30 01:23:14,797 INFO L130 BoogieDeclarations]: Found specification of procedure log_access_ok [2020-11-30 01:23:14,797 INFO L138 BoogieDeclarations]: Found implementation of procedure log_access_ok [2020-11-30 01:23:14,798 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2020-11-30 01:23:14,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2020-11-30 01:23:14,798 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_alloc_fabric_acl [2020-11-30 01:23:14,798 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_alloc_fabric_acl [2020-11-30 01:23:14,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2020-11-30 01:23:14,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_tcm_vhost_mutex [2020-11-30 01:23:14,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_tcm_vhost_mutex [2020-11-30 01:23:14,800 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_scsi_ioctl [2020-11-30 01:23:14,800 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_scsi_ioctl [2020-11-30 01:23:14,800 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2020-11-30 01:23:14,800 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2020-11-30 01:23:14,800 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 01:23:14,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 01:23:14,801 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_drop_tport [2020-11-30 01:23:14,801 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_drop_tport [2020-11-30 01:23:14,801 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2020-11-30 01:23:14,802 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2020-11-30 01:23:14,802 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-11-30 01:23:14,802 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-11-30 01:23:14,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2020-11-30 01:23:14,805 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_vq_free_iovecs [2020-11-30 01:23:14,806 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_vq_free_iovecs [2020-11-30 01:23:14,806 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2020-11-30 01:23:14,806 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-30 01:23:14,807 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-11-30 01:23:14,807 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2020-11-30 01:23:14,807 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_work_flush [2020-11-30 01:23:14,807 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_work_flush [2020-11-30 01:23:14,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-11-30 01:23:14,808 INFO L130 BoogieDeclarations]: Found specification of procedure log_write [2020-11-30 01:23:14,809 INFO L138 BoogieDeclarations]: Found implementation of procedure log_write [2020-11-30 01:23:14,809 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2020-11-30 01:23:14,816 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2020-11-30 01:23:14,817 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_vq_reset [2020-11-30 01:23:14,817 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_vq_reset [2020-11-30 01:23:14,817 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2020-11-30 01:23:14,817 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2020-11-30 01:23:14,817 INFO L130 BoogieDeclarations]: Found specification of procedure vq_log_access_ok [2020-11-30 01:23:14,817 INFO L138 BoogieDeclarations]: Found implementation of procedure vq_log_access_ok [2020-11-30 01:23:14,817 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-11-30 01:23:14,818 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-11-30 01:23:14,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-11-30 01:23:14,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-11-30 01:23:14,818 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2020-11-30 01:23:14,818 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2020-11-30 01:23:14,818 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_poll_queue [2020-11-30 01:23:14,818 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_poll_queue [2020-11-30 01:23:14,818 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2020-11-30 01:23:14,819 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2020-11-30 01:23:14,819 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2020-11-30 01:23:14,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2020-11-30 01:23:14,819 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_fget [2020-11-30 01:23:14,819 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_fget [2020-11-30 01:23:14,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 01:23:14,819 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-11-30 01:23:14,820 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-11-30 01:23:14,820 INFO L130 BoogieDeclarations]: Found specification of procedure vq_memory_access_ok [2020-11-30 01:23:14,820 INFO L138 BoogieDeclarations]: Found implementation of procedure vq_memory_access_ok [2020-11-30 01:23:14,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-30 01:23:14,820 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2020-11-30 01:23:14,820 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2020-11-30 01:23:14,820 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_release_cmd [2020-11-30 01:23:14,821 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_release_cmd [2020-11-30 01:23:14,821 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_set_default_node_attrs [2020-11-30 01:23:14,821 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_set_default_node_attrs [2020-11-30 01:23:14,821 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_drop_nexus [2020-11-30 01:23:14,821 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_drop_nexus [2020-11-30 01:23:14,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2020-11-30 01:23:14,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2020-11-30 01:23:14,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2020-11-30 01:23:14,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-30 01:23:14,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-11-30 01:23:14,822 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_dev_cleanup [2020-11-30 01:23:14,822 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_dev_cleanup [2020-11-30 01:23:14,823 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2020-11-30 01:23:14,823 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2020-11-30 01:23:14,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_tv_tpg_mutex [2020-11-30 01:23:14,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_tv_tpg_mutex [2020-11-30 01:23:14,823 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-11-30 01:23:14,823 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-11-30 01:23:14,823 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-11-30 01:23:14,824 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-11-30 01:23:14,824 INFO L130 BoogieDeclarations]: Found specification of procedure sas_get_fabric_proto_ident [2020-11-30 01:23:14,824 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_get_fabric_proto_ident [2020-11-30 01:23:14,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2020-11-30 01:23:14,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2020-11-30 01:23:14,824 INFO L130 BoogieDeclarations]: Found specification of procedure get_user_pages_fast [2020-11-30 01:23:14,824 INFO L138 BoogieDeclarations]: Found implementation of procedure get_user_pages_fast [2020-11-30 01:23:14,824 INFO L130 BoogieDeclarations]: Found specification of procedure transport_generic_free_cmd [2020-11-30 01:23:14,825 INFO L138 BoogieDeclarations]: Found implementation of procedure transport_generic_free_cmd [2020-11-30 01:23:14,825 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_scsi_deregister [2020-11-30 01:23:14,825 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_scsi_deregister [2020-11-30 01:23:14,825 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2020-11-30 01:23:14,825 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2020-11-30 01:23:14,825 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_lock [2020-11-30 01:23:14,825 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_lock [2020-11-30 01:23:14,826 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_command_size [2020-11-30 01:23:14,826 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_command_size [2020-11-30 01:23:14,826 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_dump_proto_id [2020-11-30 01:23:14,826 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_dump_proto_id [2020-11-30 01:23:14,826 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_ctx_fileget [2020-11-30 01:23:14,826 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_ctx_fileget [2020-11-30 01:23:14,826 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-11-30 01:23:14,826 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-11-30 01:23:14,827 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_unlock [2020-11-30 01:23:14,827 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_unlock [2020-11-30 01:23:14,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2020-11-30 01:23:14,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2020-11-30 01:23:14,827 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_scsi_clear_endpoint [2020-11-30 01:23:14,827 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_scsi_clear_endpoint [2020-11-30 01:23:14,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2020-11-30 01:23:14,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2020-11-30 01:23:14,828 INFO L130 BoogieDeclarations]: Found specification of procedure mmput [2020-11-30 01:23:14,828 INFO L138 BoogieDeclarations]: Found implementation of procedure mmput [2020-11-30 01:23:14,828 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2020-11-30 01:23:14,828 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2020-11-30 01:23:14,828 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-11-30 01:23:14,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-11-30 01:23:14,828 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_scsi_flush_vq [2020-11-30 01:23:14,829 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_scsi_flush_vq [2020-11-30 01:23:14,829 INFO L130 BoogieDeclarations]: Found specification of procedure copy_user_generic [2020-11-30 01:23:14,829 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_user_generic [2020-11-30 01:23:14,829 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_cpu_idle [2020-11-30 01:23:14,829 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_cpu_idle [2020-11-30 01:23:14,829 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2020-11-30 01:23:14,829 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2020-11-30 01:23:14,830 INFO L130 BoogieDeclarations]: Found specification of procedure sas_parse_pr_out_transport_id [2020-11-30 01:23:14,830 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_parse_pr_out_transport_id [2020-11-30 01:23:14,830 INFO L130 BoogieDeclarations]: Found specification of procedure eventfd_signal [2020-11-30 01:23:14,830 INFO L138 BoogieDeclarations]: Found implementation of procedure eventfd_signal [2020-11-30 01:23:14,830 INFO L130 BoogieDeclarations]: Found specification of procedure utsname [2020-11-30 01:23:14,830 INFO L138 BoogieDeclarations]: Found implementation of procedure utsname [2020-11-30 01:23:14,830 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_poll_stop [2020-11-30 01:23:14,830 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_poll_stop [2020-11-30 01:23:14,831 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2020-11-30 01:23:14,831 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2020-11-30 01:23:14,831 INFO L130 BoogieDeclarations]: Found specification of procedure memory_access_ok [2020-11-30 01:23:14,831 INFO L138 BoogieDeclarations]: Found implementation of procedure memory_access_ok [2020-11-30 01:23:14,831 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2020-11-30 01:23:14,831 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2020-11-30 01:23:14,831 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_add_used [2020-11-30 01:23:14,832 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_add_used [2020-11-30 01:23:14,832 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2020-11-30 01:23:14,832 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2020-11-30 01:23:14,832 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-11-30 01:23:14,832 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-11-30 01:23:14,833 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2020-11-30 01:23:14,837 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2020-11-30 01:23:14,837 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_vhost_drop_nodeacl [2020-11-30 01:23:14,837 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_vhost_drop_nodeacl [2020-11-30 01:23:14,837 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_poll_flush [2020-11-30 01:23:14,837 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_poll_flush [2020-11-30 01:23:14,837 INFO L130 BoogieDeclarations]: Found specification of procedure vhost_signal [2020-11-30 01:23:14,838 INFO L138 BoogieDeclarations]: Found implementation of procedure vhost_signal [2020-11-30 01:23:14,838 INFO L130 BoogieDeclarations]: Found specification of procedure sas_get_pr_transport_id_len [2020-11-30 01:23:14,838 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_get_pr_transport_id_len [2020-11-30 01:24:31,693 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L7455: assume #t~switch217;#res := ~ret~1; [2020-11-30 01:24:31,694 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L7455: assume !#t~switch217;#t~switch217 := #t~switch217 || 4bv32 == ~size; [2020-11-30 01:24:31,694 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L7488: assume 0bv64 != ~tmp___1~4;#res := ~ret~1; [2020-11-30 01:24:31,694 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L7488: assume !(0bv64 != ~tmp___1~4);#res := ~ret~1; [2020-11-30 01:24:31,694 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L7449: havoc #t~switch217; [2020-11-30 01:24:31,694 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L7474: SUMMARY for call #t~ret218 := ldv__builtin_expect(~sign_extendFrom32To64((if 0bv32 != ~ret~1 then 1bv32 else 0bv32)), 0bv64); srcloc: null [2020-11-30 01:24:31,694 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L7470: assume #t~switch217; [2020-11-30 01:24:31,695 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L7470: assume !#t~switch217;#t~switch217 := #t~switch217 || 16bv32 == ~size; [2020-11-30 01:24:31,695 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L7474-1: ~tmp___0~9 := #t~ret218;havoc #t~ret218; [2020-11-30 01:24:31,695 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume #t~switch217;#res := ~ret~1; [2020-11-30 01:24:31,695 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L7497-1: ~tmp___2~3 := #t~ret220;havoc #t~ret220;#res := ~tmp___2~3[32:0]; [2020-11-30 01:24:31,695 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L7497: SUMMARY for call #t~ret220 := copy_user_generic(~dst.base, ~dst.offset, ~src.base, ~src.offset, ~size); srcloc: null [2020-11-30 01:24:31,695 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !#t~switch217;#t~switch217 := #t~switch217 || 2bv32 == ~size; [2020-11-30 01:24:31,695 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L7460: assume #t~switch217;#res := ~ret~1; [2020-11-30 01:24:31,695 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L7460: assume !#t~switch217;#t~switch217 := #t~switch217 || 8bv32 == ~size; [2020-11-30 01:24:31,696 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L7487-1: ~tmp___1~4 := #t~ret219;havoc #t~ret219; [2020-11-30 01:24:31,696 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L7487: SUMMARY for call #t~ret219 := ldv__builtin_expect(~sign_extendFrom32To64((if 0bv32 != ~ret~1 then 1bv32 else 0bv32)), 0bv64); srcloc: null [2020-11-30 01:24:31,696 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L7483: assume #t~switch217; [2020-11-30 01:24:31,696 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L7483: assume !#t~switch217;#t~switch217 := true; [2020-11-30 01:24:31,696 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L7475: assume 0bv64 != ~tmp___0~9;#res := ~ret~1; [2020-11-30 01:24:31,696 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L7475: assume !(0bv64 != ~tmp___0~9);#res := ~ret~1; [2020-11-30 01:24:31,696 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L7496: assume #t~switch217; [2020-11-30 01:24:31,696 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L7496: assume !#t~switch217; [2020-11-30 01:24:31,697 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L7465: assume #t~switch217;#res := ~ret~1; [2020-11-30 01:24:31,697 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L7465: assume !#t~switch217;#t~switch217 := #t~switch217 || 10bv32 == ~size; [2020-11-30 01:25:19,875 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:272) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2020-11-30 01:25:19,881 INFO L168 Benchmark]: Toolchain (without parser) took 132482.87 ms. Allocated memory was 83.9 MB in the beginning and 1.2 GB in the end (delta: 1.2 GB). Free memory was 52.5 MB in the beginning and 1.1 GB in the end (delta: -1.0 GB). Peak memory consumption was 874.5 MB. Max. memory is 16.1 GB. [2020-11-30 01:25:19,882 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 83.9 MB. Free memory was 66.6 MB in the beginning and 66.5 MB in the end (delta: 125.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:25:19,883 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6502.67 ms. Allocated memory was 83.9 MB in the beginning and 260.0 MB in the end (delta: 176.2 MB). Free memory was 52.2 MB in the beginning and 69.8 MB in the end (delta: -17.6 MB). Peak memory consumption was 173.7 MB. Max. memory is 16.1 GB. [2020-11-30 01:25:19,884 INFO L168 Benchmark]: Boogie Procedure Inliner took 431.08 ms. Allocated memory is still 260.0 MB. Free memory was 69.8 MB in the beginning and 143.5 MB in the end (delta: -73.7 MB). Peak memory consumption was 15.4 MB. Max. memory is 16.1 GB. [2020-11-30 01:25:19,885 INFO L168 Benchmark]: Boogie Preprocessor took 358.35 ms. Allocated memory is still 260.0 MB. Free memory was 143.5 MB in the beginning and 80.0 MB in the end (delta: 63.4 MB). Peak memory consumption was 62.9 MB. Max. memory is 16.1 GB. [2020-11-30 01:25:19,886 INFO L168 Benchmark]: RCFGBuilder took 125185.39 ms. Allocated memory was 260.0 MB in the beginning and 1.2 GB in the end (delta: 987.8 MB). Free memory was 79.5 MB in the beginning and 1.1 GB in the end (delta: -995.2 MB). Peak memory consumption was 726.7 MB. Max. memory is 16.1 GB. [2020-11-30 01:25:19,889 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 83.9 MB. Free memory was 66.6 MB in the beginning and 66.5 MB in the end (delta: 125.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 6502.67 ms. Allocated memory was 83.9 MB in the beginning and 260.0 MB in the end (delta: 176.2 MB). Free memory was 52.2 MB in the beginning and 69.8 MB in the end (delta: -17.6 MB). Peak memory consumption was 173.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 431.08 ms. Allocated memory is still 260.0 MB. Free memory was 69.8 MB in the beginning and 143.5 MB in the end (delta: -73.7 MB). Peak memory consumption was 15.4 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 358.35 ms. Allocated memory is still 260.0 MB. Free memory was 143.5 MB in the beginning and 80.0 MB in the end (delta: 63.4 MB). Peak memory consumption was 62.9 MB. Max. memory is 16.1 GB. * RCFGBuilder took 125185.39 ms. Allocated memory was 260.0 MB in the beginning and 1.2 GB in the end (delta: 987.8 MB). Free memory was 79.5 MB in the beginning and 1.1 GB in the end (delta: -995.2 MB). Peak memory consumption was 726.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: NullPointerException: null: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:413) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...