./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 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de66d6b-5df6-4736-a44c-354a1239a236/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de66d6b-5df6-4736-a44c-354a1239a236/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de66d6b-5df6-4736-a44c-354a1239a236/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de66d6b-5df6-4736-a44c-354a1239a236/bin/utaipan-7li7fVZpFI/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_2de66d6b-5df6-4736-a44c-354a1239a236/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de66d6b-5df6-4736-a44c-354a1239a236/bin/utaipan-7li7fVZpFI --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-5e519f3 [2022-11-03 04:06:39,295 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 04:06:39,298 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 04:06:39,343 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 04:06:39,344 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 04:06:39,345 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 04:06:39,347 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 04:06:39,349 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 04:06:39,350 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 04:06:39,351 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 04:06:39,353 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 04:06:39,354 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 04:06:39,354 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 04:06:39,355 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 04:06:39,357 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 04:06:39,358 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 04:06:39,359 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 04:06:39,360 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 04:06:39,362 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 04:06:39,364 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 04:06:39,365 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 04:06:39,370 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 04:06:39,371 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 04:06:39,372 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 04:06:39,376 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 04:06:39,377 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 04:06:39,377 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 04:06:39,378 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 04:06:39,379 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 04:06:39,380 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 04:06:39,380 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 04:06:39,381 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 04:06:39,382 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 04:06:39,383 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 04:06:39,384 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 04:06:39,384 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 04:06:39,385 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 04:06:39,386 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 04:06:39,386 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 04:06:39,387 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 04:06:39,388 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 04:06:39,395 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de66d6b-5df6-4736-a44c-354a1239a236/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 04:06:39,436 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 04:06:39,436 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 04:06:39,436 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 04:06:39,437 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 04:06:39,437 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 04:06:39,437 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 04:06:39,438 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 04:06:39,438 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 04:06:39,438 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 04:06:39,438 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 04:06:39,439 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 04:06:39,440 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 04:06:39,440 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 04:06:39,440 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 04:06:39,440 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 04:06:39,440 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 04:06:39,441 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 04:06:39,441 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 04:06:39,442 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 04:06:39,442 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 04:06:39,442 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 04:06:39,442 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 04:06:39,442 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 04:06:39,443 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 04:06:39,443 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 04:06:39,443 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 04:06:39,443 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 04:06:39,444 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 04:06:39,444 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 04:06:39,444 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 04:06:39,444 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 04:06:39,445 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 04:06:39,445 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 04:06:39,445 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 04:06:39,445 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 04:06:39,445 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 04:06:39,446 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 04:06:39,446 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 04:06:39,446 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_2de66d6b-5df6-4736-a44c-354a1239a236/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de66d6b-5df6-4736-a44c-354a1239a236/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e3b9005361fd0095f8dbb62f5fee3acdc88198cbc01de43b11979176397f6891 [2022-11-03 04:06:39,751 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 04:06:39,783 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 04:06:39,785 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 04:06:39,786 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 04:06:39,787 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 04:06:39,789 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de66d6b-5df6-4736-a44c-354a1239a236/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--scsi--scsi_tgt.ko-main.cil.out.i [2022-11-03 04:06:39,858 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de66d6b-5df6-4736-a44c-354a1239a236/bin/utaipan-7li7fVZpFI/data/d54c13d01/4a71b76eefe84036a2bcafda0dace05d/FLAGbf95246bb [2022-11-03 04:06:40,716 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 04:06:40,717 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de66d6b-5df6-4736-a44c-354a1239a236/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--scsi--scsi_tgt.ko-main.cil.out.i [2022-11-03 04:06:40,759 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de66d6b-5df6-4736-a44c-354a1239a236/bin/utaipan-7li7fVZpFI/data/d54c13d01/4a71b76eefe84036a2bcafda0dace05d/FLAGbf95246bb [2022-11-03 04:06:41,224 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de66d6b-5df6-4736-a44c-354a1239a236/bin/utaipan-7li7fVZpFI/data/d54c13d01/4a71b76eefe84036a2bcafda0dace05d [2022-11-03 04:06:41,228 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 04:06:41,229 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 04:06:41,231 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 04:06:41,231 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 04:06:41,235 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 04:06:41,236 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:06:41" (1/1) ... [2022-11-03 04:06:41,237 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6641377e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:06:41, skipping insertion in model container [2022-11-03 04:06:41,237 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:06:41" (1/1) ... [2022-11-03 04:06:41,244 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 04:06:41,380 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 04:06:42,922 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de66d6b-5df6-4736-a44c-354a1239a236/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--scsi--scsi_tgt.ko-main.cil.out.i[228448,228461] [2022-11-03 04:06:43,047 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 04:06:43,069 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 04:06:43,383 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de66d6b-5df6-4736-a44c-354a1239a236/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--scsi--scsi_tgt.ko-main.cil.out.i[228448,228461] [2022-11-03 04:06:43,407 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 04:06:43,460 INFO L208 MainTranslator]: Completed translation [2022-11-03 04:06:43,460 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:06:43 WrapperNode [2022-11-03 04:06:43,461 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 04:06:43,462 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 04:06:43,462 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 04:06:43,462 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 04:06:43,470 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:06:43" (1/1) ... [2022-11-03 04:06:43,527 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:06:43" (1/1) ... [2022-11-03 04:06:43,620 INFO L138 Inliner]: procedures = 188, calls = 583, calls flagged for inlining = 72, calls inlined = 47, statements flattened = 1193 [2022-11-03 04:06:43,621 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 04:06:43,621 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 04:06:43,622 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 04:06:43,622 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 04:06:43,631 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:06:43" (1/1) ... [2022-11-03 04:06:43,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:06:43" (1/1) ... [2022-11-03 04:06:43,638 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:06:43" (1/1) ... [2022-11-03 04:06:43,638 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:06:43" (1/1) ... [2022-11-03 04:06:43,669 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:06:43" (1/1) ... [2022-11-03 04:06:43,673 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:06:43" (1/1) ... [2022-11-03 04:06:43,731 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:06:43" (1/1) ... [2022-11-03 04:06:43,736 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:06:43" (1/1) ... [2022-11-03 04:06:43,746 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 04:06:43,747 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 04:06:43,747 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 04:06:43,747 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 04:06:43,748 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:06:43" (1/1) ... [2022-11-03 04:06:43,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 04:06:43,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de66d6b-5df6-4736-a44c-354a1239a236/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 04:06:43,784 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de66d6b-5df6-4736-a44c-354a1239a236/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 04:06:43,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de66d6b-5df6-4736-a44c-354a1239a236/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 04:06:43,848 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-03 04:06:43,848 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-03 04:06:43,848 INFO L130 BoogieDeclarations]: Found specification of procedure uspace_ring_map [2022-11-03 04:06:43,848 INFO L138 BoogieDeclarations]: Found implementation of procedure uspace_ring_map [2022-11-03 04:06:43,848 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_unmap_user_pages [2022-11-03 04:06:43,849 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_unmap_user_pages [2022-11-03 04:06:43,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-03 04:06:43,849 INFO L130 BoogieDeclarations]: Found specification of procedure hash_64 [2022-11-03 04:06:43,849 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_64 [2022-11-03 04:06:43,849 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_release_buffers [2022-11-03 04:06:43,849 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_release_buffers [2022-11-03 04:06:43,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-03 04:06:43,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-03 04:06:43,850 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2022-11-03 04:06:43,850 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2022-11-03 04:06:43,851 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_write [2022-11-03 04:06:43,851 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_write [2022-11-03 04:06:43,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-03 04:06:43,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-03 04:06:43,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-03 04:06:43,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-03 04:06:43,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-03 04:06:43,852 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_open [2022-11-03 04:06:43,852 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_open [2022-11-03 04:06:43,852 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_destroy [2022-11-03 04:06:43,852 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_destroy [2022-11-03 04:06:43,852 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-03 04:06:43,853 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_tgt_cmd_to_host [2022-11-03 04:06:43,853 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_tgt_cmd_to_host [2022-11-03 04:06:43,853 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-03 04:06:43,854 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-03 04:06:43,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-03 04:06:43,854 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_ring_idx_inc [2022-11-03 04:06:43,854 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_ring_idx_inc [2022-11-03 04:06:43,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-03 04:06:43,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-03 04:06:43,855 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_head_event [2022-11-03 04:06:43,855 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_head_event [2022-11-03 04:06:43,855 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2022-11-03 04:06:43,855 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2022-11-03 04:06:43,856 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-03 04:06:43,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-03 04:06:43,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-03 04:06:43,856 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-03 04:06:43,856 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-03 04:06:43,857 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-11-03 04:06:43,857 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-11-03 04:06:43,858 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-03 04:06:43,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-03 04:06:43,859 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_ring_exit [2022-11-03 04:06:43,859 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_ring_exit [2022-11-03 04:06:43,860 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_tgt_cmd_destroy [2022-11-03 04:06:43,861 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_tgt_cmd_destroy [2022-11-03 04:06:43,861 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_ring_init [2022-11-03 04:06:43,861 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_ring_init [2022-11-03 04:06:43,861 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-03 04:06:43,862 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-03 04:06:43,862 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_free [2022-11-03 04:06:43,862 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_free [2022-11-03 04:06:43,862 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_poll [2022-11-03 04:06:43,862 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_poll [2022-11-03 04:06:43,863 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-03 04:06:43,863 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-03 04:06:43,863 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_lookup [2022-11-03 04:06:43,863 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_lookup [2022-11-03 04:06:43,863 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_mmap [2022-11-03 04:06:43,863 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_mmap [2022-11-03 04:06:43,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-03 04:06:43,864 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-03 04:06:43,864 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-03 04:06:43,864 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 04:06:43,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 04:06:44,321 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 04:06:44,324 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 04:06:45,399 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 04:06:45,717 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 04:06:45,717 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-03 04:06:45,722 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:06:45 BoogieIcfgContainer [2022-11-03 04:06:45,722 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 04:06:45,725 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 04:06:45,725 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 04:06:45,729 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 04:06:45,730 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 04:06:41" (1/3) ... [2022-11-03 04:06:45,731 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9d14abb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:06:45, skipping insertion in model container [2022-11-03 04:06:45,731 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:06:43" (2/3) ... [2022-11-03 04:06:45,732 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9d14abb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:06:45, skipping insertion in model container [2022-11-03 04:06:45,732 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:06:45" (3/3) ... [2022-11-03 04:06:45,734 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--scsi--scsi_tgt.ko-main.cil.out.i [2022-11-03 04:06:45,753 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 04:06:45,754 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-03 04:06:45,831 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-03 04:06:45,837 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;@187c7d1b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-03 04:06:45,837 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-03 04:06:45,842 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) [2022-11-03 04:06:45,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-03 04:06:45,853 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 04:06:45,854 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 04:06:45,855 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 04:06:45,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 04:06:45,860 INFO L85 PathProgramCache]: Analyzing trace with hash -977952970, now seen corresponding path program 1 times [2022-11-03 04:06:45,870 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 04:06:45,870 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2095658612] [2022-11-03 04:06:45,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:06:45,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 04:06:46,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:06:46,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 04:06:46,440 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 04:06:46,440 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2095658612] [2022-11-03 04:06:46,441 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2095658612] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 04:06:46,442 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 04:06:46,443 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 04:06:46,447 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070371764] [2022-11-03 04:06:46,448 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 04:06:46,452 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 04:06:46,453 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 04:06:46,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 04:06:46,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 04:06:46,495 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) [2022-11-03 04:06:46,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 04:06:46,780 INFO L93 Difference]: Finished difference Result 274 states and 373 transitions. [2022-11-03 04:06:46,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 04:06:46,784 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 [2022-11-03 04:06:46,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 04:06:46,803 INFO L225 Difference]: With dead ends: 274 [2022-11-03 04:06:46,808 INFO L226 Difference]: Without dead ends: 262 [2022-11-03 04:06:46,812 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 [2022-11-03 04:06:46,818 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, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 04:06:46,820 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [342 Valid, 294 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 62 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-03 04:06:46,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states. [2022-11-03 04:06:46,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 262. [2022-11-03 04:06:46,889 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) [2022-11-03 04:06:46,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 262 states and 354 transitions. [2022-11-03 04:06:46,893 INFO L78 Accepts]: Start accepts. Automaton has 262 states and 354 transitions. Word has length 19 [2022-11-03 04:06:46,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 04:06:46,895 INFO L495 AbstractCegarLoop]: Abstraction has 262 states and 354 transitions. [2022-11-03 04:06:46,895 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) [2022-11-03 04:06:46,895 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 354 transitions. [2022-11-03 04:06:46,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-03 04:06:46,898 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 04:06:46,898 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] [2022-11-03 04:06:46,898 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-03 04:06:46,898 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 04:06:46,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 04:06:46,899 INFO L85 PathProgramCache]: Analyzing trace with hash -251956511, now seen corresponding path program 1 times [2022-11-03 04:06:46,899 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 04:06:46,899 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [305427534] [2022-11-03 04:06:46,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:06:46,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 04:06:46,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:06:47,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 04:06:47,019 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 04:06:47,019 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [305427534] [2022-11-03 04:06:47,020 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [305427534] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 04:06:47,020 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 04:06:47,020 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 04:06:47,020 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1958832549] [2022-11-03 04:06:47,020 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 04:06:47,021 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 04:06:47,021 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 04:06:47,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 04:06:47,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 04:06:47,023 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) [2022-11-03 04:06:47,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 04:06:47,214 INFO L93 Difference]: Finished difference Result 264 states and 355 transitions. [2022-11-03 04:06:47,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 04:06:47,214 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 [2022-11-03 04:06:47,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 04:06:47,221 INFO L225 Difference]: With dead ends: 264 [2022-11-03 04:06:47,222 INFO L226 Difference]: Without dead ends: 261 [2022-11-03 04:06:47,224 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 [2022-11-03 04:06:47,226 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 [2022-11-03 04:06:47,227 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] [2022-11-03 04:06:47,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states. [2022-11-03 04:06:47,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 261. [2022-11-03 04:06:47,264 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) [2022-11-03 04:06:47,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 352 transitions. [2022-11-03 04:06:47,267 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 352 transitions. Word has length 20 [2022-11-03 04:06:47,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 04:06:47,268 INFO L495 AbstractCegarLoop]: Abstraction has 261 states and 352 transitions. [2022-11-03 04:06:47,268 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) [2022-11-03 04:06:47,268 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 352 transitions. [2022-11-03 04:06:47,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-03 04:06:47,270 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 04:06:47,271 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] [2022-11-03 04:06:47,271 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-03 04:06:47,271 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 04:06:47,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 04:06:47,272 INFO L85 PathProgramCache]: Analyzing trace with hash 779102105, now seen corresponding path program 1 times [2022-11-03 04:06:47,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 04:06:47,273 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2143295227] [2022-11-03 04:06:47,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 04:06:47,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 04:06:47,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 04:06:47,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 04:06:47,365 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 04:06:47,365 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2143295227] [2022-11-03 04:06:47,365 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2143295227] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 04:06:47,365 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 04:06:47,366 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 04:06:47,366 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [18912488] [2022-11-03 04:06:47,366 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 04:06:47,366 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 04:06:47,367 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 04:06:47,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 04:06:47,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 04:06:47,368 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) [2022-11-03 04:06:47,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 04:06:47,532 INFO L93 Difference]: Finished difference Result 261 states and 352 transitions. [2022-11-03 04:06:47,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 04:06:47,533 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 [2022-11-03 04:06:47,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 04:06:47,533 INFO L225 Difference]: With dead ends: 261 [2022-11-03 04:06:47,534 INFO L226 Difference]: Without dead ends: 0 [2022-11-03 04:06:47,535 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 [2022-11-03 04:06:47,536 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 [2022-11-03 04:06:47,537 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] [2022-11-03 04:06:47,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-03 04:06:47,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-03 04:06:47,538 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) [2022-11-03 04:06:47,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-03 04:06:47,539 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 21 [2022-11-03 04:06:47,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 04:06:47,539 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-03 04:06:47,539 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) [2022-11-03 04:06:47,540 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-03 04:06:47,540 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-03 04:06:47,542 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-03 04:06:47,543 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-03 04:06:47,545 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-03 04:06:48,437 INFO L902 garLoopResultBuilder]: At program point tgt_ring_idx_incENTRY(lines 7281 7291) the Hoare annotation is: true [2022-11-03 04:06:48,437 INFO L899 garLoopResultBuilder]: For program point tgt_ring_idx_incEXIT(lines 7281 7291) no Hoare annotation was computed. [2022-11-03 04:06:48,440 INFO L899 garLoopResultBuilder]: For program point __raw_spin_lock_initEXIT(lines 8215 8217) no Hoare annotation was computed. [2022-11-03 04:06:48,440 INFO L902 garLoopResultBuilder]: At program point __raw_spin_lock_initENTRY(lines 8215 8217) the Hoare annotation is: true [2022-11-03 04:06:48,441 INFO L899 garLoopResultBuilder]: For program point tgt_ring_exitEXIT(lines 7593 7610) no Hoare annotation was computed. [2022-11-03 04:06:48,441 INFO L902 garLoopResultBuilder]: At program point L7601(lines 7595 7609) the Hoare annotation is: true [2022-11-03 04:06:48,441 INFO L902 garLoopResultBuilder]: At program point tgt_ring_exitENTRY(lines 7593 7610) the Hoare annotation is: true [2022-11-03 04:06:48,441 INFO L902 garLoopResultBuilder]: At program point uspace_ring_mapENTRY(lines 7528 7555) the Hoare annotation is: true [2022-11-03 04:06:48,442 INFO L902 garLoopResultBuilder]: At program point L7546(lines 7533 7554) the Hoare annotation is: true [2022-11-03 04:06:48,446 INFO L899 garLoopResultBuilder]: For program point L7540(lines 7540 7543) no Hoare annotation was computed. [2022-11-03 04:06:48,446 INFO L899 garLoopResultBuilder]: For program point uspace_ring_mapEXIT(lines 7528 7555) no Hoare annotation was computed. [2022-11-03 04:06:48,446 INFO L899 garLoopResultBuilder]: For program point uspace_ring_mapFINAL(lines 7528 7555) no Hoare annotation was computed. [2022-11-03 04:06:48,447 INFO L899 garLoopResultBuilder]: For program point L6615-1(line 6615) no Hoare annotation was computed. [2022-11-03 04:06:48,447 INFO L902 garLoopResultBuilder]: At program point L6615(line 6615) the Hoare annotation is: true [2022-11-03 04:06:48,447 INFO L899 garLoopResultBuilder]: For program point L6613-1(line 6613) no Hoare annotation was computed. [2022-11-03 04:06:48,447 INFO L902 garLoopResultBuilder]: At program point L6613(line 6613) the Hoare annotation is: true [2022-11-03 04:06:48,447 INFO L902 garLoopResultBuilder]: At program point L6575-1(line 6575) the Hoare annotation is: true [2022-11-03 04:06:48,449 INFO L902 garLoopResultBuilder]: At program point L6575(line 6575) the Hoare annotation is: true [2022-11-03 04:06:48,450 INFO L899 garLoopResultBuilder]: For program point L6571-1(line 6571) no Hoare annotation was computed. [2022-11-03 04:06:48,454 INFO L902 garLoopResultBuilder]: At program point L6571(line 6571) the Hoare annotation is: true [2022-11-03 04:06:48,456 INFO L899 garLoopResultBuilder]: For program point L6572-1(line 6572) no Hoare annotation was computed. [2022-11-03 04:06:48,457 INFO L902 garLoopResultBuilder]: At program point L6572(line 6572) the Hoare annotation is: true [2022-11-03 04:06:48,458 INFO L902 garLoopResultBuilder]: At program point L6573-1(line 6573) the Hoare annotation is: true [2022-11-03 04:06:48,458 INFO L902 garLoopResultBuilder]: At program point L6573(line 6573) the Hoare annotation is: true [2022-11-03 04:06:48,458 INFO L902 garLoopResultBuilder]: At program point scsi_tgt_cmd_destroyENTRY(lines 6604 6619) the Hoare annotation is: true [2022-11-03 04:06:48,459 INFO L899 garLoopResultBuilder]: For program point scsi_tgt_cmd_destroyEXIT(lines 6604 6619) no Hoare annotation was computed. [2022-11-03 04:06:48,459 INFO L899 garLoopResultBuilder]: For program point L6427-1(line 6427) no Hoare annotation was computed. [2022-11-03 04:06:48,459 INFO L902 garLoopResultBuilder]: At program point L6427(line 6427) the Hoare annotation is: true [2022-11-03 04:06:48,459 INFO L899 garLoopResultBuilder]: For program point L6940(lines 6940 6944) no Hoare annotation was computed. [2022-11-03 04:06:48,459 INFO L899 garLoopResultBuilder]: For program point L6973-1(line 6973) no Hoare annotation was computed. [2022-11-03 04:06:48,459 INFO L902 garLoopResultBuilder]: At program point L6973(line 6973) the Hoare annotation is: true [2022-11-03 04:06:48,460 INFO L899 garLoopResultBuilder]: For program point L7469(line 7469) no Hoare annotation was computed. [2022-11-03 04:06:48,460 INFO L902 garLoopResultBuilder]: At program point L6974(line 6974) the Hoare annotation is: true [2022-11-03 04:06:48,460 INFO L899 garLoopResultBuilder]: For program point L7007-1(line 7007) no Hoare annotation was computed. [2022-11-03 04:06:48,460 INFO L902 garLoopResultBuilder]: At program point L7007(line 7007) the Hoare annotation is: true [2022-11-03 04:06:48,460 INFO L899 garLoopResultBuilder]: For program point L6974-1(line 6974) no Hoare annotation was computed. [2022-11-03 04:06:48,460 INFO L902 garLoopResultBuilder]: At program point L6430(line 6430) the Hoare annotation is: true [2022-11-03 04:06:48,461 INFO L902 garLoopResultBuilder]: At program point L6975-1(line 6975) the Hoare annotation is: true [2022-11-03 04:06:48,461 INFO L902 garLoopResultBuilder]: At program point L6975(line 6975) the Hoare annotation is: true [2022-11-03 04:06:48,461 INFO L899 garLoopResultBuilder]: For program point L7008(lines 7008 7012) no Hoare annotation was computed. [2022-11-03 04:06:48,461 INFO L902 garLoopResultBuilder]: At program point L6876-1(line 6876) the Hoare annotation is: true [2022-11-03 04:06:48,461 INFO L902 garLoopResultBuilder]: At program point L6876(line 6876) the Hoare annotation is: true [2022-11-03 04:06:48,462 INFO L902 garLoopResultBuilder]: At program point L6909(lines 6890 6918) the Hoare annotation is: true [2022-11-03 04:06:48,462 INFO L899 garLoopResultBuilder]: For program point L6430-1(line 6430) no Hoare annotation was computed. [2022-11-03 04:06:48,462 INFO L902 garLoopResultBuilder]: At program point tgt_writeENTRY(lines 7481 7500) the Hoare annotation is: true [2022-11-03 04:06:48,462 INFO L899 garLoopResultBuilder]: For program point L6893-1(line 6893) no Hoare annotation was computed. [2022-11-03 04:06:48,462 INFO L902 garLoopResultBuilder]: At program point L6893(line 6893) the Hoare annotation is: true [2022-11-03 04:06:48,462 INFO L899 garLoopResultBuilder]: For program point L7488-1(line 7488) no Hoare annotation was computed. [2022-11-03 04:06:48,463 INFO L902 garLoopResultBuilder]: At program point L7488(line 7488) the Hoare annotation is: true [2022-11-03 04:06:48,463 INFO L902 garLoopResultBuilder]: At program point L6431-2(lines 6431 6435) the Hoare annotation is: true [2022-11-03 04:06:48,463 INFO L902 garLoopResultBuilder]: At program point L6960-2(lines 6932 6986) the Hoare annotation is: true [2022-11-03 04:06:48,463 INFO L902 garLoopResultBuilder]: At program point L6960(lines 6960 6963) the Hoare annotation is: true [2022-11-03 04:06:48,463 INFO L902 garLoopResultBuilder]: At program point L7489(lines 7489 7492) the Hoare annotation is: true [2022-11-03 04:06:48,464 INFO L899 garLoopResultBuilder]: For program point L6895-1(line 6895) no Hoare annotation was computed. [2022-11-03 04:06:48,464 INFO L902 garLoopResultBuilder]: At program point L6895(line 6895) the Hoare annotation is: true [2022-11-03 04:06:48,464 INFO L902 garLoopResultBuilder]: At program point L6830(lines 6830 6834) the Hoare annotation is: true [2022-11-03 04:06:48,464 INFO L899 garLoopResultBuilder]: For program point L6896-1(line 6896) no Hoare annotation was computed. [2022-11-03 04:06:48,464 INFO L902 garLoopResultBuilder]: At program point L6896(line 6896) the Hoare annotation is: true [2022-11-03 04:06:48,464 INFO L899 garLoopResultBuilder]: For program point L6946(lines 6946 6951) no Hoare annotation was computed. [2022-11-03 04:06:48,465 INFO L902 garLoopResultBuilder]: At program point L6913(lines 6890 6918) the Hoare annotation is: true [2022-11-03 04:06:48,465 INFO L902 garLoopResultBuilder]: At program point L6831-1(lines 6818 6840) the Hoare annotation is: true [2022-11-03 04:06:48,465 INFO L902 garLoopResultBuilder]: At program point L6831(line 6831) the Hoare annotation is: true [2022-11-03 04:06:48,466 INFO L899 garLoopResultBuilder]: For program point L7459(line 7459) no Hoare annotation was computed. [2022-11-03 04:06:48,467 INFO L899 garLoopResultBuilder]: For program point L6964-1(lines 6964 6981) no Hoare annotation was computed. [2022-11-03 04:06:48,467 INFO L899 garLoopResultBuilder]: For program point L7493-1(line 7493) no Hoare annotation was computed. [2022-11-03 04:06:48,467 INFO L899 garLoopResultBuilder]: For program point L6436(line 6436) no Hoare annotation was computed. [2022-11-03 04:06:48,467 INFO L902 garLoopResultBuilder]: At program point L7493(line 7493) the Hoare annotation is: true [2022-11-03 04:06:48,467 INFO L902 garLoopResultBuilder]: At program point L7477(lines 7456 7479) the Hoare annotation is: true [2022-11-03 04:06:48,468 INFO L902 garLoopResultBuilder]: At program point L6916(line 6916) the Hoare annotation is: true [2022-11-03 04:06:48,468 INFO L902 garLoopResultBuilder]: At program point L7065(lines 7051 7068) the Hoare annotation is: true [2022-11-03 04:06:48,468 INFO L899 garLoopResultBuilder]: For program point L6421-1(line 6421) no Hoare annotation was computed. [2022-11-03 04:06:48,468 INFO L902 garLoopResultBuilder]: At program point L6421(line 6421) the Hoare annotation is: true [2022-11-03 04:06:48,468 INFO L902 garLoopResultBuilder]: At program point L6983(lines 6932 6986) the Hoare annotation is: true [2022-11-03 04:06:48,468 INFO L899 garLoopResultBuilder]: For program point L7066(line 7066) no Hoare annotation was computed. [2022-11-03 04:06:48,469 INFO L902 garLoopResultBuilder]: At program point L6934(line 6934) the Hoare annotation is: true [2022-11-03 04:06:48,469 INFO L899 garLoopResultBuilder]: For program point L6422(lines 6422 6438) no Hoare annotation was computed. [2022-11-03 04:06:48,469 INFO L899 garLoopResultBuilder]: For program point L6967(lines 6967 6979) no Hoare annotation was computed. [2022-11-03 04:06:48,469 INFO L902 garLoopResultBuilder]: At program point L6802(line 6802) the Hoare annotation is: true [2022-11-03 04:06:48,469 INFO L899 garLoopResultBuilder]: For program point L6934-1(line 6934) no Hoare annotation was computed. [2022-11-03 04:06:48,469 INFO L899 garLoopResultBuilder]: For program point L6901(lines 6901 6906) no Hoare annotation was computed. [2022-11-03 04:06:48,470 INFO L899 garLoopResultBuilder]: For program point L6802-1(line 6802) no Hoare annotation was computed. [2022-11-03 04:06:48,470 INFO L899 garLoopResultBuilder]: For program point L6984(line 6984) no Hoare annotation was computed. [2022-11-03 04:06:48,470 INFO L902 garLoopResultBuilder]: At program point L7496(lines 7485 7499) the Hoare annotation is: true [2022-11-03 04:06:48,474 INFO L902 garLoopResultBuilder]: At program point L7067(lines 7048 7069) the Hoare annotation is: true [2022-11-03 04:06:48,474 INFO L899 garLoopResultBuilder]: For program point L6423-1(line 6423) no Hoare annotation was computed. [2022-11-03 04:06:48,474 INFO L899 garLoopResultBuilder]: For program point L6935(lines 6935 6939) no Hoare annotation was computed. [2022-11-03 04:06:48,475 INFO L902 garLoopResultBuilder]: At program point L6423(line 6423) the Hoare annotation is: true [2022-11-03 04:06:48,475 INFO L899 garLoopResultBuilder]: For program point tgt_writeEXIT(lines 7481 7500) no Hoare annotation was computed. [2022-11-03 04:06:48,475 INFO L902 garLoopResultBuilder]: At program point L6985(lines 6920 6987) the Hoare annotation is: true [2022-11-03 04:06:48,475 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-03 04:06:48,475 INFO L902 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: true [2022-11-03 04:06:48,475 INFO L899 garLoopResultBuilder]: For program point L-1-2(line -1) no Hoare annotation was computed. [2022-11-03 04:06:48,476 INFO L899 garLoopResultBuilder]: For program point L-1-4(line -1) no Hoare annotation was computed. [2022-11-03 04:06:48,476 INFO L902 garLoopResultBuilder]: At program point L-1-5(line -1) the Hoare annotation is: true [2022-11-03 04:06:48,476 INFO L902 garLoopResultBuilder]: At program point L6870(line 6870) the Hoare annotation is: true [2022-11-03 04:06:48,476 INFO L899 garLoopResultBuilder]: For program point L-1-6(line -1) no Hoare annotation was computed. [2022-11-03 04:06:48,476 INFO L902 garLoopResultBuilder]: At program point L6903(line 6903) the Hoare annotation is: true [2022-11-03 04:06:48,476 INFO L902 garLoopResultBuilder]: At program point L-1-8(line -1) the Hoare annotation is: true [2022-11-03 04:06:48,477 INFO L899 garLoopResultBuilder]: For program point L-1-9(line -1) no Hoare annotation was computed. [2022-11-03 04:06:48,477 INFO L902 garLoopResultBuilder]: At program point L-1-10(line -1) the Hoare annotation is: true [2022-11-03 04:06:48,477 INFO L899 garLoopResultBuilder]: For program point L6870-1(line 6870) no Hoare annotation was computed. [2022-11-03 04:06:48,478 INFO L902 garLoopResultBuilder]: At program point L7019(lines 7005 7022) the Hoare annotation is: true [2022-11-03 04:06:48,478 INFO L899 garLoopResultBuilder]: For program point L6953(lines 6953 6957) no Hoare annotation was computed. [2022-11-03 04:06:48,478 INFO L899 garLoopResultBuilder]: For program point L7465(line 7465) no Hoare annotation was computed. [2022-11-03 04:06:48,478 INFO L899 garLoopResultBuilder]: For program point L6838(line 6838) no Hoare annotation was computed. [2022-11-03 04:06:48,478 INFO L899 garLoopResultBuilder]: For program point L6425-1(line 6425) no Hoare annotation was computed. [2022-11-03 04:06:48,479 INFO L902 garLoopResultBuilder]: At program point L6425(line 6425) the Hoare annotation is: true [2022-11-03 04:06:48,479 INFO L899 garLoopResultBuilder]: For program point L7020(line 7020) no Hoare annotation was computed. [2022-11-03 04:06:48,479 INFO L899 garLoopResultBuilder]: For program point L7053-1(line 7053) no Hoare annotation was computed. [2022-11-03 04:06:48,479 INFO L902 garLoopResultBuilder]: At program point L7053(line 7053) the Hoare annotation is: true [2022-11-03 04:06:48,479 INFO L902 garLoopResultBuilder]: At program point L6822(lines 6822 6827) the Hoare annotation is: true [2022-11-03 04:06:48,479 INFO L899 garLoopResultBuilder]: For program point L6426(lines 6426 6437) no Hoare annotation was computed. [2022-11-03 04:06:48,480 INFO L899 garLoopResultBuilder]: For program point L6971-1(line 6971) no Hoare annotation was computed. [2022-11-03 04:06:48,480 INFO L902 garLoopResultBuilder]: At program point L6971(line 6971) the Hoare annotation is: true [2022-11-03 04:06:48,480 INFO L902 garLoopResultBuilder]: At program point L6839(lines 6813 6841) the Hoare annotation is: true [2022-11-03 04:06:48,480 INFO L902 garLoopResultBuilder]: At program point L6426-2(lines 6422 6438) the Hoare annotation is: true [2022-11-03 04:06:48,480 INFO L899 garLoopResultBuilder]: For program point L7054(lines 7054 7058) no Hoare annotation was computed. [2022-11-03 04:06:48,480 INFO L902 garLoopResultBuilder]: At program point L7021(lines 7002 7023) the Hoare annotation is: true [2022-11-03 04:06:48,481 INFO L899 garLoopResultBuilder]: For program point L7615-1(line 7615) no Hoare annotation was computed. [2022-11-03 04:06:48,481 INFO L902 garLoopResultBuilder]: At program point L7615(line 7615) the Hoare annotation is: true [2022-11-03 04:06:48,481 INFO L899 garLoopResultBuilder]: For program point L7616-1(lines 7616 7617) no Hoare annotation was computed. [2022-11-03 04:06:48,481 INFO L902 garLoopResultBuilder]: At program point L7616(lines 7616 7617) the Hoare annotation is: true [2022-11-03 04:06:48,481 INFO L899 garLoopResultBuilder]: For program point tgt_ring_initFINAL(lines 7611 7637) no Hoare annotation was computed. [2022-11-03 04:06:48,482 INFO L899 garLoopResultBuilder]: For program point tgt_ring_initEXIT(lines 7611 7637) no Hoare annotation was computed. [2022-11-03 04:06:48,482 INFO L902 garLoopResultBuilder]: At program point L7628(lines 7614 7636) the Hoare annotation is: true [2022-11-03 04:06:48,482 INFO L902 garLoopResultBuilder]: At program point tgt_ring_initENTRY(lines 7611 7637) the Hoare annotation is: true [2022-11-03 04:06:48,483 INFO L899 garLoopResultBuilder]: For program point L7622(lines 7622 7626) no Hoare annotation was computed. [2022-11-03 04:06:48,483 INFO L902 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 7842 7847) the Hoare annotation is: true [2022-11-03 04:06:48,483 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 7845) no Hoare annotation was computed. [2022-11-03 04:06:48,483 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 7842 7847) no Hoare annotation was computed. [2022-11-03 04:06:48,483 INFO L899 garLoopResultBuilder]: For program point list_delEXIT(lines 8290 8292) no Hoare annotation was computed. [2022-11-03 04:06:48,483 INFO L902 garLoopResultBuilder]: At program point list_delENTRY(lines 8290 8292) the Hoare annotation is: true [2022-11-03 04:06:48,484 INFO L902 garLoopResultBuilder]: At program point kmem_cache_freeENTRY(lines 8283 8285) the Hoare annotation is: true [2022-11-03 04:06:48,484 INFO L899 garLoopResultBuilder]: For program point kmem_cache_freeEXIT(lines 8283 8285) no Hoare annotation was computed. [2022-11-03 04:06:48,484 INFO L899 garLoopResultBuilder]: For program point tgt_head_eventEXIT(lines 7292 7300) no Hoare annotation was computed. [2022-11-03 04:06:48,485 INFO L902 garLoopResultBuilder]: At program point tgt_head_eventENTRY(lines 7292 7300) the Hoare annotation is: true [2022-11-03 04:06:48,485 INFO L899 garLoopResultBuilder]: For program point L7519(line 7519) no Hoare annotation was computed. [2022-11-03 04:06:48,485 INFO L899 garLoopResultBuilder]: For program point L7513-1(line 7513) no Hoare annotation was computed. [2022-11-03 04:06:48,486 INFO L902 garLoopResultBuilder]: At program point L7513(line 7513) the Hoare annotation is: true [2022-11-03 04:06:48,486 INFO L902 garLoopResultBuilder]: At program point tgt_pollENTRY(lines 7501 7527) the Hoare annotation is: true [2022-11-03 04:06:48,486 INFO L899 garLoopResultBuilder]: For program point L7524(line 7524) no Hoare annotation was computed. [2022-11-03 04:06:48,486 INFO L902 garLoopResultBuilder]: At program point L7520-2(lines 7520 7523) the Hoare annotation is: true [2022-11-03 04:06:48,486 INFO L899 garLoopResultBuilder]: For program point L7512-1(line 7512) no Hoare annotation was computed. [2022-11-03 04:06:48,486 INFO L902 garLoopResultBuilder]: At program point L7512(line 7512) the Hoare annotation is: true [2022-11-03 04:06:48,487 INFO L902 garLoopResultBuilder]: At program point L7514-2(lines 7514 7518) the Hoare annotation is: true [2022-11-03 04:06:48,487 INFO L899 garLoopResultBuilder]: For program point tgt_pollEXIT(lines 7501 7527) no Hoare annotation was computed. [2022-11-03 04:06:48,487 INFO L902 garLoopResultBuilder]: At program point scsi_unmap_user_pagesENTRY(lines 6597 6603) the Hoare annotation is: true [2022-11-03 04:06:48,489 INFO L899 garLoopResultBuilder]: For program point scsi_unmap_user_pagesEXIT(lines 6597 6603) no Hoare annotation was computed. [2022-11-03 04:06:48,489 INFO L899 garLoopResultBuilder]: For program point _raw_spin_lock_irqsaveEXIT(lines 8235 8237) no Hoare annotation was computed. [2022-11-03 04:06:48,489 INFO L902 garLoopResultBuilder]: At program point _raw_spin_lock_irqsaveENTRY(lines 8235 8237) the Hoare annotation is: true [2022-11-03 04:06:48,489 INFO L902 garLoopResultBuilder]: At program point scsi_host_putENTRY(lines 8335 8337) the Hoare annotation is: true [2022-11-03 04:06:48,489 INFO L899 garLoopResultBuilder]: For program point scsi_host_putEXIT(lines 8335 8337) no Hoare annotation was computed. [2022-11-03 04:06:48,490 INFO L899 garLoopResultBuilder]: For program point hash_64EXIT(lines 6456 6476) no Hoare annotation was computed. [2022-11-03 04:06:48,490 INFO L902 garLoopResultBuilder]: At program point hash_64ENTRY(lines 6456 6476) the Hoare annotation is: true [2022-11-03 04:06:48,490 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~intEXIT(line -1) no Hoare annotation was computed. [2022-11-03 04:06:48,490 INFO L902 garLoopResultBuilder]: At program point ##fun~$Pointer$~TO~intENTRY(line -1) the Hoare annotation is: true [2022-11-03 04:06:48,490 INFO L902 garLoopResultBuilder]: At program point ldv__builtin_expectENTRY(lines 7849 7854) the Hoare annotation is: true [2022-11-03 04:06:48,490 INFO L899 garLoopResultBuilder]: For program point ldv__builtin_expectEXIT(lines 7849 7854) no Hoare annotation was computed. [2022-11-03 04:06:48,491 INFO L902 garLoopResultBuilder]: At program point tgt_openENTRY(lines 7580 7587) the Hoare annotation is: true [2022-11-03 04:06:48,491 INFO L899 garLoopResultBuilder]: For program point tgt_openEXIT(lines 7580 7587) no Hoare annotation was computed. [2022-11-03 04:06:48,491 INFO L902 garLoopResultBuilder]: At program point scsi_host_lookupENTRY(lines 8332 8334) the Hoare annotation is: true [2022-11-03 04:06:48,491 INFO L899 garLoopResultBuilder]: For program point L8333-1(line 8333) no Hoare annotation was computed. [2022-11-03 04:06:48,491 INFO L902 garLoopResultBuilder]: At program point L8333(line 8333) the Hoare annotation is: true [2022-11-03 04:06:48,491 INFO L899 garLoopResultBuilder]: For program point scsi_host_lookupEXIT(lines 8332 8334) no Hoare annotation was computed. [2022-11-03 04:06:48,491 INFO L902 garLoopResultBuilder]: At program point tgt_mmapENTRY(lines 7556 7579) the Hoare annotation is: true [2022-11-03 04:06:48,492 INFO L899 garLoopResultBuilder]: For program point L7576-1(line 7576) no Hoare annotation was computed. [2022-11-03 04:06:48,492 INFO L902 garLoopResultBuilder]: At program point L7576(line 7576) the Hoare annotation is: true [2022-11-03 04:06:48,492 INFO L899 garLoopResultBuilder]: For program point L7571-1(line 7571) no Hoare annotation was computed. [2022-11-03 04:06:48,492 INFO L899 garLoopResultBuilder]: For program point tgt_mmapEXIT(lines 7556 7579) no Hoare annotation was computed. [2022-11-03 04:06:48,492 INFO L902 garLoopResultBuilder]: At program point L7571(line 7571) the Hoare annotation is: true [2022-11-03 04:06:48,492 INFO L899 garLoopResultBuilder]: For program point L7572(lines 7572 7575) no Hoare annotation was computed. [2022-11-03 04:06:48,493 INFO L899 garLoopResultBuilder]: For program point tgt_mmapFINAL(lines 7556 7579) no Hoare annotation was computed. [2022-11-03 04:06:48,493 INFO L899 garLoopResultBuilder]: For program point L7564(lines 7564 7569) no Hoare annotation was computed. [2022-11-03 04:06:48,493 INFO L899 garLoopResultBuilder]: For program point L7560(lines 7560 7563) no Hoare annotation was computed. [2022-11-03 04:06:48,493 INFO L902 garLoopResultBuilder]: At program point scsi_release_buffersENTRY(lines 8342 8344) the Hoare annotation is: true [2022-11-03 04:06:48,493 INFO L899 garLoopResultBuilder]: For program point scsi_release_buffersEXIT(lines 8342 8344) no Hoare annotation was computed. [2022-11-03 04:06:48,493 INFO L899 garLoopResultBuilder]: For program point kmem_cache_destroyEXIT(lines 8280 8282) no Hoare annotation was computed. [2022-11-03 04:06:48,494 INFO L902 garLoopResultBuilder]: At program point kmem_cache_destroyENTRY(lines 8280 8282) the Hoare annotation is: true [2022-11-03 04:06:48,494 INFO L902 garLoopResultBuilder]: At program point spin_unlock_irqrestoreENTRY(lines 6348 6354) the Hoare annotation is: true [2022-11-03 04:06:48,494 INFO L899 garLoopResultBuilder]: For program point spin_unlock_irqrestoreEXIT(lines 6348 6354) no Hoare annotation was computed. [2022-11-03 04:06:48,494 INFO L902 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 6377 6386) the Hoare annotation is: true [2022-11-03 04:06:48,494 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 6377 6386) no Hoare annotation was computed. [2022-11-03 04:06:48,494 INFO L899 garLoopResultBuilder]: For program point destroy_workqueueEXIT(lines 8261 8263) no Hoare annotation was computed. [2022-11-03 04:06:48,495 INFO L902 garLoopResultBuilder]: At program point destroy_workqueueENTRY(lines 8261 8263) the Hoare annotation is: true [2022-11-03 04:06:48,495 INFO L899 garLoopResultBuilder]: For program point _copy_from_userEXIT(lines 8231 8233) no Hoare annotation was computed. [2022-11-03 04:06:48,495 INFO L902 garLoopResultBuilder]: At program point _copy_from_userENTRY(lines 8231 8233) the Hoare annotation is: true [2022-11-03 04:06:48,495 INFO L902 garLoopResultBuilder]: At program point list_addENTRY(lines 6292 6298) the Hoare annotation is: true [2022-11-03 04:06:48,495 INFO L899 garLoopResultBuilder]: For program point list_addEXIT(lines 6292 6298) no Hoare annotation was computed. [2022-11-03 04:06:48,495 INFO L899 garLoopResultBuilder]: For program point L7137(lines 7137 7142) no Hoare annotation was computed. [2022-11-03 04:06:48,496 INFO L899 garLoopResultBuilder]: For program point L7699-1(line 7699) no Hoare annotation was computed. [2022-11-03 04:06:48,496 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)) [2022-11-03 04:06:48,496 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)) [2022-11-03 04:06:48,496 INFO L899 garLoopResultBuilder]: For program point L7716(line 7716) no Hoare annotation was computed. [2022-11-03 04:06:48,496 INFO L899 garLoopResultBuilder]: For program point L7105-1(line 7105) no Hoare annotation was computed. [2022-11-03 04:06:48,497 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)) [2022-11-03 04:06:48,497 INFO L899 garLoopResultBuilder]: For program point L7650-1(line 7650) no Hoare annotation was computed. [2022-11-03 04:06:48,497 INFO L902 garLoopResultBuilder]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2022-11-03 04:06:48,498 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)) [2022-11-03 04:06:48,498 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)) [2022-11-03 04:06:48,499 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)) [2022-11-03 04:06:48,500 INFO L899 garLoopResultBuilder]: For program point L7717-2(lines 7691 7756) no Hoare annotation was computed. [2022-11-03 04:06:48,500 INFO L899 garLoopResultBuilder]: For program point L7651(lines 7651 7654) no Hoare annotation was computed. [2022-11-03 04:06:48,500 INFO L899 garLoopResultBuilder]: For program point L7717(lines 7717 7721) no Hoare annotation was computed. [2022-11-03 04:06:48,500 INFO L899 garLoopResultBuilder]: For program point L7090(lines 7090 7093) no Hoare annotation was computed. [2022-11-03 04:06:48,500 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)) [2022-11-03 04:06:48,501 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)) [2022-11-03 04:06:48,502 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)) [2022-11-03 04:06:48,502 INFO L899 garLoopResultBuilder]: For program point L7718-1(line 7718) no Hoare annotation was computed. [2022-11-03 04:06:48,502 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)) [2022-11-03 04:06:48,502 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)) [2022-11-03 04:06:48,502 INFO L899 garLoopResultBuilder]: For program point L7669(line 7669) no Hoare annotation was computed. [2022-11-03 04:06:48,503 INFO L899 garLoopResultBuilder]: For program point L8181(lines 8181 8184) no Hoare annotation was computed. [2022-11-03 04:06:48,503 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)) [2022-11-03 04:06:48,503 INFO L899 garLoopResultBuilder]: For program point L7736(lines 7736 7744) no Hoare annotation was computed. [2022-11-03 04:06:48,503 INFO L899 garLoopResultBuilder]: For program point L7126(line 7126) no Hoare annotation was computed. [2022-11-03 04:06:48,504 INFO L899 garLoopResultBuilder]: For program point L8183-1(lines 8180 8194) no Hoare annotation was computed. [2022-11-03 04:06:48,504 INFO L895 garLoopResultBuilder]: At program point L8183(line 8183) the Hoare annotation is: false [2022-11-03 04:06:48,504 INFO L899 garLoopResultBuilder]: For program point L7704(line 7704) no Hoare annotation was computed. [2022-11-03 04:06:48,504 INFO L899 garLoopResultBuilder]: For program point L7737-1(line 7737) no Hoare annotation was computed. [2022-11-03 04:06:48,504 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)) [2022-11-03 04:06:48,504 INFO L899 garLoopResultBuilder]: For program point L7655-1(line 7655) no Hoare annotation was computed. [2022-11-03 04:06:48,505 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)) [2022-11-03 04:06:48,505 INFO L899 garLoopResultBuilder]: For program point L7077(lines 7077 7080) no Hoare annotation was computed. [2022-11-03 04:06:48,505 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-03 04:06:48,505 INFO L899 garLoopResultBuilder]: For program point L7127(lines 7127 7130) no Hoare annotation was computed. [2022-11-03 04:06:48,505 INFO L899 garLoopResultBuilder]: For program point L7705-2(lines 7691 7756) no Hoare annotation was computed. [2022-11-03 04:06:48,505 INFO L899 garLoopResultBuilder]: For program point L7705(lines 7705 7709) no Hoare annotation was computed. [2022-11-03 04:06:48,506 INFO L899 garLoopResultBuilder]: For program point L7144(line 7144) no Hoare annotation was computed. [2022-11-03 04:06:48,506 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)) [2022-11-03 04:06:48,506 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)) [2022-11-03 04:06:48,506 INFO L899 garLoopResultBuilder]: For program point L7706-1(line 7706) no Hoare annotation was computed. [2022-11-03 04:06:48,506 INFO L899 garLoopResultBuilder]: For program point L7723-1(line 7723) no Hoare annotation was computed. [2022-11-03 04:06:48,506 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)) [2022-11-03 04:06:48,507 INFO L899 garLoopResultBuilder]: For program point L7145(lines 7145 7157) no Hoare annotation was computed. [2022-11-03 04:06:48,507 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)) [2022-11-03 04:06:48,507 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)) [2022-11-03 04:06:48,507 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)) [2022-11-03 04:06:48,507 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)) [2022-11-03 04:06:48,508 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)) [2022-11-03 04:06:48,508 INFO L899 garLoopResultBuilder]: For program point L8187-1(lines 8180 8194) no Hoare annotation was computed. [2022-11-03 04:06:48,508 INFO L895 garLoopResultBuilder]: At program point L8187(line 8187) the Hoare annotation is: false [2022-11-03 04:06:48,508 INFO L899 garLoopResultBuilder]: For program point L7692(line 7692) no Hoare annotation was computed. [2022-11-03 04:06:48,508 INFO L899 garLoopResultBuilder]: For program point L7147-2(lines 7145 7156) no Hoare annotation was computed. [2022-11-03 04:06:48,508 INFO L899 garLoopResultBuilder]: For program point L7098(line 7098) no Hoare annotation was computed. [2022-11-03 04:06:48,509 INFO L899 garLoopResultBuilder]: For program point L7693-2(lines 7691 7756) no Hoare annotation was computed. [2022-11-03 04:06:48,509 INFO L899 garLoopResultBuilder]: For program point L7693(lines 7693 7697) no Hoare annotation was computed. [2022-11-03 04:06:48,509 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)) [2022-11-03 04:06:48,509 INFO L899 garLoopResultBuilder]: For program point L7132(line 7132) no Hoare annotation was computed. [2022-11-03 04:06:48,509 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)) [2022-11-03 04:06:48,509 INFO L899 garLoopResultBuilder]: For program point L7694-1(line 7694) no Hoare annotation was computed. [2022-11-03 04:06:48,510 INFO L899 garLoopResultBuilder]: For program point L7661(lines 7661 7664) no Hoare annotation was computed. [2022-11-03 04:06:48,510 INFO L899 garLoopResultBuilder]: For program point L7711-1(line 7711) no Hoare annotation was computed. [2022-11-03 04:06:48,510 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)) [2022-11-03 04:06:48,510 INFO L899 garLoopResultBuilder]: For program point L7133(lines 7133 7164) no Hoare annotation was computed. [2022-11-03 04:06:48,510 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)) [2022-11-03 04:06:48,512 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)) [2022-11-03 04:06:48,512 INFO L899 garLoopResultBuilder]: For program point L7084(lines 7084 7088) no Hoare annotation was computed. [2022-11-03 04:06:48,513 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) [2022-11-03 04:06:48,513 INFO L895 garLoopResultBuilder]: At program point L8191(line 8191) the Hoare annotation is: false [2022-11-03 04:06:48,513 INFO L899 garLoopResultBuilder]: For program point L7136(line 7136) no Hoare annotation was computed. [2022-11-03 04:06:48,513 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)) [2022-11-03 04:06:48,514 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)) [2022-11-03 04:06:48,514 INFO L902 garLoopResultBuilder]: At program point scsi_tgt_cmd_to_hostENTRY(lines 6765 6771) the Hoare annotation is: true [2022-11-03 04:06:48,514 INFO L899 garLoopResultBuilder]: For program point scsi_tgt_cmd_to_hostEXIT(lines 6765 6771) no Hoare annotation was computed. [2022-11-03 04:06:48,514 INFO L902 garLoopResultBuilder]: At program point spinlock_checkENTRY(lines 6342 6347) the Hoare annotation is: true [2022-11-03 04:06:48,514 INFO L899 garLoopResultBuilder]: For program point spinlock_checkEXIT(lines 6342 6347) no Hoare annotation was computed. [2022-11-03 04:06:48,517 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-11-03 04:06:48,520 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-03 04:06:48,556 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.11 04:06:48 BoogieIcfgContainer [2022-11-03 04:06:48,557 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-03 04:06:48,558 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-03 04:06:48,558 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-03 04:06:48,558 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-03 04:06:48,559 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:06:45" (3/4) ... [2022-11-03 04:06:48,561 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-03 04:06:48,567 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure tgt_ring_idx_inc [2022-11-03 04:06:48,567 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __raw_spin_lock_init [2022-11-03 04:06:48,567 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure tgt_ring_exit [2022-11-03 04:06:48,567 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure uspace_ring_map [2022-11-03 04:06:48,568 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure scsi_tgt_cmd_destroy [2022-11-03 04:06:48,568 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure tgt_write [2022-11-03 04:06:48,568 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure tgt_ring_init [2022-11-03 04:06:48,568 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2022-11-03 04:06:48,568 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure list_del [2022-11-03 04:06:48,568 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kmem_cache_free [2022-11-03 04:06:48,568 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure tgt_head_event [2022-11-03 04:06:48,569 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure tgt_poll [2022-11-03 04:06:48,569 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure scsi_unmap_user_pages [2022-11-03 04:06:48,569 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _raw_spin_lock_irqsave [2022-11-03 04:06:48,569 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure scsi_host_put [2022-11-03 04:06:48,569 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hash_64 [2022-11-03 04:06:48,569 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~int [2022-11-03 04:06:48,570 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2022-11-03 04:06:48,570 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure tgt_open [2022-11-03 04:06:48,570 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure scsi_host_lookup [2022-11-03 04:06:48,570 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure tgt_mmap [2022-11-03 04:06:48,570 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure scsi_release_buffers [2022-11-03 04:06:48,570 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kmem_cache_destroy [2022-11-03 04:06:48,570 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2022-11-03 04:06:48,571 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-11-03 04:06:48,571 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure destroy_workqueue [2022-11-03 04:06:48,571 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _copy_from_user [2022-11-03 04:06:48,571 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure list_add [2022-11-03 04:06:48,572 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure scsi_tgt_cmd_to_host [2022-11-03 04:06:48,572 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spinlock_check [2022-11-03 04:06:48,588 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 248 nodes and edges [2022-11-03 04:06:48,590 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 80 nodes and edges [2022-11-03 04:06:48,592 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2022-11-03 04:06:48,594 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-03 04:06:48,595 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-03 04:06:48,597 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-03 04:06:48,717 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de66d6b-5df6-4736-a44c-354a1239a236/bin/utaipan-7li7fVZpFI/witness.graphml [2022-11-03 04:06:48,718 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-03 04:06:48,718 INFO L158 Benchmark]: Toolchain (without parser) took 7489.35ms. Allocated memory was 123.7MB in the beginning and 237.0MB in the end (delta: 113.2MB). Free memory was 79.1MB in the beginning and 80.4MB in the end (delta: -1.3MB). Peak memory consumption was 110.5MB. Max. memory is 16.1GB. [2022-11-03 04:06:48,719 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 123.7MB. Free memory is still 75.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 04:06:48,719 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2230.08ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 78.8MB in the beginning and 72.7MB in the end (delta: 6.1MB). Peak memory consumption was 53.2MB. Max. memory is 16.1GB. [2022-11-03 04:06:48,719 INFO L158 Benchmark]: Boogie Procedure Inliner took 158.91ms. Allocated memory is still 148.9MB. Free memory was 72.7MB in the beginning and 64.3MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-03 04:06:48,720 INFO L158 Benchmark]: Boogie Preprocessor took 124.97ms. Allocated memory is still 148.9MB. Free memory was 64.3MB in the beginning and 89.9MB in the end (delta: -25.6MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. [2022-11-03 04:06:48,720 INFO L158 Benchmark]: RCFGBuilder took 1975.66ms. Allocated memory was 148.9MB in the beginning and 237.0MB in the end (delta: 88.1MB). Free memory was 89.9MB in the beginning and 127.8MB in the end (delta: -37.9MB). Peak memory consumption was 73.8MB. Max. memory is 16.1GB. [2022-11-03 04:06:48,720 INFO L158 Benchmark]: TraceAbstraction took 2832.08ms. Allocated memory is still 237.0MB. Free memory was 126.8MB in the beginning and 100.4MB in the end (delta: 26.4MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. [2022-11-03 04:06:48,721 INFO L158 Benchmark]: Witness Printer took 160.04ms. Allocated memory is still 237.0MB. Free memory was 100.4MB in the beginning and 80.4MB in the end (delta: 19.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-03 04:06:48,722 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 123.7MB. Free memory is still 75.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2230.08ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 78.8MB in the beginning and 72.7MB in the end (delta: 6.1MB). Peak memory consumption was 53.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 158.91ms. Allocated memory is still 148.9MB. Free memory was 72.7MB in the beginning and 64.3MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 124.97ms. Allocated memory is still 148.9MB. Free memory was 64.3MB in the beginning and 89.9MB in the end (delta: -25.6MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1975.66ms. Allocated memory was 148.9MB in the beginning and 237.0MB in the end (delta: 88.1MB). Free memory was 89.9MB in the beginning and 127.8MB in the end (delta: -37.9MB). Peak memory consumption was 73.8MB. Max. memory is 16.1GB. * TraceAbstraction took 2832.08ms. Allocated memory is still 237.0MB. Free memory was 126.8MB in the beginning and 100.4MB in the end (delta: 26.4MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. * Witness Printer took 160.04ms. Allocated memory is still 237.0MB. Free memory was 100.4MB in the beginning and 80.4MB in the end (delta: 19.9MB). Peak memory consumption was 18.9MB. 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: 2.7s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.9s, 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, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s 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! [2022-11-03 04:06:48,771 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de66d6b-5df6-4736-a44c-354a1239a236/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE