./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--scsi--scsi_tgt.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d5d3578-0456-476b-99df-d0717a19ca59/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d5d3578-0456-476b-99df-d0717a19ca59/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d5d3578-0456-476b-99df-d0717a19ca59/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d5d3578-0456-476b-99df-d0717a19ca59/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--scsi--scsi_tgt.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d5d3578-0456-476b-99df-d0717a19ca59/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d5d3578-0456-476b-99df-d0717a19ca59/bin/utaipan-Q6hlc19bkW --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e3b9005361fd0095f8dbb62f5fee3acdc88198cbc01de43b11979176397f6891 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-4e7fbc6 [2022-11-23 15:08:08,141 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 15:08:08,144 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 15:08:08,169 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 15:08:08,170 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 15:08:08,171 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 15:08:08,172 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 15:08:08,174 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 15:08:08,176 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 15:08:08,177 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 15:08:08,178 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 15:08:08,179 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 15:08:08,179 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 15:08:08,180 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 15:08:08,182 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 15:08:08,183 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 15:08:08,184 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 15:08:08,185 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 15:08:08,187 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 15:08:08,189 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 15:08:08,190 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 15:08:08,192 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 15:08:08,193 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 15:08:08,194 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 15:08:08,198 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 15:08:08,198 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 15:08:08,199 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 15:08:08,200 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 15:08:08,200 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 15:08:08,202 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 15:08:08,202 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 15:08:08,203 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 15:08:08,204 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 15:08:08,205 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 15:08:08,206 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 15:08:08,206 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 15:08:08,207 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 15:08:08,207 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 15:08:08,208 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 15:08:08,209 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 15:08:08,210 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 15:08:08,211 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d5d3578-0456-476b-99df-d0717a19ca59/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-23 15:08:08,235 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 15:08:08,235 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 15:08:08,236 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 15:08:08,236 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 15:08:08,237 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 15:08:08,237 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 15:08:08,237 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 15:08:08,238 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 15:08:08,238 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 15:08:08,238 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 15:08:08,239 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 15:08:08,239 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 15:08:08,239 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 15:08:08,239 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 15:08:08,240 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 15:08:08,240 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 15:08:08,240 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 15:08:08,240 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 15:08:08,241 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 15:08:08,241 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 15:08:08,242 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 15:08:08,242 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 15:08:08,242 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 15:08:08,242 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 15:08:08,243 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 15:08:08,243 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 15:08:08,243 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 15:08:08,243 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 15:08:08,244 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 15:08:08,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:08:08,244 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 15:08:08,244 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 15:08:08,245 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 15:08:08,245 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 15:08:08,245 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 15:08:08,245 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 15:08:08,246 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 15:08:08,246 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 15:08:08,246 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d5d3578-0456-476b-99df-d0717a19ca59/bin/utaipan-Q6hlc19bkW/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d5d3578-0456-476b-99df-d0717a19ca59/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e3b9005361fd0095f8dbb62f5fee3acdc88198cbc01de43b11979176397f6891 [2022-11-23 15:08:08,490 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 15:08:08,512 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 15:08:08,515 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 15:08:08,516 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 15:08:08,517 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 15:08:08,518 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d5d3578-0456-476b-99df-d0717a19ca59/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--scsi--scsi_tgt.ko-main.cil.out.i [2022-11-23 15:08:11,564 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 15:08:12,120 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 15:08:12,121 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d5d3578-0456-476b-99df-d0717a19ca59/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--scsi--scsi_tgt.ko-main.cil.out.i [2022-11-23 15:08:12,170 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d5d3578-0456-476b-99df-d0717a19ca59/bin/utaipan-Q6hlc19bkW/data/0f1df7ba2/55b3b0f9feaf4b3d8979704b000bab88/FLAGbd47ce9de [2022-11-23 15:08:12,194 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d5d3578-0456-476b-99df-d0717a19ca59/bin/utaipan-Q6hlc19bkW/data/0f1df7ba2/55b3b0f9feaf4b3d8979704b000bab88 [2022-11-23 15:08:12,199 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 15:08:12,205 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 15:08:12,210 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 15:08:12,210 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 15:08:12,214 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 15:08:12,215 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:08:12" (1/1) ... [2022-11-23 15:08:12,216 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@94abde1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:12, skipping insertion in model container [2022-11-23 15:08:12,216 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:08:12" (1/1) ... [2022-11-23 15:08:12,225 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 15:08:12,360 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 15:08:13,797 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d5d3578-0456-476b-99df-d0717a19ca59/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--scsi--scsi_tgt.ko-main.cil.out.i[228448,228461] [2022-11-23 15:08:13,927 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 15:08:13,957 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 15:08:14,180 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d5d3578-0456-476b-99df-d0717a19ca59/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--scsi--scsi_tgt.ko-main.cil.out.i[228448,228461] [2022-11-23 15:08:14,190 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 15:08:14,328 INFO L208 MainTranslator]: Completed translation [2022-11-23 15:08:14,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:14 WrapperNode [2022-11-23 15:08:14,339 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 15:08:14,340 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 15:08:14,340 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 15:08:14,341 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 15:08:14,348 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:14" (1/1) ... [2022-11-23 15:08:14,410 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:14" (1/1) ... [2022-11-23 15:08:14,503 INFO L138 Inliner]: procedures = 188, calls = 583, calls flagged for inlining = 72, calls inlined = 47, statements flattened = 1202 [2022-11-23 15:08:14,511 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 15:08:14,511 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 15:08:14,512 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 15:08:14,512 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 15:08:14,522 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:14" (1/1) ... [2022-11-23 15:08:14,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:14" (1/1) ... [2022-11-23 15:08:14,540 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:14" (1/1) ... [2022-11-23 15:08:14,550 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:14" (1/1) ... [2022-11-23 15:08:14,611 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:14" (1/1) ... [2022-11-23 15:08:14,616 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:14" (1/1) ... [2022-11-23 15:08:14,637 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:14" (1/1) ... [2022-11-23 15:08:14,642 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:14" (1/1) ... [2022-11-23 15:08:14,652 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 15:08:14,653 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 15:08:14,653 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 15:08:14,653 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 15:08:14,663 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:14" (1/1) ... [2022-11-23 15:08:14,669 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:08:14,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d5d3578-0456-476b-99df-d0717a19ca59/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:08:14,695 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d5d3578-0456-476b-99df-d0717a19ca59/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 15:08:14,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d5d3578-0456-476b-99df-d0717a19ca59/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 15:08:14,744 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-23 15:08:14,745 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-23 15:08:14,745 INFO L130 BoogieDeclarations]: Found specification of procedure uspace_ring_map [2022-11-23 15:08:14,745 INFO L138 BoogieDeclarations]: Found implementation of procedure uspace_ring_map [2022-11-23 15:08:14,745 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_unmap_user_pages [2022-11-23 15:08:14,745 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_unmap_user_pages [2022-11-23 15:08:14,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 15:08:14,746 INFO L130 BoogieDeclarations]: Found specification of procedure hash_64 [2022-11-23 15:08:14,746 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_64 [2022-11-23 15:08:14,746 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_release_buffers [2022-11-23 15:08:14,746 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_release_buffers [2022-11-23 15:08:14,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-23 15:08:14,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-23 15:08:14,747 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2022-11-23 15:08:14,747 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2022-11-23 15:08:14,747 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_write [2022-11-23 15:08:14,747 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_write [2022-11-23 15:08:14,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 15:08:14,748 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-23 15:08:14,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-23 15:08:14,748 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-23 15:08:14,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-23 15:08:14,748 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_open [2022-11-23 15:08:14,749 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_open [2022-11-23 15:08:14,749 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_destroy [2022-11-23 15:08:14,750 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_destroy [2022-11-23 15:08:14,750 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-23 15:08:14,750 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_tgt_cmd_to_host [2022-11-23 15:08:14,751 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_tgt_cmd_to_host [2022-11-23 15:08:14,751 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-23 15:08:14,751 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-23 15:08:14,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 15:08:14,752 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_ring_idx_inc [2022-11-23 15:08:14,752 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_ring_idx_inc [2022-11-23 15:08:14,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 15:08:14,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-23 15:08:14,752 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_head_event [2022-11-23 15:08:14,753 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_head_event [2022-11-23 15:08:14,753 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2022-11-23 15:08:14,753 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2022-11-23 15:08:14,753 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-23 15:08:14,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-23 15:08:14,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-23 15:08:14,754 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-23 15:08:14,754 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-23 15:08:14,754 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-11-23 15:08:14,754 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-11-23 15:08:14,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 15:08:14,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-23 15:08:14,755 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_ring_exit [2022-11-23 15:08:14,755 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_ring_exit [2022-11-23 15:08:14,756 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_tgt_cmd_destroy [2022-11-23 15:08:14,757 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_tgt_cmd_destroy [2022-11-23 15:08:14,757 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_ring_init [2022-11-23 15:08:14,757 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_ring_init [2022-11-23 15:08:14,757 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-23 15:08:14,758 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-23 15:08:14,758 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_free [2022-11-23 15:08:14,758 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_free [2022-11-23 15:08:14,758 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_poll [2022-11-23 15:08:14,758 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_poll [2022-11-23 15:08:14,758 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-23 15:08:14,759 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-23 15:08:14,759 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_lookup [2022-11-23 15:08:14,759 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_lookup [2022-11-23 15:08:14,759 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_mmap [2022-11-23 15:08:14,759 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_mmap [2022-11-23 15:08:14,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 15:08:14,760 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-23 15:08:14,760 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-23 15:08:14,760 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 15:08:14,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 15:08:15,213 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 15:08:15,215 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 15:08:16,242 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 15:08:16,559 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 15:08:16,559 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-23 15:08:16,564 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:08:16 BoogieIcfgContainer [2022-11-23 15:08:16,564 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 15:08:16,568 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 15:08:16,568 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 15:08:16,572 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 15:08:16,572 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:08:12" (1/3) ... [2022-11-23 15:08:16,574 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7218d1a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:08:16, skipping insertion in model container [2022-11-23 15:08:16,574 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:14" (2/3) ... [2022-11-23 15:08:16,575 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7218d1a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:08:16, skipping insertion in model container [2022-11-23 15:08:16,576 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:08:16" (3/3) ... [2022-11-23 15:08:16,577 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--scsi--scsi_tgt.ko-main.cil.out.i [2022-11-23 15:08:16,596 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 15:08:16,597 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-23 15:08:16,655 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 15:08:16,662 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3e6b2543, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 15:08:16,662 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-23 15:08:16,668 INFO L276 IsEmpty]: Start isEmpty. Operand has 266 states, 166 states have (on average 1.3614457831325302) internal successors, (226), 174 states have internal predecessors, (226), 68 states have call successors, (68), 30 states have call predecessors, (68), 30 states have return successors, (68), 68 states have call predecessors, (68), 68 states have call successors, (68) [2022-11-23 15:08:16,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-23 15:08:16,679 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:08:16,680 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 15:08:16,680 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 15:08:16,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:08:16,686 INFO L85 PathProgramCache]: Analyzing trace with hash -262917524, now seen corresponding path program 1 times [2022-11-23 15:08:16,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:08:16,696 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [118435133] [2022-11-23 15:08:16,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:08:16,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:08:16,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:08:17,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 15:08:17,156 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:08:17,157 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [118435133] [2022-11-23 15:08:17,157 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [118435133] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:08:17,157 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:08:17,158 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 15:08:17,159 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [469166140] [2022-11-23 15:08:17,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:08:17,164 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 15:08:17,164 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:08:17,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 15:08:17,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 15:08:17,215 INFO L87 Difference]: Start difference. First operand has 266 states, 166 states have (on average 1.3614457831325302) internal successors, (226), 174 states have internal predecessors, (226), 68 states have call successors, (68), 30 states have call predecessors, (68), 30 states have return successors, (68), 68 states have call predecessors, (68), 68 states have call successors, (68) Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 15:08:17,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:08:17,439 INFO L93 Difference]: Finished difference Result 274 states and 373 transitions. [2022-11-23 15:08:17,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 15:08:17,441 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 19 [2022-11-23 15:08:17,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:08:17,454 INFO L225 Difference]: With dead ends: 274 [2022-11-23 15:08:17,454 INFO L226 Difference]: Without dead ends: 262 [2022-11-23 15:08:17,457 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 15:08:17,461 INFO L413 NwaCegarLoop]: 294 mSDtfsCounter, 342 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 62 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 342 SdHoareTripleChecker+Valid, 294 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 62 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-23 15:08:17,466 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [342 Valid, 294 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 62 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-23 15:08:17,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states. [2022-11-23 15:08:17,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 262. [2022-11-23 15:08:17,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 262 states, 165 states have (on average 1.3454545454545455) internal successors, (222), 170 states have internal predecessors, (222), 67 states have call successors, (67), 30 states have call predecessors, (67), 29 states have return successors, (65), 65 states have call predecessors, (65), 65 states have call successors, (65) [2022-11-23 15:08:17,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 262 states and 354 transitions. [2022-11-23 15:08:17,598 INFO L78 Accepts]: Start accepts. Automaton has 262 states and 354 transitions. Word has length 19 [2022-11-23 15:08:17,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:08:17,600 INFO L495 AbstractCegarLoop]: Abstraction has 262 states and 354 transitions. [2022-11-23 15:08:17,601 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 15:08:17,601 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 354 transitions. [2022-11-23 15:08:17,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-23 15:08:17,611 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:08:17,612 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 15:08:17,612 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 15:08:17,612 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 15:08:17,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:08:17,613 INFO L85 PathProgramCache]: Analyzing trace with hash 439306207, now seen corresponding path program 1 times [2022-11-23 15:08:17,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:08:17,613 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [341116602] [2022-11-23 15:08:17,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:08:17,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:08:17,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:08:17,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 15:08:17,742 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:08:17,742 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [341116602] [2022-11-23 15:08:17,742 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [341116602] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:08:17,742 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:08:17,742 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 15:08:17,743 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [528282616] [2022-11-23 15:08:17,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:08:17,744 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 15:08:17,744 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:08:17,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 15:08:17,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 15:08:17,745 INFO L87 Difference]: Start difference. First operand 262 states and 354 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 15:08:17,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:08:17,921 INFO L93 Difference]: Finished difference Result 264 states and 355 transitions. [2022-11-23 15:08:17,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 15:08:17,922 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 20 [2022-11-23 15:08:17,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:08:17,925 INFO L225 Difference]: With dead ends: 264 [2022-11-23 15:08:17,925 INFO L226 Difference]: Without dead ends: 261 [2022-11-23 15:08:17,926 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 15:08:17,927 INFO L413 NwaCegarLoop]: 291 mSDtfsCounter, 337 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 337 SdHoareTripleChecker+Valid, 291 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-23 15:08:17,928 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [337 Valid, 291 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 61 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-23 15:08:17,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states. [2022-11-23 15:08:17,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 261. [2022-11-23 15:08:17,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 261 states, 165 states have (on average 1.3393939393939394) internal successors, (221), 169 states have internal predecessors, (221), 66 states have call successors, (66), 30 states have call predecessors, (66), 29 states have return successors, (65), 65 states have call predecessors, (65), 65 states have call successors, (65) [2022-11-23 15:08:17,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 352 transitions. [2022-11-23 15:08:17,962 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 352 transitions. Word has length 20 [2022-11-23 15:08:17,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:08:17,963 INFO L495 AbstractCegarLoop]: Abstraction has 261 states and 352 transitions. [2022-11-23 15:08:17,963 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 15:08:17,964 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 352 transitions. [2022-11-23 15:08:17,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-23 15:08:17,965 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:08:17,965 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 15:08:17,965 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-23 15:08:17,966 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 15:08:17,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:08:17,967 INFO L85 PathProgramCache]: Analyzing trace with hash 733410255, now seen corresponding path program 1 times [2022-11-23 15:08:17,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:08:17,967 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139122891] [2022-11-23 15:08:17,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:08:17,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:08:18,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:08:18,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 15:08:18,079 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:08:18,079 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2139122891] [2022-11-23 15:08:18,080 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2139122891] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:08:18,080 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:08:18,080 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 15:08:18,080 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [534692361] [2022-11-23 15:08:18,081 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:08:18,081 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 15:08:18,081 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:08:18,082 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 15:08:18,082 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 15:08:18,082 INFO L87 Difference]: Start difference. First operand 261 states and 352 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 15:08:18,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:08:18,239 INFO L93 Difference]: Finished difference Result 261 states and 352 transitions. [2022-11-23 15:08:18,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 15:08:18,240 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 21 [2022-11-23 15:08:18,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:08:18,240 INFO L225 Difference]: With dead ends: 261 [2022-11-23 15:08:18,241 INFO L226 Difference]: Without dead ends: 0 [2022-11-23 15:08:18,243 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 15:08:18,244 INFO L413 NwaCegarLoop]: 289 mSDtfsCounter, 333 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 333 SdHoareTripleChecker+Valid, 289 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-23 15:08:18,245 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [333 Valid, 289 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 60 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-23 15:08:18,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-23 15:08:18,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-23 15:08:18,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 15:08:18,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-23 15:08:18,247 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 21 [2022-11-23 15:08:18,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:08:18,247 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-23 15:08:18,247 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-23 15:08:18,247 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-23 15:08:18,248 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-23 15:08:18,250 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-23 15:08:18,251 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-23 15:08:18,253 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-23 15:08:19,055 INFO L902 garLoopResultBuilder]: At program point tgt_ring_idx_incENTRY(lines 7281 7291) the Hoare annotation is: true [2022-11-23 15:08:19,056 INFO L899 garLoopResultBuilder]: For program point tgt_ring_idx_incEXIT(lines 7281 7291) no Hoare annotation was computed. [2022-11-23 15:08:19,056 INFO L899 garLoopResultBuilder]: For program point __raw_spin_lock_initEXIT(lines 8215 8217) no Hoare annotation was computed. [2022-11-23 15:08:19,057 INFO L902 garLoopResultBuilder]: At program point __raw_spin_lock_initENTRY(lines 8215 8217) the Hoare annotation is: true [2022-11-23 15:08:19,057 INFO L899 garLoopResultBuilder]: For program point tgt_ring_exitEXIT(lines 7593 7610) no Hoare annotation was computed. [2022-11-23 15:08:19,057 INFO L902 garLoopResultBuilder]: At program point L7601(lines 7595 7609) the Hoare annotation is: true [2022-11-23 15:08:19,057 INFO L902 garLoopResultBuilder]: At program point tgt_ring_exitENTRY(lines 7593 7610) the Hoare annotation is: true [2022-11-23 15:08:19,057 INFO L902 garLoopResultBuilder]: At program point uspace_ring_mapENTRY(lines 7528 7555) the Hoare annotation is: true [2022-11-23 15:08:19,061 INFO L902 garLoopResultBuilder]: At program point L7546(lines 7533 7554) the Hoare annotation is: true [2022-11-23 15:08:19,061 INFO L899 garLoopResultBuilder]: For program point L7540(lines 7540 7543) no Hoare annotation was computed. [2022-11-23 15:08:19,064 INFO L899 garLoopResultBuilder]: For program point uspace_ring_mapEXIT(lines 7528 7555) no Hoare annotation was computed. [2022-11-23 15:08:19,065 INFO L899 garLoopResultBuilder]: For program point uspace_ring_mapFINAL(lines 7528 7555) no Hoare annotation was computed. [2022-11-23 15:08:19,065 INFO L899 garLoopResultBuilder]: For program point L6615-1(line 6615) no Hoare annotation was computed. [2022-11-23 15:08:19,065 INFO L902 garLoopResultBuilder]: At program point L6615(line 6615) the Hoare annotation is: true [2022-11-23 15:08:19,065 INFO L899 garLoopResultBuilder]: For program point L6613-1(line 6613) no Hoare annotation was computed. [2022-11-23 15:08:19,065 INFO L902 garLoopResultBuilder]: At program point L6613(line 6613) the Hoare annotation is: true [2022-11-23 15:08:19,067 INFO L902 garLoopResultBuilder]: At program point L6575-1(line 6575) the Hoare annotation is: true [2022-11-23 15:08:19,068 INFO L902 garLoopResultBuilder]: At program point L6575(line 6575) the Hoare annotation is: true [2022-11-23 15:08:19,068 INFO L899 garLoopResultBuilder]: For program point L6571-1(line 6571) no Hoare annotation was computed. [2022-11-23 15:08:19,072 INFO L902 garLoopResultBuilder]: At program point L6571(line 6571) the Hoare annotation is: true [2022-11-23 15:08:19,074 INFO L899 garLoopResultBuilder]: For program point L6572-1(line 6572) no Hoare annotation was computed. [2022-11-23 15:08:19,075 INFO L902 garLoopResultBuilder]: At program point L6572(line 6572) the Hoare annotation is: true [2022-11-23 15:08:19,075 INFO L902 garLoopResultBuilder]: At program point L6573-1(line 6573) the Hoare annotation is: true [2022-11-23 15:08:19,076 INFO L902 garLoopResultBuilder]: At program point L6573(line 6573) the Hoare annotation is: true [2022-11-23 15:08:19,076 INFO L902 garLoopResultBuilder]: At program point scsi_tgt_cmd_destroyENTRY(lines 6604 6619) the Hoare annotation is: true [2022-11-23 15:08:19,076 INFO L899 garLoopResultBuilder]: For program point scsi_tgt_cmd_destroyEXIT(lines 6604 6619) no Hoare annotation was computed. [2022-11-23 15:08:19,076 INFO L899 garLoopResultBuilder]: For program point L6427-1(line 6427) no Hoare annotation was computed. [2022-11-23 15:08:19,076 INFO L902 garLoopResultBuilder]: At program point L6427(line 6427) the Hoare annotation is: true [2022-11-23 15:08:19,076 INFO L899 garLoopResultBuilder]: For program point L6940(lines 6940 6944) no Hoare annotation was computed. [2022-11-23 15:08:19,077 INFO L899 garLoopResultBuilder]: For program point L6973-1(line 6973) no Hoare annotation was computed. [2022-11-23 15:08:19,077 INFO L902 garLoopResultBuilder]: At program point L6973(line 6973) the Hoare annotation is: true [2022-11-23 15:08:19,077 INFO L899 garLoopResultBuilder]: For program point L7469(line 7469) no Hoare annotation was computed. [2022-11-23 15:08:19,077 INFO L902 garLoopResultBuilder]: At program point L6974(line 6974) the Hoare annotation is: true [2022-11-23 15:08:19,077 INFO L899 garLoopResultBuilder]: For program point L7007-1(line 7007) no Hoare annotation was computed. [2022-11-23 15:08:19,078 INFO L902 garLoopResultBuilder]: At program point L7007(line 7007) the Hoare annotation is: true [2022-11-23 15:08:19,078 INFO L899 garLoopResultBuilder]: For program point L6974-1(line 6974) no Hoare annotation was computed. [2022-11-23 15:08:19,078 INFO L902 garLoopResultBuilder]: At program point L6430(line 6430) the Hoare annotation is: true [2022-11-23 15:08:19,079 INFO L902 garLoopResultBuilder]: At program point L6975-1(line 6975) the Hoare annotation is: true [2022-11-23 15:08:19,079 INFO L902 garLoopResultBuilder]: At program point L6975(line 6975) the Hoare annotation is: true [2022-11-23 15:08:19,079 INFO L899 garLoopResultBuilder]: For program point L7008(lines 7008 7012) no Hoare annotation was computed. [2022-11-23 15:08:19,079 INFO L902 garLoopResultBuilder]: At program point L6876-1(line 6876) the Hoare annotation is: true [2022-11-23 15:08:19,079 INFO L902 garLoopResultBuilder]: At program point L6876(line 6876) the Hoare annotation is: true [2022-11-23 15:08:19,079 INFO L902 garLoopResultBuilder]: At program point L6909(lines 6890 6918) the Hoare annotation is: true [2022-11-23 15:08:19,080 INFO L899 garLoopResultBuilder]: For program point L6430-1(line 6430) no Hoare annotation was computed. [2022-11-23 15:08:19,080 INFO L902 garLoopResultBuilder]: At program point tgt_writeENTRY(lines 7481 7500) the Hoare annotation is: true [2022-11-23 15:08:19,080 INFO L899 garLoopResultBuilder]: For program point L6893-1(line 6893) no Hoare annotation was computed. [2022-11-23 15:08:19,080 INFO L902 garLoopResultBuilder]: At program point L6893(line 6893) the Hoare annotation is: true [2022-11-23 15:08:19,080 INFO L899 garLoopResultBuilder]: For program point L7488-1(line 7488) no Hoare annotation was computed. [2022-11-23 15:08:19,081 INFO L902 garLoopResultBuilder]: At program point L7488(line 7488) the Hoare annotation is: true [2022-11-23 15:08:19,081 INFO L902 garLoopResultBuilder]: At program point L6431-2(lines 6431 6435) the Hoare annotation is: true [2022-11-23 15:08:19,081 INFO L902 garLoopResultBuilder]: At program point L6960-2(lines 6932 6986) the Hoare annotation is: true [2022-11-23 15:08:19,081 INFO L902 garLoopResultBuilder]: At program point L6960(lines 6960 6963) the Hoare annotation is: true [2022-11-23 15:08:19,081 INFO L902 garLoopResultBuilder]: At program point L7489(lines 7489 7492) the Hoare annotation is: true [2022-11-23 15:08:19,081 INFO L899 garLoopResultBuilder]: For program point L6895-1(line 6895) no Hoare annotation was computed. [2022-11-23 15:08:19,082 INFO L902 garLoopResultBuilder]: At program point L6895(line 6895) the Hoare annotation is: true [2022-11-23 15:08:19,082 INFO L902 garLoopResultBuilder]: At program point L6830(lines 6830 6834) the Hoare annotation is: true [2022-11-23 15:08:19,082 INFO L899 garLoopResultBuilder]: For program point L6896-1(line 6896) no Hoare annotation was computed. [2022-11-23 15:08:19,082 INFO L902 garLoopResultBuilder]: At program point L6896(line 6896) the Hoare annotation is: true [2022-11-23 15:08:19,082 INFO L899 garLoopResultBuilder]: For program point L6946(lines 6946 6951) no Hoare annotation was computed. [2022-11-23 15:08:19,082 INFO L902 garLoopResultBuilder]: At program point L6913(lines 6890 6918) the Hoare annotation is: true [2022-11-23 15:08:19,083 INFO L902 garLoopResultBuilder]: At program point L6831-1(lines 6818 6840) the Hoare annotation is: true [2022-11-23 15:08:19,083 INFO L902 garLoopResultBuilder]: At program point L6831(line 6831) the Hoare annotation is: true [2022-11-23 15:08:19,084 INFO L899 garLoopResultBuilder]: For program point L7459(line 7459) no Hoare annotation was computed. [2022-11-23 15:08:19,084 INFO L899 garLoopResultBuilder]: For program point L6964-1(lines 6964 6981) no Hoare annotation was computed. [2022-11-23 15:08:19,084 INFO L899 garLoopResultBuilder]: For program point L7493-1(line 7493) no Hoare annotation was computed. [2022-11-23 15:08:19,084 INFO L899 garLoopResultBuilder]: For program point L6436(line 6436) no Hoare annotation was computed. [2022-11-23 15:08:19,084 INFO L902 garLoopResultBuilder]: At program point L7493(line 7493) the Hoare annotation is: true [2022-11-23 15:08:19,085 INFO L902 garLoopResultBuilder]: At program point L7477(lines 7456 7479) the Hoare annotation is: true [2022-11-23 15:08:19,085 INFO L902 garLoopResultBuilder]: At program point L6916(line 6916) the Hoare annotation is: true [2022-11-23 15:08:19,085 INFO L902 garLoopResultBuilder]: At program point L7065(lines 7051 7068) the Hoare annotation is: true [2022-11-23 15:08:19,085 INFO L899 garLoopResultBuilder]: For program point L6421-1(line 6421) no Hoare annotation was computed. [2022-11-23 15:08:19,085 INFO L902 garLoopResultBuilder]: At program point L6421(line 6421) the Hoare annotation is: true [2022-11-23 15:08:19,085 INFO L902 garLoopResultBuilder]: At program point L6983(lines 6932 6986) the Hoare annotation is: true [2022-11-23 15:08:19,086 INFO L899 garLoopResultBuilder]: For program point L7066(line 7066) no Hoare annotation was computed. [2022-11-23 15:08:19,086 INFO L902 garLoopResultBuilder]: At program point L6934(line 6934) the Hoare annotation is: true [2022-11-23 15:08:19,086 INFO L899 garLoopResultBuilder]: For program point L6422(lines 6422 6438) no Hoare annotation was computed. [2022-11-23 15:08:19,086 INFO L899 garLoopResultBuilder]: For program point L6967(lines 6967 6979) no Hoare annotation was computed. [2022-11-23 15:08:19,087 INFO L902 garLoopResultBuilder]: At program point L6802(line 6802) the Hoare annotation is: true [2022-11-23 15:08:19,087 INFO L899 garLoopResultBuilder]: For program point L6934-1(line 6934) no Hoare annotation was computed. [2022-11-23 15:08:19,087 INFO L899 garLoopResultBuilder]: For program point L6901(lines 6901 6906) no Hoare annotation was computed. [2022-11-23 15:08:19,088 INFO L899 garLoopResultBuilder]: For program point L6802-1(line 6802) no Hoare annotation was computed. [2022-11-23 15:08:19,088 INFO L899 garLoopResultBuilder]: For program point L6984(line 6984) no Hoare annotation was computed. [2022-11-23 15:08:19,088 INFO L902 garLoopResultBuilder]: At program point L7496(lines 7485 7499) the Hoare annotation is: true [2022-11-23 15:08:19,090 INFO L902 garLoopResultBuilder]: At program point L7067(lines 7048 7069) the Hoare annotation is: true [2022-11-23 15:08:19,090 INFO L899 garLoopResultBuilder]: For program point L6423-1(line 6423) no Hoare annotation was computed. [2022-11-23 15:08:19,090 INFO L899 garLoopResultBuilder]: For program point L6935(lines 6935 6939) no Hoare annotation was computed. [2022-11-23 15:08:19,090 INFO L902 garLoopResultBuilder]: At program point L6423(line 6423) the Hoare annotation is: true [2022-11-23 15:08:19,090 INFO L899 garLoopResultBuilder]: For program point tgt_writeEXIT(lines 7481 7500) no Hoare annotation was computed. [2022-11-23 15:08:19,091 INFO L902 garLoopResultBuilder]: At program point L6985(lines 6920 6987) the Hoare annotation is: true [2022-11-23 15:08:19,091 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-23 15:08:19,091 INFO L902 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: true [2022-11-23 15:08:19,091 INFO L899 garLoopResultBuilder]: For program point L-1-2(line -1) no Hoare annotation was computed. [2022-11-23 15:08:19,091 INFO L899 garLoopResultBuilder]: For program point L-1-4(line -1) no Hoare annotation was computed. [2022-11-23 15:08:19,091 INFO L902 garLoopResultBuilder]: At program point L-1-5(line -1) the Hoare annotation is: true [2022-11-23 15:08:19,092 INFO L902 garLoopResultBuilder]: At program point L6870(line 6870) the Hoare annotation is: true [2022-11-23 15:08:19,092 INFO L899 garLoopResultBuilder]: For program point L-1-6(line -1) no Hoare annotation was computed. [2022-11-23 15:08:19,093 INFO L902 garLoopResultBuilder]: At program point L6903(line 6903) the Hoare annotation is: true [2022-11-23 15:08:19,093 INFO L902 garLoopResultBuilder]: At program point L-1-8(line -1) the Hoare annotation is: true [2022-11-23 15:08:19,093 INFO L899 garLoopResultBuilder]: For program point L-1-9(line -1) no Hoare annotation was computed. [2022-11-23 15:08:19,093 INFO L902 garLoopResultBuilder]: At program point L-1-10(line -1) the Hoare annotation is: true [2022-11-23 15:08:19,093 INFO L899 garLoopResultBuilder]: For program point L6870-1(line 6870) no Hoare annotation was computed. [2022-11-23 15:08:19,093 INFO L902 garLoopResultBuilder]: At program point L7019(lines 7005 7022) the Hoare annotation is: true [2022-11-23 15:08:19,094 INFO L899 garLoopResultBuilder]: For program point L6953(lines 6953 6957) no Hoare annotation was computed. [2022-11-23 15:08:19,094 INFO L899 garLoopResultBuilder]: For program point L7465(line 7465) no Hoare annotation was computed. [2022-11-23 15:08:19,094 INFO L899 garLoopResultBuilder]: For program point L6838(line 6838) no Hoare annotation was computed. [2022-11-23 15:08:19,094 INFO L899 garLoopResultBuilder]: For program point L6425-1(line 6425) no Hoare annotation was computed. [2022-11-23 15:08:19,094 INFO L902 garLoopResultBuilder]: At program point L6425(line 6425) the Hoare annotation is: true [2022-11-23 15:08:19,094 INFO L899 garLoopResultBuilder]: For program point L7020(line 7020) no Hoare annotation was computed. [2022-11-23 15:08:19,095 INFO L899 garLoopResultBuilder]: For program point L7053-1(line 7053) no Hoare annotation was computed. [2022-11-23 15:08:19,095 INFO L902 garLoopResultBuilder]: At program point L7053(line 7053) the Hoare annotation is: true [2022-11-23 15:08:19,095 INFO L902 garLoopResultBuilder]: At program point L6822(lines 6822 6827) the Hoare annotation is: true [2022-11-23 15:08:19,095 INFO L899 garLoopResultBuilder]: For program point L6426(lines 6426 6437) no Hoare annotation was computed. [2022-11-23 15:08:19,095 INFO L899 garLoopResultBuilder]: For program point L6971-1(line 6971) no Hoare annotation was computed. [2022-11-23 15:08:19,096 INFO L902 garLoopResultBuilder]: At program point L6971(line 6971) the Hoare annotation is: true [2022-11-23 15:08:19,096 INFO L902 garLoopResultBuilder]: At program point L6839(lines 6813 6841) the Hoare annotation is: true [2022-11-23 15:08:19,097 INFO L902 garLoopResultBuilder]: At program point L6426-2(lines 6422 6438) the Hoare annotation is: true [2022-11-23 15:08:19,097 INFO L899 garLoopResultBuilder]: For program point L7054(lines 7054 7058) no Hoare annotation was computed. [2022-11-23 15:08:19,097 INFO L902 garLoopResultBuilder]: At program point L7021(lines 7002 7023) the Hoare annotation is: true [2022-11-23 15:08:19,097 INFO L899 garLoopResultBuilder]: For program point L7615-1(line 7615) no Hoare annotation was computed. [2022-11-23 15:08:19,097 INFO L902 garLoopResultBuilder]: At program point L7615(line 7615) the Hoare annotation is: true [2022-11-23 15:08:19,097 INFO L899 garLoopResultBuilder]: For program point L7616-1(lines 7616 7617) no Hoare annotation was computed. [2022-11-23 15:08:19,098 INFO L902 garLoopResultBuilder]: At program point L7616(lines 7616 7617) the Hoare annotation is: true [2022-11-23 15:08:19,098 INFO L899 garLoopResultBuilder]: For program point tgt_ring_initFINAL(lines 7611 7637) no Hoare annotation was computed. [2022-11-23 15:08:19,098 INFO L899 garLoopResultBuilder]: For program point tgt_ring_initEXIT(lines 7611 7637) no Hoare annotation was computed. [2022-11-23 15:08:19,099 INFO L902 garLoopResultBuilder]: At program point L7628(lines 7614 7636) the Hoare annotation is: true [2022-11-23 15:08:19,099 INFO L902 garLoopResultBuilder]: At program point tgt_ring_initENTRY(lines 7611 7637) the Hoare annotation is: true [2022-11-23 15:08:19,099 INFO L899 garLoopResultBuilder]: For program point L7622(lines 7622 7626) no Hoare annotation was computed. [2022-11-23 15:08:19,099 INFO L902 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 7842 7847) the Hoare annotation is: true [2022-11-23 15:08:19,099 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 7845) no Hoare annotation was computed. [2022-11-23 15:08:19,100 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 7842 7847) no Hoare annotation was computed. [2022-11-23 15:08:19,100 INFO L899 garLoopResultBuilder]: For program point list_delEXIT(lines 8290 8292) no Hoare annotation was computed. [2022-11-23 15:08:19,100 INFO L902 garLoopResultBuilder]: At program point list_delENTRY(lines 8290 8292) the Hoare annotation is: true [2022-11-23 15:08:19,100 INFO L902 garLoopResultBuilder]: At program point kmem_cache_freeENTRY(lines 8283 8285) the Hoare annotation is: true [2022-11-23 15:08:19,100 INFO L899 garLoopResultBuilder]: For program point kmem_cache_freeEXIT(lines 8283 8285) no Hoare annotation was computed. [2022-11-23 15:08:19,101 INFO L899 garLoopResultBuilder]: For program point tgt_head_eventEXIT(lines 7292 7300) no Hoare annotation was computed. [2022-11-23 15:08:19,101 INFO L902 garLoopResultBuilder]: At program point tgt_head_eventENTRY(lines 7292 7300) the Hoare annotation is: true [2022-11-23 15:08:19,102 INFO L899 garLoopResultBuilder]: For program point L7519(line 7519) no Hoare annotation was computed. [2022-11-23 15:08:19,105 INFO L899 garLoopResultBuilder]: For program point L7513-1(line 7513) no Hoare annotation was computed. [2022-11-23 15:08:19,106 INFO L902 garLoopResultBuilder]: At program point L7513(line 7513) the Hoare annotation is: true [2022-11-23 15:08:19,106 INFO L902 garLoopResultBuilder]: At program point tgt_pollENTRY(lines 7501 7527) the Hoare annotation is: true [2022-11-23 15:08:19,106 INFO L899 garLoopResultBuilder]: For program point L7524(line 7524) no Hoare annotation was computed. [2022-11-23 15:08:19,106 INFO L902 garLoopResultBuilder]: At program point L7520-2(lines 7520 7523) the Hoare annotation is: true [2022-11-23 15:08:19,106 INFO L899 garLoopResultBuilder]: For program point L7512-1(line 7512) no Hoare annotation was computed. [2022-11-23 15:08:19,107 INFO L902 garLoopResultBuilder]: At program point L7512(line 7512) the Hoare annotation is: true [2022-11-23 15:08:19,107 INFO L902 garLoopResultBuilder]: At program point L7514-2(lines 7514 7518) the Hoare annotation is: true [2022-11-23 15:08:19,107 INFO L899 garLoopResultBuilder]: For program point tgt_pollEXIT(lines 7501 7527) no Hoare annotation was computed. [2022-11-23 15:08:19,107 INFO L902 garLoopResultBuilder]: At program point scsi_unmap_user_pagesENTRY(lines 6597 6603) the Hoare annotation is: true [2022-11-23 15:08:19,109 INFO L899 garLoopResultBuilder]: For program point scsi_unmap_user_pagesEXIT(lines 6597 6603) no Hoare annotation was computed. [2022-11-23 15:08:19,109 INFO L899 garLoopResultBuilder]: For program point _raw_spin_lock_irqsaveEXIT(lines 8235 8237) no Hoare annotation was computed. [2022-11-23 15:08:19,109 INFO L902 garLoopResultBuilder]: At program point _raw_spin_lock_irqsaveENTRY(lines 8235 8237) the Hoare annotation is: true [2022-11-23 15:08:19,109 INFO L902 garLoopResultBuilder]: At program point scsi_host_putENTRY(lines 8335 8337) the Hoare annotation is: true [2022-11-23 15:08:19,109 INFO L899 garLoopResultBuilder]: For program point scsi_host_putEXIT(lines 8335 8337) no Hoare annotation was computed. [2022-11-23 15:08:19,109 INFO L899 garLoopResultBuilder]: For program point hash_64EXIT(lines 6456 6476) no Hoare annotation was computed. [2022-11-23 15:08:19,109 INFO L902 garLoopResultBuilder]: At program point hash_64ENTRY(lines 6456 6476) the Hoare annotation is: true [2022-11-23 15:08:19,109 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~intEXIT(line -1) no Hoare annotation was computed. [2022-11-23 15:08:19,110 INFO L902 garLoopResultBuilder]: At program point ##fun~$Pointer$~TO~intENTRY(line -1) the Hoare annotation is: true [2022-11-23 15:08:19,110 INFO L902 garLoopResultBuilder]: At program point ldv__builtin_expectENTRY(lines 7849 7854) the Hoare annotation is: true [2022-11-23 15:08:19,110 INFO L899 garLoopResultBuilder]: For program point ldv__builtin_expectEXIT(lines 7849 7854) no Hoare annotation was computed. [2022-11-23 15:08:19,110 INFO L902 garLoopResultBuilder]: At program point tgt_openENTRY(lines 7580 7587) the Hoare annotation is: true [2022-11-23 15:08:19,110 INFO L899 garLoopResultBuilder]: For program point tgt_openEXIT(lines 7580 7587) no Hoare annotation was computed. [2022-11-23 15:08:19,110 INFO L902 garLoopResultBuilder]: At program point scsi_host_lookupENTRY(lines 8332 8334) the Hoare annotation is: true [2022-11-23 15:08:19,110 INFO L899 garLoopResultBuilder]: For program point L8333-1(line 8333) no Hoare annotation was computed. [2022-11-23 15:08:19,110 INFO L902 garLoopResultBuilder]: At program point L8333(line 8333) the Hoare annotation is: true [2022-11-23 15:08:19,110 INFO L899 garLoopResultBuilder]: For program point scsi_host_lookupEXIT(lines 8332 8334) no Hoare annotation was computed. [2022-11-23 15:08:19,110 INFO L902 garLoopResultBuilder]: At program point tgt_mmapENTRY(lines 7556 7579) the Hoare annotation is: true [2022-11-23 15:08:19,111 INFO L899 garLoopResultBuilder]: For program point L7576-1(line 7576) no Hoare annotation was computed. [2022-11-23 15:08:19,111 INFO L902 garLoopResultBuilder]: At program point L7576(line 7576) the Hoare annotation is: true [2022-11-23 15:08:19,111 INFO L899 garLoopResultBuilder]: For program point L7571-1(line 7571) no Hoare annotation was computed. [2022-11-23 15:08:19,111 INFO L899 garLoopResultBuilder]: For program point tgt_mmapEXIT(lines 7556 7579) no Hoare annotation was computed. [2022-11-23 15:08:19,111 INFO L902 garLoopResultBuilder]: At program point L7571(line 7571) the Hoare annotation is: true [2022-11-23 15:08:19,111 INFO L899 garLoopResultBuilder]: For program point L7572(lines 7572 7575) no Hoare annotation was computed. [2022-11-23 15:08:19,111 INFO L899 garLoopResultBuilder]: For program point tgt_mmapFINAL(lines 7556 7579) no Hoare annotation was computed. [2022-11-23 15:08:19,111 INFO L899 garLoopResultBuilder]: For program point L7564(lines 7564 7569) no Hoare annotation was computed. [2022-11-23 15:08:19,112 INFO L899 garLoopResultBuilder]: For program point L7560(lines 7560 7563) no Hoare annotation was computed. [2022-11-23 15:08:19,112 INFO L902 garLoopResultBuilder]: At program point scsi_release_buffersENTRY(lines 8342 8344) the Hoare annotation is: true [2022-11-23 15:08:19,112 INFO L899 garLoopResultBuilder]: For program point scsi_release_buffersEXIT(lines 8342 8344) no Hoare annotation was computed. [2022-11-23 15:08:19,112 INFO L899 garLoopResultBuilder]: For program point kmem_cache_destroyEXIT(lines 8280 8282) no Hoare annotation was computed. [2022-11-23 15:08:19,112 INFO L902 garLoopResultBuilder]: At program point kmem_cache_destroyENTRY(lines 8280 8282) the Hoare annotation is: true [2022-11-23 15:08:19,112 INFO L902 garLoopResultBuilder]: At program point spin_unlock_irqrestoreENTRY(lines 6348 6354) the Hoare annotation is: true [2022-11-23 15:08:19,112 INFO L899 garLoopResultBuilder]: For program point spin_unlock_irqrestoreEXIT(lines 6348 6354) no Hoare annotation was computed. [2022-11-23 15:08:19,112 INFO L902 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 6377 6386) the Hoare annotation is: true [2022-11-23 15:08:19,113 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 6377 6386) no Hoare annotation was computed. [2022-11-23 15:08:19,113 INFO L899 garLoopResultBuilder]: For program point destroy_workqueueEXIT(lines 8261 8263) no Hoare annotation was computed. [2022-11-23 15:08:19,113 INFO L902 garLoopResultBuilder]: At program point destroy_workqueueENTRY(lines 8261 8263) the Hoare annotation is: true [2022-11-23 15:08:19,113 INFO L899 garLoopResultBuilder]: For program point _copy_from_userEXIT(lines 8231 8233) no Hoare annotation was computed. [2022-11-23 15:08:19,113 INFO L902 garLoopResultBuilder]: At program point _copy_from_userENTRY(lines 8231 8233) the Hoare annotation is: true [2022-11-23 15:08:19,113 INFO L902 garLoopResultBuilder]: At program point list_addENTRY(lines 6292 6298) the Hoare annotation is: true [2022-11-23 15:08:19,113 INFO L899 garLoopResultBuilder]: For program point list_addEXIT(lines 6292 6298) no Hoare annotation was computed. [2022-11-23 15:08:19,113 INFO L899 garLoopResultBuilder]: For program point L7137(lines 7137 7142) no Hoare annotation was computed. [2022-11-23 15:08:19,114 INFO L899 garLoopResultBuilder]: For program point L7699-1(line 7699) no Hoare annotation was computed. [2022-11-23 15:08:19,114 INFO L895 garLoopResultBuilder]: At program point L7699(line 7699) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 15:08:19,114 INFO L895 garLoopResultBuilder]: At program point L7650(line 7650) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 15:08:19,114 INFO L899 garLoopResultBuilder]: For program point L7716(line 7716) no Hoare annotation was computed. [2022-11-23 15:08:19,114 INFO L899 garLoopResultBuilder]: For program point L7105-1(line 7105) no Hoare annotation was computed. [2022-11-23 15:08:19,115 INFO L895 garLoopResultBuilder]: At program point L7105(line 7105) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 15:08:19,115 INFO L899 garLoopResultBuilder]: For program point L7650-1(line 7650) no Hoare annotation was computed. [2022-11-23 15:08:19,115 INFO L902 garLoopResultBuilder]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2022-11-23 15:08:19,115 INFO L895 garLoopResultBuilder]: At program point L8278(line 8278) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 15:08:19,115 INFO L895 garLoopResultBuilder]: At program point L7667(lines 7649 7671) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 15:08:19,115 INFO L895 garLoopResultBuilder]: At program point L8278-1(line 8278) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 15:08:19,115 INFO L899 garLoopResultBuilder]: For program point L7717-2(lines 7691 7756) no Hoare annotation was computed. [2022-11-23 15:08:19,115 INFO L899 garLoopResultBuilder]: For program point L7651(lines 7651 7654) no Hoare annotation was computed. [2022-11-23 15:08:19,116 INFO L899 garLoopResultBuilder]: For program point L7717(lines 7717 7721) no Hoare annotation was computed. [2022-11-23 15:08:19,116 INFO L899 garLoopResultBuilder]: For program point L7090(lines 7090 7093) no Hoare annotation was computed. [2022-11-23 15:08:19,116 INFO L895 garLoopResultBuilder]: At program point L7718(line 7718) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 15:08:19,116 INFO L895 garLoopResultBuilder]: At program point L7107-1(lines 7102 7110) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 15:08:19,116 INFO L895 garLoopResultBuilder]: At program point L7107(line 7107) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 15:08:19,116 INFO L899 garLoopResultBuilder]: For program point L7718-1(line 7718) no Hoare annotation was computed. [2022-11-23 15:08:19,116 INFO L895 garLoopResultBuilder]: At program point L7735(line 7735) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 15:08:19,117 INFO L895 garLoopResultBuilder]: At program point L7091(lines 7075 7100) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 15:08:19,117 INFO L899 garLoopResultBuilder]: For program point L7669(line 7669) no Hoare annotation was computed. [2022-11-23 15:08:19,117 INFO L899 garLoopResultBuilder]: For program point L8181(lines 8181 8184) no Hoare annotation was computed. [2022-11-23 15:08:19,117 INFO L895 garLoopResultBuilder]: At program point L7670(lines 7647 7672) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 15:08:19,117 INFO L899 garLoopResultBuilder]: For program point L7736(lines 7736 7744) no Hoare annotation was computed. [2022-11-23 15:08:19,117 INFO L899 garLoopResultBuilder]: For program point L7126(line 7126) no Hoare annotation was computed. [2022-11-23 15:08:19,117 INFO L899 garLoopResultBuilder]: For program point L8183-1(lines 8180 8194) no Hoare annotation was computed. [2022-11-23 15:08:19,117 INFO L895 garLoopResultBuilder]: At program point L8183(line 8183) the Hoare annotation is: false [2022-11-23 15:08:19,117 INFO L899 garLoopResultBuilder]: For program point L7704(line 7704) no Hoare annotation was computed. [2022-11-23 15:08:19,118 INFO L899 garLoopResultBuilder]: For program point L7737-1(line 7737) no Hoare annotation was computed. [2022-11-23 15:08:19,118 INFO L895 garLoopResultBuilder]: At program point L7737(line 7737) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 15:08:19,118 INFO L899 garLoopResultBuilder]: For program point L7655-1(line 7655) no Hoare annotation was computed. [2022-11-23 15:08:19,118 INFO L895 garLoopResultBuilder]: At program point L7655(line 7655) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 15:08:19,118 INFO L899 garLoopResultBuilder]: For program point L7077(lines 7077 7080) no Hoare annotation was computed. [2022-11-23 15:08:19,118 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-23 15:08:19,118 INFO L899 garLoopResultBuilder]: For program point L7127(lines 7127 7130) no Hoare annotation was computed. [2022-11-23 15:08:19,118 INFO L899 garLoopResultBuilder]: For program point L7705-2(lines 7691 7756) no Hoare annotation was computed. [2022-11-23 15:08:19,119 INFO L899 garLoopResultBuilder]: For program point L7705(lines 7705 7709) no Hoare annotation was computed. [2022-11-23 15:08:19,119 INFO L899 garLoopResultBuilder]: For program point L7144(line 7144) no Hoare annotation was computed. [2022-11-23 15:08:19,119 INFO L895 garLoopResultBuilder]: At program point L7656(lines 7656 7659) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 15:08:19,119 INFO L895 garLoopResultBuilder]: At program point L7706(line 7706) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 15:08:19,119 INFO L899 garLoopResultBuilder]: For program point L7706-1(line 7706) no Hoare annotation was computed. [2022-11-23 15:08:19,119 INFO L899 garLoopResultBuilder]: For program point L7723-1(line 7723) no Hoare annotation was computed. [2022-11-23 15:08:19,119 INFO L895 garLoopResultBuilder]: At program point L7723(line 7723) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 15:08:19,120 INFO L899 garLoopResultBuilder]: For program point L7145(lines 7145 7157) no Hoare annotation was computed. [2022-11-23 15:08:19,120 INFO L895 garLoopResultBuilder]: At program point L7641-1(line 7641) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 15:08:19,120 INFO L895 garLoopResultBuilder]: At program point L7096(lines 7075 7100) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 15:08:19,120 INFO L895 garLoopResultBuilder]: At program point L7641(line 7641) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 15:08:19,120 INFO L895 garLoopResultBuilder]: At program point L7757(lines 7687 7760) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 15:08:19,120 INFO L895 garLoopResultBuilder]: At program point L7642(line 7642) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 15:08:19,120 INFO L899 garLoopResultBuilder]: For program point L8187-1(lines 8180 8194) no Hoare annotation was computed. [2022-11-23 15:08:19,121 INFO L895 garLoopResultBuilder]: At program point L8187(line 8187) the Hoare annotation is: false [2022-11-23 15:08:19,121 INFO L899 garLoopResultBuilder]: For program point L7692(line 7692) no Hoare annotation was computed. [2022-11-23 15:08:19,121 INFO L899 garLoopResultBuilder]: For program point L7147-2(lines 7145 7156) no Hoare annotation was computed. [2022-11-23 15:08:19,121 INFO L899 garLoopResultBuilder]: For program point L7098(line 7098) no Hoare annotation was computed. [2022-11-23 15:08:19,121 INFO L899 garLoopResultBuilder]: For program point L7693-2(lines 7691 7756) no Hoare annotation was computed. [2022-11-23 15:08:19,121 INFO L899 garLoopResultBuilder]: For program point L7693(lines 7693 7697) no Hoare annotation was computed. [2022-11-23 15:08:19,121 INFO L895 garLoopResultBuilder]: At program point L7099(lines 7070 7101) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 15:08:19,122 INFO L899 garLoopResultBuilder]: For program point L7132(line 7132) no Hoare annotation was computed. [2022-11-23 15:08:19,122 INFO L895 garLoopResultBuilder]: At program point L7694(line 7694) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 15:08:19,122 INFO L899 garLoopResultBuilder]: For program point L7694-1(line 7694) no Hoare annotation was computed. [2022-11-23 15:08:19,122 INFO L899 garLoopResultBuilder]: For program point L7661(lines 7661 7664) no Hoare annotation was computed. [2022-11-23 15:08:19,122 INFO L899 garLoopResultBuilder]: For program point L7711-1(line 7711) no Hoare annotation was computed. [2022-11-23 15:08:19,122 INFO L895 garLoopResultBuilder]: At program point L7711(line 7711) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 15:08:19,122 INFO L899 garLoopResultBuilder]: For program point L7133(lines 7133 7164) no Hoare annotation was computed. [2022-11-23 15:08:19,122 INFO L895 garLoopResultBuilder]: At program point L7662(lines 7649 7671) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 15:08:19,123 INFO L895 garLoopResultBuilder]: At program point L7728(line 7728) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 15:08:19,123 INFO L899 garLoopResultBuilder]: For program point L7084(lines 7084 7088) no Hoare annotation was computed. [2022-11-23 15:08:19,123 INFO L895 garLoopResultBuilder]: At program point L8191-1(lines 8178 8195) the Hoare annotation is: (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) [2022-11-23 15:08:19,123 INFO L895 garLoopResultBuilder]: At program point L8191(line 8191) the Hoare annotation is: false [2022-11-23 15:08:19,123 INFO L899 garLoopResultBuilder]: For program point L7136(line 7136) no Hoare annotation was computed. [2022-11-23 15:08:19,123 INFO L895 garLoopResultBuilder]: At program point L7169(lines 7118 7174) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 15:08:19,123 INFO L895 garLoopResultBuilder]: At program point L7153(lines 7118 7174) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 15:08:19,124 INFO L902 garLoopResultBuilder]: At program point scsi_tgt_cmd_to_hostENTRY(lines 6765 6771) the Hoare annotation is: true [2022-11-23 15:08:19,124 INFO L899 garLoopResultBuilder]: For program point scsi_tgt_cmd_to_hostEXIT(lines 6765 6771) no Hoare annotation was computed. [2022-11-23 15:08:19,124 INFO L902 garLoopResultBuilder]: At program point spinlock_checkENTRY(lines 6342 6347) the Hoare annotation is: true [2022-11-23 15:08:19,124 INFO L899 garLoopResultBuilder]: For program point spinlock_checkEXIT(lines 6342 6347) no Hoare annotation was computed. [2022-11-23 15:08:19,127 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-11-23 15:08:19,129 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-23 15:08:19,144 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 03:08:19 BoogieIcfgContainer [2022-11-23 15:08:19,144 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-23 15:08:19,145 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-23 15:08:19,145 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-23 15:08:19,145 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-23 15:08:19,146 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:08:16" (3/4) ... [2022-11-23 15:08:19,149 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-23 15:08:19,154 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure tgt_ring_idx_inc [2022-11-23 15:08:19,155 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __raw_spin_lock_init [2022-11-23 15:08:19,155 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure tgt_ring_exit [2022-11-23 15:08:19,155 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure uspace_ring_map [2022-11-23 15:08:19,155 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure scsi_tgt_cmd_destroy [2022-11-23 15:08:19,155 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure tgt_write [2022-11-23 15:08:19,155 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure tgt_ring_init [2022-11-23 15:08:19,155 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2022-11-23 15:08:19,155 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure list_del [2022-11-23 15:08:19,155 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kmem_cache_free [2022-11-23 15:08:19,156 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure tgt_head_event [2022-11-23 15:08:19,156 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure tgt_poll [2022-11-23 15:08:19,156 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure scsi_unmap_user_pages [2022-11-23 15:08:19,156 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure _raw_spin_lock_irqsave [2022-11-23 15:08:19,156 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure scsi_host_put [2022-11-23 15:08:19,156 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure hash_64 [2022-11-23 15:08:19,156 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~int [2022-11-23 15:08:19,156 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2022-11-23 15:08:19,156 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure tgt_open [2022-11-23 15:08:19,156 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure scsi_host_lookup [2022-11-23 15:08:19,157 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure tgt_mmap [2022-11-23 15:08:19,157 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure scsi_release_buffers [2022-11-23 15:08:19,157 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kmem_cache_destroy [2022-11-23 15:08:19,157 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2022-11-23 15:08:19,157 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-11-23 15:08:19,157 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure destroy_workqueue [2022-11-23 15:08:19,157 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure _copy_from_user [2022-11-23 15:08:19,157 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure list_add [2022-11-23 15:08:19,158 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure scsi_tgt_cmd_to_host [2022-11-23 15:08:19,158 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spinlock_check [2022-11-23 15:08:19,174 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 250 nodes and edges [2022-11-23 15:08:19,176 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 81 nodes and edges [2022-11-23 15:08:19,178 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2022-11-23 15:08:19,179 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-23 15:08:19,181 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-23 15:08:19,183 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-23 15:08:19,304 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d5d3578-0456-476b-99df-d0717a19ca59/bin/utaipan-Q6hlc19bkW/witness.graphml [2022-11-23 15:08:19,305 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-23 15:08:19,305 INFO L158 Benchmark]: Toolchain (without parser) took 7100.09ms. Allocated memory was 161.5MB in the beginning and 331.4MB in the end (delta: 169.9MB). Free memory was 109.4MB in the beginning and 206.7MB in the end (delta: -97.3MB). Peak memory consumption was 74.8MB. Max. memory is 16.1GB. [2022-11-23 15:08:19,306 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 161.5MB. Free memory is still 101.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 15:08:19,306 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2129.48ms. Allocated memory was 161.5MB in the beginning and 207.6MB in the end (delta: 46.1MB). Free memory was 109.4MB in the beginning and 146.2MB in the end (delta: -36.8MB). Peak memory consumption was 89.2MB. Max. memory is 16.1GB. [2022-11-23 15:08:19,306 INFO L158 Benchmark]: Boogie Procedure Inliner took 170.52ms. Allocated memory is still 207.6MB. Free memory was 146.2MB in the beginning and 137.8MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-23 15:08:19,306 INFO L158 Benchmark]: Boogie Preprocessor took 140.42ms. Allocated memory is still 207.6MB. Free memory was 137.8MB in the beginning and 129.4MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-23 15:08:19,307 INFO L158 Benchmark]: RCFGBuilder took 1912.11ms. Allocated memory is still 207.6MB. Free memory was 129.4MB in the beginning and 114.6MB in the end (delta: 14.8MB). Peak memory consumption was 76.6MB. Max. memory is 16.1GB. [2022-11-23 15:08:19,307 INFO L158 Benchmark]: TraceAbstraction took 2576.10ms. Allocated memory was 207.6MB in the beginning and 331.4MB in the end (delta: 123.7MB). Free memory was 114.6MB in the beginning and 226.7MB in the end (delta: -112.1MB). Peak memory consumption was 95.6MB. Max. memory is 16.1GB. [2022-11-23 15:08:19,307 INFO L158 Benchmark]: Witness Printer took 159.88ms. Allocated memory is still 331.4MB. Free memory was 226.7MB in the beginning and 206.7MB in the end (delta: 19.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-23 15:08:19,309 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 161.5MB. Free memory is still 101.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2129.48ms. Allocated memory was 161.5MB in the beginning and 207.6MB in the end (delta: 46.1MB). Free memory was 109.4MB in the beginning and 146.2MB in the end (delta: -36.8MB). Peak memory consumption was 89.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 170.52ms. Allocated memory is still 207.6MB. Free memory was 146.2MB in the beginning and 137.8MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 140.42ms. Allocated memory is still 207.6MB. Free memory was 137.8MB in the beginning and 129.4MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1912.11ms. Allocated memory is still 207.6MB. Free memory was 129.4MB in the beginning and 114.6MB in the end (delta: 14.8MB). Peak memory consumption was 76.6MB. Max. memory is 16.1GB. * TraceAbstraction took 2576.10ms. Allocated memory was 207.6MB in the beginning and 331.4MB in the end (delta: 123.7MB). Free memory was 114.6MB in the beginning and 226.7MB in the end (delta: -112.1MB). Peak memory consumption was 95.6MB. Max. memory is 16.1GB. * Witness Printer took 159.88ms. Allocated memory is still 331.4MB. Free memory was 226.7MB in the beginning and 206.7MB in the end (delta: 19.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 7845]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 31 procedures, 266 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.5s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1012 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1012 mSDsluCounter, 874 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 183 IncrementalHoareTripleChecker+Invalid, 183 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 874 mSDtfsCounter, 183 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=266occurred in iteration=0, InterpolantAutomatonStates: 9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 132 LocationsWithAnnotation, 241 PreInvPairs, 242 NumberOfFragments, 395 HoareAnnotationTreeSize, 241 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 132 FomulaSimplificationsInter, 2134 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 60 NumberOfCodeBlocks, 60 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 57 ConstructedInterpolants, 0 QuantifiedInterpolants, 147 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 6348]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6916]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6830]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6597]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7533]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7485]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6575]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6377]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7456]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7075]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 7501]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7489]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6932]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7118]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 6813]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7005]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6822]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7051]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6920]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8178]: Loop Invariant Derived loop invariant: ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 6932]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6818]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7656]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 7649]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 7118]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 7002]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8278]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 7642]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 7070]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 6876]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6890]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7687]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 7102]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 7075]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 7595]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7647]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 6890]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7649]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 7048]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7735]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 6292]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6960]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7728]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 6422]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7614]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6573]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-11-23 15:08:19,339 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d5d3578-0456-476b-99df-d0717a19ca59/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE