./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 8393723b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6050876e-144e-4e81-8df1-a1c2ad483dc8/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6050876e-144e-4e81-8df1-a1c2ad483dc8/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6050876e-144e-4e81-8df1-a1c2ad483dc8/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6050876e-144e-4e81-8df1-a1c2ad483dc8/bin/utaipan-I9t0OCRTmS/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_6050876e-144e-4e81-8df1-a1c2ad483dc8/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6050876e-144e-4e81-8df1-a1c2ad483dc8/bin/utaipan-I9t0OCRTmS --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-8393723 [2022-11-19 06:29:47,037 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 06:29:47,040 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 06:29:47,086 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 06:29:47,089 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 06:29:47,094 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 06:29:47,096 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 06:29:47,101 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 06:29:47,105 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 06:29:47,112 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 06:29:47,114 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 06:29:47,116 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 06:29:47,118 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 06:29:47,121 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 06:29:47,122 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 06:29:47,125 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 06:29:47,128 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 06:29:47,129 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 06:29:47,131 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 06:29:47,140 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 06:29:47,143 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 06:29:47,145 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 06:29:47,148 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 06:29:47,150 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 06:29:47,162 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 06:29:47,164 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 06:29:47,164 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 06:29:47,167 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 06:29:47,168 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 06:29:47,169 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 06:29:47,170 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 06:29:47,171 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 06:29:47,174 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 06:29:47,175 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 06:29:47,178 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 06:29:47,178 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 06:29:47,179 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 06:29:47,180 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 06:29:47,180 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 06:29:47,182 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 06:29:47,183 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 06:29:47,184 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6050876e-144e-4e81-8df1-a1c2ad483dc8/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-19 06:29:47,239 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 06:29:47,239 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 06:29:47,240 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 06:29:47,241 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 06:29:47,242 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 06:29:47,242 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 06:29:47,242 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 06:29:47,243 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 06:29:47,243 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 06:29:47,243 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 06:29:47,244 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 06:29:47,245 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 06:29:47,245 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 06:29:47,245 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 06:29:47,246 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 06:29:47,246 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 06:29:47,246 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 06:29:47,246 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 06:29:47,247 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 06:29:47,248 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 06:29:47,248 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 06:29:47,248 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 06:29:47,248 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 06:29:47,250 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 06:29:47,251 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 06:29:47,251 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 06:29:47,251 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 06:29:47,252 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 06:29:47,252 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 06:29:47,252 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 06:29:47,252 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 06:29:47,253 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 06:29:47,253 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 06:29:47,254 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 06:29:47,254 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 06:29:47,254 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 06:29:47,254 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 06:29:47,255 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 06:29:47,255 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_6050876e-144e-4e81-8df1-a1c2ad483dc8/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6050876e-144e-4e81-8df1-a1c2ad483dc8/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d54ec533bcab354bf7ab20b9139a2cc0ce3cf7423a4c806e696ce4b9d5812e9 [2022-11-19 06:29:47,659 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 06:29:47,707 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 06:29:47,710 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 06:29:47,712 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 06:29:47,713 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 06:29:47,714 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6050876e-144e-4e81-8df1-a1c2ad483dc8/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i [2022-11-19 06:29:47,802 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6050876e-144e-4e81-8df1-a1c2ad483dc8/bin/utaipan-I9t0OCRTmS/data/57fb97917/bc8a673c67cd4dd3b20100b086ae0ecc/FLAG55ef41892 [2022-11-19 06:29:48,702 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 06:29:48,703 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6050876e-144e-4e81-8df1-a1c2ad483dc8/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i [2022-11-19 06:29:48,744 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6050876e-144e-4e81-8df1-a1c2ad483dc8/bin/utaipan-I9t0OCRTmS/data/57fb97917/bc8a673c67cd4dd3b20100b086ae0ecc/FLAG55ef41892 [2022-11-19 06:29:49,190 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6050876e-144e-4e81-8df1-a1c2ad483dc8/bin/utaipan-I9t0OCRTmS/data/57fb97917/bc8a673c67cd4dd3b20100b086ae0ecc [2022-11-19 06:29:49,194 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 06:29:49,196 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 06:29:49,200 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 06:29:49,200 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 06:29:49,206 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 06:29:49,208 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:29:49" (1/1) ... [2022-11-19 06:29:49,209 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bcbca53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:29:49, skipping insertion in model container [2022-11-19 06:29:49,210 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:29:49" (1/1) ... [2022-11-19 06:29:49,219 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 06:29:49,343 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 06:29:50,639 WARN L234 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_6050876e-144e-4e81-8df1-a1c2ad483dc8/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i[129019,129032] [2022-11-19 06:29:50,766 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 06:29:50,810 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 06:29:51,191 WARN L234 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_6050876e-144e-4e81-8df1-a1c2ad483dc8/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i[129019,129032] [2022-11-19 06:29:51,236 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 06:29:51,318 INFO L208 MainTranslator]: Completed translation [2022-11-19 06:29:51,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:29:51 WrapperNode [2022-11-19 06:29:51,319 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 06:29:51,320 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 06:29:51,321 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 06:29:51,321 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 06:29:51,330 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:29:51" (1/1) ... [2022-11-19 06:29:51,435 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:29:51" (1/1) ... [2022-11-19 06:29:51,545 INFO L138 Inliner]: procedures = 176, calls = 857, calls flagged for inlining = 76, calls inlined = 63, statements flattened = 1441 [2022-11-19 06:29:51,546 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 06:29:51,547 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 06:29:51,547 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 06:29:51,547 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 06:29:51,559 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:29:51" (1/1) ... [2022-11-19 06:29:51,564 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:29:51" (1/1) ... [2022-11-19 06:29:51,585 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:29:51" (1/1) ... [2022-11-19 06:29:51,599 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:29:51" (1/1) ... [2022-11-19 06:29:51,693 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:29:51" (1/1) ... [2022-11-19 06:29:51,704 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:29:51" (1/1) ... [2022-11-19 06:29:51,714 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:29:51" (1/1) ... [2022-11-19 06:29:51,724 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:29:51" (1/1) ... [2022-11-19 06:29:51,742 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 06:29:51,744 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 06:29:51,744 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 06:29:51,744 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 06:29:51,746 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:29:51" (1/1) ... [2022-11-19 06:29:51,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 06:29:51,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6050876e-144e-4e81-8df1-a1c2ad483dc8/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 06:29:51,795 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6050876e-144e-4e81-8df1-a1c2ad483dc8/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 06:29:51,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6050876e-144e-4e81-8df1-a1c2ad483dc8/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 06:29:51,857 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-19 06:29:51,857 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-19 06:29:51,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-19 06:29:51,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-19 06:29:51,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-19 06:29:51,858 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-19 06:29:51,858 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-19 06:29:51,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-19 06:29:51,859 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-19 06:29:51,859 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-19 06:29:51,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-19 06:29:51,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-19 06:29:51,860 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-19 06:29:51,860 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-19 06:29:51,860 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-19 06:29:51,860 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-19 06:29:51,860 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2022-11-19 06:29:51,861 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2022-11-19 06:29:51,861 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2022-11-19 06:29:51,861 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2022-11-19 06:29:51,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-19 06:29:51,861 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-19 06:29:51,862 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-19 06:29:51,862 INFO L130 BoogieDeclarations]: Found specification of procedure class_remove_file [2022-11-19 06:29:51,862 INFO L138 BoogieDeclarations]: Found implementation of procedure class_remove_file [2022-11-19 06:29:51,862 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-19 06:29:51,862 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-19 06:29:51,863 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-11-19 06:29:51,863 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-11-19 06:29:51,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-19 06:29:51,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-19 06:29:51,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_open_lock_of_phantom_device [2022-11-19 06:29:51,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_open_lock_of_phantom_device [2022-11-19 06:29:51,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-19 06:29:51,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-19 06:29:51,865 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-19 06:29:51,865 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-19 06:29:51,865 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2022-11-19 06:29:51,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2022-11-19 06:29:51,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-19 06:29:51,866 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-11-19 06:29:51,866 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-11-19 06:29:51,866 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-19 06:29:51,867 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-19 06:29:51,867 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-11-19 06:29:51,868 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-11-19 06:29:51,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 06:29:51,869 INFO L130 BoogieDeclarations]: Found specification of procedure phantom_status [2022-11-19 06:29:51,870 INFO L138 BoogieDeclarations]: Found implementation of procedure phantom_status [2022-11-19 06:29:51,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-19 06:29:51,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-19 06:29:51,872 INFO L130 BoogieDeclarations]: Found specification of procedure phantom_remove [2022-11-19 06:29:51,873 INFO L138 BoogieDeclarations]: Found implementation of procedure phantom_remove [2022-11-19 06:29:51,873 INFO L130 BoogieDeclarations]: Found specification of procedure phantom_poll [2022-11-19 06:29:51,874 INFO L138 BoogieDeclarations]: Found implementation of procedure phantom_poll [2022-11-19 06:29:51,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-19 06:29:51,874 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-19 06:29:51,875 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-19 06:29:51,875 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-11-19 06:29:51,875 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-11-19 06:29:51,875 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-19 06:29:51,875 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-19 06:29:51,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-19 06:29:51,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-19 06:29:51,876 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2022-11-19 06:29:51,876 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2022-11-19 06:29:51,877 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-19 06:29:51,877 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-19 06:29:51,877 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2022-11-19 06:29:51,877 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2022-11-19 06:29:51,877 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-19 06:29:51,878 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-19 06:29:51,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-19 06:29:51,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-19 06:29:51,879 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-19 06:29:51,879 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-19 06:29:51,880 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 06:29:51,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 06:29:51,880 INFO L130 BoogieDeclarations]: Found specification of procedure phantom_ioctl [2022-11-19 06:29:51,880 INFO L138 BoogieDeclarations]: Found implementation of procedure phantom_ioctl [2022-11-19 06:29:51,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_phantom_mutex [2022-11-19 06:29:51,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_phantom_mutex [2022-11-19 06:29:51,881 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-19 06:29:51,882 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-19 06:29:52,525 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 06:29:52,528 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 06:29:54,883 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 06:29:55,483 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 06:29:55,483 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-19 06:29:55,487 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:29:55 BoogieIcfgContainer [2022-11-19 06:29:55,488 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 06:29:55,491 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 06:29:55,491 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 06:29:55,496 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 06:29:55,496 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 06:29:49" (1/3) ... [2022-11-19 06:29:55,497 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ce761b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 06:29:55, skipping insertion in model container [2022-11-19 06:29:55,498 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:29:51" (2/3) ... [2022-11-19 06:29:55,498 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ce761b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 06:29:55, skipping insertion in model container [2022-11-19 06:29:55,499 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:29:55" (3/3) ... [2022-11-19 06:29:55,500 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i [2022-11-19 06:29:55,529 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 06:29:55,529 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-19 06:29:55,645 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-19 06:29:55,656 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;@ca5574, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-19 06:29:55,656 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-19 06:29:55,666 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) [2022-11-19 06:29:55,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-19 06:29:55,678 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:29:55,679 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 06:29:55,680 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:29:55,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:29:55,694 INFO L85 PathProgramCache]: Analyzing trace with hash -1640359943, now seen corresponding path program 1 times [2022-11-19 06:29:55,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:29:55,707 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [533297765] [2022-11-19 06:29:55,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:29:55,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:29:56,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:29:56,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 06:29:56,444 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:29:56,444 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [533297765] [2022-11-19 06:29:56,452 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [533297765] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:29:56,452 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:29:56,452 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-19 06:29:56,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [516710276] [2022-11-19 06:29:56,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:29:56,461 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 06:29:56,463 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:29:56,497 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 06:29:56,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 06:29:56,502 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) [2022-11-19 06:29:57,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:29:57,321 INFO L93 Difference]: Finished difference Result 984 states and 1424 transitions. [2022-11-19 06:29:57,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 06:29:57,326 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 [2022-11-19 06:29:57,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:29:57,358 INFO L225 Difference]: With dead ends: 984 [2022-11-19 06:29:57,362 INFO L226 Difference]: Without dead ends: 559 [2022-11-19 06:29:57,372 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 [2022-11-19 06:29:57,379 INFO L413 NwaCegarLoop]: 538 mSDtfsCounter, 216 mSDsluCounter, 463 mSDsCounter, 0 mSdLazyCounter, 194 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s 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, 0.6s IncrementalHoareTripleChecker+Time [2022-11-19 06:29:57,382 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [216 Valid, 1001 Invalid, 197 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 194 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-19 06:29:57,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 559 states. [2022-11-19 06:29:57,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 559 to 543. [2022-11-19 06:29:57,529 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) [2022-11-19 06:29:57,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 543 states and 768 transitions. [2022-11-19 06:29:57,540 INFO L78 Accepts]: Start accepts. Automaton has 543 states and 768 transitions. Word has length 11 [2022-11-19 06:29:57,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:29:57,540 INFO L495 AbstractCegarLoop]: Abstraction has 543 states and 768 transitions. [2022-11-19 06:29:57,541 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) [2022-11-19 06:29:57,541 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 768 transitions. [2022-11-19 06:29:57,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-19 06:29:57,545 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:29:57,546 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] [2022-11-19 06:29:57,546 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-19 06:29:57,547 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:29:57,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:29:57,547 INFO L85 PathProgramCache]: Analyzing trace with hash -1730681836, now seen corresponding path program 1 times [2022-11-19 06:29:57,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:29:57,548 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [551019810] [2022-11-19 06:29:57,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:29:57,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:29:57,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:29:57,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 06:29:57,868 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:29:57,868 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [551019810] [2022-11-19 06:29:57,868 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [551019810] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:29:57,869 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:29:57,870 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 06:29:57,870 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2060548784] [2022-11-19 06:29:57,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:29:57,872 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 06:29:57,873 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:29:57,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 06:29:57,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 06:29:57,881 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) [2022-11-19 06:29:58,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:29:58,549 INFO L93 Difference]: Finished difference Result 1571 states and 2214 transitions. [2022-11-19 06:29:58,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 06:29:58,550 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 [2022-11-19 06:29:58,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:29:58,561 INFO L225 Difference]: With dead ends: 1571 [2022-11-19 06:29:58,561 INFO L226 Difference]: Without dead ends: 1029 [2022-11-19 06:29:58,564 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 [2022-11-19 06:29:58,566 INFO L413 NwaCegarLoop]: 621 mSDtfsCounter, 560 mSDsluCounter, 486 mSDsCounter, 0 mSdLazyCounter, 183 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s 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, 0.5s IncrementalHoareTripleChecker+Time [2022-11-19 06:29:58,567 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [560 Valid, 1107 Invalid, 186 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 183 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-19 06:29:58,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1029 states. [2022-11-19 06:29:58,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1029 to 1022. [2022-11-19 06:29:58,704 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) [2022-11-19 06:29:58,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 1022 states and 1435 transitions. [2022-11-19 06:29:58,713 INFO L78 Accepts]: Start accepts. Automaton has 1022 states and 1435 transitions. Word has length 25 [2022-11-19 06:29:58,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:29:58,714 INFO L495 AbstractCegarLoop]: Abstraction has 1022 states and 1435 transitions. [2022-11-19 06:29:58,714 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) [2022-11-19 06:29:58,714 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1435 transitions. [2022-11-19 06:29:58,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-19 06:29:58,716 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:29:58,717 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] [2022-11-19 06:29:58,717 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-19 06:29:58,717 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:29:58,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:29:58,718 INFO L85 PathProgramCache]: Analyzing trace with hash 2135360055, now seen corresponding path program 1 times [2022-11-19 06:29:58,718 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:29:58,719 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1728008943] [2022-11-19 06:29:58,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:29:58,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:29:58,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:29:58,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 06:29:58,905 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:29:58,905 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1728008943] [2022-11-19 06:29:58,906 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1728008943] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:29:58,906 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:29:58,906 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 06:29:58,907 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201323350] [2022-11-19 06:29:58,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:29:58,907 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 06:29:58,908 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:29:58,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 06:29:58,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 06:29:58,909 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) [2022-11-19 06:29:59,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:29:59,250 INFO L93 Difference]: Finished difference Result 1024 states and 1436 transitions. [2022-11-19 06:29:59,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 06:29:59,251 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 [2022-11-19 06:29:59,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:29:59,267 INFO L225 Difference]: With dead ends: 1024 [2022-11-19 06:29:59,268 INFO L226 Difference]: Without dead ends: 1021 [2022-11-19 06:29:59,272 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 [2022-11-19 06:29:59,278 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, 0.3s IncrementalHoareTripleChecker+Time [2022-11-19 06:29:59,279 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [578 Valid, 505 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-19 06:29:59,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1021 states. [2022-11-19 06:29:59,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1021 to 1021. [2022-11-19 06:29:59,368 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) [2022-11-19 06:29:59,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 1021 states and 1433 transitions. [2022-11-19 06:29:59,377 INFO L78 Accepts]: Start accepts. Automaton has 1021 states and 1433 transitions. Word has length 28 [2022-11-19 06:29:59,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:29:59,377 INFO L495 AbstractCegarLoop]: Abstraction has 1021 states and 1433 transitions. [2022-11-19 06:29:59,378 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) [2022-11-19 06:29:59,378 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 1433 transitions. [2022-11-19 06:29:59,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-19 06:29:59,380 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:29:59,380 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] [2022-11-19 06:29:59,380 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-19 06:29:59,381 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:29:59,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:29:59,382 INFO L85 PathProgramCache]: Analyzing trace with hash 1771144777, now seen corresponding path program 1 times [2022-11-19 06:29:59,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:29:59,382 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [173693397] [2022-11-19 06:29:59,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:29:59,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:29:59,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:29:59,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 06:29:59,671 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:29:59,672 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [173693397] [2022-11-19 06:29:59,672 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [173693397] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:29:59,673 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:29:59,674 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 06:29:59,674 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1140959937] [2022-11-19 06:29:59,674 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:29:59,676 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 06:29:59,676 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:29:59,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 06:29:59,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 06:29:59,678 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) [2022-11-19 06:30:00,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:30:00,051 INFO L93 Difference]: Finished difference Result 1023 states and 1434 transitions. [2022-11-19 06:30:00,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 06:30:00,052 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 [2022-11-19 06:30:00,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:30:00,060 INFO L225 Difference]: With dead ends: 1023 [2022-11-19 06:30:00,061 INFO L226 Difference]: Without dead ends: 1020 [2022-11-19 06:30:00,062 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 [2022-11-19 06:30:00,063 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, 0.3s IncrementalHoareTripleChecker+Time [2022-11-19 06:30:00,064 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [575 Valid, 503 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-19 06:30:00,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1020 states. [2022-11-19 06:30:00,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1020 to 1020. [2022-11-19 06:30:00,179 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) [2022-11-19 06:30:00,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 1020 states and 1431 transitions. [2022-11-19 06:30:00,186 INFO L78 Accepts]: Start accepts. Automaton has 1020 states and 1431 transitions. Word has length 29 [2022-11-19 06:30:00,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:30:00,187 INFO L495 AbstractCegarLoop]: Abstraction has 1020 states and 1431 transitions. [2022-11-19 06:30:00,187 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) [2022-11-19 06:30:00,188 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1431 transitions. [2022-11-19 06:30:00,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-19 06:30:00,190 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:30:00,190 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] [2022-11-19 06:30:00,190 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-19 06:30:00,190 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:30:00,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:30:00,191 INFO L85 PathProgramCache]: Analyzing trace with hash -929589382, now seen corresponding path program 1 times [2022-11-19 06:30:00,191 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:30:00,192 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1443693529] [2022-11-19 06:30:00,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:30:00,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:30:00,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:30:00,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 06:30:00,406 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:30:00,407 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1443693529] [2022-11-19 06:30:00,408 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1443693529] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:30:00,409 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:30:00,409 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 06:30:00,409 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [351380597] [2022-11-19 06:30:00,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:30:00,410 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 06:30:00,410 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:30:00,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 06:30:00,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 06:30:00,412 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) [2022-11-19 06:30:00,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:30:00,781 INFO L93 Difference]: Finished difference Result 1022 states and 1432 transitions. [2022-11-19 06:30:00,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 06:30:00,782 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 [2022-11-19 06:30:00,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:30:00,788 INFO L225 Difference]: With dead ends: 1022 [2022-11-19 06:30:00,789 INFO L226 Difference]: Without dead ends: 1019 [2022-11-19 06:30:00,790 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 [2022-11-19 06:30:00,791 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, 0.3s IncrementalHoareTripleChecker+Time [2022-11-19 06:30:00,791 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [572 Valid, 501 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-19 06:30:00,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1019 states. [2022-11-19 06:30:00,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1019 to 1019. [2022-11-19 06:30:00,908 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) [2022-11-19 06:30:00,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 1019 states and 1429 transitions. [2022-11-19 06:30:00,916 INFO L78 Accepts]: Start accepts. Automaton has 1019 states and 1429 transitions. Word has length 30 [2022-11-19 06:30:00,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:30:00,917 INFO L495 AbstractCegarLoop]: Abstraction has 1019 states and 1429 transitions. [2022-11-19 06:30:00,917 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) [2022-11-19 06:30:00,917 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 1429 transitions. [2022-11-19 06:30:00,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-19 06:30:00,921 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:30:00,921 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] [2022-11-19 06:30:00,921 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-19 06:30:00,922 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:30:00,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:30:00,922 INFO L85 PathProgramCache]: Analyzing trace with hash 1247002476, now seen corresponding path program 1 times [2022-11-19 06:30:00,923 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:30:00,924 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855331752] [2022-11-19 06:30:00,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:30:00,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:30:00,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:30:01,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 06:30:01,140 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:30:01,140 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1855331752] [2022-11-19 06:30:01,140 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1855331752] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:30:01,141 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:30:01,141 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 06:30:01,141 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [514408324] [2022-11-19 06:30:01,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:30:01,142 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 06:30:01,142 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:30:01,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 06:30:01,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 06:30:01,143 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) [2022-11-19 06:30:01,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:30:01,879 INFO L93 Difference]: Finished difference Result 1964 states and 2745 transitions. [2022-11-19 06:30:01,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 06:30:01,880 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 [2022-11-19 06:30:01,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:30:01,894 INFO L225 Difference]: With dead ends: 1964 [2022-11-19 06:30:01,894 INFO L226 Difference]: Without dead ends: 1959 [2022-11-19 06:30:01,896 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 [2022-11-19 06:30:01,897 INFO L413 NwaCegarLoop]: 626 mSDtfsCounter, 531 mSDsluCounter, 471 mSDsCounter, 0 mSdLazyCounter, 190 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s 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, 0.5s IncrementalHoareTripleChecker+Time [2022-11-19 06:30:01,898 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [531 Valid, 1097 Invalid, 196 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 190 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-19 06:30:01,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1959 states. [2022-11-19 06:30:02,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1959 to 1955. [2022-11-19 06:30:02,110 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) [2022-11-19 06:30:02,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1955 states to 1955 states and 2733 transitions. [2022-11-19 06:30:02,123 INFO L78 Accepts]: Start accepts. Automaton has 1955 states and 2733 transitions. Word has length 31 [2022-11-19 06:30:02,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:30:02,124 INFO L495 AbstractCegarLoop]: Abstraction has 1955 states and 2733 transitions. [2022-11-19 06:30:02,124 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) [2022-11-19 06:30:02,124 INFO L276 IsEmpty]: Start isEmpty. Operand 1955 states and 2733 transitions. [2022-11-19 06:30:02,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-19 06:30:02,126 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:30:02,126 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] [2022-11-19 06:30:02,126 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-19 06:30:02,127 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:30:02,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:30:02,127 INFO L85 PathProgramCache]: Analyzing trace with hash 1878205, now seen corresponding path program 1 times [2022-11-19 06:30:02,128 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:30:02,128 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [68094932] [2022-11-19 06:30:02,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:30:02,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:30:02,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:30:02,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 06:30:02,282 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:30:02,282 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [68094932] [2022-11-19 06:30:02,285 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [68094932] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:30:02,285 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:30:02,286 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 06:30:02,286 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [646477743] [2022-11-19 06:30:02,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:30:02,287 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 06:30:02,288 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:30:02,288 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 06:30:02,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 06:30:02,289 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) [2022-11-19 06:30:02,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:30:02,746 INFO L93 Difference]: Finished difference Result 1984 states and 2752 transitions. [2022-11-19 06:30:02,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 06:30:02,747 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 [2022-11-19 06:30:02,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:30:02,760 INFO L225 Difference]: With dead ends: 1984 [2022-11-19 06:30:02,760 INFO L226 Difference]: Without dead ends: 1949 [2022-11-19 06:30:02,762 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 [2022-11-19 06:30:02,766 INFO L413 NwaCegarLoop]: 502 mSDtfsCounter, 527 mSDsluCounter, 37 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, 0.3s IncrementalHoareTripleChecker+Time [2022-11-19 06:30:02,767 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [527 Valid, 539 Invalid, 104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-19 06:30:02,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1949 states. [2022-11-19 06:30:02,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1949 to 1946. [2022-11-19 06:30:03,000 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) [2022-11-19 06:30:03,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1946 states to 1946 states and 2706 transitions. [2022-11-19 06:30:03,017 INFO L78 Accepts]: Start accepts. Automaton has 1946 states and 2706 transitions. Word has length 32 [2022-11-19 06:30:03,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:30:03,017 INFO L495 AbstractCegarLoop]: Abstraction has 1946 states and 2706 transitions. [2022-11-19 06:30:03,018 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) [2022-11-19 06:30:03,018 INFO L276 IsEmpty]: Start isEmpty. Operand 1946 states and 2706 transitions. [2022-11-19 06:30:03,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-11-19 06:30:03,027 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:30:03,028 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] [2022-11-19 06:30:03,028 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-19 06:30:03,028 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:30:03,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:30:03,029 INFO L85 PathProgramCache]: Analyzing trace with hash 1623430545, now seen corresponding path program 1 times [2022-11-19 06:30:03,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:30:03,030 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1524410584] [2022-11-19 06:30:03,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:30:03,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:30:03,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:30:03,323 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-19 06:30:03,328 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:30:03,328 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1524410584] [2022-11-19 06:30:03,328 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1524410584] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:30:03,328 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:30:03,329 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 06:30:03,329 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [763416842] [2022-11-19 06:30:03,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:30:03,331 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 06:30:03,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:30:03,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 06:30:03,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 06:30:03,333 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) [2022-11-19 06:30:04,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:30:04,097 INFO L93 Difference]: Finished difference Result 3686 states and 5089 transitions. [2022-11-19 06:30:04,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 06:30:04,098 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 [2022-11-19 06:30:04,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:30:04,110 INFO L225 Difference]: With dead ends: 3686 [2022-11-19 06:30:04,111 INFO L226 Difference]: Without dead ends: 1741 [2022-11-19 06:30:04,120 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 [2022-11-19 06:30:04,121 INFO L413 NwaCegarLoop]: 756 mSDtfsCounter, 423 mSDsluCounter, 484 mSDsCounter, 0 mSdLazyCounter, 226 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s 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, 0.5s IncrementalHoareTripleChecker+Time [2022-11-19 06:30:04,122 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [423 Valid, 1240 Invalid, 227 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 226 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-19 06:30:04,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1741 states. [2022-11-19 06:30:04,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1741 to 1603. [2022-11-19 06:30:04,336 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) [2022-11-19 06:30:04,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1603 states to 1603 states and 2226 transitions. [2022-11-19 06:30:04,348 INFO L78 Accepts]: Start accepts. Automaton has 1603 states and 2226 transitions. Word has length 94 [2022-11-19 06:30:04,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:30:04,348 INFO L495 AbstractCegarLoop]: Abstraction has 1603 states and 2226 transitions. [2022-11-19 06:30:04,349 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) [2022-11-19 06:30:04,349 INFO L276 IsEmpty]: Start isEmpty. Operand 1603 states and 2226 transitions. [2022-11-19 06:30:04,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-11-19 06:30:04,353 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:30:04,353 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] [2022-11-19 06:30:04,354 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-19 06:30:04,354 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:30:04,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:30:04,355 INFO L85 PathProgramCache]: Analyzing trace with hash -874652979, now seen corresponding path program 1 times [2022-11-19 06:30:04,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:30:04,355 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089186033] [2022-11-19 06:30:04,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:30:04,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:30:04,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:30:04,933 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-11-19 06:30:04,934 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:30:04,934 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1089186033] [2022-11-19 06:30:04,934 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1089186033] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:30:04,934 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:30:04,934 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 06:30:04,934 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [939098519] [2022-11-19 06:30:04,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:30:04,935 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 06:30:04,935 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:30:04,936 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 06:30:04,936 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 06:30:04,936 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) [2022-11-19 06:30:05,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:30:05,529 INFO L93 Difference]: Finished difference Result 1608 states and 2229 transitions. [2022-11-19 06:30:05,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 06:30:05,530 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 [2022-11-19 06:30:05,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:30:05,547 INFO L225 Difference]: With dead ends: 1608 [2022-11-19 06:30:05,547 INFO L226 Difference]: Without dead ends: 1605 [2022-11-19 06:30:05,549 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 [2022-11-19 06:30:05,552 INFO L413 NwaCegarLoop]: 494 mSDtfsCounter, 38 mSDsluCounter, 462 mSDsCounter, 0 mSdLazyCounter, 180 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s 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, 0.4s IncrementalHoareTripleChecker+Time [2022-11-19 06:30:05,552 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 956 Invalid, 180 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 180 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-19 06:30:05,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1605 states. [2022-11-19 06:30:05,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1605 to 1602. [2022-11-19 06:30:05,703 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) [2022-11-19 06:30:05,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1602 states to 1602 states and 2221 transitions. [2022-11-19 06:30:05,713 INFO L78 Accepts]: Start accepts. Automaton has 1602 states and 2221 transitions. Word has length 117 [2022-11-19 06:30:05,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:30:05,715 INFO L495 AbstractCegarLoop]: Abstraction has 1602 states and 2221 transitions. [2022-11-19 06:30:05,715 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) [2022-11-19 06:30:05,716 INFO L276 IsEmpty]: Start isEmpty. Operand 1602 states and 2221 transitions. [2022-11-19 06:30:05,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-11-19 06:30:05,726 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:30:05,727 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] [2022-11-19 06:30:05,727 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-19 06:30:05,727 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:30:05,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:30:05,734 INFO L85 PathProgramCache]: Analyzing trace with hash -972312188, now seen corresponding path program 1 times [2022-11-19 06:30:05,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:30:05,734 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735199176] [2022-11-19 06:30:05,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:30:05,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:30:05,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:30:06,665 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-11-19 06:30:06,665 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:30:06,666 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1735199176] [2022-11-19 06:30:06,666 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1735199176] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:30:06,666 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:30:06,666 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 06:30:06,666 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [247883628] [2022-11-19 06:30:06,667 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:30:06,667 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 06:30:06,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:30:06,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 06:30:06,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-19 06:30:06,669 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) [2022-11-19 06:30:07,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:30:07,638 INFO L93 Difference]: Finished difference Result 1660 states and 2286 transitions. [2022-11-19 06:30:07,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 06:30:07,639 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 [2022-11-19 06:30:07,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:30:07,654 INFO L225 Difference]: With dead ends: 1660 [2022-11-19 06:30:07,654 INFO L226 Difference]: Without dead ends: 1657 [2022-11-19 06:30:07,656 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 [2022-11-19 06:30:07,657 INFO L413 NwaCegarLoop]: 658 mSDtfsCounter, 197 mSDsluCounter, 995 mSDsCounter, 0 mSdLazyCounter, 455 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s 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, 0.8s IncrementalHoareTripleChecker+Time [2022-11-19 06:30:07,658 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [234 Valid, 1653 Invalid, 457 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 455 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-19 06:30:07,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1657 states. [2022-11-19 06:30:07,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1657 to 1655. [2022-11-19 06:30:07,893 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) [2022-11-19 06:30:07,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 1655 states and 2278 transitions. [2022-11-19 06:30:07,904 INFO L78 Accepts]: Start accepts. Automaton has 1655 states and 2278 transitions. Word has length 118 [2022-11-19 06:30:07,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:30:07,906 INFO L495 AbstractCegarLoop]: Abstraction has 1655 states and 2278 transitions. [2022-11-19 06:30:07,906 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) [2022-11-19 06:30:07,906 INFO L276 IsEmpty]: Start isEmpty. Operand 1655 states and 2278 transitions. [2022-11-19 06:30:07,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-11-19 06:30:07,912 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:30:07,912 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] [2022-11-19 06:30:07,912 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-19 06:30:07,913 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:30:07,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:30:07,914 INFO L85 PathProgramCache]: Analyzing trace with hash -1489747582, now seen corresponding path program 1 times [2022-11-19 06:30:07,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:30:07,914 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [925350852] [2022-11-19 06:30:07,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:30:07,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:30:08,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:30:09,178 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 15 proven. 3 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-11-19 06:30:09,179 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:30:09,179 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [925350852] [2022-11-19 06:30:09,179 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [925350852] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-19 06:30:09,180 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [825090704] [2022-11-19 06:30:09,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:30:09,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 06:30:09,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6050876e-144e-4e81-8df1-a1c2ad483dc8/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 06:30:09,189 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6050876e-144e-4e81-8df1-a1c2ad483dc8/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 06:30:09,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6050876e-144e-4e81-8df1-a1c2ad483dc8/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-19 06:30:10,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:30:10,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 2302 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-19 06:30:10,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 06:30:10,506 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-11-19 06:30:10,507 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-19 06:30:10,789 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-11-19 06:30:10,789 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [825090704] provided 1 perfect and 1 imperfect interpolant sequences [2022-11-19 06:30:10,790 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-19 06:30:10,790 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7, 5] total 11 [2022-11-19 06:30:10,790 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2134436108] [2022-11-19 06:30:10,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:30:10,791 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-19 06:30:10,792 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:30:10,792 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-19 06:30:10,792 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=67, Unknown=0, NotChecked=0, Total=110 [2022-11-19 06:30:10,793 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) [2022-11-19 06:30:12,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:30:12,540 INFO L93 Difference]: Finished difference Result 3413 states and 4750 transitions. [2022-11-19 06:30:12,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-19 06:30:12,541 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 [2022-11-19 06:30:12,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:30:12,607 INFO L225 Difference]: With dead ends: 3413 [2022-11-19 06:30:12,607 INFO L226 Difference]: Without dead ends: 1771 [2022-11-19 06:30:12,613 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 [2022-11-19 06:30:12,614 INFO L413 NwaCegarLoop]: 621 mSDtfsCounter, 599 mSDsluCounter, 963 mSDsCounter, 0 mSdLazyCounter, 765 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s 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, 1.4s IncrementalHoareTripleChecker+Time [2022-11-19 06:30:12,615 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [656 Valid, 1584 Invalid, 819 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 765 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-11-19 06:30:12,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1771 states. [2022-11-19 06:30:12,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1771 to 1535. [2022-11-19 06:30:12,814 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) [2022-11-19 06:30:12,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1535 states to 1535 states and 2082 transitions. [2022-11-19 06:30:12,824 INFO L78 Accepts]: Start accepts. Automaton has 1535 states and 2082 transitions. Word has length 132 [2022-11-19 06:30:12,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:30:12,825 INFO L495 AbstractCegarLoop]: Abstraction has 1535 states and 2082 transitions. [2022-11-19 06:30:12,825 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) [2022-11-19 06:30:12,825 INFO L276 IsEmpty]: Start isEmpty. Operand 1535 states and 2082 transitions. [2022-11-19 06:30:12,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2022-11-19 06:30:12,830 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:30:12,830 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] [2022-11-19 06:30:12,854 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6050876e-144e-4e81-8df1-a1c2ad483dc8/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-19 06:30:13,049 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6050876e-144e-4e81-8df1-a1c2ad483dc8/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 06:30:13,050 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:30:13,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:30:13,050 INFO L85 PathProgramCache]: Analyzing trace with hash -2071054696, now seen corresponding path program 1 times [2022-11-19 06:30:13,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:30:13,051 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1052074302] [2022-11-19 06:30:13,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:30:13,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:30:13,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:30:13,629 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-11-19 06:30:13,630 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:30:13,630 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1052074302] [2022-11-19 06:30:13,630 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1052074302] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:30:13,630 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:30:13,631 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 06:30:13,631 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [676401196] [2022-11-19 06:30:13,631 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:30:13,632 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 06:30:13,632 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:30:13,632 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 06:30:13,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 06:30:13,633 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) [2022-11-19 06:30:14,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:30:14,491 INFO L93 Difference]: Finished difference Result 3749 states and 5288 transitions. [2022-11-19 06:30:14,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 06:30:14,492 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 [2022-11-19 06:30:14,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:30:14,505 INFO L225 Difference]: With dead ends: 3749 [2022-11-19 06:30:14,505 INFO L226 Difference]: Without dead ends: 2227 [2022-11-19 06:30:14,511 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 [2022-11-19 06:30:14,512 INFO L413 NwaCegarLoop]: 650 mSDtfsCounter, 160 mSDsluCounter, 513 mSDsCounter, 0 mSdLazyCounter, 204 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 213 SdHoareTripleChecker+Valid, 1163 SdHoareTripleChecker+Invalid, 204 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 204 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-19 06:30:14,512 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [213 Valid, 1163 Invalid, 204 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 204 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-19 06:30:14,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2227 states. [2022-11-19 06:30:14,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2227 to 1540. [2022-11-19 06:30:14,737 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) [2022-11-19 06:30:14,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1540 states to 1540 states and 2087 transitions. [2022-11-19 06:30:14,746 INFO L78 Accepts]: Start accepts. Automaton has 1540 states and 2087 transitions. Word has length 142 [2022-11-19 06:30:14,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:30:14,747 INFO L495 AbstractCegarLoop]: Abstraction has 1540 states and 2087 transitions. [2022-11-19 06:30:14,747 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) [2022-11-19 06:30:14,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 2087 transitions. [2022-11-19 06:30:14,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-11-19 06:30:14,752 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:30:14,752 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] [2022-11-19 06:30:14,753 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-19 06:30:14,753 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:30:14,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:30:14,754 INFO L85 PathProgramCache]: Analyzing trace with hash -2144286440, now seen corresponding path program 1 times [2022-11-19 06:30:14,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:30:14,754 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [525024393] [2022-11-19 06:30:14,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:30:14,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:30:15,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:30:16,228 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2022-11-19 06:30:16,229 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:30:16,229 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [525024393] [2022-11-19 06:30:16,229 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [525024393] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:30:16,229 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:30:16,230 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 06:30:16,230 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481809370] [2022-11-19 06:30:16,230 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:30:16,231 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 06:30:16,231 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:30:16,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 06:30:16,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-19 06:30:16,232 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) [2022-11-19 06:30:16,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:30:16,799 INFO L93 Difference]: Finished difference Result 1540 states and 2087 transitions. [2022-11-19 06:30:16,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 06:30:16,810 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 [2022-11-19 06:30:16,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:30:16,811 INFO L225 Difference]: With dead ends: 1540 [2022-11-19 06:30:16,812 INFO L226 Difference]: Without dead ends: 0 [2022-11-19 06:30:16,816 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 [2022-11-19 06:30:16,817 INFO L413 NwaCegarLoop]: 507 mSDtfsCounter, 541 mSDsluCounter, 70 mSDsCounter, 0 mSdLazyCounter, 130 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s 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, 0.4s IncrementalHoareTripleChecker+Time [2022-11-19 06:30:16,818 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [544 Valid, 577 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 130 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-19 06:30:16,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-19 06:30:16,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-19 06:30:16,820 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) [2022-11-19 06:30:16,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-19 06:30:16,820 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 143 [2022-11-19 06:30:16,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:30:16,821 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-19 06:30:16,821 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) [2022-11-19 06:30:16,821 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-19 06:30:16,822 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-19 06:30:16,825 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-19 06:30:16,826 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-19 06:30:16,828 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-19 06:30:29,968 INFO L902 garLoopResultBuilder]: At program point L3291-2(lines 3291 3295) the Hoare annotation is: true [2022-11-19 06:30:29,969 INFO L899 garLoopResultBuilder]: For program point L3287-1(line 3287) no Hoare annotation was computed. [2022-11-19 06:30:29,969 INFO L902 garLoopResultBuilder]: At program point L3287(line 3287) the Hoare annotation is: true [2022-11-19 06:30:29,969 INFO L899 garLoopResultBuilder]: For program point L3285-1(line 3285) no Hoare annotation was computed. [2022-11-19 06:30:29,969 INFO L902 garLoopResultBuilder]: At program point L3285(line 3285) the Hoare annotation is: true [2022-11-19 06:30:29,969 INFO L899 garLoopResultBuilder]: For program point L3283-1(line 3283) no Hoare annotation was computed. [2022-11-19 06:30:29,970 INFO L902 garLoopResultBuilder]: At program point L3283(line 3283) the Hoare annotation is: true [2022-11-19 06:30:29,970 INFO L899 garLoopResultBuilder]: For program point L3281(line 3281) no Hoare annotation was computed. [2022-11-19 06:30:29,970 INFO L902 garLoopResultBuilder]: At program point copy_from_userENTRY(lines 3270 3301) the Hoare annotation is: true [2022-11-19 06:30:29,970 INFO L899 garLoopResultBuilder]: For program point copy_from_userEXIT(lines 3270 3301) no Hoare annotation was computed. [2022-11-19 06:30:29,970 INFO L899 garLoopResultBuilder]: For program point L3296(line 3296) no Hoare annotation was computed. [2022-11-19 06:30:29,971 INFO L902 garLoopResultBuilder]: At program point L3290(line 3290) the Hoare annotation is: true [2022-11-19 06:30:29,971 INFO L899 garLoopResultBuilder]: For program point L3290-1(line 3290) no Hoare annotation was computed. [2022-11-19 06:30:29,971 INFO L899 garLoopResultBuilder]: For program point L3286(lines 3286 3297) no Hoare annotation was computed. [2022-11-19 06:30:29,971 INFO L899 garLoopResultBuilder]: For program point L3286-2(lines 3282 3298) no Hoare annotation was computed. [2022-11-19 06:30:29,971 INFO L899 garLoopResultBuilder]: For program point L3282(lines 3282 3298) no Hoare annotation was computed. [2022-11-19 06:30:29,972 INFO L902 garLoopResultBuilder]: At program point L3280(line 3280) the Hoare annotation is: true [2022-11-19 06:30:29,972 INFO L902 garLoopResultBuilder]: At program point L3280-1(line 3280) the Hoare annotation is: true [2022-11-19 06:30:29,972 INFO L899 garLoopResultBuilder]: For program point atomic_setEXIT(lines 3093 3099) no Hoare annotation was computed. [2022-11-19 06:30:29,972 INFO L902 garLoopResultBuilder]: At program point atomic_setENTRY(lines 3093 3099) the Hoare annotation is: true [2022-11-19 06:30:29,972 INFO L902 garLoopResultBuilder]: At program point L3370(line 3370) the Hoare annotation is: true [2022-11-19 06:30:29,973 INFO L899 garLoopResultBuilder]: For program point L3370-1(line 3370) no Hoare annotation was computed. [2022-11-19 06:30:29,973 INFO L902 garLoopResultBuilder]: At program point L3366(line 3366) the Hoare annotation is: true [2022-11-19 06:30:29,973 INFO L902 garLoopResultBuilder]: At program point L3364(line 3364) the Hoare annotation is: true [2022-11-19 06:30:29,973 INFO L899 garLoopResultBuilder]: For program point L3366-1(line 3366) no Hoare annotation was computed. [2022-11-19 06:30:29,974 INFO L899 garLoopResultBuilder]: For program point L3364-1(line 3364) no Hoare annotation was computed. [2022-11-19 06:30:29,974 INFO L902 garLoopResultBuilder]: At program point L3358(line 3358) the Hoare annotation is: true [2022-11-19 06:30:29,974 INFO L899 garLoopResultBuilder]: For program point L3358-1(line 3358) no Hoare annotation was computed. [2022-11-19 06:30:29,974 INFO L899 garLoopResultBuilder]: For program point phantom_statusEXIT(lines 3348 3377) no Hoare annotation was computed. [2022-11-19 06:30:29,975 INFO L902 garLoopResultBuilder]: At program point phantom_statusENTRY(lines 3348 3377) the Hoare annotation is: true [2022-11-19 06:30:29,975 INFO L899 garLoopResultBuilder]: For program point L3371-1(line 3371) no Hoare annotation was computed. [2022-11-19 06:30:29,975 INFO L902 garLoopResultBuilder]: At program point L3371(line 3371) the Hoare annotation is: true [2022-11-19 06:30:29,975 INFO L899 garLoopResultBuilder]: For program point L3369(lines 3369 3373) no Hoare annotation was computed. [2022-11-19 06:30:29,975 INFO L899 garLoopResultBuilder]: For program point L3367-1(line 3367) no Hoare annotation was computed. [2022-11-19 06:30:29,976 INFO L902 garLoopResultBuilder]: At program point L3367(line 3367) the Hoare annotation is: true [2022-11-19 06:30:29,976 INFO L899 garLoopResultBuilder]: For program point L3369-2(lines 3363 3373) no Hoare annotation was computed. [2022-11-19 06:30:29,976 INFO L899 garLoopResultBuilder]: For program point L3365-1(line 3365) no Hoare annotation was computed. [2022-11-19 06:30:29,976 INFO L902 garLoopResultBuilder]: At program point L3365(line 3365) the Hoare annotation is: true [2022-11-19 06:30:29,976 INFO L899 garLoopResultBuilder]: For program point L3363(lines 3363 3373) no Hoare annotation was computed. [2022-11-19 06:30:29,977 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)) [2022-11-19 06:30:29,977 INFO L899 garLoopResultBuilder]: For program point L3929(line 3929) no Hoare annotation was computed. [2022-11-19 06:30:29,978 INFO L899 garLoopResultBuilder]: For program point L3927-1(line 3927) no Hoare annotation was computed. [2022-11-19 06:30:29,978 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)) [2022-11-19 06:30:29,978 INFO L899 garLoopResultBuilder]: For program point L3925-1(line 3925) no Hoare annotation was computed. [2022-11-19 06:30:29,978 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)) [2022-11-19 06:30:29,979 INFO L899 garLoopResultBuilder]: For program point L3923-1(line 3923) no Hoare annotation was computed. [2022-11-19 06:30:29,979 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)) [2022-11-19 06:30:29,979 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)|)) [2022-11-19 06:30:29,980 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)))) [2022-11-19 06:30:29,980 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)))) [2022-11-19 06:30:29,980 INFO L899 garLoopResultBuilder]: For program point phantom_removeEXIT(lines 3912 3934) no Hoare annotation was computed. [2022-11-19 06:30:29,981 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)) [2022-11-19 06:30:29,981 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)) [2022-11-19 06:30:29,981 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)) [2022-11-19 06:30:29,982 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)) [2022-11-19 06:30:29,982 INFO L899 garLoopResultBuilder]: For program point L3926-1(line 3926) no Hoare annotation was computed. [2022-11-19 06:30:29,982 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)) [2022-11-19 06:30:29,982 INFO L899 garLoopResultBuilder]: For program point phantom_removeFINAL(lines 3912 3934) no Hoare annotation was computed. [2022-11-19 06:30:29,983 INFO L899 garLoopResultBuilder]: For program point L3924-1(line 3924) no Hoare annotation was computed. [2022-11-19 06:30:29,983 INFO L899 garLoopResultBuilder]: For program point L3922-1(line 3922) no Hoare annotation was computed. [2022-11-19 06:30:29,983 INFO L902 garLoopResultBuilder]: At program point pci_release_regionsENTRY(lines 5129 5131) the Hoare annotation is: true [2022-11-19 06:30:29,983 INFO L899 garLoopResultBuilder]: For program point pci_release_regionsEXIT(lines 5129 5131) no Hoare annotation was computed. [2022-11-19 06:30:29,983 INFO L899 garLoopResultBuilder]: For program point L3714-1(line 3714) no Hoare annotation was computed. [2022-11-19 06:30:29,984 INFO L902 garLoopResultBuilder]: At program point L3690(line 3690) the Hoare annotation is: true [2022-11-19 06:30:29,984 INFO L899 garLoopResultBuilder]: For program point L3690-1(line 3690) no Hoare annotation was computed. [2022-11-19 06:30:29,984 INFO L899 garLoopResultBuilder]: For program point phantom_pollEXIT(lines 3671 3720) no Hoare annotation was computed. [2022-11-19 06:30:29,984 INFO L899 garLoopResultBuilder]: For program point L3691(lines 3691 3695) no Hoare annotation was computed. [2022-11-19 06:30:29,985 INFO L902 garLoopResultBuilder]: At program point L3691-2(lines 3691 3695) the Hoare annotation is: true [2022-11-19 06:30:29,985 INFO L902 garLoopResultBuilder]: At program point L3712(line 3712) the Hoare annotation is: true [2022-11-19 06:30:29,985 INFO L899 garLoopResultBuilder]: For program point L3712-1(line 3712) no Hoare annotation was computed. [2022-11-19 06:30:29,985 INFO L902 garLoopResultBuilder]: At program point L3700(line 3700) the Hoare annotation is: true [2022-11-19 06:30:29,985 INFO L902 garLoopResultBuilder]: At program point phantom_pollENTRY(lines 3671 3720) the Hoare annotation is: true [2022-11-19 06:30:29,986 INFO L899 garLoopResultBuilder]: For program point L3700-1(line 3700) no Hoare annotation was computed. [2022-11-19 06:30:29,986 INFO L902 garLoopResultBuilder]: At program point L3692(line 3692) the Hoare annotation is: true [2022-11-19 06:30:29,986 INFO L899 garLoopResultBuilder]: For program point L3692-1(line 3692) no Hoare annotation was computed. [2022-11-19 06:30:29,986 INFO L899 garLoopResultBuilder]: For program point L3713(lines 3713 3717) no Hoare annotation was computed. [2022-11-19 06:30:29,986 INFO L899 garLoopResultBuilder]: For program point L3713-2(lines 3713 3717) no Hoare annotation was computed. [2022-11-19 06:30:29,987 INFO L899 garLoopResultBuilder]: For program point L3701-2(lines 3697 3705) no Hoare annotation was computed. [2022-11-19 06:30:29,987 INFO L899 garLoopResultBuilder]: For program point L3697(lines 3697 3705) no Hoare annotation was computed. [2022-11-19 06:30:29,987 INFO L902 garLoopResultBuilder]: At program point L3714(line 3714) the Hoare annotation is: true [2022-11-19 06:30:29,987 INFO L899 garLoopResultBuilder]: For program point pci_get_drvdataEXIT(lines 3254 3260) no Hoare annotation was computed. [2022-11-19 06:30:29,988 INFO L902 garLoopResultBuilder]: At program point L5069(line 5069) the Hoare annotation is: true [2022-11-19 06:30:29,988 INFO L902 garLoopResultBuilder]: At program point L5069-1(line 5069) the Hoare annotation is: true [2022-11-19 06:30:29,988 INFO L902 garLoopResultBuilder]: At program point pci_get_drvdataENTRY(lines 3254 3260) the Hoare annotation is: true [2022-11-19 06:30:29,988 INFO L902 garLoopResultBuilder]: At program point iowrite32ENTRY(lines 5088 5090) the Hoare annotation is: true [2022-11-19 06:30:29,988 INFO L899 garLoopResultBuilder]: For program point iowrite32EXIT(lines 5088 5090) no Hoare annotation was computed. [2022-11-19 06:30:29,989 INFO L902 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: true [2022-11-19 06:30:29,989 INFO L902 garLoopResultBuilder]: At program point L-1-3(line -1) the Hoare annotation is: true [2022-11-19 06:30:29,989 INFO L902 garLoopResultBuilder]: At program point #Ultimate.C_memcpyENTRY(line -1) the Hoare annotation is: true [2022-11-19 06:30:29,989 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memcpyEXIT(line -1) no Hoare annotation was computed. [2022-11-19 06:30:29,990 INFO L902 garLoopResultBuilder]: At program point spin_unlock_irqrestoreENTRY(lines 3171 3177) the Hoare annotation is: true [2022-11-19 06:30:29,990 INFO L899 garLoopResultBuilder]: For program point spin_unlock_irqrestoreEXIT(lines 3171 3177) no Hoare annotation was computed. [2022-11-19 06:30:29,990 INFO L902 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 3224 3233) the Hoare annotation is: true [2022-11-19 06:30:29,990 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 3224 3233) no Hoare annotation was computed. [2022-11-19 06:30:29,990 INFO L899 garLoopResultBuilder]: For program point kfreeEXIT(lines 5164 5166) no Hoare annotation was computed. [2022-11-19 06:30:29,991 INFO L902 garLoopResultBuilder]: At program point kfreeENTRY(lines 5164 5166) the Hoare annotation is: true [2022-11-19 06:30:29,991 INFO L902 garLoopResultBuilder]: At program point free_irqENTRY(lines 5081 5083) the Hoare annotation is: true [2022-11-19 06:30:29,991 INFO L899 garLoopResultBuilder]: For program point free_irqEXIT(lines 5081 5083) no Hoare annotation was computed. [2022-11-19 06:30:29,991 INFO L899 garLoopResultBuilder]: For program point pci_iomapEXIT(lines 5123 5125) no Hoare annotation was computed. [2022-11-19 06:30:29,991 INFO L902 garLoopResultBuilder]: At program point pci_iomapENTRY(lines 5123 5125) the Hoare annotation is: true [2022-11-19 06:30:29,992 INFO L899 garLoopResultBuilder]: For program point L5124-1(line 5124) no Hoare annotation was computed. [2022-11-19 06:30:29,992 INFO L902 garLoopResultBuilder]: At program point L5124(line 5124) the Hoare annotation is: true [2022-11-19 06:30:29,992 INFO L902 garLoopResultBuilder]: At program point pci_iounmapENTRY(lines 5126 5128) the Hoare annotation is: true [2022-11-19 06:30:29,992 INFO L899 garLoopResultBuilder]: For program point pci_iounmapEXIT(lines 5126 5128) no Hoare annotation was computed. [2022-11-19 06:30:29,992 INFO L902 garLoopResultBuilder]: At program point might_faultFINAL(lines 5091 5093) the Hoare annotation is: true [2022-11-19 06:30:29,993 INFO L899 garLoopResultBuilder]: For program point might_faultEXIT(lines 5091 5093) no Hoare annotation was computed. [2022-11-19 06:30:29,993 INFO L899 garLoopResultBuilder]: For program point class_destroyEXIT(lines 5058 5060) no Hoare annotation was computed. [2022-11-19 06:30:29,993 INFO L902 garLoopResultBuilder]: At program point class_destroyENTRY(lines 5058 5060) the Hoare annotation is: true [2022-11-19 06:30:29,993 INFO L902 garLoopResultBuilder]: At program point mutex_unlockENTRY(lines 5105 5107) the Hoare annotation is: true [2022-11-19 06:30:29,994 INFO L899 garLoopResultBuilder]: For program point mutex_unlockEXIT(lines 5105 5107) no Hoare annotation was computed. [2022-11-19 06:30:29,994 INFO L899 garLoopResultBuilder]: For program point class_remove_fileEXIT(lines 5061 5063) no Hoare annotation was computed. [2022-11-19 06:30:29,994 INFO L902 garLoopResultBuilder]: At program point class_remove_fileENTRY(lines 5061 5063) the Hoare annotation is: true [2022-11-19 06:30:29,994 INFO L902 garLoopResultBuilder]: At program point pci_disable_deviceENTRY(lines 5116 5118) the Hoare annotation is: true [2022-11-19 06:30:29,994 INFO L899 garLoopResultBuilder]: For program point pci_disable_deviceEXIT(lines 5116 5118) no Hoare annotation was computed. [2022-11-19 06:30:29,995 INFO L899 garLoopResultBuilder]: For program point copy_to_userEXIT(lines 3302 3309) no Hoare annotation was computed. [2022-11-19 06:30:29,995 INFO L902 garLoopResultBuilder]: At program point copy_to_userENTRY(lines 3302 3309) the Hoare annotation is: true [2022-11-19 06:30:29,995 INFO L902 garLoopResultBuilder]: At program point L3305-1(line 3305) the Hoare annotation is: true [2022-11-19 06:30:29,995 INFO L902 garLoopResultBuilder]: At program point L3305(line 3305) the Hoare annotation is: true [2022-11-19 06:30:29,996 INFO L902 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 4428 4433) the Hoare annotation is: true [2022-11-19 06:30:29,996 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4431) no Hoare annotation was computed. [2022-11-19 06:30:29,996 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 4428 4433) no Hoare annotation was computed. [2022-11-19 06:30:29,996 INFO L899 garLoopResultBuilder]: For program point unregister_chrdev_regionEXIT(lines 5154 5156) no Hoare annotation was computed. [2022-11-19 06:30:29,997 INFO L902 garLoopResultBuilder]: At program point unregister_chrdev_regionENTRY(lines 5154 5156) the Hoare annotation is: true [2022-11-19 06:30:29,997 INFO L899 garLoopResultBuilder]: For program point _raw_spin_lock_irqsaveEXIT(lines 5031 5033) no Hoare annotation was computed. [2022-11-19 06:30:29,997 INFO L902 garLoopResultBuilder]: At program point _raw_spin_lock_irqsaveENTRY(lines 5031 5033) the Hoare annotation is: true [2022-11-19 06:30:29,997 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))) [2022-11-19 06:30:29,998 INFO L899 garLoopResultBuilder]: For program point L4849(lines 4849 4852) no Hoare annotation was computed. [2022-11-19 06:30:29,998 INFO L899 garLoopResultBuilder]: For program point ldv_mutex_unlock_open_lock_of_phantom_deviceEXIT(lines 4846 4856) no Hoare annotation was computed. [2022-11-19 06:30:29,998 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))))) [2022-11-19 06:30:29,999 INFO L899 garLoopResultBuilder]: For program point L4851-1(lines 4849 4852) no Hoare annotation was computed. [2022-11-19 06:30:29,999 INFO L902 garLoopResultBuilder]: At program point ldv__builtin_expectENTRY(lines 4435 4440) the Hoare annotation is: true [2022-11-19 06:30:29,999 INFO L899 garLoopResultBuilder]: For program point ldv__builtin_expectEXIT(lines 4435 4440) no Hoare annotation was computed. [2022-11-19 06:30:29,999 INFO L899 garLoopResultBuilder]: For program point atomic_readEXIT(lines 3087 3092) no Hoare annotation was computed. [2022-11-19 06:30:30,000 INFO L902 garLoopResultBuilder]: At program point atomic_readENTRY(lines 3087 3092) the Hoare annotation is: true [2022-11-19 06:30:30,000 INFO L902 garLoopResultBuilder]: At program point ioread32ENTRY(lines 5085 5087) the Hoare annotation is: true [2022-11-19 06:30:30,000 INFO L899 garLoopResultBuilder]: For program point ioread32EXIT(lines 5085 5087) no Hoare annotation was computed. [2022-11-19 06:30:30,000 INFO L902 garLoopResultBuilder]: At program point mutex_lockENTRY(lines 5094 5096) the Hoare annotation is: true [2022-11-19 06:30:30,000 INFO L899 garLoopResultBuilder]: For program point mutex_lockEXIT(lines 5094 5096) no Hoare annotation was computed. [2022-11-19 06:30:30,001 INFO L899 garLoopResultBuilder]: For program point _copy_from_userEXIT(lines 5020 5022) no Hoare annotation was computed. [2022-11-19 06:30:30,001 INFO L902 garLoopResultBuilder]: At program point _copy_from_userENTRY(lines 5020 5022) the Hoare annotation is: true [2022-11-19 06:30:30,001 INFO L895 garLoopResultBuilder]: At program point L3900(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= 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)) [2022-11-19 06:30:30,001 INFO L899 garLoopResultBuilder]: For program point L4759(lines 4759 4762) no Hoare annotation was computed. [2022-11-19 06:30:30,002 INFO L899 garLoopResultBuilder]: For program point L4165(line 4165) no Hoare annotation was computed. [2022-11-19 06:30:30,002 INFO L895 garLoopResultBuilder]: At program point L4991(line 4991) the Hoare annotation is: false [2022-11-19 06:30:30,002 INFO L902 garLoopResultBuilder]: At program point L4991-1(lines 4970 4995) the Hoare annotation is: true [2022-11-19 06:30:30,002 INFO L895 garLoopResultBuilder]: At program point L3901(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= 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)) [2022-11-19 06:30:30,003 INFO L895 garLoopResultBuilder]: At program point L4793(line 4793) the Hoare annotation is: false [2022-11-19 06:30:30,003 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) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= 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)) [2022-11-19 06:30:30,003 INFO L899 garLoopResultBuilder]: For program point L3637(lines 3637 3642) no Hoare annotation was computed. [2022-11-19 06:30:30,003 INFO L899 garLoopResultBuilder]: For program point L4166(lines 4166 4170) no Hoare annotation was computed. [2022-11-19 06:30:30,004 INFO L899 garLoopResultBuilder]: For program point L4166-2(lines 4149 4204) no Hoare annotation was computed. [2022-11-19 06:30:30,004 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)) [2022-11-19 06:30:30,004 INFO L895 garLoopResultBuilder]: At program point L4001(lines 4001 4005) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= ~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)) [2022-11-19 06:30:30,004 INFO L899 garLoopResultBuilder]: For program point L3869-1(line 3869) no Hoare annotation was computed. [2022-11-19 06:30:30,005 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)) [2022-11-19 06:30:30,005 INFO L899 garLoopResultBuilder]: For program point L4893(lines 4893 4896) no Hoare annotation was computed. [2022-11-19 06:30:30,005 INFO L895 garLoopResultBuilder]: At program point L4761(line 4761) the Hoare annotation is: false [2022-11-19 06:30:30,005 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)) [2022-11-19 06:30:30,006 INFO L899 garLoopResultBuilder]: For program point L4167-1(line 4167) no Hoare annotation was computed. [2022-11-19 06:30:30,006 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)) [2022-11-19 06:30:30,008 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)) [2022-11-19 06:30:30,008 INFO L895 garLoopResultBuilder]: At program point L3903(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= 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)) [2022-11-19 06:30:30,008 INFO L899 garLoopResultBuilder]: For program point L3837(lines 3837 3841) no Hoare annotation was computed. [2022-11-19 06:30:30,008 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)) [2022-11-19 06:30:30,009 INFO L895 garLoopResultBuilder]: At program point L4399(line 4399) the Hoare annotation is: (and (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= 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) (= ~ldv_mutex_open_lock_of_phantom_device~0 2)) [2022-11-19 06:30:30,009 INFO L895 garLoopResultBuilder]: At program point L4399-1(lines 4395 4402) the Hoare annotation is: (and (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= 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) (= ~ldv_mutex_open_lock_of_phantom_device~0 2)) [2022-11-19 06:30:30,009 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) (<= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (< 0 (+ |ULTIMATE.start_phantom_open_~tmp~9#1| 1))) [2022-11-19 06:30:30,010 INFO L899 garLoopResultBuilder]: For program point L4234(line 4234) no Hoare annotation was computed. [2022-11-19 06:30:30,010 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)) [2022-11-19 06:30:30,010 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)) [2022-11-19 06:30:30,010 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)) [2022-11-19 06:30:30,011 INFO L895 garLoopResultBuilder]: At program point L4895(line 4895) the Hoare annotation is: false [2022-11-19 06:30:30,011 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)) [2022-11-19 06:30:30,011 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)) [2022-11-19 06:30:30,011 INFO L899 garLoopResultBuilder]: For program point L4235(lines 4235 4240) no Hoare annotation was computed. [2022-11-19 06:30:30,012 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)) [2022-11-19 06:30:30,012 INFO L899 garLoopResultBuilder]: For program point L4235-2(lines 4212 4260) no Hoare annotation was computed. [2022-11-19 06:30:30,012 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)) [2022-11-19 06:30:30,012 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)) [2022-11-19 06:30:30,013 INFO L899 garLoopResultBuilder]: For program point L4236-1(line 4236) no Hoare annotation was computed. [2022-11-19 06:30:30,013 INFO L895 garLoopResultBuilder]: At program point L4236(line 4236) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= 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)) [2022-11-19 06:30:30,013 INFO L899 garLoopResultBuilder]: For program point L4038(line 4038) no Hoare annotation was computed. [2022-11-19 06:30:30,013 INFO L895 garLoopResultBuilder]: At program point L3906(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= 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)) [2022-11-19 06:30:30,014 INFO L899 garLoopResultBuilder]: For program point L3939-1(line 3939) no Hoare annotation was computed. [2022-11-19 06:30:30,014 INFO L895 garLoopResultBuilder]: At program point L3939(line 3939) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= 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)) [2022-11-19 06:30:30,014 INFO L895 garLoopResultBuilder]: At program point L4997(line 4997) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= ~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)) [2022-11-19 06:30:30,015 INFO L895 garLoopResultBuilder]: At program point L4997-1(line 4997) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= ~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)) [2022-11-19 06:30:30,015 INFO L895 garLoopResultBuilder]: At program point L3907(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= 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)) [2022-11-19 06:30:30,015 INFO L895 garLoopResultBuilder]: At program point L4172(line 4172) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= 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)) [2022-11-19 06:30:30,015 INFO L899 garLoopResultBuilder]: For program point L4172-1(line 4172) no Hoare annotation was computed. [2022-11-19 06:30:30,016 INFO L895 garLoopResultBuilder]: At program point L4007(lines 4007 4011) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= ~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)) [2022-11-19 06:30:30,016 INFO L899 garLoopResultBuilder]: For program point L3941-1(line 3941) no Hoare annotation was computed. [2022-11-19 06:30:30,016 INFO L895 garLoopResultBuilder]: At program point L3941(line 3941) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= 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)) [2022-11-19 06:30:30,016 INFO L895 garLoopResultBuilder]: At program point L3842(line 3842) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= 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)) [2022-11-19 06:30:30,017 INFO L899 garLoopResultBuilder]: For program point L3842-1(line 3842) no Hoare annotation was computed. [2022-11-19 06:30:30,017 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) (<= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (< 0 (+ |ULTIMATE.start_phantom_open_~tmp~9#1| 1))) [2022-11-19 06:30:30,017 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) (<= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (< 0 (+ |ULTIMATE.start_phantom_open_~tmp~9#1| 1))) [2022-11-19 06:30:30,018 INFO L895 garLoopResultBuilder]: At program point L3942(line 3942) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= 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)) [2022-11-19 06:30:30,018 INFO L895 garLoopResultBuilder]: At program point L3909(lines 3801 3911) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= 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)) [2022-11-19 06:30:30,018 INFO L895 garLoopResultBuilder]: At program point L3942-1(line 3942) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= 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)) [2022-11-19 06:30:30,018 INFO L899 garLoopResultBuilder]: For program point L3843(lines 3843 3847) no Hoare annotation was computed. [2022-11-19 06:30:30,019 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) (<= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (< 0 (+ |ULTIMATE.start_phantom_open_~tmp~9#1| 1))) [2022-11-19 06:30:30,019 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)) [2022-11-19 06:30:30,019 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)) [2022-11-19 06:30:30,020 INFO L895 garLoopResultBuilder]: At program point L4406(line 4406) the Hoare annotation is: (and (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= 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) (= ~ldv_mutex_open_lock_of_phantom_device~0 2)) [2022-11-19 06:30:30,020 INFO L895 garLoopResultBuilder]: At program point L4406-1(line 4406) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= 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)) [2022-11-19 06:30:30,020 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)) [2022-11-19 06:30:30,020 INFO L895 garLoopResultBuilder]: At program point L4407(lines 4403 4410) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= 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)) [2022-11-19 06:30:30,021 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)) [2022-11-19 06:30:30,021 INFO L895 garLoopResultBuilder]: At program point L4242(line 4242) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= 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)) [2022-11-19 06:30:30,021 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)) [2022-11-19 06:30:30,021 INFO L899 garLoopResultBuilder]: For program point L4110(line 4110) no Hoare annotation was computed. [2022-11-19 06:30:30,022 INFO L899 garLoopResultBuilder]: For program point L4209(line 4209) no Hoare annotation was computed. [2022-11-19 06:30:30,022 INFO L899 garLoopResultBuilder]: For program point L4242-1(line 4242) no Hoare annotation was computed. [2022-11-19 06:30:30,022 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)) [2022-11-19 06:30:30,022 INFO L899 garLoopResultBuilder]: For program point L4210(lines 4210 4263) no Hoare annotation was computed. [2022-11-19 06:30:30,023 INFO L895 garLoopResultBuilder]: At program point L4177(line 4177) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= 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)) [2022-11-19 06:30:30,023 INFO L899 garLoopResultBuilder]: For program point L4111(lines 4111 4144) no Hoare annotation was computed. [2022-11-19 06:30:30,023 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)) [2022-11-19 06:30:30,023 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)) [2022-11-19 06:30:30,024 INFO L895 garLoopResultBuilder]: At program point L3616(line 3616) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= 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)) [2022-11-19 06:30:30,024 INFO L895 garLoopResultBuilder]: At program point L3616-1(line 3616) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= 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)) [2022-11-19 06:30:30,024 INFO L895 garLoopResultBuilder]: At program point L3848(line 3848) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= 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)) [2022-11-19 06:30:30,025 INFO L899 garLoopResultBuilder]: For program point L3815(lines 3815 3819) no Hoare annotation was computed. [2022-11-19 06:30:30,025 INFO L899 garLoopResultBuilder]: For program point L3848-1(line 3848) no Hoare annotation was computed. [2022-11-19 06:30:30,025 INFO L899 garLoopResultBuilder]: For program point L3650(line 3650) no Hoare annotation was computed. [2022-11-19 06:30:30,025 INFO L899 garLoopResultBuilder]: For program point L4146(line 4146) no Hoare annotation was computed. [2022-11-19 06:30:30,026 INFO L895 garLoopResultBuilder]: At program point L4014(lines 4014 4018) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= ~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)) [2022-11-19 06:30:30,026 INFO L899 garLoopResultBuilder]: For program point L4114(line 4114) no Hoare annotation was computed. [2022-11-19 06:30:30,026 INFO L899 garLoopResultBuilder]: For program point L4213(line 4213) no Hoare annotation was computed. [2022-11-19 06:30:30,026 INFO L899 garLoopResultBuilder]: For program point L4147(lines 4147 4207) no Hoare annotation was computed. [2022-11-19 06:30:30,026 INFO L899 garLoopResultBuilder]: For program point L3850(lines 3850 3854) no Hoare annotation was computed. [2022-11-19 06:30:30,027 INFO L899 garLoopResultBuilder]: For program point L4973(lines 4973 4976) no Hoare annotation was computed. [2022-11-19 06:30:30,027 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) (<= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (< 0 (+ |ULTIMATE.start_phantom_open_~tmp~9#1| 1))) [2022-11-19 06:30:30,027 INFO L899 garLoopResultBuilder]: For program point L3652-1(line 3652) no Hoare annotation was computed. [2022-11-19 06:30:30,027 INFO L895 garLoopResultBuilder]: At program point L4214(lines 4214 4222) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= 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)) [2022-11-19 06:30:30,028 INFO L895 garLoopResultBuilder]: At program point L4115(lines 4115 4120) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= 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)) [2022-11-19 06:30:30,028 INFO L902 garLoopResultBuilder]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2022-11-19 06:30:30,028 INFO L899 garLoopResultBuilder]: For program point L4248(line 4248) no Hoare annotation was computed. [2022-11-19 06:30:30,028 INFO L895 garLoopResultBuilder]: At program point L4975(line 4975) the Hoare annotation is: false [2022-11-19 06:30:30,029 INFO L899 garLoopResultBuilder]: For program point L4975-1(lines 4972 4994) no Hoare annotation was computed. [2022-11-19 06:30:30,029 INFO L899 garLoopResultBuilder]: For program point L3951-1(line 3951) no Hoare annotation was computed. [2022-11-19 06:30:30,029 INFO L895 garLoopResultBuilder]: At program point L3951(line 3951) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= 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)) [2022-11-19 06:30:30,029 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)) [2022-11-19 06:30:30,030 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)) [2022-11-19 06:30:30,030 INFO L899 garLoopResultBuilder]: For program point L3786(lines 3786 3789) no Hoare annotation was computed. [2022-11-19 06:30:30,030 INFO L899 garLoopResultBuilder]: For program point L4150(line 4150) no Hoare annotation was computed. [2022-11-19 06:30:30,030 INFO L899 garLoopResultBuilder]: For program point L4249(lines 4249 4256) no Hoare annotation was computed. [2022-11-19 06:30:30,031 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) (<= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (< 0 (+ |ULTIMATE.start_phantom_open_~tmp~9#1| 1))) [2022-11-19 06:30:30,031 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)) [2022-11-19 06:30:30,031 INFO L899 garLoopResultBuilder]: For program point L4184(line 4184) no Hoare annotation was computed. [2022-11-19 06:30:30,031 INFO L899 garLoopResultBuilder]: For program point L4151(lines 4151 4156) no Hoare annotation was computed. [2022-11-19 06:30:30,032 INFO L895 garLoopResultBuilder]: At program point L3953-1(line 3953) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= 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)) [2022-11-19 06:30:30,032 INFO L895 garLoopResultBuilder]: At program point L3953(line 3953) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= 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)) [2022-11-19 06:30:30,032 INFO L895 garLoopResultBuilder]: At program point L3821(lines 3821 3826) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= 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)) [2022-11-19 06:30:30,032 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)) [2022-11-19 06:30:30,033 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)) [2022-11-19 06:30:30,033 INFO L899 garLoopResultBuilder]: For program point L4185(lines 4185 4193) no Hoare annotation was computed. [2022-11-19 06:30:30,033 INFO L899 garLoopResultBuilder]: For program point L3855-1(line 3855) no Hoare annotation was computed. [2022-11-19 06:30:30,033 INFO L895 garLoopResultBuilder]: At program point L3855(line 3855) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= 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)) [2022-11-19 06:30:30,034 INFO L895 garLoopResultBuilder]: At program point L4979(line 4979) the Hoare annotation is: false [2022-11-19 06:30:30,034 INFO L899 garLoopResultBuilder]: For program point L4979-1(lines 4972 4994) no Hoare annotation was computed. [2022-11-19 06:30:30,034 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-19 06:30:30,034 INFO L895 garLoopResultBuilder]: At program point L4022(line 4022) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= ~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)) [2022-11-19 06:30:30,035 INFO L899 garLoopResultBuilder]: For program point L4022-1(line 4022) no Hoare annotation was computed. [2022-11-19 06:30:30,035 INFO L895 garLoopResultBuilder]: At program point L3857(lines 3857 3861) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= 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)) [2022-11-19 06:30:30,035 INFO L895 garLoopResultBuilder]: At program point L3791(lines 3782 3799) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= 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)) [2022-11-19 06:30:30,036 INFO L899 garLoopResultBuilder]: For program point L4122(line 4122) no Hoare annotation was computed. [2022-11-19 06:30:30,036 INFO L895 garLoopResultBuilder]: At program point L4023(lines 3989 4029) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= ~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)) [2022-11-19 06:30:30,036 INFO L899 garLoopResultBuilder]: For program point L4123(lines 4123 4137) no Hoare annotation was computed. [2022-11-19 06:30:30,036 INFO L895 garLoopResultBuilder]: At program point L4024(lines 3989 4029) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= ~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)) [2022-11-19 06:30:30,037 INFO L895 garLoopResultBuilder]: At program point L3992(line 3992) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= ~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)) [2022-11-19 06:30:30,037 INFO L895 garLoopResultBuilder]: At program point L4983(line 4983) the Hoare annotation is: false [2022-11-19 06:30:30,037 INFO L899 garLoopResultBuilder]: For program point L4983-1(lines 4972 4994) no Hoare annotation was computed. [2022-11-19 06:30:30,037 INFO L899 garLoopResultBuilder]: For program point L3992-1(line 3992) no Hoare annotation was computed. [2022-11-19 06:30:30,037 INFO L899 garLoopResultBuilder]: For program point L3893-1(line 3893) no Hoare annotation was computed. [2022-11-19 06:30:30,038 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)) [2022-11-19 06:30:30,038 INFO L899 garLoopResultBuilder]: For program point L4158(line 4158) no Hoare annotation was computed. [2022-11-19 06:30:30,038 INFO L899 garLoopResultBuilder]: For program point L4224(line 4224) no Hoare annotation was computed. [2022-11-19 06:30:30,038 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)) [2022-11-19 06:30:30,039 INFO L895 garLoopResultBuilder]: At program point L4026(lines 3989 4029) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= ~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)) [2022-11-19 06:30:30,039 INFO L899 garLoopResultBuilder]: For program point L4125-2(lines 4123 4136) no Hoare annotation was computed. [2022-11-19 06:30:30,039 INFO L895 garLoopResultBuilder]: At program point L3993(lines 3993 3999) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= ~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)) [2022-11-19 06:30:30,039 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)) [2022-11-19 06:30:30,040 INFO L895 garLoopResultBuilder]: At program point L3795(lines 3782 3799) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= 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)) [2022-11-19 06:30:30,040 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)) [2022-11-19 06:30:30,040 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)) [2022-11-19 06:30:30,040 INFO L899 garLoopResultBuilder]: For program point L4225(lines 4225 4232) no Hoare annotation was computed. [2022-11-19 06:30:30,041 INFO L895 garLoopResultBuilder]: At program point L4159(lines 4159 4163) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= 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)) [2022-11-19 06:30:30,041 INFO L899 garLoopResultBuilder]: For program point L3895-1(line 3895) no Hoare annotation was computed. [2022-11-19 06:30:30,041 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)) [2022-11-19 06:30:30,041 INFO L899 garLoopResultBuilder]: For program point L3829(lines 3829 3833) no Hoare annotation was computed. [2022-11-19 06:30:30,042 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)) [2022-11-19 06:30:30,042 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) (<= (+ |ULTIMATE.start_phantom_open_~tmp~9#1| 4) 0) (not (= ~ldv_state_variable_3~0 2)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-19 06:30:30,042 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) (<= (+ |ULTIMATE.start_phantom_open_~tmp~9#1| 4) 0) (not (= ~ldv_state_variable_3~0 2)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-19 06:30:30,043 INFO L895 garLoopResultBuilder]: At program point L4028(lines 3982 4030) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= ~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)) [2022-11-19 06:30:30,043 INFO L895 garLoopResultBuilder]: At program point L3896(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= 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)) [2022-11-19 06:30:30,043 INFO L895 garLoopResultBuilder]: At program point L3863-1(line 3863) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= 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)) [2022-11-19 06:30:30,043 INFO L895 garLoopResultBuilder]: At program point L3863(line 3863) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= 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)) [2022-11-19 06:30:30,044 INFO L899 garLoopResultBuilder]: For program point L3665-1(line 3665) no Hoare annotation was computed. [2022-11-19 06:30:30,044 INFO L899 garLoopResultBuilder]: For program point L3632(lines 3632 3636) no Hoare annotation was computed. [2022-11-19 06:30:30,044 INFO L895 garLoopResultBuilder]: At program point L3665(line 3665) the Hoare annotation is: (and (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= 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) (= ~ldv_mutex_open_lock_of_phantom_device~0 2)) [2022-11-19 06:30:30,044 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) (<= (+ |ULTIMATE.start_phantom_open_~tmp~9#1| 4) 0) (not (= ~ldv_state_variable_3~0 2)) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-19 06:30:30,045 INFO L895 garLoopResultBuilder]: At program point L3236(line 3236) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= 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)) [2022-11-19 06:30:30,045 INFO L895 garLoopResultBuilder]: At program point L3236-1(line 3236) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= 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)) [2022-11-19 06:30:30,045 INFO L895 garLoopResultBuilder]: At program point L4987(line 4987) the Hoare annotation is: false [2022-11-19 06:30:30,045 INFO L899 garLoopResultBuilder]: For program point L4987-1(lines 4972 4994) no Hoare annotation was computed. [2022-11-19 06:30:30,046 INFO L899 garLoopResultBuilder]: For program point L3897-1(line 3897) no Hoare annotation was computed. [2022-11-19 06:30:30,046 INFO L895 garLoopResultBuilder]: At program point L3897(line 3897) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= 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)) [2022-11-19 06:30:30,046 INFO L899 garLoopResultBuilder]: For program point L4195(line 4195) no Hoare annotation was computed. [2022-11-19 06:30:30,046 INFO L895 garLoopResultBuilder]: At program point L3898(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= 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)) [2022-11-19 06:30:30,046 INFO L899 garLoopResultBuilder]: For program point L4196(lines 4196 4200) no Hoare annotation was computed. [2022-11-19 06:30:30,047 INFO L899 garLoopResultBuilder]: For program point L3899-1(line 3899) no Hoare annotation was computed. [2022-11-19 06:30:30,047 INFO L895 garLoopResultBuilder]: At program point L3899(line 3899) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= 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)) [2022-11-19 06:30:30,047 INFO L899 garLoopResultBuilder]: For program point L4791(lines 4791 4794) no Hoare annotation was computed. [2022-11-19 06:30:30,047 INFO L899 garLoopResultBuilder]: For program point L4197-1(line 4197) no Hoare annotation was computed. [2022-11-19 06:30:30,048 INFO L895 garLoopResultBuilder]: At program point L4197(line 4197) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (or (not (= 2 |ULTIMATE.start_main_~tmp~18#1|)) |ULTIMATE.start_main_#t~switch327#1| (not (= ~ldv_state_variable_3~0 2))) (= 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)) [2022-11-19 06:30:30,048 INFO L902 garLoopResultBuilder]: At program point spinlock_checkENTRY(lines 3151 3156) the Hoare annotation is: true [2022-11-19 06:30:30,048 INFO L899 garLoopResultBuilder]: For program point spinlock_checkEXIT(lines 3151 3156) no Hoare annotation was computed. [2022-11-19 06:30:30,048 INFO L902 garLoopResultBuilder]: At program point L3520(line 3520) the Hoare annotation is: true [2022-11-19 06:30:30,049 INFO L899 garLoopResultBuilder]: For program point L3520-1(line 3520) no Hoare annotation was computed. [2022-11-19 06:30:30,049 INFO L899 garLoopResultBuilder]: For program point phantom_ioctlEXIT(lines 3378 3605) no Hoare annotation was computed. [2022-11-19 06:30:30,049 INFO L899 garLoopResultBuilder]: For program point L3537(line 3537) no Hoare annotation was computed. [2022-11-19 06:30:30,049 INFO L899 garLoopResultBuilder]: For program point L3587(line 3587) no Hoare annotation was computed. [2022-11-19 06:30:30,049 INFO L902 garLoopResultBuilder]: At program point L3488(line 3488) the Hoare annotation is: true [2022-11-19 06:30:30,050 INFO L899 garLoopResultBuilder]: For program point L3521(lines 3521 3524) no Hoare annotation was computed. [2022-11-19 06:30:30,050 INFO L899 garLoopResultBuilder]: For program point L3455-1(line 3455) no Hoare annotation was computed. [2022-11-19 06:30:30,050 INFO L902 garLoopResultBuilder]: At program point L3455(line 3455) the Hoare annotation is: true [2022-11-19 06:30:30,050 INFO L899 garLoopResultBuilder]: For program point L3488-1(line 3488) no Hoare annotation was computed. [2022-11-19 06:30:30,050 INFO L902 garLoopResultBuilder]: At program point L3538(line 3538) the Hoare annotation is: true [2022-11-19 06:30:30,051 INFO L899 garLoopResultBuilder]: For program point L3538-1(line 3538) no Hoare annotation was computed. [2022-11-19 06:30:30,051 INFO L902 garLoopResultBuilder]: At program point L3588(line 3588) the Hoare annotation is: true [2022-11-19 06:30:30,051 INFO L899 garLoopResultBuilder]: For program point L3588-1(line 3588) no Hoare annotation was computed. [2022-11-19 06:30:30,051 INFO L902 garLoopResultBuilder]: At program point L3456(line 3456) the Hoare annotation is: true [2022-11-19 06:30:30,051 INFO L899 garLoopResultBuilder]: For program point L3423(lines 3423 3426) no Hoare annotation was computed. [2022-11-19 06:30:30,052 INFO L899 garLoopResultBuilder]: For program point L3456-1(line 3456) no Hoare annotation was computed. [2022-11-19 06:30:30,052 INFO L902 garLoopResultBuilder]: At program point L3572(lines 3415 3601) the Hoare annotation is: true [2022-11-19 06:30:30,052 INFO L899 garLoopResultBuilder]: For program point L3539(lines 3539 3542) no Hoare annotation was computed. [2022-11-19 06:30:30,052 INFO L899 garLoopResultBuilder]: For program point L3589-1(line 3589) no Hoare annotation was computed. [2022-11-19 06:30:30,052 INFO L902 garLoopResultBuilder]: At program point L3589(line 3589) the Hoare annotation is: true [2022-11-19 06:30:30,053 INFO L899 garLoopResultBuilder]: For program point L3457-2(lines 3457 3460) no Hoare annotation was computed. [2022-11-19 06:30:30,053 INFO L902 garLoopResultBuilder]: At program point L3457-4(lines 3457 3460) the Hoare annotation is: true [2022-11-19 06:30:30,053 INFO L902 garLoopResultBuilder]: At program point L3507(lines 3490 3515) the Hoare annotation is: true [2022-11-19 06:30:30,053 INFO L899 garLoopResultBuilder]: For program point L3590(lines 3590 3595) no Hoare annotation was computed. [2022-11-19 06:30:30,053 INFO L899 garLoopResultBuilder]: For program point phantom_ioctlFINAL(lines 3378 3605) no Hoare annotation was computed. [2022-11-19 06:30:30,054 INFO L899 garLoopResultBuilder]: For program point L3557-1(line 3557) no Hoare annotation was computed. [2022-11-19 06:30:30,054 INFO L902 garLoopResultBuilder]: At program point L3557(line 3557) the Hoare annotation is: true [2022-11-19 06:30:30,054 INFO L902 garLoopResultBuilder]: At program point L3458(line 3458) the Hoare annotation is: true [2022-11-19 06:30:30,054 INFO L899 garLoopResultBuilder]: For program point L3458-1(line 3458) no Hoare annotation was computed. [2022-11-19 06:30:30,054 INFO L902 garLoopResultBuilder]: At program point L3558-2(lines 3558 3561) the Hoare annotation is: true [2022-11-19 06:30:30,055 INFO L899 garLoopResultBuilder]: For program point L3525(lines 3525 3528) no Hoare annotation was computed. [2022-11-19 06:30:30,055 INFO L902 garLoopResultBuilder]: At program point L3476(line 3476) the Hoare annotation is: true [2022-11-19 06:30:30,055 INFO L899 garLoopResultBuilder]: For program point L3476-1(line 3476) no Hoare annotation was computed. [2022-11-19 06:30:30,055 INFO L902 garLoopResultBuilder]: At program point L3592(line 3592) the Hoare annotation is: true [2022-11-19 06:30:30,056 INFO L899 garLoopResultBuilder]: For program point L3592-1(line 3592) no Hoare annotation was computed. [2022-11-19 06:30:30,056 INFO L899 garLoopResultBuilder]: For program point L3427-1(line 3427) no Hoare annotation was computed. [2022-11-19 06:30:30,056 INFO L902 garLoopResultBuilder]: At program point L3427(line 3427) the Hoare annotation is: true [2022-11-19 06:30:30,056 INFO L902 garLoopResultBuilder]: At program point L3576(lines 3415 3601) the Hoare annotation is: true [2022-11-19 06:30:30,056 INFO L902 garLoopResultBuilder]: At program point L3444(line 3444) the Hoare annotation is: true [2022-11-19 06:30:30,057 INFO L899 garLoopResultBuilder]: For program point L3444-1(line 3444) no Hoare annotation was computed. [2022-11-19 06:30:30,057 INFO L902 garLoopResultBuilder]: At program point L3477-2(lines 3477 3480) the Hoare annotation is: true [2022-11-19 06:30:30,057 INFO L902 garLoopResultBuilder]: At program point L3428(line 3428) the Hoare annotation is: true [2022-11-19 06:30:30,057 INFO L899 garLoopResultBuilder]: For program point L3428-1(line 3428) no Hoare annotation was computed. [2022-11-19 06:30:30,057 INFO L899 garLoopResultBuilder]: For program point L3429-2(lines 3429 3437) no Hoare annotation was computed. [2022-11-19 06:30:30,058 INFO L899 garLoopResultBuilder]: For program point L3429-4(lines 3429 3437) no Hoare annotation was computed. [2022-11-19 06:30:30,058 INFO L899 garLoopResultBuilder]: For program point L3562(line 3562) no Hoare annotation was computed. [2022-11-19 06:30:30,058 INFO L899 garLoopResultBuilder]: For program point L3529-1(line 3529) no Hoare annotation was computed. [2022-11-19 06:30:30,058 INFO L902 garLoopResultBuilder]: At program point L3529(line 3529) the Hoare annotation is: true [2022-11-19 06:30:30,058 INFO L902 garLoopResultBuilder]: At program point L3430(line 3430) the Hoare annotation is: true [2022-11-19 06:30:30,059 INFO L899 garLoopResultBuilder]: For program point L3430-1(line 3430) no Hoare annotation was computed. [2022-11-19 06:30:30,059 INFO L902 garLoopResultBuilder]: At program point L3579(line 3579) the Hoare annotation is: true [2022-11-19 06:30:30,059 INFO L902 garLoopResultBuilder]: At program point L3530(line 3530) the Hoare annotation is: true [2022-11-19 06:30:30,059 INFO L899 garLoopResultBuilder]: For program point L3563-1(line 3563) no Hoare annotation was computed. [2022-11-19 06:30:30,060 INFO L902 garLoopResultBuilder]: At program point L3563(line 3563) the Hoare annotation is: true [2022-11-19 06:30:30,060 INFO L899 garLoopResultBuilder]: For program point L3464(line 3464) no Hoare annotation was computed. [2022-11-19 06:30:30,060 INFO L899 garLoopResultBuilder]: For program point L3530-1(line 3530) no Hoare annotation was computed. [2022-11-19 06:30:30,060 INFO L899 garLoopResultBuilder]: For program point L3431(lines 3431 3435) no Hoare annotation was computed. [2022-11-19 06:30:30,060 INFO L902 garLoopResultBuilder]: At program point L3580(line 3580) the Hoare annotation is: true [2022-11-19 06:30:30,061 INFO L902 garLoopResultBuilder]: At program point L3514(line 3514) the Hoare annotation is: true [2022-11-19 06:30:30,061 INFO L899 garLoopResultBuilder]: For program point L3481(line 3481) no Hoare annotation was computed. [2022-11-19 06:30:30,061 INFO L899 garLoopResultBuilder]: For program point L3514-1(line 3514) no Hoare annotation was computed. [2022-11-19 06:30:30,061 INFO L902 garLoopResultBuilder]: At program point L3597(line 3597) the Hoare annotation is: true [2022-11-19 06:30:30,061 INFO L899 garLoopResultBuilder]: For program point L3531(lines 3531 3534) no Hoare annotation was computed. [2022-11-19 06:30:30,062 INFO L902 garLoopResultBuilder]: At program point L3432(line 3432) the Hoare annotation is: true [2022-11-19 06:30:30,062 INFO L899 garLoopResultBuilder]: For program point L3465-1(line 3465) no Hoare annotation was computed. [2022-11-19 06:30:30,062 INFO L902 garLoopResultBuilder]: At program point L3465(line 3465) the Hoare annotation is: true [2022-11-19 06:30:30,062 INFO L899 garLoopResultBuilder]: For program point L3432-1(line 3432) no Hoare annotation was computed. [2022-11-19 06:30:30,062 INFO L899 garLoopResultBuilder]: For program point L3581(line 3581) no Hoare annotation was computed. [2022-11-19 06:30:30,063 INFO L902 garLoopResultBuilder]: At program point L3482(line 3482) the Hoare annotation is: true [2022-11-19 06:30:30,063 INFO L899 garLoopResultBuilder]: For program point L3482-1(line 3482) no Hoare annotation was computed. [2022-11-19 06:30:30,063 INFO L902 garLoopResultBuilder]: At program point phantom_ioctlENTRY(lines 3378 3605) the Hoare annotation is: true [2022-11-19 06:30:30,063 INFO L899 garLoopResultBuilder]: For program point L3466(lines 3466 3469) no Hoare annotation was computed. [2022-11-19 06:30:30,063 INFO L899 garLoopResultBuilder]: For program point L3582(lines 3582 3585) no Hoare annotation was computed. [2022-11-19 06:30:30,064 INFO L902 garLoopResultBuilder]: At program point L3483-1(lines 3483 3515) the Hoare annotation is: true [2022-11-19 06:30:30,064 INFO L899 garLoopResultBuilder]: For program point L3483(lines 3483 3515) no Hoare annotation was computed. [2022-11-19 06:30:30,064 INFO L899 garLoopResultBuilder]: For program point L3417(line 3417) no Hoare annotation was computed. [2022-11-19 06:30:30,064 INFO L899 garLoopResultBuilder]: For program point L3599(line 3599) no Hoare annotation was computed. [2022-11-19 06:30:30,064 INFO L902 garLoopResultBuilder]: At program point L3418(line 3418) the Hoare annotation is: true [2022-11-19 06:30:30,065 INFO L899 garLoopResultBuilder]: For program point L3418-1(line 3418) no Hoare annotation was computed. [2022-11-19 06:30:30,065 INFO L899 garLoopResultBuilder]: For program point L3567(lines 3567 3570) no Hoare annotation was computed. [2022-11-19 06:30:30,065 INFO L899 garLoopResultBuilder]: For program point L3567-2(lines 3567 3570) no Hoare annotation was computed. [2022-11-19 06:30:30,065 INFO L899 garLoopResultBuilder]: For program point L3485(lines 3485 3489) no Hoare annotation was computed. [2022-11-19 06:30:30,065 INFO L899 garLoopResultBuilder]: For program point L3419(lines 3419 3422) no Hoare annotation was computed. [2022-11-19 06:30:30,066 INFO L902 garLoopResultBuilder]: At program point L3568(line 3568) the Hoare annotation is: true [2022-11-19 06:30:30,066 INFO L899 garLoopResultBuilder]: For program point L3502(lines 3502 3505) no Hoare annotation was computed. [2022-11-19 06:30:30,066 INFO L899 garLoopResultBuilder]: For program point L3568-1(line 3568) no Hoare annotation was computed. [2022-11-19 06:30:30,066 INFO L899 garLoopResultBuilder]: For program point L3502-2(lines 3502 3505) no Hoare annotation was computed. [2022-11-19 06:30:30,066 INFO L902 garLoopResultBuilder]: At program point L3486(line 3486) the Hoare annotation is: true [2022-11-19 06:30:30,067 INFO L899 garLoopResultBuilder]: For program point L3519(line 3519) no Hoare annotation was computed. [2022-11-19 06:30:30,067 INFO L899 garLoopResultBuilder]: For program point L3486-1(line 3486) no Hoare annotation was computed. [2022-11-19 06:30:30,067 INFO L902 garLoopResultBuilder]: At program point L3602(lines 3412 3604) the Hoare annotation is: true [2022-11-19 06:30:30,067 INFO L899 garLoopResultBuilder]: For program point L3503-1(line 3503) no Hoare annotation was computed. [2022-11-19 06:30:30,067 INFO L902 garLoopResultBuilder]: At program point L3503(line 3503) the Hoare annotation is: true [2022-11-19 06:30:30,068 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)|))) [2022-11-19 06:30:30,068 INFO L899 garLoopResultBuilder]: For program point L4951(lines 4951 4954) no Hoare annotation was computed. [2022-11-19 06:30:30,068 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)|))) [2022-11-19 06:30:30,068 INFO L899 garLoopResultBuilder]: For program point L4953-1(lines 4951 4954) no Hoare annotation was computed. [2022-11-19 06:30:30,069 INFO L899 garLoopResultBuilder]: For program point ldv_mutex_unlock_phantom_mutexEXIT(lines 4948 4958) no Hoare annotation was computed. [2022-11-19 06:30:30,069 INFO L902 garLoopResultBuilder]: At program point IS_ERRENTRY(lines 3080 3086) the Hoare annotation is: true [2022-11-19 06:30:30,069 INFO L899 garLoopResultBuilder]: For program point L3083-1(line 3083) no Hoare annotation was computed. [2022-11-19 06:30:30,069 INFO L902 garLoopResultBuilder]: At program point L3083(line 3083) the Hoare annotation is: true [2022-11-19 06:30:30,069 INFO L899 garLoopResultBuilder]: For program point IS_ERREXIT(lines 3080 3086) no Hoare annotation was computed. [2022-11-19 06:30:30,073 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 06:30:30,076 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-19 06:30:30,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 06:30:30 BoogieIcfgContainer [2022-11-19 06:30:30,205 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-19 06:30:30,205 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-19 06:30:30,206 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-19 06:30:30,206 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-19 06:30:30,207 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:29:55" (3/4) ... [2022-11-19 06:30:30,211 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-19 06:30:30,220 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_from_user [2022-11-19 06:30:30,220 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure atomic_set [2022-11-19 06:30:30,220 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree [2022-11-19 06:30:30,220 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure free_irq [2022-11-19 06:30:30,221 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_iomap [2022-11-19 06:30:30,221 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_iounmap [2022-11-19 06:30:30,221 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure might_fault [2022-11-19 06:30:30,221 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure phantom_status [2022-11-19 06:30:30,221 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure class_destroy [2022-11-19 06:30:30,221 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_unlock [2022-11-19 06:30:30,222 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure class_remove_file [2022-11-19 06:30:30,222 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_disable_device [2022-11-19 06:30:30,222 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_to_user [2022-11-19 06:30:30,222 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2022-11-19 06:30:30,222 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure phantom_remove [2022-11-19 06:30:30,223 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure unregister_chrdev_region [2022-11-19 06:30:30,223 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_release_regions [2022-11-19 06:30:30,223 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure phantom_poll [2022-11-19 06:30:30,223 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure _raw_spin_lock_irqsave [2022-11-19 06:30:30,223 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_unlock_open_lock_of_phantom_device [2022-11-19 06:30:30,223 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2022-11-19 06:30:30,224 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_get_drvdata [2022-11-19 06:30:30,224 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure atomic_read [2022-11-19 06:30:30,224 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure iowrite32 [2022-11-19 06:30:30,224 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy [2022-11-19 06:30:30,224 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ioread32 [2022-11-19 06:30:30,225 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2022-11-19 06:30:30,225 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-11-19 06:30:30,225 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_lock [2022-11-19 06:30:30,225 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure _copy_from_user [2022-11-19 06:30:30,226 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spinlock_check [2022-11-19 06:30:30,226 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure phantom_ioctl [2022-11-19 06:30:30,226 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_unlock_phantom_mutex [2022-11-19 06:30:30,226 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2022-11-19 06:30:30,276 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 442 nodes and edges [2022-11-19 06:30:30,280 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 167 nodes and edges [2022-11-19 06:30:30,283 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 45 nodes and edges [2022-11-19 06:30:30,286 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2022-11-19 06:30:30,289 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-19 06:30:30,293 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-19 06:30:30,296 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-19 06:30:30,299 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-19 06:30:30,341 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) [2022-11-19 06:30:30,594 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6050876e-144e-4e81-8df1-a1c2ad483dc8/bin/utaipan-I9t0OCRTmS/witness.graphml [2022-11-19 06:30:30,595 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-19 06:30:30,596 INFO L158 Benchmark]: Toolchain (without parser) took 41399.36ms. Allocated memory was 130.0MB in the beginning and 666.9MB in the end (delta: 536.9MB). Free memory was 84.8MB in the beginning and 362.0MB in the end (delta: -277.2MB). Peak memory consumption was 256.0MB. Max. memory is 16.1GB. [2022-11-19 06:30:30,596 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 130.0MB. Free memory is still 108.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 06:30:30,597 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2119.42ms. Allocated memory was 130.0MB in the beginning and 163.6MB in the end (delta: 33.6MB). Free memory was 84.6MB in the beginning and 105.7MB in the end (delta: -21.0MB). Peak memory consumption was 56.9MB. Max. memory is 16.1GB. [2022-11-19 06:30:30,598 INFO L158 Benchmark]: Boogie Procedure Inliner took 225.75ms. Allocated memory is still 163.6MB. Free memory was 105.7MB in the beginning and 95.2MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-19 06:30:30,601 INFO L158 Benchmark]: Boogie Preprocessor took 196.03ms. Allocated memory is still 163.6MB. Free memory was 95.2MB in the beginning and 83.6MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-19 06:30:30,602 INFO L158 Benchmark]: RCFGBuilder took 3744.47ms. Allocated memory was 163.6MB in the beginning and 241.2MB in the end (delta: 77.6MB). Free memory was 83.6MB in the beginning and 135.7MB in the end (delta: -52.1MB). Peak memory consumption was 73.6MB. Max. memory is 16.1GB. [2022-11-19 06:30:30,602 INFO L158 Benchmark]: TraceAbstraction took 34713.91ms. Allocated memory was 241.2MB in the beginning and 666.9MB in the end (delta: 425.7MB). Free memory was 134.7MB in the beginning and 396.2MB in the end (delta: -261.5MB). Peak memory consumption was 361.3MB. Max. memory is 16.1GB. [2022-11-19 06:30:30,603 INFO L158 Benchmark]: Witness Printer took 389.50ms. Allocated memory is still 666.9MB. Free memory was 396.2MB in the beginning and 362.0MB in the end (delta: 34.2MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-11-19 06:30:30,606 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 130.0MB. Free memory is still 108.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2119.42ms. Allocated memory was 130.0MB in the beginning and 163.6MB in the end (delta: 33.6MB). Free memory was 84.6MB in the beginning and 105.7MB in the end (delta: -21.0MB). Peak memory consumption was 56.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 225.75ms. Allocated memory is still 163.6MB. Free memory was 105.7MB in the beginning and 95.2MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 196.03ms. Allocated memory is still 163.6MB. Free memory was 95.2MB in the beginning and 83.6MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 3744.47ms. Allocated memory was 163.6MB in the beginning and 241.2MB in the end (delta: 77.6MB). Free memory was 83.6MB in the beginning and 135.7MB in the end (delta: -52.1MB). Peak memory consumption was 73.6MB. Max. memory is 16.1GB. * TraceAbstraction took 34713.91ms. Allocated memory was 241.2MB in the beginning and 666.9MB in the end (delta: 425.7MB). Free memory was 134.7MB in the beginning and 396.2MB in the end (delta: -261.5MB). Peak memory consumption was 361.3MB. Max. memory is 16.1GB. * Witness Printer took 389.50ms. Allocated memory is still 666.9MB. Free memory was 396.2MB in the beginning and 362.0MB in the end (delta: 34.2MB). Peak memory consumption was 31.5MB. 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: 34.5s, OverallIterations: 13, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 9.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 13.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5667 SdHoareTripleChecker+Valid, 6.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5517 mSDsluCounter, 12426 SdHoareTripleChecker+Invalid, 5.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4944 mSDsCounter, 87 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2899 IncrementalHoareTripleChecker+Invalid, 2986 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 87 mSolverCounterUnsat, 7482 mSDtfsCounter, 2899 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 311 GetRequests, 288 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s 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: 2.2s AutomataMinimizationTime, 13 MinimizatonAttempts, 1096 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 222 LocationsWithAnnotation, 4966 PreInvPairs, 5356 NumberOfFragments, 3022 HoareAnnotationTreeSize, 4966 FomulaSimplifications, 1732 FormulaSimplificationTreeSizeReduction, 2.0s HoareSimplificationTime, 222 FomulaSimplificationsInter, 47433 FormulaSimplificationTreeSizeReductionInter, 10.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 5.7s InterpolantComputationTime, 1064 NumberOfCodeBlocks, 1064 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 1181 ConstructedInterpolants, 0 QuantifiedInterpolants, 1996 SizeOfPredicates, 7 NumberOfNonLiveVariables, 2302 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 && ((!(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))) && 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: 3224]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 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))) && 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: 3691]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 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))) && 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: 3857]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 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))) && 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 && ((!(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_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 - 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 && ((!(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))) && 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: 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 && ((!(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))) && 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: 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 && ((!(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_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 - InvariantResult [Line: 3782]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 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))) && 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: 3813]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 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))) && 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: 4395]: Loop Invariant Derived loop invariant: ((((((!(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)) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && 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 && ((!(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_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 - InvariantResult [Line: 3953]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 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))) && 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: 3801]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 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))) && 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: 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) && tmp + 4 <= 0) && !(ldv_state_variable_3 == 2)) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3236]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 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))) && 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: 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 && ((!(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))) && 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: 3993]: Loop Invariant Derived loop invariant: (((((ldv_mutex_open_lock_of_phantom_device == 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_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 - InvariantResult [Line: 4007]: Loop Invariant Derived loop invariant: (((((ldv_mutex_open_lock_of_phantom_device == 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_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 - InvariantResult [Line: 3616]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 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))) && 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: 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) && tmp <= 0) && ldv_mutex_open_lock_of_phantom_device == 2) && 0 < tmp + 1 - InvariantResult [Line: 4997]: Loop Invariant Derived loop invariant: (((((ldv_mutex_open_lock_of_phantom_device == 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_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 - InvariantResult [Line: 4214]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 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))) && 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: 4791]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 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))) && 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: 3982]: Loop Invariant Derived loop invariant: (((((ldv_mutex_open_lock_of_phantom_device == 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_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 - 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 && ((!(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))) && 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: -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 && ((!(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))) && 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: 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 && ((!(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_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 - InvariantResult [Line: 4177]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 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))) && 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: 3942]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 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))) && 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: 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 && ((!(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))) && 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: 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 && ((!(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))) && 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 && ((!(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_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 - 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 && ((!(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))) && 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: 3821]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 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))) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 RESULT: Ultimate proved your program to be correct! [2022-11-19 06:30:30,778 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6050876e-144e-4e81-8df1-a1c2ad483dc8/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE