./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad2524ed-8613-4438-8274-c7289f215dd6/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad2524ed-8613-4438-8274-c7289f215dd6/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_ad2524ed-8613-4438-8274-c7289f215dd6/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad2524ed-8613-4438-8274-c7289f215dd6/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad2524ed-8613-4438-8274-c7289f215dd6/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_ad2524ed-8613-4438-8274-c7289f215dd6/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 3d54ec533bcab354bf7ab20b9139a2cc0ce3cf7423a4c806e696ce4b9d5812e9 --- 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 02:48:52,241 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 02:48:52,243 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 02:48:52,272 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 02:48:52,273 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 02:48:52,274 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 02:48:52,275 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 02:48:52,277 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 02:48:52,279 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 02:48:52,280 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 02:48:52,281 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 02:48:52,282 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 02:48:52,283 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 02:48:52,284 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 02:48:52,286 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 02:48:52,287 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 02:48:52,288 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 02:48:52,289 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 02:48:52,291 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 02:48:52,293 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 02:48:52,295 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 02:48:52,302 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 02:48:52,303 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 02:48:52,306 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 02:48:52,311 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 02:48:52,317 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 02:48:52,317 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 02:48:52,318 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 02:48:52,319 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 02:48:52,321 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 02:48:52,322 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 02:48:52,324 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 02:48:52,325 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 02:48:52,327 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 02:48:52,328 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 02:48:52,329 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 02:48:52,330 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 02:48:52,330 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 02:48:52,331 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 02:48:52,331 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 02:48:52,332 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 02:48:52,333 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad2524ed-8613-4438-8274-c7289f215dd6/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 02:48:52,386 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 02:48:52,386 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 02:48:52,387 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 02:48:52,387 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 02:48:52,388 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 02:48:52,388 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 02:48:52,388 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 02:48:52,389 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 02:48:52,389 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 02:48:52,389 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 02:48:52,390 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 02:48:52,390 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 02:48:52,391 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 02:48:52,391 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 02:48:52,391 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 02:48:52,391 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 02:48:52,392 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 02:48:52,392 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 02:48:52,393 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 02:48:52,393 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 02:48:52,393 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 02:48:52,393 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 02:48:52,393 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 02:48:52,394 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 02:48:52,394 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 02:48:52,394 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 02:48:52,394 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 02:48:52,395 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 02:48:52,395 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 02:48:52,395 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:48:52,395 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 02:48:52,396 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 02:48:52,396 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 02:48:52,397 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 02:48:52,397 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 02:48:52,397 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 02:48:52,397 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 02:48:52,397 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 02:48:52,398 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_ad2524ed-8613-4438-8274-c7289f215dd6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad2524ed-8613-4438-8274-c7289f215dd6/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d54ec533bcab354bf7ab20b9139a2cc0ce3cf7423a4c806e696ce4b9d5812e9 [2022-11-03 02:48:52,633 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 02:48:52,655 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 02:48:52,658 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 02:48:52,659 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 02:48:52,660 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 02:48:52,661 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad2524ed-8613-4438-8274-c7289f215dd6/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i [2022-11-03 02:48:52,736 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad2524ed-8613-4438-8274-c7289f215dd6/bin/utaipan-7li7fVZpFI/data/78e65c2ca/712f8fe58f4a48e28fe2d601a21a4401/FLAG62e87e613 [2022-11-03 02:48:53,620 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 02:48:53,620 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad2524ed-8613-4438-8274-c7289f215dd6/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i [2022-11-03 02:48:53,655 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad2524ed-8613-4438-8274-c7289f215dd6/bin/utaipan-7li7fVZpFI/data/78e65c2ca/712f8fe58f4a48e28fe2d601a21a4401/FLAG62e87e613 [2022-11-03 02:48:54,168 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad2524ed-8613-4438-8274-c7289f215dd6/bin/utaipan-7li7fVZpFI/data/78e65c2ca/712f8fe58f4a48e28fe2d601a21a4401 [2022-11-03 02:48:54,170 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 02:48:54,173 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 02:48:54,177 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 02:48:54,178 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 02:48:54,182 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 02:48:54,184 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:48:54" (1/1) ... [2022-11-03 02:48:54,185 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bcae20c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:48:54, skipping insertion in model container [2022-11-03 02:48:54,186 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:48:54" (1/1) ... [2022-11-03 02:48:54,193 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 02:48:54,265 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 02:48:55,398 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_ad2524ed-8613-4438-8274-c7289f215dd6/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i[129019,129032] [2022-11-03 02:48:55,496 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 02:48:55,516 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 02:48:55,799 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_ad2524ed-8613-4438-8274-c7289f215dd6/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i[129019,129032] [2022-11-03 02:48:55,846 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 02:48:55,912 INFO L208 MainTranslator]: Completed translation [2022-11-03 02:48:55,913 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:48:55 WrapperNode [2022-11-03 02:48:55,913 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 02:48:55,914 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 02:48:55,914 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 02:48:55,914 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 02:48:55,922 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:48:55" (1/1) ... [2022-11-03 02:48:55,988 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:48:55" (1/1) ... [2022-11-03 02:48:56,122 INFO L138 Inliner]: procedures = 176, calls = 745, calls flagged for inlining = 76, calls inlined = 63, statements flattened = 1308 [2022-11-03 02:48:56,124 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 02:48:56,125 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 02:48:56,125 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 02:48:56,126 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 02:48:56,135 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:48:55" (1/1) ... [2022-11-03 02:48:56,136 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:48:55" (1/1) ... [2022-11-03 02:48:56,169 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:48:55" (1/1) ... [2022-11-03 02:48:56,169 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:48:55" (1/1) ... [2022-11-03 02:48:56,259 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:48:55" (1/1) ... [2022-11-03 02:48:56,284 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:48:55" (1/1) ... [2022-11-03 02:48:56,293 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:48:55" (1/1) ... [2022-11-03 02:48:56,300 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:48:55" (1/1) ... [2022-11-03 02:48:56,313 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 02:48:56,314 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 02:48:56,314 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 02:48:56,314 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 02:48:56,315 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:48:55" (1/1) ... [2022-11-03 02:48:56,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:48:56,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad2524ed-8613-4438-8274-c7289f215dd6/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:48:56,346 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad2524ed-8613-4438-8274-c7289f215dd6/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 02:48:56,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad2524ed-8613-4438-8274-c7289f215dd6/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 02:48:56,394 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-03 02:48:56,395 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-03 02:48:56,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-03 02:48:56,395 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-03 02:48:56,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-03 02:48:56,395 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-03 02:48:56,396 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-03 02:48:56,396 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-03 02:48:56,396 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-03 02:48:56,396 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-03 02:48:56,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-03 02:48:56,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-03 02:48:56,397 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-03 02:48:56,397 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-03 02:48:56,397 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-03 02:48:56,397 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-03 02:48:56,397 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2022-11-03 02:48:56,398 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2022-11-03 02:48:56,398 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2022-11-03 02:48:56,398 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2022-11-03 02:48:56,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-03 02:48:56,398 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-03 02:48:56,399 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-03 02:48:56,399 INFO L130 BoogieDeclarations]: Found specification of procedure class_remove_file [2022-11-03 02:48:56,399 INFO L138 BoogieDeclarations]: Found implementation of procedure class_remove_file [2022-11-03 02:48:56,399 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-03 02:48:56,399 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-03 02:48:56,399 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-11-03 02:48:56,400 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-11-03 02:48:56,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-03 02:48:56,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-03 02:48:56,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_open_lock_of_phantom_device [2022-11-03 02:48:56,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_open_lock_of_phantom_device [2022-11-03 02:48:56,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-03 02:48:56,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-03 02:48:56,401 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-03 02:48:56,401 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-03 02:48:56,401 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2022-11-03 02:48:56,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2022-11-03 02:48:56,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-03 02:48:56,402 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-11-03 02:48:56,402 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-11-03 02:48:56,402 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-03 02:48:56,402 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-03 02:48:56,403 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-11-03 02:48:56,403 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-11-03 02:48:56,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-03 02:48:56,403 INFO L130 BoogieDeclarations]: Found specification of procedure phantom_status [2022-11-03 02:48:56,403 INFO L138 BoogieDeclarations]: Found implementation of procedure phantom_status [2022-11-03 02:48:56,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-03 02:48:56,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-03 02:48:56,404 INFO L130 BoogieDeclarations]: Found specification of procedure phantom_remove [2022-11-03 02:48:56,404 INFO L138 BoogieDeclarations]: Found implementation of procedure phantom_remove [2022-11-03 02:48:56,404 INFO L130 BoogieDeclarations]: Found specification of procedure phantom_poll [2022-11-03 02:48:56,405 INFO L138 BoogieDeclarations]: Found implementation of procedure phantom_poll [2022-11-03 02:48:56,405 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-03 02:48:56,405 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-03 02:48:56,405 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-03 02:48:56,405 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-11-03 02:48:56,406 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-11-03 02:48:56,406 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-03 02:48:56,406 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-03 02:48:56,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-03 02:48:56,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-03 02:48:56,406 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2022-11-03 02:48:56,407 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2022-11-03 02:48:56,407 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-03 02:48:56,407 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-03 02:48:56,407 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2022-11-03 02:48:56,407 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2022-11-03 02:48:56,408 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-03 02:48:56,408 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-03 02:48:56,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-03 02:48:56,408 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-03 02:48:56,408 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-03 02:48:56,409 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-03 02:48:56,409 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 02:48:56,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 02:48:56,409 INFO L130 BoogieDeclarations]: Found specification of procedure phantom_ioctl [2022-11-03 02:48:56,409 INFO L138 BoogieDeclarations]: Found implementation of procedure phantom_ioctl [2022-11-03 02:48:56,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_phantom_mutex [2022-11-03 02:48:56,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_phantom_mutex [2022-11-03 02:48:56,410 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-03 02:48:56,410 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-03 02:48:56,910 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 02:48:56,913 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 02:48:58,497 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 02:48:58,929 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 02:48:58,931 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-03 02:48:58,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 02:48:58 BoogieIcfgContainer [2022-11-03 02:48:58,936 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 02:48:58,939 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 02:48:58,939 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 02:48:58,944 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 02:48:58,944 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 02:48:54" (1/3) ... [2022-11-03 02:48:58,945 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@430b3687 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 02:48:58, skipping insertion in model container [2022-11-03 02:48:58,945 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:48:55" (2/3) ... [2022-11-03 02:48:58,945 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@430b3687 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 02:48:58, skipping insertion in model container [2022-11-03 02:48:58,946 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 02:48:58" (3/3) ... [2022-11-03 02:48:58,947 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i [2022-11-03 02:48:58,966 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 02:48:58,967 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-03 02:48:59,066 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-03 02:48:59,077 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;@7c0d068e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-03 02:48:59,078 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-03 02:48:59,086 INFO L276 IsEmpty]: Start isEmpty. Operand has 422 states, 256 states have (on average 1.3671875) internal successors, (350), 275 states have internal predecessors, (350), 130 states have call successors, (130), 34 states have call predecessors, (130), 34 states have return successors, (130), 128 states have call predecessors, (130), 130 states have call successors, (130) [2022-11-03 02:48:59,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-03 02:48:59,100 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:48:59,101 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:48:59,102 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:48:59,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:48:59,114 INFO L85 PathProgramCache]: Analyzing trace with hash 45223981, now seen corresponding path program 1 times [2022-11-03 02:48:59,127 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:48:59,128 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [783840313] [2022-11-03 02:48:59,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:48:59,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:48:59,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:48:59,704 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 02:48:59,704 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:48:59,705 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [783840313] [2022-11-03 02:48:59,713 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [783840313] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:48:59,713 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:48:59,713 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-03 02:48:59,715 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141558772] [2022-11-03 02:48:59,715 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:48:59,719 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:48:59,720 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:48:59,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:48:59,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:48:59,764 INFO L87 Difference]: Start difference. First operand has 422 states, 256 states have (on average 1.3671875) internal successors, (350), 275 states have internal predecessors, (350), 130 states have call successors, (130), 34 states have call predecessors, (130), 34 states have return successors, (130), 128 states have call predecessors, (130), 130 states have call successors, (130) Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:49:00,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:49:00,269 INFO L93 Difference]: Finished difference Result 984 states and 1424 transitions. [2022-11-03 02:49:00,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:49:00,274 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-11-03 02:49:00,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:49:00,304 INFO L225 Difference]: With dead ends: 984 [2022-11-03 02:49:00,306 INFO L226 Difference]: Without dead ends: 559 [2022-11-03 02:49:00,317 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 02:49:00,323 INFO L413 NwaCegarLoop]: 538 mSDtfsCounter, 216 mSDsluCounter, 545 mSDsCounter, 0 mSdLazyCounter, 194 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 216 SdHoareTripleChecker+Valid, 1001 SdHoareTripleChecker+Invalid, 197 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 194 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-03 02:49:00,326 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [216 Valid, 1001 Invalid, 197 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 194 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-03 02:49:00,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 559 states. [2022-11-03 02:49:00,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 559 to 543. [2022-11-03 02:49:00,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 543 states, 333 states have (on average 1.3753753753753755) internal successors, (458), 359 states have internal predecessors, (458), 160 states have call successors, (160), 51 states have call predecessors, (160), 49 states have return successors, (150), 143 states have call predecessors, (150), 150 states have call successors, (150) [2022-11-03 02:49:00,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 543 states and 768 transitions. [2022-11-03 02:49:00,435 INFO L78 Accepts]: Start accepts. Automaton has 543 states and 768 transitions. Word has length 11 [2022-11-03 02:49:00,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:49:00,436 INFO L495 AbstractCegarLoop]: Abstraction has 543 states and 768 transitions. [2022-11-03 02:49:00,436 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:49:00,436 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 768 transitions. [2022-11-03 02:49:00,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-03 02:49:00,439 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:49:00,439 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, 1, 1, 1, 1] [2022-11-03 02:49:00,439 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-03 02:49:00,440 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:49:00,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:49:00,440 INFO L85 PathProgramCache]: Analyzing trace with hash 191737155, now seen corresponding path program 1 times [2022-11-03 02:49:00,440 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:49:00,441 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [523842927] [2022-11-03 02:49:00,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:49:00,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:49:00,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:49:00,733 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 02:49:00,734 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:49:00,734 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [523842927] [2022-11-03 02:49:00,734 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [523842927] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:49:00,734 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:49:00,735 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:49:00,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332713929] [2022-11-03 02:49:00,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:49:00,737 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:49:00,737 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:49:00,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:49:00,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:49:00,742 INFO L87 Difference]: Start difference. First operand 543 states and 768 transitions. Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-11-03 02:49:01,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:49:01,246 INFO L93 Difference]: Finished difference Result 1571 states and 2214 transitions. [2022-11-03 02:49:01,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:49:01,247 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), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 25 [2022-11-03 02:49:01,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:49:01,253 INFO L225 Difference]: With dead ends: 1571 [2022-11-03 02:49:01,253 INFO L226 Difference]: Without dead ends: 1029 [2022-11-03 02:49:01,257 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 02:49:01,259 INFO L413 NwaCegarLoop]: 621 mSDtfsCounter, 560 mSDsluCounter, 565 mSDsCounter, 0 mSdLazyCounter, 183 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 560 SdHoareTripleChecker+Valid, 1107 SdHoareTripleChecker+Invalid, 186 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 183 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-03 02:49:01,261 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [560 Valid, 1107 Invalid, 186 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 183 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-03 02:49:01,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1029 states. [2022-11-03 02:49:01,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1029 to 1022. [2022-11-03 02:49:01,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1022 states, 633 states have (on average 1.363349131121643) internal successors, (863), 671 states have internal predecessors, (863), 291 states have call successors, (291), 100 states have call predecessors, (291), 97 states have return successors, (281), 268 states have call predecessors, (281), 281 states have call successors, (281) [2022-11-03 02:49:01,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 1022 states and 1435 transitions. [2022-11-03 02:49:01,406 INFO L78 Accepts]: Start accepts. Automaton has 1022 states and 1435 transitions. Word has length 25 [2022-11-03 02:49:01,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:49:01,406 INFO L495 AbstractCegarLoop]: Abstraction has 1022 states and 1435 transitions. [2022-11-03 02:49:01,407 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), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-11-03 02:49:01,407 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1435 transitions. [2022-11-03 02:49:01,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-03 02:49:01,408 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:49:01,409 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, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:49:01,409 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-03 02:49:01,409 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:49:01,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:49:01,410 INFO L85 PathProgramCache]: Analyzing trace with hash -1131397542, now seen corresponding path program 1 times [2022-11-03 02:49:01,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:49:01,410 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1572498088] [2022-11-03 02:49:01,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:49:01,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:49:01,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:49:01,546 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 02:49:01,547 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:49:01,547 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1572498088] [2022-11-03 02:49:01,547 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1572498088] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:49:01,547 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:49:01,548 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:49:01,548 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1325275887] [2022-11-03 02:49:01,548 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:49:01,548 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:49:01,549 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:49:01,549 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:49:01,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:49:01,550 INFO L87 Difference]: Start difference. First operand 1022 states and 1435 transitions. Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-03 02:49:01,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:49:01,796 INFO L93 Difference]: Finished difference Result 1024 states and 1436 transitions. [2022-11-03 02:49:01,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:49:01,797 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 28 [2022-11-03 02:49:01,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:49:01,804 INFO L225 Difference]: With dead ends: 1024 [2022-11-03 02:49:01,804 INFO L226 Difference]: Without dead ends: 1021 [2022-11-03 02:49:01,805 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 02:49:01,806 INFO L413 NwaCegarLoop]: 505 mSDtfsCounter, 578 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 578 SdHoareTripleChecker+Valid, 505 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 02:49:01,807 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [578 Valid, 505 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-03 02:49:01,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1021 states. [2022-11-03 02:49:01,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1021 to 1021. [2022-11-03 02:49:01,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1021 states, 633 states have (on average 1.3617693522906793) internal successors, (862), 670 states have internal predecessors, (862), 290 states have call successors, (290), 100 states have call predecessors, (290), 97 states have return successors, (281), 268 states have call predecessors, (281), 281 states have call successors, (281) [2022-11-03 02:49:01,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 1021 states and 1433 transitions. [2022-11-03 02:49:01,908 INFO L78 Accepts]: Start accepts. Automaton has 1021 states and 1433 transitions. Word has length 28 [2022-11-03 02:49:01,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:49:01,908 INFO L495 AbstractCegarLoop]: Abstraction has 1021 states and 1433 transitions. [2022-11-03 02:49:01,908 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-03 02:49:01,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 1433 transitions. [2022-11-03 02:49:01,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-03 02:49:01,910 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:49:01,910 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, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:49:01,911 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-03 02:49:01,911 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:49:01,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:49:01,911 INFO L85 PathProgramCache]: Analyzing trace with hash -714093616, now seen corresponding path program 1 times [2022-11-03 02:49:01,912 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:49:01,912 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1497920763] [2022-11-03 02:49:01,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:49:01,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:49:01,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:49:02,051 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 02:49:02,051 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:49:02,051 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1497920763] [2022-11-03 02:49:02,052 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1497920763] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:49:02,052 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:49:02,052 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:49:02,052 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [274510178] [2022-11-03 02:49:02,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:49:02,053 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:49:02,053 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:49:02,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:49:02,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:49:02,054 INFO L87 Difference]: Start difference. First operand 1021 states and 1433 transitions. Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-03 02:49:02,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:49:02,316 INFO L93 Difference]: Finished difference Result 1023 states and 1434 transitions. [2022-11-03 02:49:02,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:49:02,316 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 29 [2022-11-03 02:49:02,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:49:02,322 INFO L225 Difference]: With dead ends: 1023 [2022-11-03 02:49:02,323 INFO L226 Difference]: Without dead ends: 1020 [2022-11-03 02:49:02,324 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 02:49:02,325 INFO L413 NwaCegarLoop]: 503 mSDtfsCounter, 575 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 575 SdHoareTripleChecker+Valid, 503 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 02:49:02,326 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [575 Valid, 503 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-03 02:49:02,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1020 states. [2022-11-03 02:49:02,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1020 to 1020. [2022-11-03 02:49:02,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1020 states, 633 states have (on average 1.3601895734597156) internal successors, (861), 669 states have internal predecessors, (861), 289 states have call successors, (289), 100 states have call predecessors, (289), 97 states have return successors, (281), 268 states have call predecessors, (281), 281 states have call successors, (281) [2022-11-03 02:49:02,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 1020 states and 1431 transitions. [2022-11-03 02:49:02,431 INFO L78 Accepts]: Start accepts. Automaton has 1020 states and 1431 transitions. Word has length 29 [2022-11-03 02:49:02,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:49:02,432 INFO L495 AbstractCegarLoop]: Abstraction has 1020 states and 1431 transitions. [2022-11-03 02:49:02,432 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-03 02:49:02,432 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1431 transitions. [2022-11-03 02:49:02,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-03 02:49:02,434 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:49:02,434 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:49:02,434 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-03 02:49:02,434 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:49:02,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:49:02,435 INFO L85 PathProgramCache]: Analyzing trace with hash -662568931, now seen corresponding path program 1 times [2022-11-03 02:49:02,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:49:02,435 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [958932202] [2022-11-03 02:49:02,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:49:02,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:49:02,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:49:02,563 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 02:49:02,563 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:49:02,563 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [958932202] [2022-11-03 02:49:02,563 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [958932202] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:49:02,564 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:49:02,564 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:49:02,564 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [490438077] [2022-11-03 02:49:02,564 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:49:02,565 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:49:02,565 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:49:02,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:49:02,565 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:49:02,566 INFO L87 Difference]: Start difference. First operand 1020 states and 1431 transitions. Second operand has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-03 02:49:02,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:49:02,866 INFO L93 Difference]: Finished difference Result 1022 states and 1432 transitions. [2022-11-03 02:49:02,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:49:02,867 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 30 [2022-11-03 02:49:02,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:49:02,873 INFO L225 Difference]: With dead ends: 1022 [2022-11-03 02:49:02,874 INFO L226 Difference]: Without dead ends: 1019 [2022-11-03 02:49:02,875 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 02:49:02,878 INFO L413 NwaCegarLoop]: 501 mSDtfsCounter, 572 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 572 SdHoareTripleChecker+Valid, 501 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 02:49:02,879 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [572 Valid, 501 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-03 02:49:02,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1019 states. [2022-11-03 02:49:03,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1019 to 1019. [2022-11-03 02:49:03,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1019 states, 633 states have (on average 1.3586097946287519) internal successors, (860), 668 states have internal predecessors, (860), 288 states have call successors, (288), 100 states have call predecessors, (288), 97 states have return successors, (281), 268 states have call predecessors, (281), 281 states have call successors, (281) [2022-11-03 02:49:03,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 1019 states and 1429 transitions. [2022-11-03 02:49:03,014 INFO L78 Accepts]: Start accepts. Automaton has 1019 states and 1429 transitions. Word has length 30 [2022-11-03 02:49:03,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:49:03,014 INFO L495 AbstractCegarLoop]: Abstraction has 1019 states and 1429 transitions. [2022-11-03 02:49:03,015 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-03 02:49:03,015 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 1429 transitions. [2022-11-03 02:49:03,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-03 02:49:03,017 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:49:03,018 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:49:03,018 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-03 02:49:03,018 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:49:03,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:49:03,019 INFO L85 PathProgramCache]: Analyzing trace with hash 934701171, now seen corresponding path program 1 times [2022-11-03 02:49:03,019 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:49:03,019 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [28457845] [2022-11-03 02:49:03,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:49:03,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:49:03,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:49:03,197 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 02:49:03,197 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:49:03,198 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [28457845] [2022-11-03 02:49:03,198 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [28457845] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:49:03,198 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:49:03,198 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:49:03,199 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [30715014] [2022-11-03 02:49:03,199 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:49:03,199 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:49:03,200 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:49:03,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:49:03,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:49:03,201 INFO L87 Difference]: Start difference. First operand 1019 states and 1429 transitions. Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-03 02:49:03,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:49:03,724 INFO L93 Difference]: Finished difference Result 1964 states and 2745 transitions. [2022-11-03 02:49:03,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:49:03,724 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 31 [2022-11-03 02:49:03,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:49:03,734 INFO L225 Difference]: With dead ends: 1964 [2022-11-03 02:49:03,734 INFO L226 Difference]: Without dead ends: 1959 [2022-11-03 02:49:03,736 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 02:49:03,737 INFO L413 NwaCegarLoop]: 626 mSDtfsCounter, 531 mSDsluCounter, 555 mSDsCounter, 0 mSdLazyCounter, 190 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 531 SdHoareTripleChecker+Valid, 1097 SdHoareTripleChecker+Invalid, 196 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 190 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-03 02:49:03,737 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [531 Valid, 1097 Invalid, 196 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 190 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-03 02:49:03,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1959 states. [2022-11-03 02:49:03,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1959 to 1955. [2022-11-03 02:49:03,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1955 states, 1227 states have (on average 1.361043194784026) internal successors, (1670), 1291 states have internal predecessors, (1670), 535 states have call successors, (535), 197 states have call predecessors, (535), 192 states have return successors, (528), 502 states have call predecessors, (528), 528 states have call successors, (528) [2022-11-03 02:49:03,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1955 states to 1955 states and 2733 transitions. [2022-11-03 02:49:03,906 INFO L78 Accepts]: Start accepts. Automaton has 1955 states and 2733 transitions. Word has length 31 [2022-11-03 02:49:03,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:49:03,912 INFO L495 AbstractCegarLoop]: Abstraction has 1955 states and 2733 transitions. [2022-11-03 02:49:03,912 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-03 02:49:03,912 INFO L276 IsEmpty]: Start isEmpty. Operand 1955 states and 2733 transitions. [2022-11-03 02:49:03,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-03 02:49:03,916 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:49:03,916 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:49:03,916 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-03 02:49:03,916 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:49:03,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:49:03,917 INFO L85 PathProgramCache]: Analyzing trace with hash -1089528352, now seen corresponding path program 1 times [2022-11-03 02:49:03,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:49:03,917 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [838702085] [2022-11-03 02:49:03,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:49:03,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:49:03,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:49:04,065 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 02:49:04,065 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:49:04,066 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [838702085] [2022-11-03 02:49:04,066 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [838702085] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:49:04,066 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:49:04,066 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:49:04,066 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [962668820] [2022-11-03 02:49:04,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:49:04,067 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:49:04,067 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:49:04,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:49:04,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:49:04,068 INFO L87 Difference]: Start difference. First operand 1955 states and 2733 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-03 02:49:04,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:49:04,420 INFO L93 Difference]: Finished difference Result 1984 states and 2752 transitions. [2022-11-03 02:49:04,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:49:04,421 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 32 [2022-11-03 02:49:04,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:49:04,430 INFO L225 Difference]: With dead ends: 1984 [2022-11-03 02:49:04,431 INFO L226 Difference]: Without dead ends: 1949 [2022-11-03 02:49:04,432 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 02:49:04,433 INFO L413 NwaCegarLoop]: 502 mSDtfsCounter, 527 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 527 SdHoareTripleChecker+Valid, 539 SdHoareTripleChecker+Invalid, 104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 02:49:04,433 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [527 Valid, 539 Invalid, 104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-03 02:49:04,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1949 states. [2022-11-03 02:49:04,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1949 to 1946. [2022-11-03 02:49:04,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1946 states, 1225 states have (on average 1.3559183673469388) internal successors, (1661), 1286 states have internal predecessors, (1661), 525 states have call successors, (525), 200 states have call predecessors, (525), 195 states have return successors, (520), 495 states have call predecessors, (520), 520 states have call successors, (520) [2022-11-03 02:49:04,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1946 states to 1946 states and 2706 transitions. [2022-11-03 02:49:04,601 INFO L78 Accepts]: Start accepts. Automaton has 1946 states and 2706 transitions. Word has length 32 [2022-11-03 02:49:04,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:49:04,601 INFO L495 AbstractCegarLoop]: Abstraction has 1946 states and 2706 transitions. [2022-11-03 02:49:04,602 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-03 02:49:04,602 INFO L276 IsEmpty]: Start isEmpty. Operand 1946 states and 2706 transitions. [2022-11-03 02:49:04,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-11-03 02:49:04,605 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:49:04,605 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:49:04,606 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-03 02:49:04,606 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:49:04,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:49:04,606 INFO L85 PathProgramCache]: Analyzing trace with hash 238932424, now seen corresponding path program 1 times [2022-11-03 02:49:04,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:49:04,607 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [464910322] [2022-11-03 02:49:04,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:49:04,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:49:04,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:49:04,809 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-03 02:49:04,810 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:49:04,810 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [464910322] [2022-11-03 02:49:04,810 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [464910322] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:49:04,810 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:49:04,810 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:49:04,811 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1979982769] [2022-11-03 02:49:04,811 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:49:04,811 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:49:04,811 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:49:04,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:49:04,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:49:04,812 INFO L87 Difference]: Start difference. First operand 1946 states and 2706 transitions. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-03 02:49:05,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:49:05,351 INFO L93 Difference]: Finished difference Result 3686 states and 5089 transitions. [2022-11-03 02:49:05,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:49:05,352 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 94 [2022-11-03 02:49:05,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:49:05,360 INFO L225 Difference]: With dead ends: 3686 [2022-11-03 02:49:05,361 INFO L226 Difference]: Without dead ends: 1741 [2022-11-03 02:49:05,366 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 02:49:05,367 INFO L413 NwaCegarLoop]: 756 mSDtfsCounter, 423 mSDsluCounter, 567 mSDsCounter, 0 mSdLazyCounter, 226 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 423 SdHoareTripleChecker+Valid, 1240 SdHoareTripleChecker+Invalid, 227 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 226 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-03 02:49:05,368 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [423 Valid, 1240 Invalid, 227 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 226 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-03 02:49:05,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1741 states. [2022-11-03 02:49:05,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1741 to 1603. [2022-11-03 02:49:05,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1603 states, 1017 states have (on average 1.3657817109144543) internal successors, (1389), 1061 states have internal predecessors, (1389), 421 states have call successors, (421), 167 states have call predecessors, (421), 164 states have return successors, (416), 398 states have call predecessors, (416), 416 states have call successors, (416) [2022-11-03 02:49:05,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1603 states to 1603 states and 2226 transitions. [2022-11-03 02:49:05,493 INFO L78 Accepts]: Start accepts. Automaton has 1603 states and 2226 transitions. Word has length 94 [2022-11-03 02:49:05,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:49:05,494 INFO L495 AbstractCegarLoop]: Abstraction has 1603 states and 2226 transitions. [2022-11-03 02:49:05,494 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-03 02:49:05,494 INFO L276 IsEmpty]: Start isEmpty. Operand 1603 states and 2226 transitions. [2022-11-03 02:49:05,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-11-03 02:49:05,497 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:49:05,497 INFO L195 NwaCegarLoop]: trace histogram [5, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:49:05,497 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-03 02:49:05,498 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:49:05,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:49:05,498 INFO L85 PathProgramCache]: Analyzing trace with hash 1573973557, now seen corresponding path program 1 times [2022-11-03 02:49:05,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:49:05,498 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [953255449] [2022-11-03 02:49:05,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:49:05,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:49:05,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:49:05,890 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-11-03 02:49:05,890 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:49:05,891 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [953255449] [2022-11-03 02:49:05,891 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [953255449] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:49:05,891 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:49:05,891 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:49:05,892 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1370318935] [2022-11-03 02:49:05,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:49:05,892 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:49:05,893 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:49:05,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:49:05,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:49:05,894 INFO L87 Difference]: Start difference. First operand 1603 states and 2226 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-03 02:49:06,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:49:06,266 INFO L93 Difference]: Finished difference Result 1608 states and 2229 transitions. [2022-11-03 02:49:06,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:49:06,267 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 117 [2022-11-03 02:49:06,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:49:06,276 INFO L225 Difference]: With dead ends: 1608 [2022-11-03 02:49:06,276 INFO L226 Difference]: Without dead ends: 1605 [2022-11-03 02:49:06,277 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 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 02:49:06,278 INFO L413 NwaCegarLoop]: 494 mSDtfsCounter, 38 mSDsluCounter, 545 mSDsCounter, 0 mSdLazyCounter, 180 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 956 SdHoareTripleChecker+Invalid, 180 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 180 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-03 02:49:06,278 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 956 Invalid, 180 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 180 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-03 02:49:06,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1605 states. [2022-11-03 02:49:06,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1605 to 1602. [2022-11-03 02:49:06,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1602 states, 1017 states have (on average 1.3618485742379547) internal successors, (1385), 1060 states have internal predecessors, (1385), 420 states have call successors, (420), 167 states have call predecessors, (420), 164 states have return successors, (416), 398 states have call predecessors, (416), 416 states have call successors, (416) [2022-11-03 02:49:06,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1602 states to 1602 states and 2221 transitions. [2022-11-03 02:49:06,391 INFO L78 Accepts]: Start accepts. Automaton has 1602 states and 2221 transitions. Word has length 117 [2022-11-03 02:49:06,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:49:06,392 INFO L495 AbstractCegarLoop]: Abstraction has 1602 states and 2221 transitions. [2022-11-03 02:49:06,392 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-03 02:49:06,393 INFO L276 IsEmpty]: Start isEmpty. Operand 1602 states and 2221 transitions. [2022-11-03 02:49:06,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-11-03 02:49:06,395 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:49:06,395 INFO L195 NwaCegarLoop]: trace histogram [5, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:49:06,396 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-03 02:49:06,396 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:49:06,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:49:06,397 INFO L85 PathProgramCache]: Analyzing trace with hash 1921342246, now seen corresponding path program 1 times [2022-11-03 02:49:06,397 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:49:06,397 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [449847577] [2022-11-03 02:49:06,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:49:06,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:49:06,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:49:07,066 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-11-03 02:49:07,066 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:49:07,066 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [449847577] [2022-11-03 02:49:07,066 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [449847577] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:49:07,067 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:49:07,067 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:49:07,067 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1978804933] [2022-11-03 02:49:07,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:49:07,068 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:49:07,068 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:49:07,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:49:07,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:49:07,069 INFO L87 Difference]: Start difference. First operand 1602 states and 2221 transitions. Second operand has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2022-11-03 02:49:07,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:49:07,793 INFO L93 Difference]: Finished difference Result 1660 states and 2286 transitions. [2022-11-03 02:49:07,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:49:07,794 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) Word has length 118 [2022-11-03 02:49:07,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:49:07,808 INFO L225 Difference]: With dead ends: 1660 [2022-11-03 02:49:07,808 INFO L226 Difference]: Without dead ends: 1657 [2022-11-03 02:49:07,809 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:49:07,810 INFO L413 NwaCegarLoop]: 658 mSDtfsCounter, 197 mSDsluCounter, 1190 mSDsCounter, 0 mSdLazyCounter, 455 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 234 SdHoareTripleChecker+Valid, 1653 SdHoareTripleChecker+Invalid, 457 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 455 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-03 02:49:07,811 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [234 Valid, 1653 Invalid, 457 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 455 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-03 02:49:07,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1657 states. [2022-11-03 02:49:07,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1657 to 1655. [2022-11-03 02:49:07,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1655 states, 1047 states have (on average 1.3514804202483286) internal successors, (1415), 1089 states have internal predecessors, (1415), 433 states have call successors, (433), 177 states have call predecessors, (433), 174 states have return successors, (430), 412 states have call predecessors, (430), 430 states have call successors, (430) [2022-11-03 02:49:07,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 1655 states and 2278 transitions. [2022-11-03 02:49:07,941 INFO L78 Accepts]: Start accepts. Automaton has 1655 states and 2278 transitions. Word has length 118 [2022-11-03 02:49:07,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:49:07,942 INFO L495 AbstractCegarLoop]: Abstraction has 1655 states and 2278 transitions. [2022-11-03 02:49:07,942 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2022-11-03 02:49:07,942 INFO L276 IsEmpty]: Start isEmpty. Operand 1655 states and 2278 transitions. [2022-11-03 02:49:07,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-11-03 02:49:07,946 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:49:07,947 INFO L195 NwaCegarLoop]: trace histogram [5, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:49:07,947 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-03 02:49:07,947 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:49:07,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:49:07,948 INFO L85 PathProgramCache]: Analyzing trace with hash 2138743519, now seen corresponding path program 1 times [2022-11-03 02:49:07,948 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:49:07,948 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [357959552] [2022-11-03 02:49:07,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:49:07,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:49:08,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:49:08,813 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 15 proven. 3 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-11-03 02:49:08,814 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:49:08,814 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [357959552] [2022-11-03 02:49:08,814 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [357959552] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 02:49:08,814 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1304022612] [2022-11-03 02:49:08,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:49:08,815 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:49:08,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad2524ed-8613-4438-8274-c7289f215dd6/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:49:08,822 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad2524ed-8613-4438-8274-c7289f215dd6/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 02:49:08,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad2524ed-8613-4438-8274-c7289f215dd6/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-03 02:49:09,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:49:09,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 2074 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-03 02:49:09,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:49:09,778 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-11-03 02:49:09,779 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 02:49:10,082 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-11-03 02:49:10,083 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1304022612] provided 1 perfect and 1 imperfect interpolant sequences [2022-11-03 02:49:10,083 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-03 02:49:10,083 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7, 5] total 11 [2022-11-03 02:49:10,084 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [858525435] [2022-11-03 02:49:10,084 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:49:10,084 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 02:49:10,085 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:49:10,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 02:49:10,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=67, Unknown=0, NotChecked=0, Total=110 [2022-11-03 02:49:10,086 INFO L87 Difference]: Start difference. First operand 1655 states and 2278 transitions. Second operand has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 6 states have internal predecessors, (80), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-03 02:49:11,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:49:11,645 INFO L93 Difference]: Finished difference Result 3413 states and 4750 transitions. [2022-11-03 02:49:11,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-03 02:49:11,646 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 6 states have internal predecessors, (80), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 132 [2022-11-03 02:49:11,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:49:11,655 INFO L225 Difference]: With dead ends: 3413 [2022-11-03 02:49:11,655 INFO L226 Difference]: Without dead ends: 1771 [2022-11-03 02:49:11,661 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 270 GetRequests, 261 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=67, Unknown=0, NotChecked=0, Total=110 [2022-11-03 02:49:11,662 INFO L413 NwaCegarLoop]: 621 mSDtfsCounter, 599 mSDsluCounter, 1199 mSDsCounter, 0 mSdLazyCounter, 765 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 656 SdHoareTripleChecker+Valid, 1584 SdHoareTripleChecker+Invalid, 819 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 765 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-03 02:49:11,663 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [656 Valid, 1584 Invalid, 819 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 765 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-03 02:49:11,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1771 states. [2022-11-03 02:49:11,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1771 to 1535. [2022-11-03 02:49:11,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1535 states, 999 states have (on average 1.3613613613613613) internal successors, (1360), 1040 states have internal predecessors, (1360), 362 states have call successors, (362), 177 states have call predecessors, (362), 173 states have return successors, (360), 344 states have call predecessors, (360), 360 states have call successors, (360) [2022-11-03 02:49:11,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1535 states to 1535 states and 2082 transitions. [2022-11-03 02:49:11,808 INFO L78 Accepts]: Start accepts. Automaton has 1535 states and 2082 transitions. Word has length 132 [2022-11-03 02:49:11,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:49:11,808 INFO L495 AbstractCegarLoop]: Abstraction has 1535 states and 2082 transitions. [2022-11-03 02:49:11,809 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 6 states have internal predecessors, (80), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-03 02:49:11,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1535 states and 2082 transitions. [2022-11-03 02:49:11,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2022-11-03 02:49:11,815 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:49:11,815 INFO L195 NwaCegarLoop]: trace histogram [5, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:49:11,862 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad2524ed-8613-4438-8274-c7289f215dd6/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-03 02:49:12,042 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad2524ed-8613-4438-8274-c7289f215dd6/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-11-03 02:49:12,043 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:49:12,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:49:12,043 INFO L85 PathProgramCache]: Analyzing trace with hash 384013109, now seen corresponding path program 1 times [2022-11-03 02:49:12,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:49:12,043 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1346756400] [2022-11-03 02:49:12,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:49:12,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:49:12,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:49:12,516 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-11-03 02:49:12,517 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:49:12,517 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1346756400] [2022-11-03 02:49:12,517 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1346756400] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:49:12,517 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:49:12,517 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:49:12,517 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1679249246] [2022-11-03 02:49:12,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:49:12,518 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:49:12,519 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:49:12,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:49:12,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:49:12,519 INFO L87 Difference]: Start difference. First operand 1535 states and 2082 transitions. Second operand has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-03 02:49:13,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:49:13,016 INFO L93 Difference]: Finished difference Result 3749 states and 5288 transitions. [2022-11-03 02:49:13,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:49:13,017 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 142 [2022-11-03 02:49:13,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:49:13,028 INFO L225 Difference]: With dead ends: 3749 [2022-11-03 02:49:13,028 INFO L226 Difference]: Without dead ends: 2227 [2022-11-03 02:49:13,033 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 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 02:49:13,034 INFO L413 NwaCegarLoop]: 653 mSDtfsCounter, 160 mSDsluCounter, 607 mSDsCounter, 0 mSdLazyCounter, 204 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 213 SdHoareTripleChecker+Valid, 1173 SdHoareTripleChecker+Invalid, 204 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 204 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-03 02:49:13,035 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [213 Valid, 1173 Invalid, 204 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 204 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-03 02:49:13,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2227 states. [2022-11-03 02:49:13,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2227 to 1540. [2022-11-03 02:49:13,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1540 states, 1004 states have (on average 1.3595617529880477) internal successors, (1365), 1045 states have internal predecessors, (1365), 362 states have call successors, (362), 177 states have call predecessors, (362), 173 states have return successors, (360), 344 states have call predecessors, (360), 360 states have call successors, (360) [2022-11-03 02:49:13,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1540 states to 1540 states and 2087 transitions. [2022-11-03 02:49:13,226 INFO L78 Accepts]: Start accepts. Automaton has 1540 states and 2087 transitions. Word has length 142 [2022-11-03 02:49:13,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:49:13,227 INFO L495 AbstractCegarLoop]: Abstraction has 1540 states and 2087 transitions. [2022-11-03 02:49:13,228 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-03 02:49:13,228 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 2087 transitions. [2022-11-03 02:49:13,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-11-03 02:49:13,232 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:49:13,233 INFO L195 NwaCegarLoop]: trace histogram [5, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:49:13,233 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-03 02:49:13,233 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:49:13,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:49:13,234 INFO L85 PathProgramCache]: Analyzing trace with hash 1362763141, now seen corresponding path program 1 times [2022-11-03 02:49:13,234 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:49:13,234 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833483187] [2022-11-03 02:49:13,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:49:13,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:49:13,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:49:14,307 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2022-11-03 02:49:14,308 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:49:14,308 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833483187] [2022-11-03 02:49:14,308 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1833483187] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:49:14,308 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:49:14,308 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:49:14,309 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [624733874] [2022-11-03 02:49:14,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:49:14,309 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:49:14,309 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:49:14,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:49:14,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:49:14,310 INFO L87 Difference]: Start difference. First operand 1540 states and 2087 transitions. Second operand has 4 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-03 02:49:14,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:49:14,735 INFO L93 Difference]: Finished difference Result 1540 states and 2087 transitions. [2022-11-03 02:49:14,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:49:14,736 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 143 [2022-11-03 02:49:14,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:49:14,737 INFO L225 Difference]: With dead ends: 1540 [2022-11-03 02:49:14,737 INFO L226 Difference]: Without dead ends: 0 [2022-11-03 02:49:14,740 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:49:14,742 INFO L413 NwaCegarLoop]: 507 mSDtfsCounter, 541 mSDsluCounter, 85 mSDsCounter, 0 mSdLazyCounter, 130 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 544 SdHoareTripleChecker+Valid, 577 SdHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 130 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-03 02:49:14,742 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [544 Valid, 577 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 130 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-03 02:49:14,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-03 02:49:14,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-03 02:49:14,743 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 02:49:14,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-03 02:49:14,744 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 143 [2022-11-03 02:49:14,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:49:14,744 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-03 02:49:14,745 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-03 02:49:14,745 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-03 02:49:14,745 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-03 02:49:14,747 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-03 02:49:14,748 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-03 02:49:14,750 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-03 02:49:24,058 INFO L902 garLoopResultBuilder]: At program point L3291-2(lines 3291 3295) the Hoare annotation is: true [2022-11-03 02:49:24,059 INFO L899 garLoopResultBuilder]: For program point L3287-1(line 3287) no Hoare annotation was computed. [2022-11-03 02:49:24,059 INFO L902 garLoopResultBuilder]: At program point L3287(line 3287) the Hoare annotation is: true [2022-11-03 02:49:24,059 INFO L899 garLoopResultBuilder]: For program point L3285-1(line 3285) no Hoare annotation was computed. [2022-11-03 02:49:24,059 INFO L902 garLoopResultBuilder]: At program point L3285(line 3285) the Hoare annotation is: true [2022-11-03 02:49:24,059 INFO L899 garLoopResultBuilder]: For program point L3283-1(line 3283) no Hoare annotation was computed. [2022-11-03 02:49:24,060 INFO L902 garLoopResultBuilder]: At program point L3283(line 3283) the Hoare annotation is: true [2022-11-03 02:49:24,060 INFO L899 garLoopResultBuilder]: For program point L3281(line 3281) no Hoare annotation was computed. [2022-11-03 02:49:24,060 INFO L902 garLoopResultBuilder]: At program point copy_from_userENTRY(lines 3270 3301) the Hoare annotation is: true [2022-11-03 02:49:24,060 INFO L899 garLoopResultBuilder]: For program point copy_from_userEXIT(lines 3270 3301) no Hoare annotation was computed. [2022-11-03 02:49:24,060 INFO L899 garLoopResultBuilder]: For program point L3296(line 3296) no Hoare annotation was computed. [2022-11-03 02:49:24,060 INFO L902 garLoopResultBuilder]: At program point L3290(line 3290) the Hoare annotation is: true [2022-11-03 02:49:24,060 INFO L899 garLoopResultBuilder]: For program point L3290-1(line 3290) no Hoare annotation was computed. [2022-11-03 02:49:24,061 INFO L899 garLoopResultBuilder]: For program point L3286(lines 3286 3297) no Hoare annotation was computed. [2022-11-03 02:49:24,061 INFO L899 garLoopResultBuilder]: For program point L3286-2(lines 3282 3298) no Hoare annotation was computed. [2022-11-03 02:49:24,061 INFO L899 garLoopResultBuilder]: For program point L3282(lines 3282 3298) no Hoare annotation was computed. [2022-11-03 02:49:24,061 INFO L902 garLoopResultBuilder]: At program point L3280(line 3280) the Hoare annotation is: true [2022-11-03 02:49:24,061 INFO L902 garLoopResultBuilder]: At program point L3280-1(line 3280) the Hoare annotation is: true [2022-11-03 02:49:24,061 INFO L899 garLoopResultBuilder]: For program point atomic_setEXIT(lines 3093 3099) no Hoare annotation was computed. [2022-11-03 02:49:24,061 INFO L902 garLoopResultBuilder]: At program point atomic_setENTRY(lines 3093 3099) the Hoare annotation is: true [2022-11-03 02:49:24,062 INFO L902 garLoopResultBuilder]: At program point L3370(line 3370) the Hoare annotation is: true [2022-11-03 02:49:24,062 INFO L899 garLoopResultBuilder]: For program point L3370-1(line 3370) no Hoare annotation was computed. [2022-11-03 02:49:24,062 INFO L902 garLoopResultBuilder]: At program point L3366(line 3366) the Hoare annotation is: true [2022-11-03 02:49:24,062 INFO L902 garLoopResultBuilder]: At program point L3364(line 3364) the Hoare annotation is: true [2022-11-03 02:49:24,062 INFO L899 garLoopResultBuilder]: For program point L3366-1(line 3366) no Hoare annotation was computed. [2022-11-03 02:49:24,062 INFO L899 garLoopResultBuilder]: For program point L3364-1(line 3364) no Hoare annotation was computed. [2022-11-03 02:49:24,062 INFO L902 garLoopResultBuilder]: At program point L3358(line 3358) the Hoare annotation is: true [2022-11-03 02:49:24,063 INFO L899 garLoopResultBuilder]: For program point L3358-1(line 3358) no Hoare annotation was computed. [2022-11-03 02:49:24,063 INFO L899 garLoopResultBuilder]: For program point phantom_statusEXIT(lines 3348 3377) no Hoare annotation was computed. [2022-11-03 02:49:24,063 INFO L902 garLoopResultBuilder]: At program point phantom_statusENTRY(lines 3348 3377) the Hoare annotation is: true [2022-11-03 02:49:24,063 INFO L899 garLoopResultBuilder]: For program point L3371-1(line 3371) no Hoare annotation was computed. [2022-11-03 02:49:24,063 INFO L902 garLoopResultBuilder]: At program point L3371(line 3371) the Hoare annotation is: true [2022-11-03 02:49:24,063 INFO L899 garLoopResultBuilder]: For program point L3369(lines 3369 3373) no Hoare annotation was computed. [2022-11-03 02:49:24,064 INFO L899 garLoopResultBuilder]: For program point L3367-1(line 3367) no Hoare annotation was computed. [2022-11-03 02:49:24,064 INFO L902 garLoopResultBuilder]: At program point L3367(line 3367) the Hoare annotation is: true [2022-11-03 02:49:24,064 INFO L899 garLoopResultBuilder]: For program point L3369-2(lines 3363 3373) no Hoare annotation was computed. [2022-11-03 02:49:24,064 INFO L899 garLoopResultBuilder]: For program point L3365-1(line 3365) no Hoare annotation was computed. [2022-11-03 02:49:24,064 INFO L902 garLoopResultBuilder]: At program point L3365(line 3365) the Hoare annotation is: true [2022-11-03 02:49:24,064 INFO L899 garLoopResultBuilder]: For program point L3363(lines 3363 3373) no Hoare annotation was computed. [2022-11-03 02:49:24,065 INFO L895 garLoopResultBuilder]: At program point L3931(line 3931) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2022-11-03 02:49:24,065 INFO L899 garLoopResultBuilder]: For program point L3929(line 3929) no Hoare annotation was computed. [2022-11-03 02:49:24,065 INFO L899 garLoopResultBuilder]: For program point L3927-1(line 3927) no Hoare annotation was computed. [2022-11-03 02:49:24,065 INFO L895 garLoopResultBuilder]: At program point L3927(line 3927) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2022-11-03 02:49:24,065 INFO L899 garLoopResultBuilder]: For program point L3925-1(line 3925) no Hoare annotation was computed. [2022-11-03 02:49:24,066 INFO L895 garLoopResultBuilder]: At program point L3925(line 3925) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2022-11-03 02:49:24,066 INFO L899 garLoopResultBuilder]: For program point L3923-1(line 3923) no Hoare annotation was computed. [2022-11-03 02:49:24,066 INFO L895 garLoopResultBuilder]: At program point L3923(line 3923) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2022-11-03 02:49:24,066 INFO L895 garLoopResultBuilder]: At program point L3917-1(line 3917) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (not (= ~ldv_state_variable_3~0 2)) (= 2 |old(~ldv_state_variable_3~0)|)) [2022-11-03 02:49:24,067 INFO L895 garLoopResultBuilder]: At program point L3917(line 3917) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse2 (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (.cse3 (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1))) (.cse4 (not (= ~ldv_mutex_phantom_mutex~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ~ldv_state_variable_3~0 2)) (= 2 |old(~ldv_state_variable_3~0)|)) (or .cse0 (not (= |old(~ldv_state_variable_3~0)| 0)) .cse1 .cse2 .cse3 .cse4 (= ~ldv_state_variable_3~0 0)))) [2022-11-03 02:49:24,067 INFO L895 garLoopResultBuilder]: At program point phantom_removeENTRY(lines 3912 3934) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse2 (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (.cse3 (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1))) (.cse4 (not (= ~ldv_mutex_phantom_mutex~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ~ldv_state_variable_3~0 2)) (= 2 |old(~ldv_state_variable_3~0)|)) (or .cse0 (not (= |old(~ldv_state_variable_3~0)| 0)) .cse1 .cse2 .cse3 .cse4 (= ~ldv_state_variable_3~0 0)))) [2022-11-03 02:49:24,067 INFO L899 garLoopResultBuilder]: For program point phantom_removeEXIT(lines 3912 3934) no Hoare annotation was computed. [2022-11-03 02:49:24,067 INFO L895 garLoopResultBuilder]: At program point L3928(line 3928) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2022-11-03 02:49:24,067 INFO L895 garLoopResultBuilder]: At program point L3926(line 3926) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2022-11-03 02:49:24,068 INFO L895 garLoopResultBuilder]: At program point L3928-1(line 3928) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2022-11-03 02:49:24,068 INFO L895 garLoopResultBuilder]: At program point L3924(line 3924) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2022-11-03 02:49:24,068 INFO L899 garLoopResultBuilder]: For program point L3926-1(line 3926) no Hoare annotation was computed. [2022-11-03 02:49:24,068 INFO L895 garLoopResultBuilder]: At program point L3922(line 3922) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2022-11-03 02:49:24,068 INFO L899 garLoopResultBuilder]: For program point phantom_removeFINAL(lines 3912 3934) no Hoare annotation was computed. [2022-11-03 02:49:24,069 INFO L899 garLoopResultBuilder]: For program point L3924-1(line 3924) no Hoare annotation was computed. [2022-11-03 02:49:24,069 INFO L899 garLoopResultBuilder]: For program point L3922-1(line 3922) no Hoare annotation was computed. [2022-11-03 02:49:24,069 INFO L902 garLoopResultBuilder]: At program point pci_release_regionsENTRY(lines 5129 5131) the Hoare annotation is: true [2022-11-03 02:49:24,069 INFO L899 garLoopResultBuilder]: For program point pci_release_regionsEXIT(lines 5129 5131) no Hoare annotation was computed. [2022-11-03 02:49:24,069 INFO L899 garLoopResultBuilder]: For program point L3714-1(line 3714) no Hoare annotation was computed. [2022-11-03 02:49:24,069 INFO L902 garLoopResultBuilder]: At program point L3690(line 3690) the Hoare annotation is: true [2022-11-03 02:49:24,069 INFO L899 garLoopResultBuilder]: For program point L3690-1(line 3690) no Hoare annotation was computed. [2022-11-03 02:49:24,070 INFO L899 garLoopResultBuilder]: For program point phantom_pollEXIT(lines 3671 3720) no Hoare annotation was computed. [2022-11-03 02:49:24,070 INFO L899 garLoopResultBuilder]: For program point L3691(lines 3691 3695) no Hoare annotation was computed. [2022-11-03 02:49:24,070 INFO L902 garLoopResultBuilder]: At program point L3691-2(lines 3691 3695) the Hoare annotation is: true [2022-11-03 02:49:24,070 INFO L902 garLoopResultBuilder]: At program point L3712(line 3712) the Hoare annotation is: true [2022-11-03 02:49:24,070 INFO L899 garLoopResultBuilder]: For program point L3712-1(line 3712) no Hoare annotation was computed. [2022-11-03 02:49:24,070 INFO L902 garLoopResultBuilder]: At program point L3700(line 3700) the Hoare annotation is: true [2022-11-03 02:49:24,071 INFO L902 garLoopResultBuilder]: At program point phantom_pollENTRY(lines 3671 3720) the Hoare annotation is: true [2022-11-03 02:49:24,071 INFO L899 garLoopResultBuilder]: For program point L3700-1(line 3700) no Hoare annotation was computed. [2022-11-03 02:49:24,071 INFO L902 garLoopResultBuilder]: At program point L3692(line 3692) the Hoare annotation is: true [2022-11-03 02:49:24,071 INFO L899 garLoopResultBuilder]: For program point L3692-1(line 3692) no Hoare annotation was computed. [2022-11-03 02:49:24,071 INFO L899 garLoopResultBuilder]: For program point L3713(lines 3713 3717) no Hoare annotation was computed. [2022-11-03 02:49:24,071 INFO L899 garLoopResultBuilder]: For program point L3713-2(lines 3713 3717) no Hoare annotation was computed. [2022-11-03 02:49:24,071 INFO L899 garLoopResultBuilder]: For program point L3701-2(lines 3697 3705) no Hoare annotation was computed. [2022-11-03 02:49:24,071 INFO L899 garLoopResultBuilder]: For program point L3697(lines 3697 3705) no Hoare annotation was computed. [2022-11-03 02:49:24,072 INFO L902 garLoopResultBuilder]: At program point L3714(line 3714) the Hoare annotation is: true [2022-11-03 02:49:24,072 INFO L899 garLoopResultBuilder]: For program point pci_get_drvdataEXIT(lines 3254 3260) no Hoare annotation was computed. [2022-11-03 02:49:24,072 INFO L902 garLoopResultBuilder]: At program point L5069(line 5069) the Hoare annotation is: true [2022-11-03 02:49:24,072 INFO L902 garLoopResultBuilder]: At program point L5069-1(line 5069) the Hoare annotation is: true [2022-11-03 02:49:24,072 INFO L902 garLoopResultBuilder]: At program point pci_get_drvdataENTRY(lines 3254 3260) the Hoare annotation is: true [2022-11-03 02:49:24,072 INFO L902 garLoopResultBuilder]: At program point iowrite32ENTRY(lines 5088 5090) the Hoare annotation is: true [2022-11-03 02:49:24,072 INFO L899 garLoopResultBuilder]: For program point iowrite32EXIT(lines 5088 5090) no Hoare annotation was computed. [2022-11-03 02:49:24,073 INFO L902 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: true [2022-11-03 02:49:24,073 INFO L902 garLoopResultBuilder]: At program point L-1-3(line -1) the Hoare annotation is: true [2022-11-03 02:49:24,073 INFO L902 garLoopResultBuilder]: At program point #Ultimate.C_memcpyENTRY(line -1) the Hoare annotation is: true [2022-11-03 02:49:24,073 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memcpyEXIT(line -1) no Hoare annotation was computed. [2022-11-03 02:49:24,073 INFO L902 garLoopResultBuilder]: At program point spin_unlock_irqrestoreENTRY(lines 3171 3177) the Hoare annotation is: true [2022-11-03 02:49:24,073 INFO L899 garLoopResultBuilder]: For program point spin_unlock_irqrestoreEXIT(lines 3171 3177) no Hoare annotation was computed. [2022-11-03 02:49:24,074 INFO L902 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 3224 3233) the Hoare annotation is: true [2022-11-03 02:49:24,074 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 3224 3233) no Hoare annotation was computed. [2022-11-03 02:49:24,074 INFO L899 garLoopResultBuilder]: For program point kfreeEXIT(lines 5164 5166) no Hoare annotation was computed. [2022-11-03 02:49:24,074 INFO L902 garLoopResultBuilder]: At program point kfreeENTRY(lines 5164 5166) the Hoare annotation is: true [2022-11-03 02:49:24,074 INFO L902 garLoopResultBuilder]: At program point free_irqENTRY(lines 5081 5083) the Hoare annotation is: true [2022-11-03 02:49:24,074 INFO L899 garLoopResultBuilder]: For program point free_irqEXIT(lines 5081 5083) no Hoare annotation was computed. [2022-11-03 02:49:24,074 INFO L899 garLoopResultBuilder]: For program point pci_iomapEXIT(lines 5123 5125) no Hoare annotation was computed. [2022-11-03 02:49:24,075 INFO L902 garLoopResultBuilder]: At program point pci_iomapENTRY(lines 5123 5125) the Hoare annotation is: true [2022-11-03 02:49:24,075 INFO L899 garLoopResultBuilder]: For program point L5124-1(line 5124) no Hoare annotation was computed. [2022-11-03 02:49:24,075 INFO L902 garLoopResultBuilder]: At program point L5124(line 5124) the Hoare annotation is: true [2022-11-03 02:49:24,075 INFO L902 garLoopResultBuilder]: At program point pci_iounmapENTRY(lines 5126 5128) the Hoare annotation is: true [2022-11-03 02:49:24,075 INFO L899 garLoopResultBuilder]: For program point pci_iounmapEXIT(lines 5126 5128) no Hoare annotation was computed. [2022-11-03 02:49:24,075 INFO L902 garLoopResultBuilder]: At program point might_faultFINAL(lines 5091 5093) the Hoare annotation is: true [2022-11-03 02:49:24,075 INFO L899 garLoopResultBuilder]: For program point might_faultEXIT(lines 5091 5093) no Hoare annotation was computed. [2022-11-03 02:49:24,076 INFO L899 garLoopResultBuilder]: For program point class_destroyEXIT(lines 5058 5060) no Hoare annotation was computed. [2022-11-03 02:49:24,076 INFO L902 garLoopResultBuilder]: At program point class_destroyENTRY(lines 5058 5060) the Hoare annotation is: true [2022-11-03 02:49:24,076 INFO L902 garLoopResultBuilder]: At program point mutex_unlockENTRY(lines 5105 5107) the Hoare annotation is: true [2022-11-03 02:49:24,076 INFO L899 garLoopResultBuilder]: For program point mutex_unlockEXIT(lines 5105 5107) no Hoare annotation was computed. [2022-11-03 02:49:24,076 INFO L899 garLoopResultBuilder]: For program point class_remove_fileEXIT(lines 5061 5063) no Hoare annotation was computed. [2022-11-03 02:49:24,076 INFO L902 garLoopResultBuilder]: At program point class_remove_fileENTRY(lines 5061 5063) the Hoare annotation is: true [2022-11-03 02:49:24,076 INFO L902 garLoopResultBuilder]: At program point pci_disable_deviceENTRY(lines 5116 5118) the Hoare annotation is: true [2022-11-03 02:49:24,077 INFO L899 garLoopResultBuilder]: For program point pci_disable_deviceEXIT(lines 5116 5118) no Hoare annotation was computed. [2022-11-03 02:49:24,077 INFO L899 garLoopResultBuilder]: For program point copy_to_userEXIT(lines 3302 3309) no Hoare annotation was computed. [2022-11-03 02:49:24,077 INFO L902 garLoopResultBuilder]: At program point copy_to_userENTRY(lines 3302 3309) the Hoare annotation is: true [2022-11-03 02:49:24,077 INFO L902 garLoopResultBuilder]: At program point L3305-1(line 3305) the Hoare annotation is: true [2022-11-03 02:49:24,077 INFO L902 garLoopResultBuilder]: At program point L3305(line 3305) the Hoare annotation is: true [2022-11-03 02:49:24,077 INFO L902 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 4428 4433) the Hoare annotation is: true [2022-11-03 02:49:24,078 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4431) no Hoare annotation was computed. [2022-11-03 02:49:24,078 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 4428 4433) no Hoare annotation was computed. [2022-11-03 02:49:24,078 INFO L899 garLoopResultBuilder]: For program point unregister_chrdev_regionEXIT(lines 5154 5156) no Hoare annotation was computed. [2022-11-03 02:49:24,078 INFO L902 garLoopResultBuilder]: At program point unregister_chrdev_regionENTRY(lines 5154 5156) the Hoare annotation is: true [2022-11-03 02:49:24,078 INFO L899 garLoopResultBuilder]: For program point _raw_spin_lock_irqsaveEXIT(lines 5031 5033) no Hoare annotation was computed. [2022-11-03 02:49:24,078 INFO L902 garLoopResultBuilder]: At program point _raw_spin_lock_irqsaveENTRY(lines 5031 5033) the Hoare annotation is: true [2022-11-03 02:49:24,079 INFO L895 garLoopResultBuilder]: At program point ldv_mutex_unlock_open_lock_of_phantom_deviceENTRY(lines 4846 4856) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse2 (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (.cse3 (not (= 2 |old(~ldv_mutex_open_lock_of_phantom_device~0)|))) (.cse4 (= ~ldv_mutex_open_lock_of_phantom_device~0 2))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~ldv_mutex_phantom_mutex~0 1)) .cse4) (or .cse0 (= ~ldv_state_variable_3~0 2) (not (= ~ldv_mutex_phantom_mutex~0 2)) .cse1 .cse2 .cse3 .cse4))) [2022-11-03 02:49:24,079 INFO L899 garLoopResultBuilder]: For program point L4849(lines 4849 4852) no Hoare annotation was computed. [2022-11-03 02:49:24,079 INFO L899 garLoopResultBuilder]: For program point ldv_mutex_unlock_open_lock_of_phantom_deviceEXIT(lines 4846 4856) no Hoare annotation was computed. [2022-11-03 02:49:24,079 INFO L895 garLoopResultBuilder]: At program point L4851(line 4851) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse2 (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (.cse3 (not (= 2 |old(~ldv_mutex_open_lock_of_phantom_device~0)|)))) (and (or .cse0 (= ~ldv_state_variable_3~0 2) (not (= ~ldv_mutex_phantom_mutex~0 2)) .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3 (not (= ~ldv_mutex_phantom_mutex~0 1))))) [2022-11-03 02:49:24,079 INFO L899 garLoopResultBuilder]: For program point L4851-1(lines 4849 4852) no Hoare annotation was computed. [2022-11-03 02:49:24,080 INFO L902 garLoopResultBuilder]: At program point ldv__builtin_expectENTRY(lines 4435 4440) the Hoare annotation is: true [2022-11-03 02:49:24,080 INFO L899 garLoopResultBuilder]: For program point ldv__builtin_expectEXIT(lines 4435 4440) no Hoare annotation was computed. [2022-11-03 02:49:24,080 INFO L899 garLoopResultBuilder]: For program point atomic_readEXIT(lines 3087 3092) no Hoare annotation was computed. [2022-11-03 02:49:24,080 INFO L902 garLoopResultBuilder]: At program point atomic_readENTRY(lines 3087 3092) the Hoare annotation is: true [2022-11-03 02:49:24,080 INFO L902 garLoopResultBuilder]: At program point ioread32ENTRY(lines 5085 5087) the Hoare annotation is: true [2022-11-03 02:49:24,080 INFO L899 garLoopResultBuilder]: For program point ioread32EXIT(lines 5085 5087) no Hoare annotation was computed. [2022-11-03 02:49:24,080 INFO L902 garLoopResultBuilder]: At program point mutex_lockENTRY(lines 5094 5096) the Hoare annotation is: true [2022-11-03 02:49:24,081 INFO L899 garLoopResultBuilder]: For program point mutex_lockEXIT(lines 5094 5096) no Hoare annotation was computed. [2022-11-03 02:49:24,081 INFO L899 garLoopResultBuilder]: For program point _copy_from_userEXIT(lines 5020 5022) no Hoare annotation was computed. [2022-11-03 02:49:24,081 INFO L902 garLoopResultBuilder]: At program point _copy_from_userENTRY(lines 5020 5022) the Hoare annotation is: true [2022-11-03 02:49:24,081 INFO L895 garLoopResultBuilder]: At program point L3900(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,081 INFO L899 garLoopResultBuilder]: For program point L4759(lines 4759 4762) no Hoare annotation was computed. [2022-11-03 02:49:24,081 INFO L899 garLoopResultBuilder]: For program point L4165(line 4165) no Hoare annotation was computed. [2022-11-03 02:49:24,081 INFO L895 garLoopResultBuilder]: At program point L4991(line 4991) the Hoare annotation is: false [2022-11-03 02:49:24,082 INFO L902 garLoopResultBuilder]: At program point L4991-1(lines 4970 4995) the Hoare annotation is: true [2022-11-03 02:49:24,082 INFO L895 garLoopResultBuilder]: At program point L3901(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,082 INFO L895 garLoopResultBuilder]: At program point L4793(line 4793) the Hoare annotation is: false [2022-11-03 02:49:24,082 INFO L895 garLoopResultBuilder]: At program point L4793-1(lines 4791 4794) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,082 INFO L899 garLoopResultBuilder]: For program point L3637(lines 3637 3642) no Hoare annotation was computed. [2022-11-03 02:49:24,083 INFO L899 garLoopResultBuilder]: For program point L4166(lines 4166 4170) no Hoare annotation was computed. [2022-11-03 02:49:24,083 INFO L899 garLoopResultBuilder]: For program point L4166-2(lines 4149 4204) no Hoare annotation was computed. [2022-11-03 02:49:24,083 INFO L895 garLoopResultBuilder]: At program point L4133(lines 4082 4273) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-03 02:49:24,083 INFO L895 garLoopResultBuilder]: At program point L4001(lines 4001 4005) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,083 INFO L899 garLoopResultBuilder]: For program point L3869-1(line 3869) no Hoare annotation was computed. [2022-11-03 02:49:24,083 INFO L895 garLoopResultBuilder]: At program point L3869(line 3869) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (not (= ~ldv_state_variable_3~0 2)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-03 02:49:24,084 INFO L899 garLoopResultBuilder]: For program point L4893(lines 4893 4896) no Hoare annotation was computed. [2022-11-03 02:49:24,084 INFO L895 garLoopResultBuilder]: At program point L4761(line 4761) the Hoare annotation is: false [2022-11-03 02:49:24,084 INFO L895 garLoopResultBuilder]: At program point L4761-1(lines 4759 4762) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (not (= ~ldv_state_variable_3~0 2)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-03 02:49:24,084 INFO L899 garLoopResultBuilder]: For program point L4167-1(line 4167) no Hoare annotation was computed. [2022-11-03 02:49:24,084 INFO L895 garLoopResultBuilder]: At program point L4167(line 4167) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (not (= ~ldv_state_variable_3~0 2)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-03 02:49:24,084 INFO L895 garLoopResultBuilder]: At program point L3870(line 3870) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (not (= ~ldv_state_variable_3~0 2)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-03 02:49:24,085 INFO L895 garLoopResultBuilder]: At program point L3903(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,085 INFO L899 garLoopResultBuilder]: For program point L3837(lines 3837 3841) no Hoare annotation was computed. [2022-11-03 02:49:24,085 INFO L895 garLoopResultBuilder]: At program point L3870-1(line 3870) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (not (= ~ldv_state_variable_3~0 2)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-03 02:49:24,085 INFO L895 garLoopResultBuilder]: At program point L4399(line 4399) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2))) (= ~ldv_mutex_open_lock_of_phantom_device~0 2)) [2022-11-03 02:49:24,085 INFO L895 garLoopResultBuilder]: At program point L4399-1(lines 4395 4402) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2))) (= ~ldv_mutex_open_lock_of_phantom_device~0 2)) [2022-11-03 02:49:24,086 INFO L895 garLoopResultBuilder]: At program point L4366(line 4366) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (not (= ~ldv_state_variable_3~0 2)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0)) [2022-11-03 02:49:24,086 INFO L899 garLoopResultBuilder]: For program point L4234(line 4234) no Hoare annotation was computed. [2022-11-03 02:49:24,086 INFO L895 garLoopResultBuilder]: At program point L4366-1(line 4366) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (not (= ~ldv_state_variable_3~0 2)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-03 02:49:24,086 INFO L895 garLoopResultBuilder]: At program point L4036(line 4036) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-03 02:49:24,086 INFO L895 garLoopResultBuilder]: At program point L4036-1(line 4036) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-03 02:49:24,087 INFO L895 garLoopResultBuilder]: At program point L4895(line 4895) the Hoare annotation is: false [2022-11-03 02:49:24,087 INFO L895 garLoopResultBuilder]: At program point L4895-1(lines 4893 4896) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (not (= ~ldv_state_variable_3~0 2)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-03 02:49:24,087 INFO L895 garLoopResultBuilder]: At program point L4367(lines 4363 4370) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (not (= ~ldv_state_variable_3~0 2)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-03 02:49:24,087 INFO L899 garLoopResultBuilder]: For program point L4235(lines 4235 4240) no Hoare annotation was computed. [2022-11-03 02:49:24,087 INFO L895 garLoopResultBuilder]: At program point L4268(lines 4082 4273) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-03 02:49:24,087 INFO L899 garLoopResultBuilder]: For program point L4235-2(lines 4212 4260) no Hoare annotation was computed. [2022-11-03 02:49:24,088 INFO L895 garLoopResultBuilder]: At program point L4037(line 4037) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-03 02:49:24,088 INFO L895 garLoopResultBuilder]: At program point L3872(lines 3872 3876) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (not (= ~ldv_state_variable_3~0 2)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-03 02:49:24,088 INFO L899 garLoopResultBuilder]: For program point L4236-1(line 4236) no Hoare annotation was computed. [2022-11-03 02:49:24,088 INFO L895 garLoopResultBuilder]: At program point L4236(line 4236) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,088 INFO L899 garLoopResultBuilder]: For program point L4038(line 4038) no Hoare annotation was computed. [2022-11-03 02:49:24,088 INFO L895 garLoopResultBuilder]: At program point L3906(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,089 INFO L899 garLoopResultBuilder]: For program point L3939-1(line 3939) no Hoare annotation was computed. [2022-11-03 02:49:24,089 INFO L895 garLoopResultBuilder]: At program point L3939(line 3939) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,089 INFO L895 garLoopResultBuilder]: At program point L4997(line 4997) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,089 INFO L895 garLoopResultBuilder]: At program point L4997-1(line 4997) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,090 INFO L895 garLoopResultBuilder]: At program point L3907(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,090 INFO L895 garLoopResultBuilder]: At program point L4172(line 4172) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,090 INFO L899 garLoopResultBuilder]: For program point L4172-1(line 4172) no Hoare annotation was computed. [2022-11-03 02:49:24,090 INFO L895 garLoopResultBuilder]: At program point L4007(lines 4007 4011) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,090 INFO L899 garLoopResultBuilder]: For program point L3941-1(line 3941) no Hoare annotation was computed. [2022-11-03 02:49:24,090 INFO L895 garLoopResultBuilder]: At program point L3941(line 3941) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,091 INFO L895 garLoopResultBuilder]: At program point L3842(line 3842) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,091 INFO L899 garLoopResultBuilder]: For program point L3842-1(line 3842) no Hoare annotation was computed. [2022-11-03 02:49:24,091 INFO L895 garLoopResultBuilder]: At program point L3644(line 3644) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (not (= ~ldv_state_variable_3~0 2)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0)) [2022-11-03 02:49:24,091 INFO L895 garLoopResultBuilder]: At program point L3644-1(line 3644) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (not (= ~ldv_state_variable_3~0 2)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0)) [2022-11-03 02:49:24,091 INFO L895 garLoopResultBuilder]: At program point L3942(line 3942) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,092 INFO L895 garLoopResultBuilder]: At program point L3909(lines 3801 3911) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,092 INFO L895 garLoopResultBuilder]: At program point L3942-1(line 3942) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,092 INFO L899 garLoopResultBuilder]: For program point L3843(lines 3843 3847) no Hoare annotation was computed. [2022-11-03 02:49:24,092 INFO L895 garLoopResultBuilder]: At program point L3645-2(lines 3645 3649) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (not (= ~ldv_state_variable_3~0 2)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0)) [2022-11-03 02:49:24,092 INFO L895 garLoopResultBuilder]: At program point L4339(line 4339) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (not (= ~ldv_state_variable_3~0 2)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-03 02:49:24,093 INFO L895 garLoopResultBuilder]: At program point L4339-1(lines 4335 4342) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (not (= ~ldv_state_variable_3~0 2)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-03 02:49:24,093 INFO L895 garLoopResultBuilder]: At program point L4406(line 4406) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2))) (= ~ldv_mutex_open_lock_of_phantom_device~0 2)) [2022-11-03 02:49:24,093 INFO L895 garLoopResultBuilder]: At program point L4406-1(line 4406) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,093 INFO L895 garLoopResultBuilder]: At program point L3878(lines 3878 3882) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (not (= ~ldv_state_variable_3~0 2)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-03 02:49:24,093 INFO L895 garLoopResultBuilder]: At program point L4407(lines 4403 4410) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,094 INFO L895 garLoopResultBuilder]: At program point L4374(line 4374) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (not (= ~ldv_state_variable_3~0 2)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-03 02:49:24,094 INFO L895 garLoopResultBuilder]: At program point L4242(line 4242) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,094 INFO L895 garLoopResultBuilder]: At program point L4374-1(line 4374) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (not (= ~ldv_state_variable_3~0 2)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-03 02:49:24,094 INFO L899 garLoopResultBuilder]: For program point L4110(line 4110) no Hoare annotation was computed. [2022-11-03 02:49:24,094 INFO L899 garLoopResultBuilder]: For program point L4209(line 4209) no Hoare annotation was computed. [2022-11-03 02:49:24,094 INFO L899 garLoopResultBuilder]: For program point L4242-1(line 4242) no Hoare annotation was computed. [2022-11-03 02:49:24,095 INFO L895 garLoopResultBuilder]: At program point L4375(lines 4371 4378) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (not (= ~ldv_state_variable_3~0 2)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-03 02:49:24,095 INFO L899 garLoopResultBuilder]: For program point L4210(lines 4210 4263) no Hoare annotation was computed. [2022-11-03 02:49:24,095 INFO L895 garLoopResultBuilder]: At program point L4177(line 4177) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,095 INFO L899 garLoopResultBuilder]: For program point L4111(lines 4111 4144) no Hoare annotation was computed. [2022-11-03 02:49:24,095 INFO L895 garLoopResultBuilder]: At program point L4045-1(line 4045) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-03 02:49:24,096 INFO L895 garLoopResultBuilder]: At program point L4045(line 4045) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-03 02:49:24,096 INFO L895 garLoopResultBuilder]: At program point L3616(line 3616) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,096 INFO L895 garLoopResultBuilder]: At program point L3616-1(line 3616) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,096 INFO L895 garLoopResultBuilder]: At program point L3848(line 3848) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,096 INFO L899 garLoopResultBuilder]: For program point L3815(lines 3815 3819) no Hoare annotation was computed. [2022-11-03 02:49:24,096 INFO L899 garLoopResultBuilder]: For program point L3848-1(line 3848) no Hoare annotation was computed. [2022-11-03 02:49:24,097 INFO L899 garLoopResultBuilder]: For program point L3650(line 3650) no Hoare annotation was computed. [2022-11-03 02:49:24,097 INFO L899 garLoopResultBuilder]: For program point L4146(line 4146) no Hoare annotation was computed. [2022-11-03 02:49:24,097 INFO L895 garLoopResultBuilder]: At program point L4014(lines 4014 4018) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,097 INFO L899 garLoopResultBuilder]: For program point L4114(line 4114) no Hoare annotation was computed. [2022-11-03 02:49:24,097 INFO L899 garLoopResultBuilder]: For program point L4213(line 4213) no Hoare annotation was computed. [2022-11-03 02:49:24,097 INFO L899 garLoopResultBuilder]: For program point L4147(lines 4147 4207) no Hoare annotation was computed. [2022-11-03 02:49:24,098 INFO L899 garLoopResultBuilder]: For program point L3850(lines 3850 3854) no Hoare annotation was computed. [2022-11-03 02:49:24,098 INFO L899 garLoopResultBuilder]: For program point L4973(lines 4973 4976) no Hoare annotation was computed. [2022-11-03 02:49:24,098 INFO L895 garLoopResultBuilder]: At program point L3652(line 3652) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (not (= ~ldv_state_variable_3~0 2)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0)) [2022-11-03 02:49:24,098 INFO L899 garLoopResultBuilder]: For program point L3652-1(line 3652) no Hoare annotation was computed. [2022-11-03 02:49:24,098 INFO L895 garLoopResultBuilder]: At program point L4214(lines 4214 4222) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,099 INFO L895 garLoopResultBuilder]: At program point L4115(lines 4115 4120) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,099 INFO L902 garLoopResultBuilder]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2022-11-03 02:49:24,099 INFO L899 garLoopResultBuilder]: For program point L4248(line 4248) no Hoare annotation was computed. [2022-11-03 02:49:24,099 INFO L895 garLoopResultBuilder]: At program point L4975(line 4975) the Hoare annotation is: false [2022-11-03 02:49:24,099 INFO L899 garLoopResultBuilder]: For program point L4975-1(lines 4972 4994) no Hoare annotation was computed. [2022-11-03 02:49:24,099 INFO L899 garLoopResultBuilder]: For program point L3951-1(line 3951) no Hoare annotation was computed. [2022-11-03 02:49:24,100 INFO L895 garLoopResultBuilder]: At program point L3951(line 3951) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,100 INFO L895 garLoopResultBuilder]: At program point L3885-1(line 3885) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (not (= ~ldv_state_variable_3~0 2)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-03 02:49:24,100 INFO L895 garLoopResultBuilder]: At program point L3885(line 3885) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (not (= ~ldv_state_variable_3~0 2)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-03 02:49:24,100 INFO L899 garLoopResultBuilder]: For program point L3786(lines 3786 3789) no Hoare annotation was computed. [2022-11-03 02:49:24,100 INFO L899 garLoopResultBuilder]: For program point L4150(line 4150) no Hoare annotation was computed. [2022-11-03 02:49:24,100 INFO L899 garLoopResultBuilder]: For program point L4249(lines 4249 4256) no Hoare annotation was computed. [2022-11-03 02:49:24,101 INFO L895 garLoopResultBuilder]: At program point L4382(line 4382) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (not (= ~ldv_state_variable_3~0 2)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0)) [2022-11-03 02:49:24,101 INFO L895 garLoopResultBuilder]: At program point L4382-1(line 4382) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (not (= ~ldv_state_variable_3~0 2)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-03 02:49:24,101 INFO L899 garLoopResultBuilder]: For program point L4184(line 4184) no Hoare annotation was computed. [2022-11-03 02:49:24,101 INFO L899 garLoopResultBuilder]: For program point L4151(lines 4151 4156) no Hoare annotation was computed. [2022-11-03 02:49:24,101 INFO L895 garLoopResultBuilder]: At program point L3953-1(line 3953) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,101 INFO L895 garLoopResultBuilder]: At program point L3953(line 3953) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,102 INFO L895 garLoopResultBuilder]: At program point L3821(lines 3821 3826) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,102 INFO L895 garLoopResultBuilder]: At program point L3656(lines 3620 3658) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (not (= ~ldv_state_variable_3~0 2)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-03 02:49:24,102 INFO L895 garLoopResultBuilder]: At program point L4383(lines 4379 4386) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (not (= ~ldv_state_variable_3~0 2)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-03 02:49:24,102 INFO L899 garLoopResultBuilder]: For program point L4185(lines 4185 4193) no Hoare annotation was computed. [2022-11-03 02:49:24,102 INFO L899 garLoopResultBuilder]: For program point L3855-1(line 3855) no Hoare annotation was computed. [2022-11-03 02:49:24,103 INFO L895 garLoopResultBuilder]: At program point L3855(line 3855) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,103 INFO L895 garLoopResultBuilder]: At program point L4979(line 4979) the Hoare annotation is: false [2022-11-03 02:49:24,103 INFO L899 garLoopResultBuilder]: For program point L4979-1(lines 4972 4994) no Hoare annotation was computed. [2022-11-03 02:49:24,103 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-03 02:49:24,103 INFO L895 garLoopResultBuilder]: At program point L4022(line 4022) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,103 INFO L899 garLoopResultBuilder]: For program point L4022-1(line 4022) no Hoare annotation was computed. [2022-11-03 02:49:24,104 INFO L895 garLoopResultBuilder]: At program point L3857(lines 3857 3861) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,104 INFO L895 garLoopResultBuilder]: At program point L3791(lines 3782 3799) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,104 INFO L899 garLoopResultBuilder]: For program point L4122(line 4122) no Hoare annotation was computed. [2022-11-03 02:49:24,104 INFO L895 garLoopResultBuilder]: At program point L4023(lines 3989 4029) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,104 INFO L899 garLoopResultBuilder]: For program point L4123(lines 4123 4137) no Hoare annotation was computed. [2022-11-03 02:49:24,104 INFO L895 garLoopResultBuilder]: At program point L4024(lines 3989 4029) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,105 INFO L895 garLoopResultBuilder]: At program point L3992(line 3992) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,105 INFO L895 garLoopResultBuilder]: At program point L4983(line 4983) the Hoare annotation is: false [2022-11-03 02:49:24,105 INFO L899 garLoopResultBuilder]: For program point L4983-1(lines 4972 4994) no Hoare annotation was computed. [2022-11-03 02:49:24,105 INFO L899 garLoopResultBuilder]: For program point L3992-1(line 3992) no Hoare annotation was computed. [2022-11-03 02:49:24,105 INFO L899 garLoopResultBuilder]: For program point L3893-1(line 3893) no Hoare annotation was computed. [2022-11-03 02:49:24,105 INFO L895 garLoopResultBuilder]: At program point L3893(line 3893) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (not (= ~ldv_state_variable_3~0 2)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-03 02:49:24,106 INFO L899 garLoopResultBuilder]: For program point L4158(line 4158) no Hoare annotation was computed. [2022-11-03 02:49:24,106 INFO L899 garLoopResultBuilder]: For program point L4224(line 4224) no Hoare annotation was computed. [2022-11-03 02:49:24,106 INFO L895 garLoopResultBuilder]: At program point L4092(line 4092) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-03 02:49:24,106 INFO L895 garLoopResultBuilder]: At program point L4026(lines 3989 4029) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,106 INFO L899 garLoopResultBuilder]: For program point L4125-2(lines 4123 4136) no Hoare annotation was computed. [2022-11-03 02:49:24,106 INFO L895 garLoopResultBuilder]: At program point L3993(lines 3993 3999) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,107 INFO L895 garLoopResultBuilder]: At program point L3894(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (not (= ~ldv_state_variable_3~0 2)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-03 02:49:24,107 INFO L895 garLoopResultBuilder]: At program point L3795(lines 3782 3799) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,107 INFO L895 garLoopResultBuilder]: At program point L4390(line 4390) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (not (= ~ldv_state_variable_3~0 2)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-03 02:49:24,107 INFO L895 garLoopResultBuilder]: At program point L4390-1(line 4390) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (not (= ~ldv_state_variable_3~0 2)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-03 02:49:24,107 INFO L899 garLoopResultBuilder]: For program point L4225(lines 4225 4232) no Hoare annotation was computed. [2022-11-03 02:49:24,108 INFO L895 garLoopResultBuilder]: At program point L4159(lines 4159 4163) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,108 INFO L899 garLoopResultBuilder]: For program point L3895-1(line 3895) no Hoare annotation was computed. [2022-11-03 02:49:24,108 INFO L895 garLoopResultBuilder]: At program point L3895(line 3895) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (not (= ~ldv_state_variable_3~0 2)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-03 02:49:24,108 INFO L899 garLoopResultBuilder]: For program point L3829(lines 3829 3833) no Hoare annotation was computed. [2022-11-03 02:49:24,108 INFO L895 garLoopResultBuilder]: At program point L4391(lines 4387 4394) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (not (= ~ldv_state_variable_3~0 2)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-03 02:49:24,108 INFO L895 garLoopResultBuilder]: At program point L4358(line 4358) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (not (= ~ldv_state_variable_3~0 2)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (not (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0))) [2022-11-03 02:49:24,109 INFO L895 garLoopResultBuilder]: At program point L4358-1(line 4358) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (not (= ~ldv_state_variable_3~0 2)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (not (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0))) [2022-11-03 02:49:24,109 INFO L895 garLoopResultBuilder]: At program point L4028(lines 3982 4030) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,109 INFO L895 garLoopResultBuilder]: At program point L3896(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,109 INFO L895 garLoopResultBuilder]: At program point L3863-1(line 3863) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,110 INFO L895 garLoopResultBuilder]: At program point L3863(line 3863) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,110 INFO L899 garLoopResultBuilder]: For program point L3665-1(line 3665) no Hoare annotation was computed. [2022-11-03 02:49:24,110 INFO L899 garLoopResultBuilder]: For program point L3632(lines 3632 3636) no Hoare annotation was computed. [2022-11-03 02:49:24,110 INFO L895 garLoopResultBuilder]: At program point L3665(line 3665) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2))) (= ~ldv_mutex_open_lock_of_phantom_device~0 2)) [2022-11-03 02:49:24,110 INFO L895 garLoopResultBuilder]: At program point L4359(lines 4355 4362) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (not (= ~ldv_state_variable_3~0 2)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (not (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0))) [2022-11-03 02:49:24,110 INFO L895 garLoopResultBuilder]: At program point L3236(line 3236) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,111 INFO L895 garLoopResultBuilder]: At program point L3236-1(line 3236) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,111 INFO L895 garLoopResultBuilder]: At program point L4987(line 4987) the Hoare annotation is: false [2022-11-03 02:49:24,111 INFO L899 garLoopResultBuilder]: For program point L4987-1(lines 4972 4994) no Hoare annotation was computed. [2022-11-03 02:49:24,111 INFO L899 garLoopResultBuilder]: For program point L3897-1(line 3897) no Hoare annotation was computed. [2022-11-03 02:49:24,111 INFO L895 garLoopResultBuilder]: At program point L3897(line 3897) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,111 INFO L899 garLoopResultBuilder]: For program point L4195(line 4195) no Hoare annotation was computed. [2022-11-03 02:49:24,112 INFO L895 garLoopResultBuilder]: At program point L3898(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,112 INFO L899 garLoopResultBuilder]: For program point L4196(lines 4196 4200) no Hoare annotation was computed. [2022-11-03 02:49:24,112 INFO L899 garLoopResultBuilder]: For program point L3899-1(line 3899) no Hoare annotation was computed. [2022-11-03 02:49:24,112 INFO L895 garLoopResultBuilder]: At program point L3899(line 3899) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,112 INFO L899 garLoopResultBuilder]: For program point L4791(lines 4791 4794) no Hoare annotation was computed. [2022-11-03 02:49:24,112 INFO L899 garLoopResultBuilder]: For program point L4197-1(line 4197) no Hoare annotation was computed. [2022-11-03 02:49:24,113 INFO L895 garLoopResultBuilder]: At program point L4197(line 4197) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch326#1| (not (= ~ldv_state_variable_3~0 2)))) [2022-11-03 02:49:24,113 INFO L902 garLoopResultBuilder]: At program point spinlock_checkENTRY(lines 3151 3156) the Hoare annotation is: true [2022-11-03 02:49:24,113 INFO L899 garLoopResultBuilder]: For program point spinlock_checkEXIT(lines 3151 3156) no Hoare annotation was computed. [2022-11-03 02:49:24,113 INFO L902 garLoopResultBuilder]: At program point L3520(line 3520) the Hoare annotation is: true [2022-11-03 02:49:24,113 INFO L899 garLoopResultBuilder]: For program point L3520-1(line 3520) no Hoare annotation was computed. [2022-11-03 02:49:24,113 INFO L899 garLoopResultBuilder]: For program point phantom_ioctlEXIT(lines 3378 3605) no Hoare annotation was computed. [2022-11-03 02:49:24,113 INFO L899 garLoopResultBuilder]: For program point L3537(line 3537) no Hoare annotation was computed. [2022-11-03 02:49:24,114 INFO L899 garLoopResultBuilder]: For program point L3587(line 3587) no Hoare annotation was computed. [2022-11-03 02:49:24,114 INFO L902 garLoopResultBuilder]: At program point L3488(line 3488) the Hoare annotation is: true [2022-11-03 02:49:24,114 INFO L899 garLoopResultBuilder]: For program point L3521(lines 3521 3524) no Hoare annotation was computed. [2022-11-03 02:49:24,114 INFO L899 garLoopResultBuilder]: For program point L3455-1(line 3455) no Hoare annotation was computed. [2022-11-03 02:49:24,114 INFO L902 garLoopResultBuilder]: At program point L3455(line 3455) the Hoare annotation is: true [2022-11-03 02:49:24,114 INFO L899 garLoopResultBuilder]: For program point L3488-1(line 3488) no Hoare annotation was computed. [2022-11-03 02:49:24,114 INFO L902 garLoopResultBuilder]: At program point L3538(line 3538) the Hoare annotation is: true [2022-11-03 02:49:24,115 INFO L899 garLoopResultBuilder]: For program point L3538-1(line 3538) no Hoare annotation was computed. [2022-11-03 02:49:24,115 INFO L902 garLoopResultBuilder]: At program point L3588(line 3588) the Hoare annotation is: true [2022-11-03 02:49:24,115 INFO L899 garLoopResultBuilder]: For program point L3588-1(line 3588) no Hoare annotation was computed. [2022-11-03 02:49:24,115 INFO L902 garLoopResultBuilder]: At program point L3456(line 3456) the Hoare annotation is: true [2022-11-03 02:49:24,115 INFO L899 garLoopResultBuilder]: For program point L3423(lines 3423 3426) no Hoare annotation was computed. [2022-11-03 02:49:24,115 INFO L899 garLoopResultBuilder]: For program point L3456-1(line 3456) no Hoare annotation was computed. [2022-11-03 02:49:24,115 INFO L902 garLoopResultBuilder]: At program point L3572(lines 3415 3601) the Hoare annotation is: true [2022-11-03 02:49:24,116 INFO L899 garLoopResultBuilder]: For program point L3539(lines 3539 3542) no Hoare annotation was computed. [2022-11-03 02:49:24,116 INFO L899 garLoopResultBuilder]: For program point L3589-1(line 3589) no Hoare annotation was computed. [2022-11-03 02:49:24,116 INFO L902 garLoopResultBuilder]: At program point L3589(line 3589) the Hoare annotation is: true [2022-11-03 02:49:24,116 INFO L899 garLoopResultBuilder]: For program point L3457-2(lines 3457 3460) no Hoare annotation was computed. [2022-11-03 02:49:24,116 INFO L902 garLoopResultBuilder]: At program point L3457-4(lines 3457 3460) the Hoare annotation is: true [2022-11-03 02:49:24,116 INFO L902 garLoopResultBuilder]: At program point L3507(lines 3490 3515) the Hoare annotation is: true [2022-11-03 02:49:24,116 INFO L899 garLoopResultBuilder]: For program point L3590(lines 3590 3595) no Hoare annotation was computed. [2022-11-03 02:49:24,117 INFO L899 garLoopResultBuilder]: For program point phantom_ioctlFINAL(lines 3378 3605) no Hoare annotation was computed. [2022-11-03 02:49:24,117 INFO L899 garLoopResultBuilder]: For program point L3557-1(line 3557) no Hoare annotation was computed. [2022-11-03 02:49:24,117 INFO L902 garLoopResultBuilder]: At program point L3557(line 3557) the Hoare annotation is: true [2022-11-03 02:49:24,117 INFO L902 garLoopResultBuilder]: At program point L3458(line 3458) the Hoare annotation is: true [2022-11-03 02:49:24,117 INFO L899 garLoopResultBuilder]: For program point L3458-1(line 3458) no Hoare annotation was computed. [2022-11-03 02:49:24,117 INFO L902 garLoopResultBuilder]: At program point L3558-2(lines 3558 3561) the Hoare annotation is: true [2022-11-03 02:49:24,117 INFO L899 garLoopResultBuilder]: For program point L3525(lines 3525 3528) no Hoare annotation was computed. [2022-11-03 02:49:24,118 INFO L902 garLoopResultBuilder]: At program point L3476(line 3476) the Hoare annotation is: true [2022-11-03 02:49:24,118 INFO L899 garLoopResultBuilder]: For program point L3476-1(line 3476) no Hoare annotation was computed. [2022-11-03 02:49:24,118 INFO L902 garLoopResultBuilder]: At program point L3592(line 3592) the Hoare annotation is: true [2022-11-03 02:49:24,118 INFO L899 garLoopResultBuilder]: For program point L3592-1(line 3592) no Hoare annotation was computed. [2022-11-03 02:49:24,118 INFO L899 garLoopResultBuilder]: For program point L3427-1(line 3427) no Hoare annotation was computed. [2022-11-03 02:49:24,118 INFO L902 garLoopResultBuilder]: At program point L3427(line 3427) the Hoare annotation is: true [2022-11-03 02:49:24,118 INFO L902 garLoopResultBuilder]: At program point L3576(lines 3415 3601) the Hoare annotation is: true [2022-11-03 02:49:24,118 INFO L902 garLoopResultBuilder]: At program point L3444(line 3444) the Hoare annotation is: true [2022-11-03 02:49:24,119 INFO L899 garLoopResultBuilder]: For program point L3444-1(line 3444) no Hoare annotation was computed. [2022-11-03 02:49:24,119 INFO L902 garLoopResultBuilder]: At program point L3477-2(lines 3477 3480) the Hoare annotation is: true [2022-11-03 02:49:24,119 INFO L902 garLoopResultBuilder]: At program point L3428(line 3428) the Hoare annotation is: true [2022-11-03 02:49:24,119 INFO L899 garLoopResultBuilder]: For program point L3428-1(line 3428) no Hoare annotation was computed. [2022-11-03 02:49:24,119 INFO L899 garLoopResultBuilder]: For program point L3429-2(lines 3429 3437) no Hoare annotation was computed. [2022-11-03 02:49:24,119 INFO L899 garLoopResultBuilder]: For program point L3429-4(lines 3429 3437) no Hoare annotation was computed. [2022-11-03 02:49:24,119 INFO L899 garLoopResultBuilder]: For program point L3562(line 3562) no Hoare annotation was computed. [2022-11-03 02:49:24,120 INFO L899 garLoopResultBuilder]: For program point L3529-1(line 3529) no Hoare annotation was computed. [2022-11-03 02:49:24,120 INFO L902 garLoopResultBuilder]: At program point L3529(line 3529) the Hoare annotation is: true [2022-11-03 02:49:24,120 INFO L902 garLoopResultBuilder]: At program point L3430(line 3430) the Hoare annotation is: true [2022-11-03 02:49:24,120 INFO L899 garLoopResultBuilder]: For program point L3430-1(line 3430) no Hoare annotation was computed. [2022-11-03 02:49:24,120 INFO L902 garLoopResultBuilder]: At program point L3579(line 3579) the Hoare annotation is: true [2022-11-03 02:49:24,120 INFO L902 garLoopResultBuilder]: At program point L3530(line 3530) the Hoare annotation is: true [2022-11-03 02:49:24,120 INFO L899 garLoopResultBuilder]: For program point L3563-1(line 3563) no Hoare annotation was computed. [2022-11-03 02:49:24,121 INFO L902 garLoopResultBuilder]: At program point L3563(line 3563) the Hoare annotation is: true [2022-11-03 02:49:24,121 INFO L899 garLoopResultBuilder]: For program point L3464(line 3464) no Hoare annotation was computed. [2022-11-03 02:49:24,121 INFO L899 garLoopResultBuilder]: For program point L3530-1(line 3530) no Hoare annotation was computed. [2022-11-03 02:49:24,121 INFO L899 garLoopResultBuilder]: For program point L3431(lines 3431 3435) no Hoare annotation was computed. [2022-11-03 02:49:24,121 INFO L902 garLoopResultBuilder]: At program point L3580(line 3580) the Hoare annotation is: true [2022-11-03 02:49:24,121 INFO L902 garLoopResultBuilder]: At program point L3514(line 3514) the Hoare annotation is: true [2022-11-03 02:49:24,121 INFO L899 garLoopResultBuilder]: For program point L3481(line 3481) no Hoare annotation was computed. [2022-11-03 02:49:24,122 INFO L899 garLoopResultBuilder]: For program point L3514-1(line 3514) no Hoare annotation was computed. [2022-11-03 02:49:24,122 INFO L902 garLoopResultBuilder]: At program point L3597(line 3597) the Hoare annotation is: true [2022-11-03 02:49:24,122 INFO L899 garLoopResultBuilder]: For program point L3531(lines 3531 3534) no Hoare annotation was computed. [2022-11-03 02:49:24,122 INFO L902 garLoopResultBuilder]: At program point L3432(line 3432) the Hoare annotation is: true [2022-11-03 02:49:24,122 INFO L899 garLoopResultBuilder]: For program point L3465-1(line 3465) no Hoare annotation was computed. [2022-11-03 02:49:24,122 INFO L902 garLoopResultBuilder]: At program point L3465(line 3465) the Hoare annotation is: true [2022-11-03 02:49:24,122 INFO L899 garLoopResultBuilder]: For program point L3432-1(line 3432) no Hoare annotation was computed. [2022-11-03 02:49:24,122 INFO L899 garLoopResultBuilder]: For program point L3581(line 3581) no Hoare annotation was computed. [2022-11-03 02:49:24,123 INFO L902 garLoopResultBuilder]: At program point L3482(line 3482) the Hoare annotation is: true [2022-11-03 02:49:24,123 INFO L899 garLoopResultBuilder]: For program point L3482-1(line 3482) no Hoare annotation was computed. [2022-11-03 02:49:24,123 INFO L902 garLoopResultBuilder]: At program point phantom_ioctlENTRY(lines 3378 3605) the Hoare annotation is: true [2022-11-03 02:49:24,123 INFO L899 garLoopResultBuilder]: For program point L3466(lines 3466 3469) no Hoare annotation was computed. [2022-11-03 02:49:24,123 INFO L899 garLoopResultBuilder]: For program point L3582(lines 3582 3585) no Hoare annotation was computed. [2022-11-03 02:49:24,123 INFO L902 garLoopResultBuilder]: At program point L3483-1(lines 3483 3515) the Hoare annotation is: true [2022-11-03 02:49:24,123 INFO L899 garLoopResultBuilder]: For program point L3483(lines 3483 3515) no Hoare annotation was computed. [2022-11-03 02:49:24,124 INFO L899 garLoopResultBuilder]: For program point L3417(line 3417) no Hoare annotation was computed. [2022-11-03 02:49:24,124 INFO L899 garLoopResultBuilder]: For program point L3599(line 3599) no Hoare annotation was computed. [2022-11-03 02:49:24,124 INFO L902 garLoopResultBuilder]: At program point L3418(line 3418) the Hoare annotation is: true [2022-11-03 02:49:24,124 INFO L899 garLoopResultBuilder]: For program point L3418-1(line 3418) no Hoare annotation was computed. [2022-11-03 02:49:24,124 INFO L899 garLoopResultBuilder]: For program point L3567(lines 3567 3570) no Hoare annotation was computed. [2022-11-03 02:49:24,124 INFO L899 garLoopResultBuilder]: For program point L3567-2(lines 3567 3570) no Hoare annotation was computed. [2022-11-03 02:49:24,124 INFO L899 garLoopResultBuilder]: For program point L3485(lines 3485 3489) no Hoare annotation was computed. [2022-11-03 02:49:24,125 INFO L899 garLoopResultBuilder]: For program point L3419(lines 3419 3422) no Hoare annotation was computed. [2022-11-03 02:49:24,125 INFO L902 garLoopResultBuilder]: At program point L3568(line 3568) the Hoare annotation is: true [2022-11-03 02:49:24,125 INFO L899 garLoopResultBuilder]: For program point L3502(lines 3502 3505) no Hoare annotation was computed. [2022-11-03 02:49:24,125 INFO L899 garLoopResultBuilder]: For program point L3568-1(line 3568) no Hoare annotation was computed. [2022-11-03 02:49:24,125 INFO L899 garLoopResultBuilder]: For program point L3502-2(lines 3502 3505) no Hoare annotation was computed. [2022-11-03 02:49:24,125 INFO L902 garLoopResultBuilder]: At program point L3486(line 3486) the Hoare annotation is: true [2022-11-03 02:49:24,125 INFO L899 garLoopResultBuilder]: For program point L3519(line 3519) no Hoare annotation was computed. [2022-11-03 02:49:24,125 INFO L899 garLoopResultBuilder]: For program point L3486-1(line 3486) no Hoare annotation was computed. [2022-11-03 02:49:24,126 INFO L902 garLoopResultBuilder]: At program point L3602(lines 3412 3604) the Hoare annotation is: true [2022-11-03 02:49:24,126 INFO L899 garLoopResultBuilder]: For program point L3503-1(line 3503) no Hoare annotation was computed. [2022-11-03 02:49:24,126 INFO L902 garLoopResultBuilder]: At program point L3503(line 3503) the Hoare annotation is: true [2022-11-03 02:49:24,126 INFO L895 garLoopResultBuilder]: At program point ldv_mutex_unlock_phantom_mutexENTRY(lines 4948 4958) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (= ~ldv_state_variable_3~0 2) (= ~ldv_mutex_phantom_mutex~0 2) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= 2 |old(~ldv_mutex_phantom_mutex~0)|))) [2022-11-03 02:49:24,126 INFO L899 garLoopResultBuilder]: For program point L4951(lines 4951 4954) no Hoare annotation was computed. [2022-11-03 02:49:24,126 INFO L895 garLoopResultBuilder]: At program point L4953(line 4953) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (= ~ldv_state_variable_3~0 2) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= 2 |old(~ldv_mutex_phantom_mutex~0)|))) [2022-11-03 02:49:24,127 INFO L899 garLoopResultBuilder]: For program point L4953-1(lines 4951 4954) no Hoare annotation was computed. [2022-11-03 02:49:24,127 INFO L899 garLoopResultBuilder]: For program point ldv_mutex_unlock_phantom_mutexEXIT(lines 4948 4958) no Hoare annotation was computed. [2022-11-03 02:49:24,127 INFO L902 garLoopResultBuilder]: At program point IS_ERRENTRY(lines 3080 3086) the Hoare annotation is: true [2022-11-03 02:49:24,127 INFO L899 garLoopResultBuilder]: For program point L3083-1(line 3083) no Hoare annotation was computed. [2022-11-03 02:49:24,127 INFO L902 garLoopResultBuilder]: At program point L3083(line 3083) the Hoare annotation is: true [2022-11-03 02:49:24,127 INFO L899 garLoopResultBuilder]: For program point IS_ERREXIT(lines 3080 3086) no Hoare annotation was computed. [2022-11-03 02:49:24,131 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:49:24,133 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-03 02:49:24,189 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.11 02:49:24 BoogieIcfgContainer [2022-11-03 02:49:24,189 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-03 02:49:24,189 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-03 02:49:24,190 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-03 02:49:24,190 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-03 02:49:24,190 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 02:48:58" (3/4) ... [2022-11-03 02:49:24,193 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-03 02:49:24,199 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_from_user [2022-11-03 02:49:24,199 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure atomic_set [2022-11-03 02:49:24,199 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree [2022-11-03 02:49:24,199 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure free_irq [2022-11-03 02:49:24,199 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_iomap [2022-11-03 02:49:24,200 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_iounmap [2022-11-03 02:49:24,200 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure might_fault [2022-11-03 02:49:24,200 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure phantom_status [2022-11-03 02:49:24,200 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure class_destroy [2022-11-03 02:49:24,200 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_unlock [2022-11-03 02:49:24,200 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure class_remove_file [2022-11-03 02:49:24,200 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_disable_device [2022-11-03 02:49:24,200 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_to_user [2022-11-03 02:49:24,200 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2022-11-03 02:49:24,201 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure phantom_remove [2022-11-03 02:49:24,201 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure unregister_chrdev_region [2022-11-03 02:49:24,201 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_release_regions [2022-11-03 02:49:24,201 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure phantom_poll [2022-11-03 02:49:24,201 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _raw_spin_lock_irqsave [2022-11-03 02:49:24,201 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_unlock_open_lock_of_phantom_device [2022-11-03 02:49:24,201 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2022-11-03 02:49:24,201 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_get_drvdata [2022-11-03 02:49:24,202 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure atomic_read [2022-11-03 02:49:24,202 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure iowrite32 [2022-11-03 02:49:24,202 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy [2022-11-03 02:49:24,202 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ioread32 [2022-11-03 02:49:24,202 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2022-11-03 02:49:24,202 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-11-03 02:49:24,202 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_lock [2022-11-03 02:49:24,202 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _copy_from_user [2022-11-03 02:49:24,203 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spinlock_check [2022-11-03 02:49:24,203 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure phantom_ioctl [2022-11-03 02:49:24,203 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_unlock_phantom_mutex [2022-11-03 02:49:24,203 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2022-11-03 02:49:24,225 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 380 nodes and edges [2022-11-03 02:49:24,228 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 138 nodes and edges [2022-11-03 02:49:24,231 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 31 nodes and edges [2022-11-03 02:49:24,233 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2022-11-03 02:49:24,236 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-03 02:49:24,238 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-03 02:49:24,241 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-03 02:49:24,272 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(ldv_mutex_lock == 1) || !(1 == ldv_mutex_mutex_of_device)) || !(ldv_mutex_cred_guard_mutex_of_signal_struct == 1)) || !(ldv_mutex_open_lock_of_phantom_device == 1)) || !(ldv_mutex_phantom_mutex == 1)) || !(ldv_state_variable_3 == 2)) || 2 == \old(ldv_state_variable_3) [2022-11-03 02:49:24,503 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad2524ed-8613-4438-8274-c7289f215dd6/bin/utaipan-7li7fVZpFI/witness.graphml [2022-11-03 02:49:24,503 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-03 02:49:24,503 INFO L158 Benchmark]: Toolchain (without parser) took 30330.25ms. Allocated memory was 75.5MB in the beginning and 645.9MB in the end (delta: 570.4MB). Free memory was 42.6MB in the beginning and 567.6MB in the end (delta: -525.0MB). Peak memory consumption was 414.8MB. Max. memory is 16.1GB. [2022-11-03 02:49:24,504 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 75.5MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 02:49:24,504 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1736.28ms. Allocated memory was 75.5MB in the beginning and 94.4MB in the end (delta: 18.9MB). Free memory was 42.4MB in the beginning and 39.6MB in the end (delta: 2.8MB). Peak memory consumption was 32.2MB. Max. memory is 16.1GB. [2022-11-03 02:49:24,505 INFO L158 Benchmark]: Boogie Procedure Inliner took 209.99ms. Allocated memory was 94.4MB in the beginning and 121.6MB in the end (delta: 27.3MB). Free memory was 39.6MB in the beginning and 77.5MB in the end (delta: -37.9MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. [2022-11-03 02:49:24,506 INFO L158 Benchmark]: Boogie Preprocessor took 188.26ms. Allocated memory is still 121.6MB. Free memory was 77.5MB in the beginning and 66.4MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-03 02:49:24,506 INFO L158 Benchmark]: RCFGBuilder took 2623.04ms. Allocated memory was 121.6MB in the beginning and 167.8MB in the end (delta: 46.1MB). Free memory was 66.4MB in the beginning and 75.0MB in the end (delta: -8.6MB). Peak memory consumption was 57.6MB. Max. memory is 16.1GB. [2022-11-03 02:49:24,507 INFO L158 Benchmark]: TraceAbstraction took 25250.20ms. Allocated memory was 167.8MB in the beginning and 645.9MB in the end (delta: 478.2MB). Free memory was 75.0MB in the beginning and 223.0MB in the end (delta: -148.0MB). Peak memory consumption was 357.9MB. Max. memory is 16.1GB. [2022-11-03 02:49:24,507 INFO L158 Benchmark]: Witness Printer took 313.46ms. Allocated memory is still 645.9MB. Free memory was 223.0MB in the beginning and 567.6MB in the end (delta: -344.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-03 02:49:24,510 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 75.5MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1736.28ms. Allocated memory was 75.5MB in the beginning and 94.4MB in the end (delta: 18.9MB). Free memory was 42.4MB in the beginning and 39.6MB in the end (delta: 2.8MB). Peak memory consumption was 32.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 209.99ms. Allocated memory was 94.4MB in the beginning and 121.6MB in the end (delta: 27.3MB). Free memory was 39.6MB in the beginning and 77.5MB in the end (delta: -37.9MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 188.26ms. Allocated memory is still 121.6MB. Free memory was 77.5MB in the beginning and 66.4MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 2623.04ms. Allocated memory was 121.6MB in the beginning and 167.8MB in the end (delta: 46.1MB). Free memory was 66.4MB in the beginning and 75.0MB in the end (delta: -8.6MB). Peak memory consumption was 57.6MB. Max. memory is 16.1GB. * TraceAbstraction took 25250.20ms. Allocated memory was 167.8MB in the beginning and 645.9MB in the end (delta: 478.2MB). Free memory was 75.0MB in the beginning and 223.0MB in the end (delta: -148.0MB). Peak memory consumption was 357.9MB. Max. memory is 16.1GB. * Witness Printer took 313.46ms. Allocated memory is still 645.9MB. Free memory was 223.0MB in the beginning and 567.6MB in the end (delta: -344.6MB). Peak memory consumption was 25.2MB. 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: 4431]: 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 35 procedures, 422 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 25.1s, OverallIterations: 13, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 7.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 9.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5667 SdHoareTripleChecker+Valid, 4.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5517 mSDsluCounter, 12436 SdHoareTripleChecker+Invalid, 4.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5903 mSDsCounter, 87 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2899 IncrementalHoareTripleChecker+Invalid, 2986 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 87 mSolverCounterUnsat, 7485 mSDtfsCounter, 2899 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 311 GetRequests, 288 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1955occurred in iteration=6, InterpolantAutomatonStates: 43, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.6s AutomataMinimizationTime, 13 MinimizatonAttempts, 1096 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 222 LocationsWithAnnotation, 4966 PreInvPairs, 5356 NumberOfFragments, 2989 HoareAnnotationTreeSize, 4966 FomulaSimplifications, 1732 FormulaSimplificationTreeSizeReduction, 1.5s HoareSimplificationTime, 222 FomulaSimplificationsInter, 47120 FormulaSimplificationTreeSizeReductionInter, 7.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 4.3s InterpolantComputationTime, 1064 NumberOfCodeBlocks, 1064 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 1181 ConstructedInterpolants, 0 QuantifiedInterpolants, 1989 SizeOfPredicates, 7 NumberOfNonLiveVariables, 2074 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 15 InterpolantComputations, 13 PerfectInterpolantSequences, 449/453 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: 4335]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && !(ldv_state_variable_3 == 2)) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3171]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3872]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && !(ldv_state_variable_3 == 2)) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 5069]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3782]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ((!(2 == tmp) || aux-switch (tmp) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___0 = __VERIFIER_nondet_int(); switch (tmp___0) { case 0: ; if (ldv_state_variable_1 == 1) { show_class_attr_string(ldvarg0, ldvarg2, ldvarg1); ldv_state_variable_1 = 1; } else { } goto ldv_30346; default: ; goto ldv_30346; } ldv_30346: ; } else { } goto ldv_30348; case 1: ; if (ldv_state_variable_0 != 0) { tmp___1 = __VERIFIER_nondet_int(); switch (tmp___1) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { phantom_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_30352; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_0 = phantom_init(); if (ldv_retval_0 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_state_variable_1 = 1; } else { } if (ldv_retval_0 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_30352; default: ; goto ldv_30352; } ldv_30352: ; } else { } goto ldv_30348; case 2: ; if (ldv_state_variable_3 != 0) { tmp___2 = __VERIFIER_nondet_int(); switch (tmp___2) { case 0: ; if (ldv_state_variable_3 == 2) { phantom_release(phantom_file_ops_group1, phantom_file_ops_group2); ldv_state_variable_3 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30357; case 1: ; if (ldv_state_variable_3 == 2) { phantom_compat_ioctl(phantom_file_ops_group2, ldvarg10, ldvarg9); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 2: ; if (ldv_state_variable_3 == 1) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 1; } else { } if (ldv_state_variable_3 == 2) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 3: ; if (ldv_state_variable_3 == 2) { no_llseek(phantom_file_ops_group2, ldvarg6, ldvarg5); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 4: ; if (ldv_state_variable_3 == 1) { ldv_retval_1 = phantom_open(phantom_file_ops_group1, phantom_file_ops_group2); if (ldv_retval_1 == 0) { ldv_state_variable_3 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30357; case 5: ; if (ldv_state_variable_3 == 2) { phantom_ioctl(phantom_file_ops_group2, ldvarg4, ldvarg3); ldv_state_variable_3 = 2; } else { } goto ldv_30357; default: ; goto ldv_30357; } ldv_30357: ; } else { } goto ldv_30348; case 3: ; if (ldv_state_variable_2 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_2 == 1) { ldv_retval_4 = phantom_probe(phantom_pci_driver_group0, (struct pci_device_id const *)ldvarg12); if (ldv_retval_4 == 0) { ldv_state_variable_2 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30370; case 1: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = phantom_suspend(phantom_pci_driver_group0, ldvarg11); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_30370; case 2: ; if (ldv_state_variable_2 == 3) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } if (ldv_state_variable_2 == 2) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30370; case 3: ; if (ldv_state_variable_2 == 3) { ldv_retval_2 = phantom_resume(phantom_pci_driver_group0); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; } else { } } else { } goto ldv_30370; default: ; goto ldv_30370; } ldv_30370: ; } else { } goto ldv_30348; default: ; goto ldv_30348; }-aux) || !(ldv_state_variable_3 == 2)) - InvariantResult [Line: 3224]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ((!(2 == tmp) || aux-switch (tmp) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___0 = __VERIFIER_nondet_int(); switch (tmp___0) { case 0: ; if (ldv_state_variable_1 == 1) { show_class_attr_string(ldvarg0, ldvarg2, ldvarg1); ldv_state_variable_1 = 1; } else { } goto ldv_30346; default: ; goto ldv_30346; } ldv_30346: ; } else { } goto ldv_30348; case 1: ; if (ldv_state_variable_0 != 0) { tmp___1 = __VERIFIER_nondet_int(); switch (tmp___1) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { phantom_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_30352; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_0 = phantom_init(); if (ldv_retval_0 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_state_variable_1 = 1; } else { } if (ldv_retval_0 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_30352; default: ; goto ldv_30352; } ldv_30352: ; } else { } goto ldv_30348; case 2: ; if (ldv_state_variable_3 != 0) { tmp___2 = __VERIFIER_nondet_int(); switch (tmp___2) { case 0: ; if (ldv_state_variable_3 == 2) { phantom_release(phantom_file_ops_group1, phantom_file_ops_group2); ldv_state_variable_3 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30357; case 1: ; if (ldv_state_variable_3 == 2) { phantom_compat_ioctl(phantom_file_ops_group2, ldvarg10, ldvarg9); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 2: ; if (ldv_state_variable_3 == 1) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 1; } else { } if (ldv_state_variable_3 == 2) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 3: ; if (ldv_state_variable_3 == 2) { no_llseek(phantom_file_ops_group2, ldvarg6, ldvarg5); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 4: ; if (ldv_state_variable_3 == 1) { ldv_retval_1 = phantom_open(phantom_file_ops_group1, phantom_file_ops_group2); if (ldv_retval_1 == 0) { ldv_state_variable_3 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30357; case 5: ; if (ldv_state_variable_3 == 2) { phantom_ioctl(phantom_file_ops_group2, ldvarg4, ldvarg3); ldv_state_variable_3 = 2; } else { } goto ldv_30357; default: ; goto ldv_30357; } ldv_30357: ; } else { } goto ldv_30348; case 3: ; if (ldv_state_variable_2 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_2 == 1) { ldv_retval_4 = phantom_probe(phantom_pci_driver_group0, (struct pci_device_id const *)ldvarg12); if (ldv_retval_4 == 0) { ldv_state_variable_2 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30370; case 1: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = phantom_suspend(phantom_pci_driver_group0, ldvarg11); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_30370; case 2: ; if (ldv_state_variable_2 == 3) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } if (ldv_state_variable_2 == 2) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30370; case 3: ; if (ldv_state_variable_2 == 3) { ldv_retval_2 = phantom_resume(phantom_pci_driver_group0); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; } else { } } else { } goto ldv_30370; default: ; goto ldv_30370; } ldv_30370: ; } else { } goto ldv_30348; default: ; goto ldv_30348; }-aux) || !(ldv_state_variable_3 == 2)) - InvariantResult [Line: 3691]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ((!(2 == tmp) || aux-switch (tmp) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___0 = __VERIFIER_nondet_int(); switch (tmp___0) { case 0: ; if (ldv_state_variable_1 == 1) { show_class_attr_string(ldvarg0, ldvarg2, ldvarg1); ldv_state_variable_1 = 1; } else { } goto ldv_30346; default: ; goto ldv_30346; } ldv_30346: ; } else { } goto ldv_30348; case 1: ; if (ldv_state_variable_0 != 0) { tmp___1 = __VERIFIER_nondet_int(); switch (tmp___1) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { phantom_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_30352; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_0 = phantom_init(); if (ldv_retval_0 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_state_variable_1 = 1; } else { } if (ldv_retval_0 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_30352; default: ; goto ldv_30352; } ldv_30352: ; } else { } goto ldv_30348; case 2: ; if (ldv_state_variable_3 != 0) { tmp___2 = __VERIFIER_nondet_int(); switch (tmp___2) { case 0: ; if (ldv_state_variable_3 == 2) { phantom_release(phantom_file_ops_group1, phantom_file_ops_group2); ldv_state_variable_3 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30357; case 1: ; if (ldv_state_variable_3 == 2) { phantom_compat_ioctl(phantom_file_ops_group2, ldvarg10, ldvarg9); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 2: ; if (ldv_state_variable_3 == 1) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 1; } else { } if (ldv_state_variable_3 == 2) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 3: ; if (ldv_state_variable_3 == 2) { no_llseek(phantom_file_ops_group2, ldvarg6, ldvarg5); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 4: ; if (ldv_state_variable_3 == 1) { ldv_retval_1 = phantom_open(phantom_file_ops_group1, phantom_file_ops_group2); if (ldv_retval_1 == 0) { ldv_state_variable_3 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30357; case 5: ; if (ldv_state_variable_3 == 2) { phantom_ioctl(phantom_file_ops_group2, ldvarg4, ldvarg3); ldv_state_variable_3 = 2; } else { } goto ldv_30357; default: ; goto ldv_30357; } ldv_30357: ; } else { } goto ldv_30348; case 3: ; if (ldv_state_variable_2 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_2 == 1) { ldv_retval_4 = phantom_probe(phantom_pci_driver_group0, (struct pci_device_id const *)ldvarg12); if (ldv_retval_4 == 0) { ldv_state_variable_2 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30370; case 1: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = phantom_suspend(phantom_pci_driver_group0, ldvarg11); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_30370; case 2: ; if (ldv_state_variable_2 == 3) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } if (ldv_state_variable_2 == 2) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30370; case 3: ; if (ldv_state_variable_2 == 3) { ldv_retval_2 = phantom_resume(phantom_pci_driver_group0); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; } else { } } else { } goto ldv_30370; default: ; goto ldv_30370; } ldv_30370: ; } else { } goto ldv_30348; default: ; goto ldv_30348; }-aux) || !(ldv_state_variable_3 == 2)) - InvariantResult [Line: 3857]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ((!(2 == tmp) || aux-switch (tmp) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___0 = __VERIFIER_nondet_int(); switch (tmp___0) { case 0: ; if (ldv_state_variable_1 == 1) { show_class_attr_string(ldvarg0, ldvarg2, ldvarg1); ldv_state_variable_1 = 1; } else { } goto ldv_30346; default: ; goto ldv_30346; } ldv_30346: ; } else { } goto ldv_30348; case 1: ; if (ldv_state_variable_0 != 0) { tmp___1 = __VERIFIER_nondet_int(); switch (tmp___1) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { phantom_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_30352; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_0 = phantom_init(); if (ldv_retval_0 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_state_variable_1 = 1; } else { } if (ldv_retval_0 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_30352; default: ; goto ldv_30352; } ldv_30352: ; } else { } goto ldv_30348; case 2: ; if (ldv_state_variable_3 != 0) { tmp___2 = __VERIFIER_nondet_int(); switch (tmp___2) { case 0: ; if (ldv_state_variable_3 == 2) { phantom_release(phantom_file_ops_group1, phantom_file_ops_group2); ldv_state_variable_3 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30357; case 1: ; if (ldv_state_variable_3 == 2) { phantom_compat_ioctl(phantom_file_ops_group2, ldvarg10, ldvarg9); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 2: ; if (ldv_state_variable_3 == 1) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 1; } else { } if (ldv_state_variable_3 == 2) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 3: ; if (ldv_state_variable_3 == 2) { no_llseek(phantom_file_ops_group2, ldvarg6, ldvarg5); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 4: ; if (ldv_state_variable_3 == 1) { ldv_retval_1 = phantom_open(phantom_file_ops_group1, phantom_file_ops_group2); if (ldv_retval_1 == 0) { ldv_state_variable_3 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30357; case 5: ; if (ldv_state_variable_3 == 2) { phantom_ioctl(phantom_file_ops_group2, ldvarg4, ldvarg3); ldv_state_variable_3 = 2; } else { } goto ldv_30357; default: ; goto ldv_30357; } ldv_30357: ; } else { } goto ldv_30348; case 3: ; if (ldv_state_variable_2 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_2 == 1) { ldv_retval_4 = phantom_probe(phantom_pci_driver_group0, (struct pci_device_id const *)ldvarg12); if (ldv_retval_4 == 0) { ldv_state_variable_2 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30370; case 1: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = phantom_suspend(phantom_pci_driver_group0, ldvarg11); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_30370; case 2: ; if (ldv_state_variable_2 == 3) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } if (ldv_state_variable_2 == 2) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30370; case 3: ; if (ldv_state_variable_2 == 3) { ldv_retval_2 = phantom_resume(phantom_pci_driver_group0); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; } else { } } else { } goto ldv_30370; default: ; goto ldv_30370; } ldv_30370: ; } else { } goto ldv_30348; default: ; goto ldv_30348; }-aux) || !(ldv_state_variable_3 == 2)) - InvariantResult [Line: 3989]: Loop Invariant Derived loop invariant: (((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ((!(2 == tmp) || aux-switch (tmp) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___0 = __VERIFIER_nondet_int(); switch (tmp___0) { case 0: ; if (ldv_state_variable_1 == 1) { show_class_attr_string(ldvarg0, ldvarg2, ldvarg1); ldv_state_variable_1 = 1; } else { } goto ldv_30346; default: ; goto ldv_30346; } ldv_30346: ; } else { } goto ldv_30348; case 1: ; if (ldv_state_variable_0 != 0) { tmp___1 = __VERIFIER_nondet_int(); switch (tmp___1) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { phantom_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_30352; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_0 = phantom_init(); if (ldv_retval_0 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_state_variable_1 = 1; } else { } if (ldv_retval_0 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_30352; default: ; goto ldv_30352; } ldv_30352: ; } else { } goto ldv_30348; case 2: ; if (ldv_state_variable_3 != 0) { tmp___2 = __VERIFIER_nondet_int(); switch (tmp___2) { case 0: ; if (ldv_state_variable_3 == 2) { phantom_release(phantom_file_ops_group1, phantom_file_ops_group2); ldv_state_variable_3 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30357; case 1: ; if (ldv_state_variable_3 == 2) { phantom_compat_ioctl(phantom_file_ops_group2, ldvarg10, ldvarg9); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 2: ; if (ldv_state_variable_3 == 1) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 1; } else { } if (ldv_state_variable_3 == 2) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 3: ; if (ldv_state_variable_3 == 2) { no_llseek(phantom_file_ops_group2, ldvarg6, ldvarg5); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 4: ; if (ldv_state_variable_3 == 1) { ldv_retval_1 = phantom_open(phantom_file_ops_group1, phantom_file_ops_group2); if (ldv_retval_1 == 0) { ldv_state_variable_3 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30357; case 5: ; if (ldv_state_variable_3 == 2) { phantom_ioctl(phantom_file_ops_group2, ldvarg4, ldvarg3); ldv_state_variable_3 = 2; } else { } goto ldv_30357; default: ; goto ldv_30357; } ldv_30357: ; } else { } goto ldv_30348; case 3: ; if (ldv_state_variable_2 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_2 == 1) { ldv_retval_4 = phantom_probe(phantom_pci_driver_group0, (struct pci_device_id const *)ldvarg12); if (ldv_retval_4 == 0) { ldv_state_variable_2 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30370; case 1: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = phantom_suspend(phantom_pci_driver_group0, ldvarg11); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_30370; case 2: ; if (ldv_state_variable_2 == 3) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } if (ldv_state_variable_2 == 2) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30370; case 3: ; if (ldv_state_variable_2 == 3) { ldv_retval_2 = phantom_resume(phantom_pci_driver_group0); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; } else { } } else { } goto ldv_30370; default: ; goto ldv_30370; } ldv_30370: ; } else { } goto ldv_30348; default: ; goto ldv_30348; }-aux) || !(ldv_state_variable_3 == 2)) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4092]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4387]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && !(ldv_state_variable_3 == 2)) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3412]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3305]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4115]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ((!(2 == tmp) || aux-switch (tmp) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___0 = __VERIFIER_nondet_int(); switch (tmp___0) { case 0: ; if (ldv_state_variable_1 == 1) { show_class_attr_string(ldvarg0, ldvarg2, ldvarg1); ldv_state_variable_1 = 1; } else { } goto ldv_30346; default: ; goto ldv_30346; } ldv_30346: ; } else { } goto ldv_30348; case 1: ; if (ldv_state_variable_0 != 0) { tmp___1 = __VERIFIER_nondet_int(); switch (tmp___1) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { phantom_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_30352; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_0 = phantom_init(); if (ldv_retval_0 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_state_variable_1 = 1; } else { } if (ldv_retval_0 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_30352; default: ; goto ldv_30352; } ldv_30352: ; } else { } goto ldv_30348; case 2: ; if (ldv_state_variable_3 != 0) { tmp___2 = __VERIFIER_nondet_int(); switch (tmp___2) { case 0: ; if (ldv_state_variable_3 == 2) { phantom_release(phantom_file_ops_group1, phantom_file_ops_group2); ldv_state_variable_3 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30357; case 1: ; if (ldv_state_variable_3 == 2) { phantom_compat_ioctl(phantom_file_ops_group2, ldvarg10, ldvarg9); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 2: ; if (ldv_state_variable_3 == 1) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 1; } else { } if (ldv_state_variable_3 == 2) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 3: ; if (ldv_state_variable_3 == 2) { no_llseek(phantom_file_ops_group2, ldvarg6, ldvarg5); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 4: ; if (ldv_state_variable_3 == 1) { ldv_retval_1 = phantom_open(phantom_file_ops_group1, phantom_file_ops_group2); if (ldv_retval_1 == 0) { ldv_state_variable_3 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30357; case 5: ; if (ldv_state_variable_3 == 2) { phantom_ioctl(phantom_file_ops_group2, ldvarg4, ldvarg3); ldv_state_variable_3 = 2; } else { } goto ldv_30357; default: ; goto ldv_30357; } ldv_30357: ; } else { } goto ldv_30348; case 3: ; if (ldv_state_variable_2 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_2 == 1) { ldv_retval_4 = phantom_probe(phantom_pci_driver_group0, (struct pci_device_id const *)ldvarg12); if (ldv_retval_4 == 0) { ldv_state_variable_2 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30370; case 1: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = phantom_suspend(phantom_pci_driver_group0, ldvarg11); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_30370; case 2: ; if (ldv_state_variable_2 == 3) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } if (ldv_state_variable_2 == 2) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30370; case 3: ; if (ldv_state_variable_2 == 3) { ldv_retval_2 = phantom_resume(phantom_pci_driver_group0); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; } else { } } else { } goto ldv_30370; default: ; goto ldv_30370; } ldv_30370: ; } else { } goto ldv_30348; default: ; goto ldv_30348; }-aux) || !(ldv_state_variable_3 == 2)) - InvariantResult [Line: 3917]: Loop Invariant Derived loop invariant: (((((!(ldv_mutex_lock == 1) || !(1 == ldv_mutex_mutex_of_device)) || !(ldv_mutex_cred_guard_mutex_of_signal_struct == 1)) || !(ldv_mutex_open_lock_of_phantom_device == 1)) || !(ldv_mutex_phantom_mutex == 1)) || !(ldv_state_variable_3 == 2)) || 2 == \old(ldv_state_variable_3) - InvariantResult [Line: 4759]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && !(ldv_state_variable_3 == 2)) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3885]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && !(ldv_state_variable_3 == 2)) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4363]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && !(ldv_state_variable_3 == 2)) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4403]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ((!(2 == tmp) || aux-switch (tmp) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___0 = __VERIFIER_nondet_int(); switch (tmp___0) { case 0: ; if (ldv_state_variable_1 == 1) { show_class_attr_string(ldvarg0, ldvarg2, ldvarg1); ldv_state_variable_1 = 1; } else { } goto ldv_30346; default: ; goto ldv_30346; } ldv_30346: ; } else { } goto ldv_30348; case 1: ; if (ldv_state_variable_0 != 0) { tmp___1 = __VERIFIER_nondet_int(); switch (tmp___1) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { phantom_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_30352; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_0 = phantom_init(); if (ldv_retval_0 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_state_variable_1 = 1; } else { } if (ldv_retval_0 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_30352; default: ; goto ldv_30352; } ldv_30352: ; } else { } goto ldv_30348; case 2: ; if (ldv_state_variable_3 != 0) { tmp___2 = __VERIFIER_nondet_int(); switch (tmp___2) { case 0: ; if (ldv_state_variable_3 == 2) { phantom_release(phantom_file_ops_group1, phantom_file_ops_group2); ldv_state_variable_3 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30357; case 1: ; if (ldv_state_variable_3 == 2) { phantom_compat_ioctl(phantom_file_ops_group2, ldvarg10, ldvarg9); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 2: ; if (ldv_state_variable_3 == 1) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 1; } else { } if (ldv_state_variable_3 == 2) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 3: ; if (ldv_state_variable_3 == 2) { no_llseek(phantom_file_ops_group2, ldvarg6, ldvarg5); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 4: ; if (ldv_state_variable_3 == 1) { ldv_retval_1 = phantom_open(phantom_file_ops_group1, phantom_file_ops_group2); if (ldv_retval_1 == 0) { ldv_state_variable_3 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30357; case 5: ; if (ldv_state_variable_3 == 2) { phantom_ioctl(phantom_file_ops_group2, ldvarg4, ldvarg3); ldv_state_variable_3 = 2; } else { } goto ldv_30357; default: ; goto ldv_30357; } ldv_30357: ; } else { } goto ldv_30348; case 3: ; if (ldv_state_variable_2 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_2 == 1) { ldv_retval_4 = phantom_probe(phantom_pci_driver_group0, (struct pci_device_id const *)ldvarg12); if (ldv_retval_4 == 0) { ldv_state_variable_2 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30370; case 1: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = phantom_suspend(phantom_pci_driver_group0, ldvarg11); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_30370; case 2: ; if (ldv_state_variable_2 == 3) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } if (ldv_state_variable_2 == 2) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30370; case 3: ; if (ldv_state_variable_2 == 3) { ldv_retval_2 = phantom_resume(phantom_pci_driver_group0); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; } else { } } else { } goto ldv_30370; default: ; goto ldv_30370; } ldv_30370: ; } else { } goto ldv_30348; default: ; goto ldv_30348; }-aux) || !(ldv_state_variable_3 == 2)) - InvariantResult [Line: 3878]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && !(ldv_state_variable_3 == 2)) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4045]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4001]: Loop Invariant Derived loop invariant: (((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ((!(2 == tmp) || aux-switch (tmp) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___0 = __VERIFIER_nondet_int(); switch (tmp___0) { case 0: ; if (ldv_state_variable_1 == 1) { show_class_attr_string(ldvarg0, ldvarg2, ldvarg1); ldv_state_variable_1 = 1; } else { } goto ldv_30346; default: ; goto ldv_30346; } ldv_30346: ; } else { } goto ldv_30348; case 1: ; if (ldv_state_variable_0 != 0) { tmp___1 = __VERIFIER_nondet_int(); switch (tmp___1) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { phantom_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_30352; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_0 = phantom_init(); if (ldv_retval_0 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_state_variable_1 = 1; } else { } if (ldv_retval_0 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_30352; default: ; goto ldv_30352; } ldv_30352: ; } else { } goto ldv_30348; case 2: ; if (ldv_state_variable_3 != 0) { tmp___2 = __VERIFIER_nondet_int(); switch (tmp___2) { case 0: ; if (ldv_state_variable_3 == 2) { phantom_release(phantom_file_ops_group1, phantom_file_ops_group2); ldv_state_variable_3 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30357; case 1: ; if (ldv_state_variable_3 == 2) { phantom_compat_ioctl(phantom_file_ops_group2, ldvarg10, ldvarg9); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 2: ; if (ldv_state_variable_3 == 1) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 1; } else { } if (ldv_state_variable_3 == 2) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 3: ; if (ldv_state_variable_3 == 2) { no_llseek(phantom_file_ops_group2, ldvarg6, ldvarg5); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 4: ; if (ldv_state_variable_3 == 1) { ldv_retval_1 = phantom_open(phantom_file_ops_group1, phantom_file_ops_group2); if (ldv_retval_1 == 0) { ldv_state_variable_3 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30357; case 5: ; if (ldv_state_variable_3 == 2) { phantom_ioctl(phantom_file_ops_group2, ldvarg4, ldvarg3); ldv_state_variable_3 = 2; } else { } goto ldv_30357; default: ; goto ldv_30357; } ldv_30357: ; } else { } goto ldv_30348; case 3: ; if (ldv_state_variable_2 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_2 == 1) { ldv_retval_4 = phantom_probe(phantom_pci_driver_group0, (struct pci_device_id const *)ldvarg12); if (ldv_retval_4 == 0) { ldv_state_variable_2 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30370; case 1: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = phantom_suspend(phantom_pci_driver_group0, ldvarg11); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_30370; case 2: ; if (ldv_state_variable_2 == 3) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } if (ldv_state_variable_2 == 2) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30370; case 3: ; if (ldv_state_variable_2 == 3) { ldv_retval_2 = phantom_resume(phantom_pci_driver_group0); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; } else { } } else { } goto ldv_30370; default: ; goto ldv_30370; } ldv_30370: ; } else { } goto ldv_30348; default: ; goto ldv_30348; }-aux) || !(ldv_state_variable_3 == 2)) - InvariantResult [Line: 3782]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ((!(2 == tmp) || aux-switch (tmp) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___0 = __VERIFIER_nondet_int(); switch (tmp___0) { case 0: ; if (ldv_state_variable_1 == 1) { show_class_attr_string(ldvarg0, ldvarg2, ldvarg1); ldv_state_variable_1 = 1; } else { } goto ldv_30346; default: ; goto ldv_30346; } ldv_30346: ; } else { } goto ldv_30348; case 1: ; if (ldv_state_variable_0 != 0) { tmp___1 = __VERIFIER_nondet_int(); switch (tmp___1) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { phantom_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_30352; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_0 = phantom_init(); if (ldv_retval_0 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_state_variable_1 = 1; } else { } if (ldv_retval_0 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_30352; default: ; goto ldv_30352; } ldv_30352: ; } else { } goto ldv_30348; case 2: ; if (ldv_state_variable_3 != 0) { tmp___2 = __VERIFIER_nondet_int(); switch (tmp___2) { case 0: ; if (ldv_state_variable_3 == 2) { phantom_release(phantom_file_ops_group1, phantom_file_ops_group2); ldv_state_variable_3 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30357; case 1: ; if (ldv_state_variable_3 == 2) { phantom_compat_ioctl(phantom_file_ops_group2, ldvarg10, ldvarg9); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 2: ; if (ldv_state_variable_3 == 1) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 1; } else { } if (ldv_state_variable_3 == 2) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 3: ; if (ldv_state_variable_3 == 2) { no_llseek(phantom_file_ops_group2, ldvarg6, ldvarg5); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 4: ; if (ldv_state_variable_3 == 1) { ldv_retval_1 = phantom_open(phantom_file_ops_group1, phantom_file_ops_group2); if (ldv_retval_1 == 0) { ldv_state_variable_3 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30357; case 5: ; if (ldv_state_variable_3 == 2) { phantom_ioctl(phantom_file_ops_group2, ldvarg4, ldvarg3); ldv_state_variable_3 = 2; } else { } goto ldv_30357; default: ; goto ldv_30357; } ldv_30357: ; } else { } goto ldv_30348; case 3: ; if (ldv_state_variable_2 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_2 == 1) { ldv_retval_4 = phantom_probe(phantom_pci_driver_group0, (struct pci_device_id const *)ldvarg12); if (ldv_retval_4 == 0) { ldv_state_variable_2 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30370; case 1: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = phantom_suspend(phantom_pci_driver_group0, ldvarg11); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_30370; case 2: ; if (ldv_state_variable_2 == 3) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } if (ldv_state_variable_2 == 2) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30370; case 3: ; if (ldv_state_variable_2 == 3) { ldv_retval_2 = phantom_resume(phantom_pci_driver_group0); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; } else { } } else { } goto ldv_30370; default: ; goto ldv_30370; } ldv_30370: ; } else { } goto ldv_30348; default: ; goto ldv_30348; }-aux) || !(ldv_state_variable_3 == 2)) - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ((!(2 == tmp) || aux-switch (tmp) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___0 = __VERIFIER_nondet_int(); switch (tmp___0) { case 0: ; if (ldv_state_variable_1 == 1) { show_class_attr_string(ldvarg0, ldvarg2, ldvarg1); ldv_state_variable_1 = 1; } else { } goto ldv_30346; default: ; goto ldv_30346; } ldv_30346: ; } else { } goto ldv_30348; case 1: ; if (ldv_state_variable_0 != 0) { tmp___1 = __VERIFIER_nondet_int(); switch (tmp___1) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { phantom_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_30352; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_0 = phantom_init(); if (ldv_retval_0 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_state_variable_1 = 1; } else { } if (ldv_retval_0 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_30352; default: ; goto ldv_30352; } ldv_30352: ; } else { } goto ldv_30348; case 2: ; if (ldv_state_variable_3 != 0) { tmp___2 = __VERIFIER_nondet_int(); switch (tmp___2) { case 0: ; if (ldv_state_variable_3 == 2) { phantom_release(phantom_file_ops_group1, phantom_file_ops_group2); ldv_state_variable_3 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30357; case 1: ; if (ldv_state_variable_3 == 2) { phantom_compat_ioctl(phantom_file_ops_group2, ldvarg10, ldvarg9); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 2: ; if (ldv_state_variable_3 == 1) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 1; } else { } if (ldv_state_variable_3 == 2) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 3: ; if (ldv_state_variable_3 == 2) { no_llseek(phantom_file_ops_group2, ldvarg6, ldvarg5); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 4: ; if (ldv_state_variable_3 == 1) { ldv_retval_1 = phantom_open(phantom_file_ops_group1, phantom_file_ops_group2); if (ldv_retval_1 == 0) { ldv_state_variable_3 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30357; case 5: ; if (ldv_state_variable_3 == 2) { phantom_ioctl(phantom_file_ops_group2, ldvarg4, ldvarg3); ldv_state_variable_3 = 2; } else { } goto ldv_30357; default: ; goto ldv_30357; } ldv_30357: ; } else { } goto ldv_30348; case 3: ; if (ldv_state_variable_2 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_2 == 1) { ldv_retval_4 = phantom_probe(phantom_pci_driver_group0, (struct pci_device_id const *)ldvarg12); if (ldv_retval_4 == 0) { ldv_state_variable_2 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30370; case 1: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = phantom_suspend(phantom_pci_driver_group0, ldvarg11); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_30370; case 2: ; if (ldv_state_variable_2 == 3) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } if (ldv_state_variable_2 == 2) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30370; case 3: ; if (ldv_state_variable_2 == 3) { ldv_retval_2 = phantom_resume(phantom_pci_driver_group0); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; } else { } } else { } goto ldv_30370; default: ; goto ldv_30370; } ldv_30370: ; } else { } goto ldv_30348; default: ; goto ldv_30348; }-aux) || !(ldv_state_variable_3 == 2)) - InvariantResult [Line: 4395]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ((!(2 == tmp) || aux-switch (tmp) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___0 = __VERIFIER_nondet_int(); switch (tmp___0) { case 0: ; if (ldv_state_variable_1 == 1) { show_class_attr_string(ldvarg0, ldvarg2, ldvarg1); ldv_state_variable_1 = 1; } else { } goto ldv_30346; default: ; goto ldv_30346; } ldv_30346: ; } else { } goto ldv_30348; case 1: ; if (ldv_state_variable_0 != 0) { tmp___1 = __VERIFIER_nondet_int(); switch (tmp___1) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { phantom_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_30352; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_0 = phantom_init(); if (ldv_retval_0 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_state_variable_1 = 1; } else { } if (ldv_retval_0 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_30352; default: ; goto ldv_30352; } ldv_30352: ; } else { } goto ldv_30348; case 2: ; if (ldv_state_variable_3 != 0) { tmp___2 = __VERIFIER_nondet_int(); switch (tmp___2) { case 0: ; if (ldv_state_variable_3 == 2) { phantom_release(phantom_file_ops_group1, phantom_file_ops_group2); ldv_state_variable_3 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30357; case 1: ; if (ldv_state_variable_3 == 2) { phantom_compat_ioctl(phantom_file_ops_group2, ldvarg10, ldvarg9); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 2: ; if (ldv_state_variable_3 == 1) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 1; } else { } if (ldv_state_variable_3 == 2) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 3: ; if (ldv_state_variable_3 == 2) { no_llseek(phantom_file_ops_group2, ldvarg6, ldvarg5); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 4: ; if (ldv_state_variable_3 == 1) { ldv_retval_1 = phantom_open(phantom_file_ops_group1, phantom_file_ops_group2); if (ldv_retval_1 == 0) { ldv_state_variable_3 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30357; case 5: ; if (ldv_state_variable_3 == 2) { phantom_ioctl(phantom_file_ops_group2, ldvarg4, ldvarg3); ldv_state_variable_3 = 2; } else { } goto ldv_30357; default: ; goto ldv_30357; } ldv_30357: ; } else { } goto ldv_30348; case 3: ; if (ldv_state_variable_2 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_2 == 1) { ldv_retval_4 = phantom_probe(phantom_pci_driver_group0, (struct pci_device_id const *)ldvarg12); if (ldv_retval_4 == 0) { ldv_state_variable_2 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30370; case 1: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = phantom_suspend(phantom_pci_driver_group0, ldvarg11); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_30370; case 2: ; if (ldv_state_variable_2 == 3) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } if (ldv_state_variable_2 == 2) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30370; case 3: ; if (ldv_state_variable_2 == 3) { ldv_retval_2 = phantom_resume(phantom_pci_driver_group0); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; } else { } } else { } goto ldv_30370; default: ; goto ldv_30370; } ldv_30370: ; } else { } goto ldv_30348; default: ; goto ldv_30348; }-aux) || !(ldv_state_variable_3 == 2))) && ldv_mutex_open_lock_of_phantom_device == 2 - InvariantResult [Line: 4082]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4082]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3989]: Loop Invariant Derived loop invariant: (((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ((!(2 == tmp) || aux-switch (tmp) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___0 = __VERIFIER_nondet_int(); switch (tmp___0) { case 0: ; if (ldv_state_variable_1 == 1) { show_class_attr_string(ldvarg0, ldvarg2, ldvarg1); ldv_state_variable_1 = 1; } else { } goto ldv_30346; default: ; goto ldv_30346; } ldv_30346: ; } else { } goto ldv_30348; case 1: ; if (ldv_state_variable_0 != 0) { tmp___1 = __VERIFIER_nondet_int(); switch (tmp___1) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { phantom_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_30352; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_0 = phantom_init(); if (ldv_retval_0 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_state_variable_1 = 1; } else { } if (ldv_retval_0 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_30352; default: ; goto ldv_30352; } ldv_30352: ; } else { } goto ldv_30348; case 2: ; if (ldv_state_variable_3 != 0) { tmp___2 = __VERIFIER_nondet_int(); switch (tmp___2) { case 0: ; if (ldv_state_variable_3 == 2) { phantom_release(phantom_file_ops_group1, phantom_file_ops_group2); ldv_state_variable_3 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30357; case 1: ; if (ldv_state_variable_3 == 2) { phantom_compat_ioctl(phantom_file_ops_group2, ldvarg10, ldvarg9); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 2: ; if (ldv_state_variable_3 == 1) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 1; } else { } if (ldv_state_variable_3 == 2) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 3: ; if (ldv_state_variable_3 == 2) { no_llseek(phantom_file_ops_group2, ldvarg6, ldvarg5); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 4: ; if (ldv_state_variable_3 == 1) { ldv_retval_1 = phantom_open(phantom_file_ops_group1, phantom_file_ops_group2); if (ldv_retval_1 == 0) { ldv_state_variable_3 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30357; case 5: ; if (ldv_state_variable_3 == 2) { phantom_ioctl(phantom_file_ops_group2, ldvarg4, ldvarg3); ldv_state_variable_3 = 2; } else { } goto ldv_30357; default: ; goto ldv_30357; } ldv_30357: ; } else { } goto ldv_30348; case 3: ; if (ldv_state_variable_2 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_2 == 1) { ldv_retval_4 = phantom_probe(phantom_pci_driver_group0, (struct pci_device_id const *)ldvarg12); if (ldv_retval_4 == 0) { ldv_state_variable_2 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30370; case 1: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = phantom_suspend(phantom_pci_driver_group0, ldvarg11); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_30370; case 2: ; if (ldv_state_variable_2 == 3) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } if (ldv_state_variable_2 == 2) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30370; case 3: ; if (ldv_state_variable_2 == 3) { ldv_retval_2 = phantom_resume(phantom_pci_driver_group0); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; } else { } } else { } goto ldv_30370; default: ; goto ldv_30370; } ldv_30370: ; } else { } goto ldv_30348; default: ; goto ldv_30348; }-aux) || !(ldv_state_variable_3 == 2)) - InvariantResult [Line: 3953]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ((!(2 == tmp) || aux-switch (tmp) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___0 = __VERIFIER_nondet_int(); switch (tmp___0) { case 0: ; if (ldv_state_variable_1 == 1) { show_class_attr_string(ldvarg0, ldvarg2, ldvarg1); ldv_state_variable_1 = 1; } else { } goto ldv_30346; default: ; goto ldv_30346; } ldv_30346: ; } else { } goto ldv_30348; case 1: ; if (ldv_state_variable_0 != 0) { tmp___1 = __VERIFIER_nondet_int(); switch (tmp___1) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { phantom_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_30352; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_0 = phantom_init(); if (ldv_retval_0 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_state_variable_1 = 1; } else { } if (ldv_retval_0 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_30352; default: ; goto ldv_30352; } ldv_30352: ; } else { } goto ldv_30348; case 2: ; if (ldv_state_variable_3 != 0) { tmp___2 = __VERIFIER_nondet_int(); switch (tmp___2) { case 0: ; if (ldv_state_variable_3 == 2) { phantom_release(phantom_file_ops_group1, phantom_file_ops_group2); ldv_state_variable_3 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30357; case 1: ; if (ldv_state_variable_3 == 2) { phantom_compat_ioctl(phantom_file_ops_group2, ldvarg10, ldvarg9); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 2: ; if (ldv_state_variable_3 == 1) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 1; } else { } if (ldv_state_variable_3 == 2) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 3: ; if (ldv_state_variable_3 == 2) { no_llseek(phantom_file_ops_group2, ldvarg6, ldvarg5); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 4: ; if (ldv_state_variable_3 == 1) { ldv_retval_1 = phantom_open(phantom_file_ops_group1, phantom_file_ops_group2); if (ldv_retval_1 == 0) { ldv_state_variable_3 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30357; case 5: ; if (ldv_state_variable_3 == 2) { phantom_ioctl(phantom_file_ops_group2, ldvarg4, ldvarg3); ldv_state_variable_3 = 2; } else { } goto ldv_30357; default: ; goto ldv_30357; } ldv_30357: ; } else { } goto ldv_30348; case 3: ; if (ldv_state_variable_2 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_2 == 1) { ldv_retval_4 = phantom_probe(phantom_pci_driver_group0, (struct pci_device_id const *)ldvarg12); if (ldv_retval_4 == 0) { ldv_state_variable_2 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30370; case 1: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = phantom_suspend(phantom_pci_driver_group0, ldvarg11); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_30370; case 2: ; if (ldv_state_variable_2 == 3) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } if (ldv_state_variable_2 == 2) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30370; case 3: ; if (ldv_state_variable_2 == 3) { ldv_retval_2 = phantom_resume(phantom_pci_driver_group0); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; } else { } } else { } goto ldv_30370; default: ; goto ldv_30370; } ldv_30370: ; } else { } goto ldv_30348; default: ; goto ldv_30348; }-aux) || !(ldv_state_variable_3 == 2)) - InvariantResult [Line: 3801]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ((!(2 == tmp) || aux-switch (tmp) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___0 = __VERIFIER_nondet_int(); switch (tmp___0) { case 0: ; if (ldv_state_variable_1 == 1) { show_class_attr_string(ldvarg0, ldvarg2, ldvarg1); ldv_state_variable_1 = 1; } else { } goto ldv_30346; default: ; goto ldv_30346; } ldv_30346: ; } else { } goto ldv_30348; case 1: ; if (ldv_state_variable_0 != 0) { tmp___1 = __VERIFIER_nondet_int(); switch (tmp___1) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { phantom_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_30352; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_0 = phantom_init(); if (ldv_retval_0 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_state_variable_1 = 1; } else { } if (ldv_retval_0 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_30352; default: ; goto ldv_30352; } ldv_30352: ; } else { } goto ldv_30348; case 2: ; if (ldv_state_variable_3 != 0) { tmp___2 = __VERIFIER_nondet_int(); switch (tmp___2) { case 0: ; if (ldv_state_variable_3 == 2) { phantom_release(phantom_file_ops_group1, phantom_file_ops_group2); ldv_state_variable_3 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30357; case 1: ; if (ldv_state_variable_3 == 2) { phantom_compat_ioctl(phantom_file_ops_group2, ldvarg10, ldvarg9); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 2: ; if (ldv_state_variable_3 == 1) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 1; } else { } if (ldv_state_variable_3 == 2) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 3: ; if (ldv_state_variable_3 == 2) { no_llseek(phantom_file_ops_group2, ldvarg6, ldvarg5); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 4: ; if (ldv_state_variable_3 == 1) { ldv_retval_1 = phantom_open(phantom_file_ops_group1, phantom_file_ops_group2); if (ldv_retval_1 == 0) { ldv_state_variable_3 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30357; case 5: ; if (ldv_state_variable_3 == 2) { phantom_ioctl(phantom_file_ops_group2, ldvarg4, ldvarg3); ldv_state_variable_3 = 2; } else { } goto ldv_30357; default: ; goto ldv_30357; } ldv_30357: ; } else { } goto ldv_30348; case 3: ; if (ldv_state_variable_2 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_2 == 1) { ldv_retval_4 = phantom_probe(phantom_pci_driver_group0, (struct pci_device_id const *)ldvarg12); if (ldv_retval_4 == 0) { ldv_state_variable_2 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30370; case 1: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = phantom_suspend(phantom_pci_driver_group0, ldvarg11); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_30370; case 2: ; if (ldv_state_variable_2 == 3) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } if (ldv_state_variable_2 == 2) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30370; case 3: ; if (ldv_state_variable_2 == 3) { ldv_retval_2 = phantom_resume(phantom_pci_driver_group0); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; } else { } } else { } goto ldv_30370; default: ; goto ldv_30370; } ldv_30370: ; } else { } goto ldv_30348; default: ; goto ldv_30348; }-aux) || !(ldv_state_variable_3 == 2)) - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && !(ldv_state_variable_3 == 2)) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4355]: Loop Invariant Derived loop invariant: (((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && !(ldv_state_variable_3 == 2)) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && !(tmp == 0) - InvariantResult [Line: 3236]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ((!(2 == tmp) || aux-switch (tmp) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___0 = __VERIFIER_nondet_int(); switch (tmp___0) { case 0: ; if (ldv_state_variable_1 == 1) { show_class_attr_string(ldvarg0, ldvarg2, ldvarg1); ldv_state_variable_1 = 1; } else { } goto ldv_30346; default: ; goto ldv_30346; } ldv_30346: ; } else { } goto ldv_30348; case 1: ; if (ldv_state_variable_0 != 0) { tmp___1 = __VERIFIER_nondet_int(); switch (tmp___1) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { phantom_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_30352; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_0 = phantom_init(); if (ldv_retval_0 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_state_variable_1 = 1; } else { } if (ldv_retval_0 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_30352; default: ; goto ldv_30352; } ldv_30352: ; } else { } goto ldv_30348; case 2: ; if (ldv_state_variable_3 != 0) { tmp___2 = __VERIFIER_nondet_int(); switch (tmp___2) { case 0: ; if (ldv_state_variable_3 == 2) { phantom_release(phantom_file_ops_group1, phantom_file_ops_group2); ldv_state_variable_3 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30357; case 1: ; if (ldv_state_variable_3 == 2) { phantom_compat_ioctl(phantom_file_ops_group2, ldvarg10, ldvarg9); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 2: ; if (ldv_state_variable_3 == 1) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 1; } else { } if (ldv_state_variable_3 == 2) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 3: ; if (ldv_state_variable_3 == 2) { no_llseek(phantom_file_ops_group2, ldvarg6, ldvarg5); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 4: ; if (ldv_state_variable_3 == 1) { ldv_retval_1 = phantom_open(phantom_file_ops_group1, phantom_file_ops_group2); if (ldv_retval_1 == 0) { ldv_state_variable_3 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30357; case 5: ; if (ldv_state_variable_3 == 2) { phantom_ioctl(phantom_file_ops_group2, ldvarg4, ldvarg3); ldv_state_variable_3 = 2; } else { } goto ldv_30357; default: ; goto ldv_30357; } ldv_30357: ; } else { } goto ldv_30348; case 3: ; if (ldv_state_variable_2 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_2 == 1) { ldv_retval_4 = phantom_probe(phantom_pci_driver_group0, (struct pci_device_id const *)ldvarg12); if (ldv_retval_4 == 0) { ldv_state_variable_2 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30370; case 1: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = phantom_suspend(phantom_pci_driver_group0, ldvarg11); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_30370; case 2: ; if (ldv_state_variable_2 == 3) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } if (ldv_state_variable_2 == 2) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30370; case 3: ; if (ldv_state_variable_2 == 3) { ldv_retval_2 = phantom_resume(phantom_pci_driver_group0); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; } else { } } else { } goto ldv_30370; default: ; goto ldv_30370; } ldv_30370: ; } else { } goto ldv_30348; default: ; goto ldv_30348; }-aux) || !(ldv_state_variable_3 == 2)) - InvariantResult [Line: 4371]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && !(ldv_state_variable_3 == 2)) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3863]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ((!(2 == tmp) || aux-switch (tmp) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___0 = __VERIFIER_nondet_int(); switch (tmp___0) { case 0: ; if (ldv_state_variable_1 == 1) { show_class_attr_string(ldvarg0, ldvarg2, ldvarg1); ldv_state_variable_1 = 1; } else { } goto ldv_30346; default: ; goto ldv_30346; } ldv_30346: ; } else { } goto ldv_30348; case 1: ; if (ldv_state_variable_0 != 0) { tmp___1 = __VERIFIER_nondet_int(); switch (tmp___1) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { phantom_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_30352; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_0 = phantom_init(); if (ldv_retval_0 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_state_variable_1 = 1; } else { } if (ldv_retval_0 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_30352; default: ; goto ldv_30352; } ldv_30352: ; } else { } goto ldv_30348; case 2: ; if (ldv_state_variable_3 != 0) { tmp___2 = __VERIFIER_nondet_int(); switch (tmp___2) { case 0: ; if (ldv_state_variable_3 == 2) { phantom_release(phantom_file_ops_group1, phantom_file_ops_group2); ldv_state_variable_3 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30357; case 1: ; if (ldv_state_variable_3 == 2) { phantom_compat_ioctl(phantom_file_ops_group2, ldvarg10, ldvarg9); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 2: ; if (ldv_state_variable_3 == 1) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 1; } else { } if (ldv_state_variable_3 == 2) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 3: ; if (ldv_state_variable_3 == 2) { no_llseek(phantom_file_ops_group2, ldvarg6, ldvarg5); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 4: ; if (ldv_state_variable_3 == 1) { ldv_retval_1 = phantom_open(phantom_file_ops_group1, phantom_file_ops_group2); if (ldv_retval_1 == 0) { ldv_state_variable_3 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30357; case 5: ; if (ldv_state_variable_3 == 2) { phantom_ioctl(phantom_file_ops_group2, ldvarg4, ldvarg3); ldv_state_variable_3 = 2; } else { } goto ldv_30357; default: ; goto ldv_30357; } ldv_30357: ; } else { } goto ldv_30348; case 3: ; if (ldv_state_variable_2 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_2 == 1) { ldv_retval_4 = phantom_probe(phantom_pci_driver_group0, (struct pci_device_id const *)ldvarg12); if (ldv_retval_4 == 0) { ldv_state_variable_2 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30370; case 1: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = phantom_suspend(phantom_pci_driver_group0, ldvarg11); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_30370; case 2: ; if (ldv_state_variable_2 == 3) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } if (ldv_state_variable_2 == 2) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30370; case 3: ; if (ldv_state_variable_2 == 3) { ldv_retval_2 = phantom_resume(phantom_pci_driver_group0); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; } else { } } else { } goto ldv_30370; default: ; goto ldv_30370; } ldv_30370: ; } else { } goto ldv_30348; default: ; goto ldv_30348; }-aux) || !(ldv_state_variable_3 == 2)) - InvariantResult [Line: 3993]: Loop Invariant Derived loop invariant: (((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ((!(2 == tmp) || aux-switch (tmp) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___0 = __VERIFIER_nondet_int(); switch (tmp___0) { case 0: ; if (ldv_state_variable_1 == 1) { show_class_attr_string(ldvarg0, ldvarg2, ldvarg1); ldv_state_variable_1 = 1; } else { } goto ldv_30346; default: ; goto ldv_30346; } ldv_30346: ; } else { } goto ldv_30348; case 1: ; if (ldv_state_variable_0 != 0) { tmp___1 = __VERIFIER_nondet_int(); switch (tmp___1) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { phantom_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_30352; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_0 = phantom_init(); if (ldv_retval_0 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_state_variable_1 = 1; } else { } if (ldv_retval_0 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_30352; default: ; goto ldv_30352; } ldv_30352: ; } else { } goto ldv_30348; case 2: ; if (ldv_state_variable_3 != 0) { tmp___2 = __VERIFIER_nondet_int(); switch (tmp___2) { case 0: ; if (ldv_state_variable_3 == 2) { phantom_release(phantom_file_ops_group1, phantom_file_ops_group2); ldv_state_variable_3 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30357; case 1: ; if (ldv_state_variable_3 == 2) { phantom_compat_ioctl(phantom_file_ops_group2, ldvarg10, ldvarg9); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 2: ; if (ldv_state_variable_3 == 1) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 1; } else { } if (ldv_state_variable_3 == 2) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 3: ; if (ldv_state_variable_3 == 2) { no_llseek(phantom_file_ops_group2, ldvarg6, ldvarg5); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 4: ; if (ldv_state_variable_3 == 1) { ldv_retval_1 = phantom_open(phantom_file_ops_group1, phantom_file_ops_group2); if (ldv_retval_1 == 0) { ldv_state_variable_3 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30357; case 5: ; if (ldv_state_variable_3 == 2) { phantom_ioctl(phantom_file_ops_group2, ldvarg4, ldvarg3); ldv_state_variable_3 = 2; } else { } goto ldv_30357; default: ; goto ldv_30357; } ldv_30357: ; } else { } goto ldv_30348; case 3: ; if (ldv_state_variable_2 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_2 == 1) { ldv_retval_4 = phantom_probe(phantom_pci_driver_group0, (struct pci_device_id const *)ldvarg12); if (ldv_retval_4 == 0) { ldv_state_variable_2 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30370; case 1: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = phantom_suspend(phantom_pci_driver_group0, ldvarg11); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_30370; case 2: ; if (ldv_state_variable_2 == 3) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } if (ldv_state_variable_2 == 2) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30370; case 3: ; if (ldv_state_variable_2 == 3) { ldv_retval_2 = phantom_resume(phantom_pci_driver_group0); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; } else { } } else { } goto ldv_30370; default: ; goto ldv_30370; } ldv_30370: ; } else { } goto ldv_30348; default: ; goto ldv_30348; }-aux) || !(ldv_state_variable_3 == 2)) - InvariantResult [Line: 4007]: Loop Invariant Derived loop invariant: (((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ((!(2 == tmp) || aux-switch (tmp) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___0 = __VERIFIER_nondet_int(); switch (tmp___0) { case 0: ; if (ldv_state_variable_1 == 1) { show_class_attr_string(ldvarg0, ldvarg2, ldvarg1); ldv_state_variable_1 = 1; } else { } goto ldv_30346; default: ; goto ldv_30346; } ldv_30346: ; } else { } goto ldv_30348; case 1: ; if (ldv_state_variable_0 != 0) { tmp___1 = __VERIFIER_nondet_int(); switch (tmp___1) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { phantom_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_30352; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_0 = phantom_init(); if (ldv_retval_0 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_state_variable_1 = 1; } else { } if (ldv_retval_0 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_30352; default: ; goto ldv_30352; } ldv_30352: ; } else { } goto ldv_30348; case 2: ; if (ldv_state_variable_3 != 0) { tmp___2 = __VERIFIER_nondet_int(); switch (tmp___2) { case 0: ; if (ldv_state_variable_3 == 2) { phantom_release(phantom_file_ops_group1, phantom_file_ops_group2); ldv_state_variable_3 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30357; case 1: ; if (ldv_state_variable_3 == 2) { phantom_compat_ioctl(phantom_file_ops_group2, ldvarg10, ldvarg9); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 2: ; if (ldv_state_variable_3 == 1) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 1; } else { } if (ldv_state_variable_3 == 2) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 3: ; if (ldv_state_variable_3 == 2) { no_llseek(phantom_file_ops_group2, ldvarg6, ldvarg5); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 4: ; if (ldv_state_variable_3 == 1) { ldv_retval_1 = phantom_open(phantom_file_ops_group1, phantom_file_ops_group2); if (ldv_retval_1 == 0) { ldv_state_variable_3 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30357; case 5: ; if (ldv_state_variable_3 == 2) { phantom_ioctl(phantom_file_ops_group2, ldvarg4, ldvarg3); ldv_state_variable_3 = 2; } else { } goto ldv_30357; default: ; goto ldv_30357; } ldv_30357: ; } else { } goto ldv_30348; case 3: ; if (ldv_state_variable_2 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_2 == 1) { ldv_retval_4 = phantom_probe(phantom_pci_driver_group0, (struct pci_device_id const *)ldvarg12); if (ldv_retval_4 == 0) { ldv_state_variable_2 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30370; case 1: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = phantom_suspend(phantom_pci_driver_group0, ldvarg11); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_30370; case 2: ; if (ldv_state_variable_2 == 3) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } if (ldv_state_variable_2 == 2) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30370; case 3: ; if (ldv_state_variable_2 == 3) { ldv_retval_2 = phantom_resume(phantom_pci_driver_group0); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; } else { } } else { } goto ldv_30370; default: ; goto ldv_30370; } ldv_30370: ; } else { } goto ldv_30348; default: ; goto ldv_30348; }-aux) || !(ldv_state_variable_3 == 2)) - InvariantResult [Line: 3616]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ((!(2 == tmp) || aux-switch (tmp) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___0 = __VERIFIER_nondet_int(); switch (tmp___0) { case 0: ; if (ldv_state_variable_1 == 1) { show_class_attr_string(ldvarg0, ldvarg2, ldvarg1); ldv_state_variable_1 = 1; } else { } goto ldv_30346; default: ; goto ldv_30346; } ldv_30346: ; } else { } goto ldv_30348; case 1: ; if (ldv_state_variable_0 != 0) { tmp___1 = __VERIFIER_nondet_int(); switch (tmp___1) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { phantom_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_30352; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_0 = phantom_init(); if (ldv_retval_0 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_state_variable_1 = 1; } else { } if (ldv_retval_0 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_30352; default: ; goto ldv_30352; } ldv_30352: ; } else { } goto ldv_30348; case 2: ; if (ldv_state_variable_3 != 0) { tmp___2 = __VERIFIER_nondet_int(); switch (tmp___2) { case 0: ; if (ldv_state_variable_3 == 2) { phantom_release(phantom_file_ops_group1, phantom_file_ops_group2); ldv_state_variable_3 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30357; case 1: ; if (ldv_state_variable_3 == 2) { phantom_compat_ioctl(phantom_file_ops_group2, ldvarg10, ldvarg9); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 2: ; if (ldv_state_variable_3 == 1) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 1; } else { } if (ldv_state_variable_3 == 2) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 3: ; if (ldv_state_variable_3 == 2) { no_llseek(phantom_file_ops_group2, ldvarg6, ldvarg5); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 4: ; if (ldv_state_variable_3 == 1) { ldv_retval_1 = phantom_open(phantom_file_ops_group1, phantom_file_ops_group2); if (ldv_retval_1 == 0) { ldv_state_variable_3 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30357; case 5: ; if (ldv_state_variable_3 == 2) { phantom_ioctl(phantom_file_ops_group2, ldvarg4, ldvarg3); ldv_state_variable_3 = 2; } else { } goto ldv_30357; default: ; goto ldv_30357; } ldv_30357: ; } else { } goto ldv_30348; case 3: ; if (ldv_state_variable_2 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_2 == 1) { ldv_retval_4 = phantom_probe(phantom_pci_driver_group0, (struct pci_device_id const *)ldvarg12); if (ldv_retval_4 == 0) { ldv_state_variable_2 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30370; case 1: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = phantom_suspend(phantom_pci_driver_group0, ldvarg11); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_30370; case 2: ; if (ldv_state_variable_2 == 3) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } if (ldv_state_variable_2 == 2) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30370; case 3: ; if (ldv_state_variable_2 == 3) { ldv_retval_2 = phantom_resume(phantom_pci_driver_group0); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; } else { } } else { } goto ldv_30370; default: ; goto ldv_30370; } ldv_30370: ; } else { } goto ldv_30348; default: ; goto ldv_30348; }-aux) || !(ldv_state_variable_3 == 2)) - InvariantResult [Line: 3644]: Loop Invariant Derived loop invariant: (((((1 == ldv_mutex_mutex_of_device && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && !(ldv_state_variable_3 == 2)) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_open_lock_of_phantom_device == 2) && tmp == 0 - InvariantResult [Line: 4997]: Loop Invariant Derived loop invariant: (((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ((!(2 == tmp) || aux-switch (tmp) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___0 = __VERIFIER_nondet_int(); switch (tmp___0) { case 0: ; if (ldv_state_variable_1 == 1) { show_class_attr_string(ldvarg0, ldvarg2, ldvarg1); ldv_state_variable_1 = 1; } else { } goto ldv_30346; default: ; goto ldv_30346; } ldv_30346: ; } else { } goto ldv_30348; case 1: ; if (ldv_state_variable_0 != 0) { tmp___1 = __VERIFIER_nondet_int(); switch (tmp___1) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { phantom_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_30352; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_0 = phantom_init(); if (ldv_retval_0 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_state_variable_1 = 1; } else { } if (ldv_retval_0 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_30352; default: ; goto ldv_30352; } ldv_30352: ; } else { } goto ldv_30348; case 2: ; if (ldv_state_variable_3 != 0) { tmp___2 = __VERIFIER_nondet_int(); switch (tmp___2) { case 0: ; if (ldv_state_variable_3 == 2) { phantom_release(phantom_file_ops_group1, phantom_file_ops_group2); ldv_state_variable_3 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30357; case 1: ; if (ldv_state_variable_3 == 2) { phantom_compat_ioctl(phantom_file_ops_group2, ldvarg10, ldvarg9); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 2: ; if (ldv_state_variable_3 == 1) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 1; } else { } if (ldv_state_variable_3 == 2) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 3: ; if (ldv_state_variable_3 == 2) { no_llseek(phantom_file_ops_group2, ldvarg6, ldvarg5); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 4: ; if (ldv_state_variable_3 == 1) { ldv_retval_1 = phantom_open(phantom_file_ops_group1, phantom_file_ops_group2); if (ldv_retval_1 == 0) { ldv_state_variable_3 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30357; case 5: ; if (ldv_state_variable_3 == 2) { phantom_ioctl(phantom_file_ops_group2, ldvarg4, ldvarg3); ldv_state_variable_3 = 2; } else { } goto ldv_30357; default: ; goto ldv_30357; } ldv_30357: ; } else { } goto ldv_30348; case 3: ; if (ldv_state_variable_2 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_2 == 1) { ldv_retval_4 = phantom_probe(phantom_pci_driver_group0, (struct pci_device_id const *)ldvarg12); if (ldv_retval_4 == 0) { ldv_state_variable_2 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30370; case 1: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = phantom_suspend(phantom_pci_driver_group0, ldvarg11); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_30370; case 2: ; if (ldv_state_variable_2 == 3) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } if (ldv_state_variable_2 == 2) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30370; case 3: ; if (ldv_state_variable_2 == 3) { ldv_retval_2 = phantom_resume(phantom_pci_driver_group0); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; } else { } } else { } goto ldv_30370; default: ; goto ldv_30370; } ldv_30370: ; } else { } goto ldv_30348; default: ; goto ldv_30348; }-aux) || !(ldv_state_variable_3 == 2)) - InvariantResult [Line: 4214]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ((!(2 == tmp) || aux-switch (tmp) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___0 = __VERIFIER_nondet_int(); switch (tmp___0) { case 0: ; if (ldv_state_variable_1 == 1) { show_class_attr_string(ldvarg0, ldvarg2, ldvarg1); ldv_state_variable_1 = 1; } else { } goto ldv_30346; default: ; goto ldv_30346; } ldv_30346: ; } else { } goto ldv_30348; case 1: ; if (ldv_state_variable_0 != 0) { tmp___1 = __VERIFIER_nondet_int(); switch (tmp___1) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { phantom_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_30352; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_0 = phantom_init(); if (ldv_retval_0 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_state_variable_1 = 1; } else { } if (ldv_retval_0 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_30352; default: ; goto ldv_30352; } ldv_30352: ; } else { } goto ldv_30348; case 2: ; if (ldv_state_variable_3 != 0) { tmp___2 = __VERIFIER_nondet_int(); switch (tmp___2) { case 0: ; if (ldv_state_variable_3 == 2) { phantom_release(phantom_file_ops_group1, phantom_file_ops_group2); ldv_state_variable_3 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30357; case 1: ; if (ldv_state_variable_3 == 2) { phantom_compat_ioctl(phantom_file_ops_group2, ldvarg10, ldvarg9); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 2: ; if (ldv_state_variable_3 == 1) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 1; } else { } if (ldv_state_variable_3 == 2) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 3: ; if (ldv_state_variable_3 == 2) { no_llseek(phantom_file_ops_group2, ldvarg6, ldvarg5); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 4: ; if (ldv_state_variable_3 == 1) { ldv_retval_1 = phantom_open(phantom_file_ops_group1, phantom_file_ops_group2); if (ldv_retval_1 == 0) { ldv_state_variable_3 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30357; case 5: ; if (ldv_state_variable_3 == 2) { phantom_ioctl(phantom_file_ops_group2, ldvarg4, ldvarg3); ldv_state_variable_3 = 2; } else { } goto ldv_30357; default: ; goto ldv_30357; } ldv_30357: ; } else { } goto ldv_30348; case 3: ; if (ldv_state_variable_2 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_2 == 1) { ldv_retval_4 = phantom_probe(phantom_pci_driver_group0, (struct pci_device_id const *)ldvarg12); if (ldv_retval_4 == 0) { ldv_state_variable_2 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30370; case 1: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = phantom_suspend(phantom_pci_driver_group0, ldvarg11); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_30370; case 2: ; if (ldv_state_variable_2 == 3) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } if (ldv_state_variable_2 == 2) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30370; case 3: ; if (ldv_state_variable_2 == 3) { ldv_retval_2 = phantom_resume(phantom_pci_driver_group0); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; } else { } } else { } goto ldv_30370; default: ; goto ldv_30370; } ldv_30370: ; } else { } goto ldv_30348; default: ; goto ldv_30348; }-aux) || !(ldv_state_variable_3 == 2)) - InvariantResult [Line: 4791]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ((!(2 == tmp) || aux-switch (tmp) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___0 = __VERIFIER_nondet_int(); switch (tmp___0) { case 0: ; if (ldv_state_variable_1 == 1) { show_class_attr_string(ldvarg0, ldvarg2, ldvarg1); ldv_state_variable_1 = 1; } else { } goto ldv_30346; default: ; goto ldv_30346; } ldv_30346: ; } else { } goto ldv_30348; case 1: ; if (ldv_state_variable_0 != 0) { tmp___1 = __VERIFIER_nondet_int(); switch (tmp___1) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { phantom_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_30352; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_0 = phantom_init(); if (ldv_retval_0 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_state_variable_1 = 1; } else { } if (ldv_retval_0 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_30352; default: ; goto ldv_30352; } ldv_30352: ; } else { } goto ldv_30348; case 2: ; if (ldv_state_variable_3 != 0) { tmp___2 = __VERIFIER_nondet_int(); switch (tmp___2) { case 0: ; if (ldv_state_variable_3 == 2) { phantom_release(phantom_file_ops_group1, phantom_file_ops_group2); ldv_state_variable_3 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30357; case 1: ; if (ldv_state_variable_3 == 2) { phantom_compat_ioctl(phantom_file_ops_group2, ldvarg10, ldvarg9); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 2: ; if (ldv_state_variable_3 == 1) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 1; } else { } if (ldv_state_variable_3 == 2) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 3: ; if (ldv_state_variable_3 == 2) { no_llseek(phantom_file_ops_group2, ldvarg6, ldvarg5); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 4: ; if (ldv_state_variable_3 == 1) { ldv_retval_1 = phantom_open(phantom_file_ops_group1, phantom_file_ops_group2); if (ldv_retval_1 == 0) { ldv_state_variable_3 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30357; case 5: ; if (ldv_state_variable_3 == 2) { phantom_ioctl(phantom_file_ops_group2, ldvarg4, ldvarg3); ldv_state_variable_3 = 2; } else { } goto ldv_30357; default: ; goto ldv_30357; } ldv_30357: ; } else { } goto ldv_30348; case 3: ; if (ldv_state_variable_2 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_2 == 1) { ldv_retval_4 = phantom_probe(phantom_pci_driver_group0, (struct pci_device_id const *)ldvarg12); if (ldv_retval_4 == 0) { ldv_state_variable_2 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30370; case 1: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = phantom_suspend(phantom_pci_driver_group0, ldvarg11); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_30370; case 2: ; if (ldv_state_variable_2 == 3) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } if (ldv_state_variable_2 == 2) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30370; case 3: ; if (ldv_state_variable_2 == 3) { ldv_retval_2 = phantom_resume(phantom_pci_driver_group0); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; } else { } } else { } goto ldv_30370; default: ; goto ldv_30370; } ldv_30370: ; } else { } goto ldv_30348; default: ; goto ldv_30348; }-aux) || !(ldv_state_variable_3 == 2)) - InvariantResult [Line: 3982]: Loop Invariant Derived loop invariant: (((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ((!(2 == tmp) || aux-switch (tmp) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___0 = __VERIFIER_nondet_int(); switch (tmp___0) { case 0: ; if (ldv_state_variable_1 == 1) { show_class_attr_string(ldvarg0, ldvarg2, ldvarg1); ldv_state_variable_1 = 1; } else { } goto ldv_30346; default: ; goto ldv_30346; } ldv_30346: ; } else { } goto ldv_30348; case 1: ; if (ldv_state_variable_0 != 0) { tmp___1 = __VERIFIER_nondet_int(); switch (tmp___1) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { phantom_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_30352; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_0 = phantom_init(); if (ldv_retval_0 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_state_variable_1 = 1; } else { } if (ldv_retval_0 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_30352; default: ; goto ldv_30352; } ldv_30352: ; } else { } goto ldv_30348; case 2: ; if (ldv_state_variable_3 != 0) { tmp___2 = __VERIFIER_nondet_int(); switch (tmp___2) { case 0: ; if (ldv_state_variable_3 == 2) { phantom_release(phantom_file_ops_group1, phantom_file_ops_group2); ldv_state_variable_3 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30357; case 1: ; if (ldv_state_variable_3 == 2) { phantom_compat_ioctl(phantom_file_ops_group2, ldvarg10, ldvarg9); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 2: ; if (ldv_state_variable_3 == 1) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 1; } else { } if (ldv_state_variable_3 == 2) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 3: ; if (ldv_state_variable_3 == 2) { no_llseek(phantom_file_ops_group2, ldvarg6, ldvarg5); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 4: ; if (ldv_state_variable_3 == 1) { ldv_retval_1 = phantom_open(phantom_file_ops_group1, phantom_file_ops_group2); if (ldv_retval_1 == 0) { ldv_state_variable_3 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30357; case 5: ; if (ldv_state_variable_3 == 2) { phantom_ioctl(phantom_file_ops_group2, ldvarg4, ldvarg3); ldv_state_variable_3 = 2; } else { } goto ldv_30357; default: ; goto ldv_30357; } ldv_30357: ; } else { } goto ldv_30348; case 3: ; if (ldv_state_variable_2 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_2 == 1) { ldv_retval_4 = phantom_probe(phantom_pci_driver_group0, (struct pci_device_id const *)ldvarg12); if (ldv_retval_4 == 0) { ldv_state_variable_2 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30370; case 1: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = phantom_suspend(phantom_pci_driver_group0, ldvarg11); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_30370; case 2: ; if (ldv_state_variable_2 == 3) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } if (ldv_state_variable_2 == 2) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30370; case 3: ; if (ldv_state_variable_2 == 3) { ldv_retval_2 = phantom_resume(phantom_pci_driver_group0); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; } else { } } else { } goto ldv_30370; default: ; goto ldv_30370; } ldv_30370: ; } else { } goto ldv_30348; default: ; goto ldv_30348; }-aux) || !(ldv_state_variable_3 == 2)) - InvariantResult [Line: 3620]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && !(ldv_state_variable_3 == 2)) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4379]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && !(ldv_state_variable_3 == 2)) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4159]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ((!(2 == tmp) || aux-switch (tmp) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___0 = __VERIFIER_nondet_int(); switch (tmp___0) { case 0: ; if (ldv_state_variable_1 == 1) { show_class_attr_string(ldvarg0, ldvarg2, ldvarg1); ldv_state_variable_1 = 1; } else { } goto ldv_30346; default: ; goto ldv_30346; } ldv_30346: ; } else { } goto ldv_30348; case 1: ; if (ldv_state_variable_0 != 0) { tmp___1 = __VERIFIER_nondet_int(); switch (tmp___1) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { phantom_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_30352; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_0 = phantom_init(); if (ldv_retval_0 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_state_variable_1 = 1; } else { } if (ldv_retval_0 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_30352; default: ; goto ldv_30352; } ldv_30352: ; } else { } goto ldv_30348; case 2: ; if (ldv_state_variable_3 != 0) { tmp___2 = __VERIFIER_nondet_int(); switch (tmp___2) { case 0: ; if (ldv_state_variable_3 == 2) { phantom_release(phantom_file_ops_group1, phantom_file_ops_group2); ldv_state_variable_3 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30357; case 1: ; if (ldv_state_variable_3 == 2) { phantom_compat_ioctl(phantom_file_ops_group2, ldvarg10, ldvarg9); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 2: ; if (ldv_state_variable_3 == 1) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 1; } else { } if (ldv_state_variable_3 == 2) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 3: ; if (ldv_state_variable_3 == 2) { no_llseek(phantom_file_ops_group2, ldvarg6, ldvarg5); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 4: ; if (ldv_state_variable_3 == 1) { ldv_retval_1 = phantom_open(phantom_file_ops_group1, phantom_file_ops_group2); if (ldv_retval_1 == 0) { ldv_state_variable_3 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30357; case 5: ; if (ldv_state_variable_3 == 2) { phantom_ioctl(phantom_file_ops_group2, ldvarg4, ldvarg3); ldv_state_variable_3 = 2; } else { } goto ldv_30357; default: ; goto ldv_30357; } ldv_30357: ; } else { } goto ldv_30348; case 3: ; if (ldv_state_variable_2 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_2 == 1) { ldv_retval_4 = phantom_probe(phantom_pci_driver_group0, (struct pci_device_id const *)ldvarg12); if (ldv_retval_4 == 0) { ldv_state_variable_2 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30370; case 1: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = phantom_suspend(phantom_pci_driver_group0, ldvarg11); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_30370; case 2: ; if (ldv_state_variable_2 == 3) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } if (ldv_state_variable_2 == 2) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30370; case 3: ; if (ldv_state_variable_2 == 3) { ldv_retval_2 = phantom_resume(phantom_pci_driver_group0); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; } else { } } else { } goto ldv_30370; default: ; goto ldv_30370; } ldv_30370: ; } else { } goto ldv_30348; default: ; goto ldv_30348; }-aux) || !(ldv_state_variable_3 == 2)) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ((!(2 == tmp) || aux-switch (tmp) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___0 = __VERIFIER_nondet_int(); switch (tmp___0) { case 0: ; if (ldv_state_variable_1 == 1) { show_class_attr_string(ldvarg0, ldvarg2, ldvarg1); ldv_state_variable_1 = 1; } else { } goto ldv_30346; default: ; goto ldv_30346; } ldv_30346: ; } else { } goto ldv_30348; case 1: ; if (ldv_state_variable_0 != 0) { tmp___1 = __VERIFIER_nondet_int(); switch (tmp___1) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { phantom_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_30352; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_0 = phantom_init(); if (ldv_retval_0 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_state_variable_1 = 1; } else { } if (ldv_retval_0 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_30352; default: ; goto ldv_30352; } ldv_30352: ; } else { } goto ldv_30348; case 2: ; if (ldv_state_variable_3 != 0) { tmp___2 = __VERIFIER_nondet_int(); switch (tmp___2) { case 0: ; if (ldv_state_variable_3 == 2) { phantom_release(phantom_file_ops_group1, phantom_file_ops_group2); ldv_state_variable_3 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30357; case 1: ; if (ldv_state_variable_3 == 2) { phantom_compat_ioctl(phantom_file_ops_group2, ldvarg10, ldvarg9); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 2: ; if (ldv_state_variable_3 == 1) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 1; } else { } if (ldv_state_variable_3 == 2) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 3: ; if (ldv_state_variable_3 == 2) { no_llseek(phantom_file_ops_group2, ldvarg6, ldvarg5); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 4: ; if (ldv_state_variable_3 == 1) { ldv_retval_1 = phantom_open(phantom_file_ops_group1, phantom_file_ops_group2); if (ldv_retval_1 == 0) { ldv_state_variable_3 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30357; case 5: ; if (ldv_state_variable_3 == 2) { phantom_ioctl(phantom_file_ops_group2, ldvarg4, ldvarg3); ldv_state_variable_3 = 2; } else { } goto ldv_30357; default: ; goto ldv_30357; } ldv_30357: ; } else { } goto ldv_30348; case 3: ; if (ldv_state_variable_2 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_2 == 1) { ldv_retval_4 = phantom_probe(phantom_pci_driver_group0, (struct pci_device_id const *)ldvarg12); if (ldv_retval_4 == 0) { ldv_state_variable_2 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30370; case 1: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = phantom_suspend(phantom_pci_driver_group0, ldvarg11); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_30370; case 2: ; if (ldv_state_variable_2 == 3) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } if (ldv_state_variable_2 == 2) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30370; case 3: ; if (ldv_state_variable_2 == 3) { ldv_retval_2 = phantom_resume(phantom_pci_driver_group0); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; } else { } } else { } goto ldv_30370; default: ; goto ldv_30370; } ldv_30370: ; } else { } goto ldv_30348; default: ; goto ldv_30348; }-aux) || !(ldv_state_variable_3 == 2)) - InvariantResult [Line: 4893]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && !(ldv_state_variable_3 == 2)) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3415]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4014]: Loop Invariant Derived loop invariant: (((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ((!(2 == tmp) || aux-switch (tmp) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___0 = __VERIFIER_nondet_int(); switch (tmp___0) { case 0: ; if (ldv_state_variable_1 == 1) { show_class_attr_string(ldvarg0, ldvarg2, ldvarg1); ldv_state_variable_1 = 1; } else { } goto ldv_30346; default: ; goto ldv_30346; } ldv_30346: ; } else { } goto ldv_30348; case 1: ; if (ldv_state_variable_0 != 0) { tmp___1 = __VERIFIER_nondet_int(); switch (tmp___1) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { phantom_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_30352; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_0 = phantom_init(); if (ldv_retval_0 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_state_variable_1 = 1; } else { } if (ldv_retval_0 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_30352; default: ; goto ldv_30352; } ldv_30352: ; } else { } goto ldv_30348; case 2: ; if (ldv_state_variable_3 != 0) { tmp___2 = __VERIFIER_nondet_int(); switch (tmp___2) { case 0: ; if (ldv_state_variable_3 == 2) { phantom_release(phantom_file_ops_group1, phantom_file_ops_group2); ldv_state_variable_3 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30357; case 1: ; if (ldv_state_variable_3 == 2) { phantom_compat_ioctl(phantom_file_ops_group2, ldvarg10, ldvarg9); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 2: ; if (ldv_state_variable_3 == 1) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 1; } else { } if (ldv_state_variable_3 == 2) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 3: ; if (ldv_state_variable_3 == 2) { no_llseek(phantom_file_ops_group2, ldvarg6, ldvarg5); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 4: ; if (ldv_state_variable_3 == 1) { ldv_retval_1 = phantom_open(phantom_file_ops_group1, phantom_file_ops_group2); if (ldv_retval_1 == 0) { ldv_state_variable_3 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30357; case 5: ; if (ldv_state_variable_3 == 2) { phantom_ioctl(phantom_file_ops_group2, ldvarg4, ldvarg3); ldv_state_variable_3 = 2; } else { } goto ldv_30357; default: ; goto ldv_30357; } ldv_30357: ; } else { } goto ldv_30348; case 3: ; if (ldv_state_variable_2 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_2 == 1) { ldv_retval_4 = phantom_probe(phantom_pci_driver_group0, (struct pci_device_id const *)ldvarg12); if (ldv_retval_4 == 0) { ldv_state_variable_2 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30370; case 1: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = phantom_suspend(phantom_pci_driver_group0, ldvarg11); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_30370; case 2: ; if (ldv_state_variable_2 == 3) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } if (ldv_state_variable_2 == 2) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30370; case 3: ; if (ldv_state_variable_2 == 3) { ldv_retval_2 = phantom_resume(phantom_pci_driver_group0); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; } else { } } else { } goto ldv_30370; default: ; goto ldv_30370; } ldv_30370: ; } else { } goto ldv_30348; default: ; goto ldv_30348; }-aux) || !(ldv_state_variable_3 == 2)) - InvariantResult [Line: 4177]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ((!(2 == tmp) || aux-switch (tmp) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___0 = __VERIFIER_nondet_int(); switch (tmp___0) { case 0: ; if (ldv_state_variable_1 == 1) { show_class_attr_string(ldvarg0, ldvarg2, ldvarg1); ldv_state_variable_1 = 1; } else { } goto ldv_30346; default: ; goto ldv_30346; } ldv_30346: ; } else { } goto ldv_30348; case 1: ; if (ldv_state_variable_0 != 0) { tmp___1 = __VERIFIER_nondet_int(); switch (tmp___1) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { phantom_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_30352; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_0 = phantom_init(); if (ldv_retval_0 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_state_variable_1 = 1; } else { } if (ldv_retval_0 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_30352; default: ; goto ldv_30352; } ldv_30352: ; } else { } goto ldv_30348; case 2: ; if (ldv_state_variable_3 != 0) { tmp___2 = __VERIFIER_nondet_int(); switch (tmp___2) { case 0: ; if (ldv_state_variable_3 == 2) { phantom_release(phantom_file_ops_group1, phantom_file_ops_group2); ldv_state_variable_3 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30357; case 1: ; if (ldv_state_variable_3 == 2) { phantom_compat_ioctl(phantom_file_ops_group2, ldvarg10, ldvarg9); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 2: ; if (ldv_state_variable_3 == 1) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 1; } else { } if (ldv_state_variable_3 == 2) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 3: ; if (ldv_state_variable_3 == 2) { no_llseek(phantom_file_ops_group2, ldvarg6, ldvarg5); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 4: ; if (ldv_state_variable_3 == 1) { ldv_retval_1 = phantom_open(phantom_file_ops_group1, phantom_file_ops_group2); if (ldv_retval_1 == 0) { ldv_state_variable_3 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30357; case 5: ; if (ldv_state_variable_3 == 2) { phantom_ioctl(phantom_file_ops_group2, ldvarg4, ldvarg3); ldv_state_variable_3 = 2; } else { } goto ldv_30357; default: ; goto ldv_30357; } ldv_30357: ; } else { } goto ldv_30348; case 3: ; if (ldv_state_variable_2 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_2 == 1) { ldv_retval_4 = phantom_probe(phantom_pci_driver_group0, (struct pci_device_id const *)ldvarg12); if (ldv_retval_4 == 0) { ldv_state_variable_2 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30370; case 1: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = phantom_suspend(phantom_pci_driver_group0, ldvarg11); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_30370; case 2: ; if (ldv_state_variable_2 == 3) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } if (ldv_state_variable_2 == 2) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30370; case 3: ; if (ldv_state_variable_2 == 3) { ldv_retval_2 = phantom_resume(phantom_pci_driver_group0); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; } else { } } else { } goto ldv_30370; default: ; goto ldv_30370; } ldv_30370: ; } else { } goto ldv_30348; default: ; goto ldv_30348; }-aux) || !(ldv_state_variable_3 == 2)) - InvariantResult [Line: 3942]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ((!(2 == tmp) || aux-switch (tmp) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___0 = __VERIFIER_nondet_int(); switch (tmp___0) { case 0: ; if (ldv_state_variable_1 == 1) { show_class_attr_string(ldvarg0, ldvarg2, ldvarg1); ldv_state_variable_1 = 1; } else { } goto ldv_30346; default: ; goto ldv_30346; } ldv_30346: ; } else { } goto ldv_30348; case 1: ; if (ldv_state_variable_0 != 0) { tmp___1 = __VERIFIER_nondet_int(); switch (tmp___1) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { phantom_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_30352; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_0 = phantom_init(); if (ldv_retval_0 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_state_variable_1 = 1; } else { } if (ldv_retval_0 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_30352; default: ; goto ldv_30352; } ldv_30352: ; } else { } goto ldv_30348; case 2: ; if (ldv_state_variable_3 != 0) { tmp___2 = __VERIFIER_nondet_int(); switch (tmp___2) { case 0: ; if (ldv_state_variable_3 == 2) { phantom_release(phantom_file_ops_group1, phantom_file_ops_group2); ldv_state_variable_3 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30357; case 1: ; if (ldv_state_variable_3 == 2) { phantom_compat_ioctl(phantom_file_ops_group2, ldvarg10, ldvarg9); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 2: ; if (ldv_state_variable_3 == 1) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 1; } else { } if (ldv_state_variable_3 == 2) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 3: ; if (ldv_state_variable_3 == 2) { no_llseek(phantom_file_ops_group2, ldvarg6, ldvarg5); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 4: ; if (ldv_state_variable_3 == 1) { ldv_retval_1 = phantom_open(phantom_file_ops_group1, phantom_file_ops_group2); if (ldv_retval_1 == 0) { ldv_state_variable_3 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30357; case 5: ; if (ldv_state_variable_3 == 2) { phantom_ioctl(phantom_file_ops_group2, ldvarg4, ldvarg3); ldv_state_variable_3 = 2; } else { } goto ldv_30357; default: ; goto ldv_30357; } ldv_30357: ; } else { } goto ldv_30348; case 3: ; if (ldv_state_variable_2 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_2 == 1) { ldv_retval_4 = phantom_probe(phantom_pci_driver_group0, (struct pci_device_id const *)ldvarg12); if (ldv_retval_4 == 0) { ldv_state_variable_2 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30370; case 1: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = phantom_suspend(phantom_pci_driver_group0, ldvarg11); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_30370; case 2: ; if (ldv_state_variable_2 == 3) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } if (ldv_state_variable_2 == 2) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30370; case 3: ; if (ldv_state_variable_2 == 3) { ldv_retval_2 = phantom_resume(phantom_pci_driver_group0); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; } else { } } else { } goto ldv_30370; default: ; goto ldv_30370; } ldv_30370: ; } else { } goto ldv_30348; default: ; goto ldv_30348; }-aux) || !(ldv_state_variable_3 == 2)) - InvariantResult [Line: 4970]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3415]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ((!(2 == tmp) || aux-switch (tmp) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___0 = __VERIFIER_nondet_int(); switch (tmp___0) { case 0: ; if (ldv_state_variable_1 == 1) { show_class_attr_string(ldvarg0, ldvarg2, ldvarg1); ldv_state_variable_1 = 1; } else { } goto ldv_30346; default: ; goto ldv_30346; } ldv_30346: ; } else { } goto ldv_30348; case 1: ; if (ldv_state_variable_0 != 0) { tmp___1 = __VERIFIER_nondet_int(); switch (tmp___1) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { phantom_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_30352; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_0 = phantom_init(); if (ldv_retval_0 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_state_variable_1 = 1; } else { } if (ldv_retval_0 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_30352; default: ; goto ldv_30352; } ldv_30352: ; } else { } goto ldv_30348; case 2: ; if (ldv_state_variable_3 != 0) { tmp___2 = __VERIFIER_nondet_int(); switch (tmp___2) { case 0: ; if (ldv_state_variable_3 == 2) { phantom_release(phantom_file_ops_group1, phantom_file_ops_group2); ldv_state_variable_3 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30357; case 1: ; if (ldv_state_variable_3 == 2) { phantom_compat_ioctl(phantom_file_ops_group2, ldvarg10, ldvarg9); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 2: ; if (ldv_state_variable_3 == 1) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 1; } else { } if (ldv_state_variable_3 == 2) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 3: ; if (ldv_state_variable_3 == 2) { no_llseek(phantom_file_ops_group2, ldvarg6, ldvarg5); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 4: ; if (ldv_state_variable_3 == 1) { ldv_retval_1 = phantom_open(phantom_file_ops_group1, phantom_file_ops_group2); if (ldv_retval_1 == 0) { ldv_state_variable_3 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30357; case 5: ; if (ldv_state_variable_3 == 2) { phantom_ioctl(phantom_file_ops_group2, ldvarg4, ldvarg3); ldv_state_variable_3 = 2; } else { } goto ldv_30357; default: ; goto ldv_30357; } ldv_30357: ; } else { } goto ldv_30348; case 3: ; if (ldv_state_variable_2 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_2 == 1) { ldv_retval_4 = phantom_probe(phantom_pci_driver_group0, (struct pci_device_id const *)ldvarg12); if (ldv_retval_4 == 0) { ldv_state_variable_2 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30370; case 1: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = phantom_suspend(phantom_pci_driver_group0, ldvarg11); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_30370; case 2: ; if (ldv_state_variable_2 == 3) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } if (ldv_state_variable_2 == 2) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30370; case 3: ; if (ldv_state_variable_2 == 3) { ldv_retval_2 = phantom_resume(phantom_pci_driver_group0); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; } else { } } else { } goto ldv_30370; default: ; goto ldv_30370; } ldv_30370: ; } else { } goto ldv_30348; default: ; goto ldv_30348; }-aux) || !(ldv_state_variable_3 == 2)) - InvariantResult [Line: 3870]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && !(ldv_state_variable_3 == 2)) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ((!(2 == tmp) || aux-switch (tmp) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___0 = __VERIFIER_nondet_int(); switch (tmp___0) { case 0: ; if (ldv_state_variable_1 == 1) { show_class_attr_string(ldvarg0, ldvarg2, ldvarg1); ldv_state_variable_1 = 1; } else { } goto ldv_30346; default: ; goto ldv_30346; } ldv_30346: ; } else { } goto ldv_30348; case 1: ; if (ldv_state_variable_0 != 0) { tmp___1 = __VERIFIER_nondet_int(); switch (tmp___1) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { phantom_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_30352; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_0 = phantom_init(); if (ldv_retval_0 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_state_variable_1 = 1; } else { } if (ldv_retval_0 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_30352; default: ; goto ldv_30352; } ldv_30352: ; } else { } goto ldv_30348; case 2: ; if (ldv_state_variable_3 != 0) { tmp___2 = __VERIFIER_nondet_int(); switch (tmp___2) { case 0: ; if (ldv_state_variable_3 == 2) { phantom_release(phantom_file_ops_group1, phantom_file_ops_group2); ldv_state_variable_3 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30357; case 1: ; if (ldv_state_variable_3 == 2) { phantom_compat_ioctl(phantom_file_ops_group2, ldvarg10, ldvarg9); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 2: ; if (ldv_state_variable_3 == 1) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 1; } else { } if (ldv_state_variable_3 == 2) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 3: ; if (ldv_state_variable_3 == 2) { no_llseek(phantom_file_ops_group2, ldvarg6, ldvarg5); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 4: ; if (ldv_state_variable_3 == 1) { ldv_retval_1 = phantom_open(phantom_file_ops_group1, phantom_file_ops_group2); if (ldv_retval_1 == 0) { ldv_state_variable_3 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30357; case 5: ; if (ldv_state_variable_3 == 2) { phantom_ioctl(phantom_file_ops_group2, ldvarg4, ldvarg3); ldv_state_variable_3 = 2; } else { } goto ldv_30357; default: ; goto ldv_30357; } ldv_30357: ; } else { } goto ldv_30348; case 3: ; if (ldv_state_variable_2 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_2 == 1) { ldv_retval_4 = phantom_probe(phantom_pci_driver_group0, (struct pci_device_id const *)ldvarg12); if (ldv_retval_4 == 0) { ldv_state_variable_2 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30370; case 1: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = phantom_suspend(phantom_pci_driver_group0, ldvarg11); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_30370; case 2: ; if (ldv_state_variable_2 == 3) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } if (ldv_state_variable_2 == 2) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30370; case 3: ; if (ldv_state_variable_2 == 3) { ldv_retval_2 = phantom_resume(phantom_pci_driver_group0); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; } else { } } else { } goto ldv_30370; default: ; goto ldv_30370; } ldv_30370: ; } else { } goto ldv_30348; default: ; goto ldv_30348; }-aux) || !(ldv_state_variable_3 == 2)) - InvariantResult [Line: 3989]: Loop Invariant Derived loop invariant: (((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ((!(2 == tmp) || aux-switch (tmp) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___0 = __VERIFIER_nondet_int(); switch (tmp___0) { case 0: ; if (ldv_state_variable_1 == 1) { show_class_attr_string(ldvarg0, ldvarg2, ldvarg1); ldv_state_variable_1 = 1; } else { } goto ldv_30346; default: ; goto ldv_30346; } ldv_30346: ; } else { } goto ldv_30348; case 1: ; if (ldv_state_variable_0 != 0) { tmp___1 = __VERIFIER_nondet_int(); switch (tmp___1) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { phantom_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_30352; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_0 = phantom_init(); if (ldv_retval_0 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_state_variable_1 = 1; } else { } if (ldv_retval_0 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_30352; default: ; goto ldv_30352; } ldv_30352: ; } else { } goto ldv_30348; case 2: ; if (ldv_state_variable_3 != 0) { tmp___2 = __VERIFIER_nondet_int(); switch (tmp___2) { case 0: ; if (ldv_state_variable_3 == 2) { phantom_release(phantom_file_ops_group1, phantom_file_ops_group2); ldv_state_variable_3 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30357; case 1: ; if (ldv_state_variable_3 == 2) { phantom_compat_ioctl(phantom_file_ops_group2, ldvarg10, ldvarg9); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 2: ; if (ldv_state_variable_3 == 1) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 1; } else { } if (ldv_state_variable_3 == 2) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 3: ; if (ldv_state_variable_3 == 2) { no_llseek(phantom_file_ops_group2, ldvarg6, ldvarg5); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 4: ; if (ldv_state_variable_3 == 1) { ldv_retval_1 = phantom_open(phantom_file_ops_group1, phantom_file_ops_group2); if (ldv_retval_1 == 0) { ldv_state_variable_3 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30357; case 5: ; if (ldv_state_variable_3 == 2) { phantom_ioctl(phantom_file_ops_group2, ldvarg4, ldvarg3); ldv_state_variable_3 = 2; } else { } goto ldv_30357; default: ; goto ldv_30357; } ldv_30357: ; } else { } goto ldv_30348; case 3: ; if (ldv_state_variable_2 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_2 == 1) { ldv_retval_4 = phantom_probe(phantom_pci_driver_group0, (struct pci_device_id const *)ldvarg12); if (ldv_retval_4 == 0) { ldv_state_variable_2 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30370; case 1: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = phantom_suspend(phantom_pci_driver_group0, ldvarg11); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_30370; case 2: ; if (ldv_state_variable_2 == 3) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } if (ldv_state_variable_2 == 2) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30370; case 3: ; if (ldv_state_variable_2 == 3) { ldv_retval_2 = phantom_resume(phantom_pci_driver_group0); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; } else { } } else { } goto ldv_30370; default: ; goto ldv_30370; } ldv_30370: ; } else { } goto ldv_30348; default: ; goto ldv_30348; }-aux) || !(ldv_state_variable_3 == 2)) - InvariantResult [Line: 3490]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ((!(2 == tmp) || aux-switch (tmp) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___0 = __VERIFIER_nondet_int(); switch (tmp___0) { case 0: ; if (ldv_state_variable_1 == 1) { show_class_attr_string(ldvarg0, ldvarg2, ldvarg1); ldv_state_variable_1 = 1; } else { } goto ldv_30346; default: ; goto ldv_30346; } ldv_30346: ; } else { } goto ldv_30348; case 1: ; if (ldv_state_variable_0 != 0) { tmp___1 = __VERIFIER_nondet_int(); switch (tmp___1) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { phantom_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_30352; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_0 = phantom_init(); if (ldv_retval_0 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_state_variable_1 = 1; } else { } if (ldv_retval_0 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_30352; default: ; goto ldv_30352; } ldv_30352: ; } else { } goto ldv_30348; case 2: ; if (ldv_state_variable_3 != 0) { tmp___2 = __VERIFIER_nondet_int(); switch (tmp___2) { case 0: ; if (ldv_state_variable_3 == 2) { phantom_release(phantom_file_ops_group1, phantom_file_ops_group2); ldv_state_variable_3 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30357; case 1: ; if (ldv_state_variable_3 == 2) { phantom_compat_ioctl(phantom_file_ops_group2, ldvarg10, ldvarg9); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 2: ; if (ldv_state_variable_3 == 1) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 1; } else { } if (ldv_state_variable_3 == 2) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 3: ; if (ldv_state_variable_3 == 2) { no_llseek(phantom_file_ops_group2, ldvarg6, ldvarg5); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 4: ; if (ldv_state_variable_3 == 1) { ldv_retval_1 = phantom_open(phantom_file_ops_group1, phantom_file_ops_group2); if (ldv_retval_1 == 0) { ldv_state_variable_3 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30357; case 5: ; if (ldv_state_variable_3 == 2) { phantom_ioctl(phantom_file_ops_group2, ldvarg4, ldvarg3); ldv_state_variable_3 = 2; } else { } goto ldv_30357; default: ; goto ldv_30357; } ldv_30357: ; } else { } goto ldv_30348; case 3: ; if (ldv_state_variable_2 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_2 == 1) { ldv_retval_4 = phantom_probe(phantom_pci_driver_group0, (struct pci_device_id const *)ldvarg12); if (ldv_retval_4 == 0) { ldv_state_variable_2 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30370; case 1: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = phantom_suspend(phantom_pci_driver_group0, ldvarg11); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_30370; case 2: ; if (ldv_state_variable_2 == 3) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } if (ldv_state_variable_2 == 2) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30370; case 3: ; if (ldv_state_variable_2 == 3) { ldv_retval_2 = phantom_resume(phantom_pci_driver_group0); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; } else { } } else { } goto ldv_30370; default: ; goto ldv_30370; } ldv_30370: ; } else { } goto ldv_30348; default: ; goto ldv_30348; }-aux) || !(ldv_state_variable_3 == 2)) - InvariantResult [Line: 3821]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ((!(2 == tmp) || aux-switch (tmp) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___0 = __VERIFIER_nondet_int(); switch (tmp___0) { case 0: ; if (ldv_state_variable_1 == 1) { show_class_attr_string(ldvarg0, ldvarg2, ldvarg1); ldv_state_variable_1 = 1; } else { } goto ldv_30346; default: ; goto ldv_30346; } ldv_30346: ; } else { } goto ldv_30348; case 1: ; if (ldv_state_variable_0 != 0) { tmp___1 = __VERIFIER_nondet_int(); switch (tmp___1) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { phantom_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_30352; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_0 = phantom_init(); if (ldv_retval_0 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_state_variable_1 = 1; } else { } if (ldv_retval_0 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_30352; default: ; goto ldv_30352; } ldv_30352: ; } else { } goto ldv_30348; case 2: ; if (ldv_state_variable_3 != 0) { tmp___2 = __VERIFIER_nondet_int(); switch (tmp___2) { case 0: ; if (ldv_state_variable_3 == 2) { phantom_release(phantom_file_ops_group1, phantom_file_ops_group2); ldv_state_variable_3 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30357; case 1: ; if (ldv_state_variable_3 == 2) { phantom_compat_ioctl(phantom_file_ops_group2, ldvarg10, ldvarg9); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 2: ; if (ldv_state_variable_3 == 1) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 1; } else { } if (ldv_state_variable_3 == 2) { phantom_poll(ldvarg7, ldvarg8); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 3: ; if (ldv_state_variable_3 == 2) { no_llseek(phantom_file_ops_group2, ldvarg6, ldvarg5); ldv_state_variable_3 = 2; } else { } goto ldv_30357; case 4: ; if (ldv_state_variable_3 == 1) { ldv_retval_1 = phantom_open(phantom_file_ops_group1, phantom_file_ops_group2); if (ldv_retval_1 == 0) { ldv_state_variable_3 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30357; case 5: ; if (ldv_state_variable_3 == 2) { phantom_ioctl(phantom_file_ops_group2, ldvarg4, ldvarg3); ldv_state_variable_3 = 2; } else { } goto ldv_30357; default: ; goto ldv_30357; } ldv_30357: ; } else { } goto ldv_30348; case 3: ; if (ldv_state_variable_2 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_2 == 1) { ldv_retval_4 = phantom_probe(phantom_pci_driver_group0, (struct pci_device_id const *)ldvarg12); if (ldv_retval_4 == 0) { ldv_state_variable_2 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_30370; case 1: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = phantom_suspend(phantom_pci_driver_group0, ldvarg11); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_30370; case 2: ; if (ldv_state_variable_2 == 3) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } if (ldv_state_variable_2 == 2) { phantom_remove(phantom_pci_driver_group0); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_30370; case 3: ; if (ldv_state_variable_2 == 3) { ldv_retval_2 = phantom_resume(phantom_pci_driver_group0); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; } else { } } else { } goto ldv_30370; default: ; goto ldv_30370; } ldv_30370: ; } else { } goto ldv_30348; default: ; goto ldv_30348; }-aux) || !(ldv_state_variable_3 == 2)) RESULT: Ultimate proved your program to be correct! [2022-11-03 02:49:24,674 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad2524ed-8613-4438-8274-c7289f215dd6/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE