./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 e04fb08f 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_dbe58df3-069d-463b-925a-5a1486bcba41/bin/utaipan-Xvt2sAort0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbe58df3-069d-463b-925a-5a1486bcba41/bin/utaipan-Xvt2sAort0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbe58df3-069d-463b-925a-5a1486bcba41/bin/utaipan-Xvt2sAort0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbe58df3-069d-463b-925a-5a1486bcba41/bin/utaipan-Xvt2sAort0/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_dbe58df3-069d-463b-925a-5a1486bcba41/bin/utaipan-Xvt2sAort0/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbe58df3-069d-463b-925a-5a1486bcba41/bin/utaipan-Xvt2sAort0 --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-e04fb08 [2022-11-16 20:24:54,027 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 20:24:54,030 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 20:24:54,079 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 20:24:54,086 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 20:24:54,088 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 20:24:54,090 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 20:24:54,096 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 20:24:54,098 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 20:24:54,102 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 20:24:54,103 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 20:24:54,104 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 20:24:54,108 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 20:24:54,109 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 20:24:54,113 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 20:24:54,115 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 20:24:54,118 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 20:24:54,119 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 20:24:54,121 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 20:24:54,128 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 20:24:54,130 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 20:24:54,134 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 20:24:54,136 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 20:24:54,137 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 20:24:54,142 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 20:24:54,148 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 20:24:54,149 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 20:24:54,150 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 20:24:54,150 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 20:24:54,151 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 20:24:54,153 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 20:24:54,154 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 20:24:54,156 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 20:24:54,157 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 20:24:54,159 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 20:24:54,160 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 20:24:54,161 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 20:24:54,161 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 20:24:54,162 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 20:24:54,163 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 20:24:54,164 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 20:24:54,164 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbe58df3-069d-463b-925a-5a1486bcba41/bin/utaipan-Xvt2sAort0/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-16 20:24:54,206 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 20:24:54,207 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 20:24:54,208 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 20:24:54,208 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 20:24:54,209 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 20:24:54,209 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 20:24:54,210 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-16 20:24:54,210 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-16 20:24:54,210 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-16 20:24:54,210 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-16 20:24:54,211 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-16 20:24:54,212 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-16 20:24:54,212 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-16 20:24:54,212 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-16 20:24:54,212 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-16 20:24:54,212 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-16 20:24:54,213 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-16 20:24:54,213 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-16 20:24:54,214 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 20:24:54,214 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 20:24:54,214 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 20:24:54,214 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 20:24:54,215 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 20:24:54,216 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 20:24:54,216 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 20:24:54,217 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 20:24:54,217 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 20:24:54,217 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 20:24:54,217 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 20:24:54,217 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 20:24:54,218 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 20:24:54,218 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-16 20:24:54,218 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 20:24:54,219 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 20:24:54,219 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-16 20:24:54,219 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 20:24:54,219 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 20:24:54,219 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-16 20:24:54,220 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_dbe58df3-069d-463b-925a-5a1486bcba41/bin/utaipan-Xvt2sAort0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbe58df3-069d-463b-925a-5a1486bcba41/bin/utaipan-Xvt2sAort0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d54ec533bcab354bf7ab20b9139a2cc0ce3cf7423a4c806e696ce4b9d5812e9 [2022-11-16 20:24:54,492 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 20:24:54,527 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 20:24:54,530 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 20:24:54,532 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 20:24:54,535 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 20:24:54,537 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbe58df3-069d-463b-925a-5a1486bcba41/bin/utaipan-Xvt2sAort0/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i [2022-11-16 20:24:54,607 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbe58df3-069d-463b-925a-5a1486bcba41/bin/utaipan-Xvt2sAort0/data/4642a8d1e/ca67805de1d1457da3fed472dbb85630/FLAG0ed022cc3 [2022-11-16 20:24:55,551 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 20:24:55,552 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbe58df3-069d-463b-925a-5a1486bcba41/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i [2022-11-16 20:24:55,588 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbe58df3-069d-463b-925a-5a1486bcba41/bin/utaipan-Xvt2sAort0/data/4642a8d1e/ca67805de1d1457da3fed472dbb85630/FLAG0ed022cc3 [2022-11-16 20:24:55,628 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbe58df3-069d-463b-925a-5a1486bcba41/bin/utaipan-Xvt2sAort0/data/4642a8d1e/ca67805de1d1457da3fed472dbb85630 [2022-11-16 20:24:55,631 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 20:24:55,632 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 20:24:55,634 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 20:24:55,634 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 20:24:55,641 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 20:24:55,647 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:24:55" (1/1) ... [2022-11-16 20:24:55,648 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28238874 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:24:55, skipping insertion in model container [2022-11-16 20:24:55,649 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:24:55" (1/1) ... [2022-11-16 20:24:55,657 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 20:24:55,748 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 20:24:56,961 WARN L229 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_dbe58df3-069d-463b-925a-5a1486bcba41/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i[129019,129032] [2022-11-16 20:24:57,098 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 20:24:57,120 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 20:24:57,289 WARN L229 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_dbe58df3-069d-463b-925a-5a1486bcba41/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i[129019,129032] [2022-11-16 20:24:57,306 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 20:24:57,387 INFO L208 MainTranslator]: Completed translation [2022-11-16 20:24:57,388 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:24:57 WrapperNode [2022-11-16 20:24:57,388 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 20:24:57,391 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 20:24:57,391 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 20:24:57,391 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 20:24:57,400 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:24:57" (1/1) ... [2022-11-16 20:24:57,499 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:24:57" (1/1) ... [2022-11-16 20:24:57,619 INFO L138 Inliner]: procedures = 176, calls = 857, calls flagged for inlining = 76, calls inlined = 63, statements flattened = 1441 [2022-11-16 20:24:57,621 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 20:24:57,622 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 20:24:57,623 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 20:24:57,624 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 20:24:57,634 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:24:57" (1/1) ... [2022-11-16 20:24:57,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:24:57" (1/1) ... [2022-11-16 20:24:57,668 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:24:57" (1/1) ... [2022-11-16 20:24:57,669 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:24:57" (1/1) ... [2022-11-16 20:24:57,746 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:24:57" (1/1) ... [2022-11-16 20:24:57,755 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:24:57" (1/1) ... [2022-11-16 20:24:57,763 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:24:57" (1/1) ... [2022-11-16 20:24:57,770 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:24:57" (1/1) ... [2022-11-16 20:24:57,785 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 20:24:57,785 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 20:24:57,786 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 20:24:57,786 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 20:24:57,795 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:24:57" (1/1) ... [2022-11-16 20:24:57,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 20:24:57,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbe58df3-069d-463b-925a-5a1486bcba41/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 20:24:57,841 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbe58df3-069d-463b-925a-5a1486bcba41/bin/utaipan-Xvt2sAort0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 20:24:57,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbe58df3-069d-463b-925a-5a1486bcba41/bin/utaipan-Xvt2sAort0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 20:24:57,892 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-16 20:24:57,892 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-16 20:24:57,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-16 20:24:57,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-16 20:24:57,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-16 20:24:57,893 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-16 20:24:57,893 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-16 20:24:57,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-16 20:24:57,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-16 20:24:57,893 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-16 20:24:57,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-16 20:24:57,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-16 20:24:57,894 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-16 20:24:57,894 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-16 20:24:57,894 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-16 20:24:57,894 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-16 20:24:57,894 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2022-11-16 20:24:57,895 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2022-11-16 20:24:57,895 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2022-11-16 20:24:57,895 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2022-11-16 20:24:57,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-16 20:24:57,895 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-16 20:24:57,895 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-16 20:24:57,896 INFO L130 BoogieDeclarations]: Found specification of procedure class_remove_file [2022-11-16 20:24:57,896 INFO L138 BoogieDeclarations]: Found implementation of procedure class_remove_file [2022-11-16 20:24:57,896 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-16 20:24:57,896 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-16 20:24:57,896 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-11-16 20:24:57,897 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-11-16 20:24:57,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-16 20:24:57,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-16 20:24:57,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_open_lock_of_phantom_device [2022-11-16 20:24:57,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_open_lock_of_phantom_device [2022-11-16 20:24:57,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-16 20:24:57,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-16 20:24:57,898 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-16 20:24:57,898 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-16 20:24:57,899 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2022-11-16 20:24:57,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2022-11-16 20:24:57,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-16 20:24:57,899 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-11-16 20:24:57,899 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-11-16 20:24:57,899 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-16 20:24:57,900 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-16 20:24:57,900 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-11-16 20:24:57,900 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-11-16 20:24:57,900 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 20:24:57,901 INFO L130 BoogieDeclarations]: Found specification of procedure phantom_status [2022-11-16 20:24:57,902 INFO L138 BoogieDeclarations]: Found implementation of procedure phantom_status [2022-11-16 20:24:57,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-16 20:24:57,903 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 20:24:57,903 INFO L130 BoogieDeclarations]: Found specification of procedure phantom_remove [2022-11-16 20:24:57,904 INFO L138 BoogieDeclarations]: Found implementation of procedure phantom_remove [2022-11-16 20:24:57,904 INFO L130 BoogieDeclarations]: Found specification of procedure phantom_poll [2022-11-16 20:24:57,905 INFO L138 BoogieDeclarations]: Found implementation of procedure phantom_poll [2022-11-16 20:24:57,905 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-16 20:24:57,905 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-16 20:24:57,906 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-16 20:24:57,906 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-11-16 20:24:57,906 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-11-16 20:24:57,906 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-16 20:24:57,906 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-16 20:24:57,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 20:24:57,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-16 20:24:57,907 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2022-11-16 20:24:57,907 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2022-11-16 20:24:57,907 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-16 20:24:57,907 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-16 20:24:57,907 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2022-11-16 20:24:57,907 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2022-11-16 20:24:57,907 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-16 20:24:57,908 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-16 20:24:57,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 20:24:57,908 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-16 20:24:57,908 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-16 20:24:57,908 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-16 20:24:57,909 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 20:24:57,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 20:24:57,910 INFO L130 BoogieDeclarations]: Found specification of procedure phantom_ioctl [2022-11-16 20:24:57,910 INFO L138 BoogieDeclarations]: Found implementation of procedure phantom_ioctl [2022-11-16 20:24:57,910 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_phantom_mutex [2022-11-16 20:24:57,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_phantom_mutex [2022-11-16 20:24:57,911 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-16 20:24:57,911 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-16 20:24:58,536 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 20:24:58,539 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 20:25:00,728 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 20:25:01,234 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 20:25:01,234 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-16 20:25:01,238 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:25:01 BoogieIcfgContainer [2022-11-16 20:25:01,238 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 20:25:01,241 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 20:25:01,241 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 20:25:01,246 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 20:25:01,246 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 08:24:55" (1/3) ... [2022-11-16 20:25:01,247 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f7d9ba2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 08:25:01, skipping insertion in model container [2022-11-16 20:25:01,247 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:24:57" (2/3) ... [2022-11-16 20:25:01,248 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f7d9ba2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 08:25:01, skipping insertion in model container [2022-11-16 20:25:01,248 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:25:01" (3/3) ... [2022-11-16 20:25:01,250 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i [2022-11-16 20:25:01,273 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 20:25:01,273 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-16 20:25:01,360 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 20:25:01,368 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;@42b3579c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 20:25:01,368 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-16 20:25:01,375 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) [2022-11-16 20:25:01,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-16 20:25:01,384 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:25:01,385 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 20:25:01,386 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 20:25:01,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:25:01,392 INFO L85 PathProgramCache]: Analyzing trace with hash -1640359943, now seen corresponding path program 1 times [2022-11-16 20:25:01,404 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:25:01,404 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946221076] [2022-11-16 20:25:01,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:25:01,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:25:01,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:25:01,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 20:25:01,980 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:25:01,981 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1946221076] [2022-11-16 20:25:01,987 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1946221076] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:25:01,987 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 20:25:01,987 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-16 20:25:01,991 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1688680476] [2022-11-16 20:25:01,991 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:25:01,996 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 20:25:01,998 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 20:25:02,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 20:25:02,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 20:25:02,048 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) [2022-11-16 20:25:02,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:25:02,769 INFO L93 Difference]: Finished difference Result 984 states and 1424 transitions. [2022-11-16 20:25:02,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 20:25:02,774 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 [2022-11-16 20:25:02,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:25:02,797 INFO L225 Difference]: With dead ends: 984 [2022-11-16 20:25:02,798 INFO L226 Difference]: Without dead ends: 559 [2022-11-16 20:25:02,806 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 [2022-11-16 20:25:02,809 INFO L413 NwaCegarLoop]: 538 mSDtfsCounter, 216 mSDsluCounter, 463 mSDsCounter, 0 mSdLazyCounter, 194 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s 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, 0.5s IncrementalHoareTripleChecker+Time [2022-11-16 20:25:02,811 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [216 Valid, 1001 Invalid, 197 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 194 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-16 20:25:02,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 559 states. [2022-11-16 20:25:02,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 559 to 543. [2022-11-16 20:25:02,903 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) [2022-11-16 20:25:02,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 543 states and 768 transitions. [2022-11-16 20:25:02,910 INFO L78 Accepts]: Start accepts. Automaton has 543 states and 768 transitions. Word has length 11 [2022-11-16 20:25:02,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:25:02,910 INFO L495 AbstractCegarLoop]: Abstraction has 543 states and 768 transitions. [2022-11-16 20:25:02,911 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) [2022-11-16 20:25:02,911 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 768 transitions. [2022-11-16 20:25:02,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-16 20:25:02,913 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:25:02,913 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] [2022-11-16 20:25:02,914 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-16 20:25:02,914 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 20:25:02,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:25:02,915 INFO L85 PathProgramCache]: Analyzing trace with hash -1730681836, now seen corresponding path program 1 times [2022-11-16 20:25:02,915 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:25:02,915 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476505186] [2022-11-16 20:25:02,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:25:02,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:25:02,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:25:03,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 20:25:03,091 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:25:03,091 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [476505186] [2022-11-16 20:25:03,091 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [476505186] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:25:03,091 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 20:25:03,091 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 20:25:03,092 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [886863251] [2022-11-16 20:25:03,092 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:25:03,093 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 20:25:03,093 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 20:25:03,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 20:25:03,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 20:25:03,099 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) [2022-11-16 20:25:03,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:25:03,735 INFO L93 Difference]: Finished difference Result 1571 states and 2214 transitions. [2022-11-16 20:25:03,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 20:25:03,736 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 [2022-11-16 20:25:03,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:25:03,749 INFO L225 Difference]: With dead ends: 1571 [2022-11-16 20:25:03,749 INFO L226 Difference]: Without dead ends: 1029 [2022-11-16 20:25:03,755 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 [2022-11-16 20:25:03,760 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 [2022-11-16 20:25:03,761 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] [2022-11-16 20:25:03,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1029 states. [2022-11-16 20:25:03,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1029 to 1022. [2022-11-16 20:25:03,939 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) [2022-11-16 20:25:03,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 1022 states and 1435 transitions. [2022-11-16 20:25:03,951 INFO L78 Accepts]: Start accepts. Automaton has 1022 states and 1435 transitions. Word has length 25 [2022-11-16 20:25:03,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:25:03,952 INFO L495 AbstractCegarLoop]: Abstraction has 1022 states and 1435 transitions. [2022-11-16 20:25:03,952 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) [2022-11-16 20:25:03,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1435 transitions. [2022-11-16 20:25:03,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-16 20:25:03,961 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:25:03,961 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] [2022-11-16 20:25:03,961 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-16 20:25:03,962 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 20:25:03,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:25:03,964 INFO L85 PathProgramCache]: Analyzing trace with hash 2135360055, now seen corresponding path program 1 times [2022-11-16 20:25:03,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:25:03,965 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [270816280] [2022-11-16 20:25:03,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:25:03,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:25:04,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:25:04,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 20:25:04,240 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:25:04,241 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [270816280] [2022-11-16 20:25:04,241 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [270816280] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:25:04,241 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 20:25:04,241 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 20:25:04,242 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1921785640] [2022-11-16 20:25:04,242 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:25:04,242 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 20:25:04,243 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 20:25:04,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 20:25:04,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 20:25:04,244 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) [2022-11-16 20:25:04,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:25:04,569 INFO L93 Difference]: Finished difference Result 1024 states and 1436 transitions. [2022-11-16 20:25:04,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 20:25:04,570 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 [2022-11-16 20:25:04,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:25:04,577 INFO L225 Difference]: With dead ends: 1024 [2022-11-16 20:25:04,577 INFO L226 Difference]: Without dead ends: 1021 [2022-11-16 20:25:04,578 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 [2022-11-16 20:25:04,579 INFO L413 NwaCegarLoop]: 505 mSDtfsCounter, 578 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 578 SdHoareTripleChecker+Valid, 505 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-16 20:25:04,580 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [578 Valid, 505 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-16 20:25:04,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1021 states. [2022-11-16 20:25:04,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1021 to 1021. [2022-11-16 20:25:04,659 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) [2022-11-16 20:25:04,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 1021 states and 1433 transitions. [2022-11-16 20:25:04,679 INFO L78 Accepts]: Start accepts. Automaton has 1021 states and 1433 transitions. Word has length 28 [2022-11-16 20:25:04,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:25:04,679 INFO L495 AbstractCegarLoop]: Abstraction has 1021 states and 1433 transitions. [2022-11-16 20:25:04,680 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) [2022-11-16 20:25:04,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 1433 transitions. [2022-11-16 20:25:04,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-16 20:25:04,681 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:25:04,681 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] [2022-11-16 20:25:04,682 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-16 20:25:04,682 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 20:25:04,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:25:04,683 INFO L85 PathProgramCache]: Analyzing trace with hash 1771144777, now seen corresponding path program 1 times [2022-11-16 20:25:04,683 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:25:04,683 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992672780] [2022-11-16 20:25:04,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:25:04,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:25:04,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:25:04,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 20:25:04,963 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:25:04,964 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1992672780] [2022-11-16 20:25:04,964 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1992672780] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:25:04,964 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 20:25:04,964 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 20:25:04,964 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [102971476] [2022-11-16 20:25:04,964 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:25:04,966 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 20:25:04,966 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 20:25:04,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 20:25:04,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 20:25:04,967 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) [2022-11-16 20:25:05,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:25:05,298 INFO L93 Difference]: Finished difference Result 1023 states and 1434 transitions. [2022-11-16 20:25:05,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 20:25:05,299 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 [2022-11-16 20:25:05,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:25:05,306 INFO L225 Difference]: With dead ends: 1023 [2022-11-16 20:25:05,306 INFO L226 Difference]: Without dead ends: 1020 [2022-11-16 20:25:05,307 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 [2022-11-16 20:25:05,309 INFO L413 NwaCegarLoop]: 503 mSDtfsCounter, 575 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 575 SdHoareTripleChecker+Valid, 503 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-16 20:25:05,309 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [575 Valid, 503 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-16 20:25:05,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1020 states. [2022-11-16 20:25:05,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1020 to 1020. [2022-11-16 20:25:05,391 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) [2022-11-16 20:25:05,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 1020 states and 1431 transitions. [2022-11-16 20:25:05,397 INFO L78 Accepts]: Start accepts. Automaton has 1020 states and 1431 transitions. Word has length 29 [2022-11-16 20:25:05,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:25:05,398 INFO L495 AbstractCegarLoop]: Abstraction has 1020 states and 1431 transitions. [2022-11-16 20:25:05,398 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) [2022-11-16 20:25:05,398 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1431 transitions. [2022-11-16 20:25:05,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-16 20:25:05,399 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:25:05,399 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] [2022-11-16 20:25:05,400 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-16 20:25:05,400 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 20:25:05,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:25:05,400 INFO L85 PathProgramCache]: Analyzing trace with hash -929589382, now seen corresponding path program 1 times [2022-11-16 20:25:05,400 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:25:05,401 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [847546075] [2022-11-16 20:25:05,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:25:05,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:25:05,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:25:05,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 20:25:05,543 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:25:05,544 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [847546075] [2022-11-16 20:25:05,544 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [847546075] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:25:05,544 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 20:25:05,544 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 20:25:05,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [757877669] [2022-11-16 20:25:05,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:25:05,545 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 20:25:05,545 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 20:25:05,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 20:25:05,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 20:25:05,546 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) [2022-11-16 20:25:05,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:25:05,878 INFO L93 Difference]: Finished difference Result 1022 states and 1432 transitions. [2022-11-16 20:25:05,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 20:25:05,879 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 [2022-11-16 20:25:05,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:25:05,887 INFO L225 Difference]: With dead ends: 1022 [2022-11-16 20:25:05,887 INFO L226 Difference]: Without dead ends: 1019 [2022-11-16 20:25:05,888 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 [2022-11-16 20:25:05,896 INFO L413 NwaCegarLoop]: 501 mSDtfsCounter, 572 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 572 SdHoareTripleChecker+Valid, 501 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-16 20:25:05,897 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [572 Valid, 501 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-16 20:25:05,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1019 states. [2022-11-16 20:25:05,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1019 to 1019. [2022-11-16 20:25:05,979 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) [2022-11-16 20:25:05,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 1019 states and 1429 transitions. [2022-11-16 20:25:05,985 INFO L78 Accepts]: Start accepts. Automaton has 1019 states and 1429 transitions. Word has length 30 [2022-11-16 20:25:05,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:25:05,985 INFO L495 AbstractCegarLoop]: Abstraction has 1019 states and 1429 transitions. [2022-11-16 20:25:05,986 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) [2022-11-16 20:25:05,986 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 1429 transitions. [2022-11-16 20:25:05,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-16 20:25:05,988 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:25:05,988 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] [2022-11-16 20:25:05,989 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-16 20:25:05,989 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 20:25:05,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:25:05,989 INFO L85 PathProgramCache]: Analyzing trace with hash 1247002476, now seen corresponding path program 1 times [2022-11-16 20:25:05,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:25:05,991 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1496039004] [2022-11-16 20:25:05,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:25:05,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:25:06,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:25:06,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 20:25:06,187 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:25:06,187 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1496039004] [2022-11-16 20:25:06,188 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1496039004] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:25:06,188 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 20:25:06,188 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 20:25:06,188 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [563222982] [2022-11-16 20:25:06,188 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:25:06,189 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 20:25:06,189 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 20:25:06,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 20:25:06,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 20:25:06,190 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) [2022-11-16 20:25:06,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:25:06,857 INFO L93 Difference]: Finished difference Result 1964 states and 2745 transitions. [2022-11-16 20:25:06,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 20:25:06,857 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 [2022-11-16 20:25:06,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:25:06,869 INFO L225 Difference]: With dead ends: 1964 [2022-11-16 20:25:06,869 INFO L226 Difference]: Without dead ends: 1959 [2022-11-16 20:25:06,871 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 [2022-11-16 20:25:06,873 INFO L413 NwaCegarLoop]: 626 mSDtfsCounter, 531 mSDsluCounter, 471 mSDsCounter, 0 mSdLazyCounter, 190 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s 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 [2022-11-16 20:25:06,874 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] [2022-11-16 20:25:06,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1959 states. [2022-11-16 20:25:07,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1959 to 1955. [2022-11-16 20:25:07,029 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) [2022-11-16 20:25:07,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1955 states to 1955 states and 2733 transitions. [2022-11-16 20:25:07,041 INFO L78 Accepts]: Start accepts. Automaton has 1955 states and 2733 transitions. Word has length 31 [2022-11-16 20:25:07,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:25:07,041 INFO L495 AbstractCegarLoop]: Abstraction has 1955 states and 2733 transitions. [2022-11-16 20:25:07,042 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) [2022-11-16 20:25:07,042 INFO L276 IsEmpty]: Start isEmpty. Operand 1955 states and 2733 transitions. [2022-11-16 20:25:07,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-16 20:25:07,043 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:25:07,043 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] [2022-11-16 20:25:07,043 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-16 20:25:07,044 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 20:25:07,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:25:07,044 INFO L85 PathProgramCache]: Analyzing trace with hash 1878205, now seen corresponding path program 1 times [2022-11-16 20:25:07,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:25:07,045 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1840136785] [2022-11-16 20:25:07,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:25:07,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:25:07,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:25:07,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 20:25:07,211 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:25:07,211 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1840136785] [2022-11-16 20:25:07,212 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1840136785] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:25:07,212 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 20:25:07,212 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 20:25:07,212 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1680845113] [2022-11-16 20:25:07,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:25:07,213 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 20:25:07,213 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 20:25:07,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 20:25:07,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 20:25:07,214 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) [2022-11-16 20:25:07,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:25:07,645 INFO L93 Difference]: Finished difference Result 1984 states and 2752 transitions. [2022-11-16 20:25:07,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 20:25:07,646 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 [2022-11-16 20:25:07,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:25:07,658 INFO L225 Difference]: With dead ends: 1984 [2022-11-16 20:25:07,659 INFO L226 Difference]: Without dead ends: 1949 [2022-11-16 20:25:07,660 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 [2022-11-16 20:25:07,661 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, 0.2s IncrementalHoareTripleChecker+Time [2022-11-16 20:25:07,662 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [527 Valid, 539 Invalid, 104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-16 20:25:07,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1949 states. [2022-11-16 20:25:07,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1949 to 1946. [2022-11-16 20:25:07,889 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) [2022-11-16 20:25:07,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1946 states to 1946 states and 2706 transitions. [2022-11-16 20:25:07,904 INFO L78 Accepts]: Start accepts. Automaton has 1946 states and 2706 transitions. Word has length 32 [2022-11-16 20:25:07,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:25:07,904 INFO L495 AbstractCegarLoop]: Abstraction has 1946 states and 2706 transitions. [2022-11-16 20:25:07,905 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) [2022-11-16 20:25:07,905 INFO L276 IsEmpty]: Start isEmpty. Operand 1946 states and 2706 transitions. [2022-11-16 20:25:07,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-11-16 20:25:07,913 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:25:07,914 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] [2022-11-16 20:25:07,914 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-16 20:25:07,914 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 20:25:07,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:25:07,915 INFO L85 PathProgramCache]: Analyzing trace with hash 1623430545, now seen corresponding path program 1 times [2022-11-16 20:25:07,915 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:25:07,915 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2136786164] [2022-11-16 20:25:07,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:25:07,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:25:08,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:25:08,212 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-16 20:25:08,212 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:25:08,212 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2136786164] [2022-11-16 20:25:08,212 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2136786164] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:25:08,213 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 20:25:08,213 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 20:25:08,213 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342364419] [2022-11-16 20:25:08,213 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:25:08,215 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 20:25:08,215 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 20:25:08,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 20:25:08,216 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 20:25:08,216 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) [2022-11-16 20:25:08,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:25:08,830 INFO L93 Difference]: Finished difference Result 3686 states and 5089 transitions. [2022-11-16 20:25:08,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 20:25:08,831 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 [2022-11-16 20:25:08,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:25:08,841 INFO L225 Difference]: With dead ends: 3686 [2022-11-16 20:25:08,841 INFO L226 Difference]: Without dead ends: 1741 [2022-11-16 20:25:08,849 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 [2022-11-16 20:25:08,849 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, 0.4s IncrementalHoareTripleChecker+Time [2022-11-16 20:25:08,850 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [423 Valid, 1240 Invalid, 227 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 226 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-16 20:25:08,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1741 states. [2022-11-16 20:25:09,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1741 to 1603. [2022-11-16 20:25:09,020 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) [2022-11-16 20:25:09,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1603 states to 1603 states and 2226 transitions. [2022-11-16 20:25:09,033 INFO L78 Accepts]: Start accepts. Automaton has 1603 states and 2226 transitions. Word has length 94 [2022-11-16 20:25:09,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:25:09,034 INFO L495 AbstractCegarLoop]: Abstraction has 1603 states and 2226 transitions. [2022-11-16 20:25:09,034 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) [2022-11-16 20:25:09,034 INFO L276 IsEmpty]: Start isEmpty. Operand 1603 states and 2226 transitions. [2022-11-16 20:25:09,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-11-16 20:25:09,037 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:25:09,038 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] [2022-11-16 20:25:09,038 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-16 20:25:09,038 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 20:25:09,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:25:09,039 INFO L85 PathProgramCache]: Analyzing trace with hash -874652979, now seen corresponding path program 1 times [2022-11-16 20:25:09,039 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:25:09,039 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [977835920] [2022-11-16 20:25:09,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:25:09,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:25:09,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:25:09,487 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-11-16 20:25:09,487 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:25:09,487 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [977835920] [2022-11-16 20:25:09,487 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [977835920] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:25:09,487 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 20:25:09,488 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 20:25:09,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1782622828] [2022-11-16 20:25:09,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:25:09,489 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 20:25:09,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 20:25:09,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 20:25:09,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 20:25:09,490 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) [2022-11-16 20:25:09,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:25:09,935 INFO L93 Difference]: Finished difference Result 1608 states and 2229 transitions. [2022-11-16 20:25:09,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 20:25:09,936 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 [2022-11-16 20:25:09,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:25:09,949 INFO L225 Difference]: With dead ends: 1608 [2022-11-16 20:25:09,949 INFO L226 Difference]: Without dead ends: 1605 [2022-11-16 20:25:09,950 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 [2022-11-16 20:25:09,953 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, 0.3s IncrementalHoareTripleChecker+Time [2022-11-16 20:25:09,953 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 956 Invalid, 180 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 180 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-16 20:25:09,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1605 states. [2022-11-16 20:25:10,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1605 to 1602. [2022-11-16 20:25:10,122 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) [2022-11-16 20:25:10,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1602 states to 1602 states and 2221 transitions. [2022-11-16 20:25:10,132 INFO L78 Accepts]: Start accepts. Automaton has 1602 states and 2221 transitions. Word has length 117 [2022-11-16 20:25:10,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:25:10,133 INFO L495 AbstractCegarLoop]: Abstraction has 1602 states and 2221 transitions. [2022-11-16 20:25:10,133 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) [2022-11-16 20:25:10,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1602 states and 2221 transitions. [2022-11-16 20:25:10,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-11-16 20:25:10,143 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:25:10,143 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] [2022-11-16 20:25:10,144 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-16 20:25:10,144 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 20:25:10,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:25:10,145 INFO L85 PathProgramCache]: Analyzing trace with hash -972312188, now seen corresponding path program 1 times [2022-11-16 20:25:10,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:25:10,146 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448393471] [2022-11-16 20:25:10,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:25:10,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:25:10,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:25:10,900 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-11-16 20:25:10,900 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:25:10,900 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448393471] [2022-11-16 20:25:10,901 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [448393471] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:25:10,901 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 20:25:10,901 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 20:25:10,901 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215050146] [2022-11-16 20:25:10,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:25:10,902 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 20:25:10,902 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 20:25:10,902 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 20:25:10,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-16 20:25:10,903 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) [2022-11-16 20:25:11,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:25:11,747 INFO L93 Difference]: Finished difference Result 1660 states and 2286 transitions. [2022-11-16 20:25:11,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-16 20:25:11,748 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 [2022-11-16 20:25:11,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:25:11,757 INFO L225 Difference]: With dead ends: 1660 [2022-11-16 20:25:11,757 INFO L226 Difference]: Without dead ends: 1657 [2022-11-16 20:25:11,759 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 [2022-11-16 20:25:11,759 INFO L413 NwaCegarLoop]: 658 mSDtfsCounter, 197 mSDsluCounter, 995 mSDsCounter, 0 mSdLazyCounter, 455 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 234 SdHoareTripleChecker+Valid, 1653 SdHoareTripleChecker+Invalid, 457 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 455 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-16 20:25:11,760 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [234 Valid, 1653 Invalid, 457 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 455 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-16 20:25:11,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1657 states. [2022-11-16 20:25:11,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1657 to 1655. [2022-11-16 20:25:11,899 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) [2022-11-16 20:25:11,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 1655 states and 2278 transitions. [2022-11-16 20:25:11,908 INFO L78 Accepts]: Start accepts. Automaton has 1655 states and 2278 transitions. Word has length 118 [2022-11-16 20:25:11,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:25:11,910 INFO L495 AbstractCegarLoop]: Abstraction has 1655 states and 2278 transitions. [2022-11-16 20:25:11,910 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) [2022-11-16 20:25:11,910 INFO L276 IsEmpty]: Start isEmpty. Operand 1655 states and 2278 transitions. [2022-11-16 20:25:11,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-11-16 20:25:11,915 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:25:11,915 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] [2022-11-16 20:25:11,916 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-16 20:25:11,916 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 20:25:11,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:25:11,917 INFO L85 PathProgramCache]: Analyzing trace with hash -1489747582, now seen corresponding path program 1 times [2022-11-16 20:25:11,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:25:11,917 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1208557312] [2022-11-16 20:25:11,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:25:11,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:25:12,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:25:12,972 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 15 proven. 3 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-11-16 20:25:12,972 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:25:12,973 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1208557312] [2022-11-16 20:25:12,973 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1208557312] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 20:25:12,973 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [274680438] [2022-11-16 20:25:12,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:25:12,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 20:25:12,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbe58df3-069d-463b-925a-5a1486bcba41/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 20:25:12,977 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbe58df3-069d-463b-925a-5a1486bcba41/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 20:25:12,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbe58df3-069d-463b-925a-5a1486bcba41/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-16 20:25:13,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:25:13,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 2302 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-16 20:25:13,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 20:25:14,026 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-11-16 20:25:14,026 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 20:25:14,230 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-11-16 20:25:14,231 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [274680438] provided 1 perfect and 1 imperfect interpolant sequences [2022-11-16 20:25:14,231 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-16 20:25:14,231 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7, 5] total 11 [2022-11-16 20:25:14,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1818903055] [2022-11-16 20:25:14,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:25:14,232 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 20:25:14,232 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 20:25:14,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 20:25:14,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=67, Unknown=0, NotChecked=0, Total=110 [2022-11-16 20:25:14,233 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) [2022-11-16 20:25:15,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:25:15,719 INFO L93 Difference]: Finished difference Result 3413 states and 4750 transitions. [2022-11-16 20:25:15,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 20:25:15,720 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 [2022-11-16 20:25:15,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:25:15,730 INFO L225 Difference]: With dead ends: 3413 [2022-11-16 20:25:15,730 INFO L226 Difference]: Without dead ends: 1771 [2022-11-16 20:25:15,736 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 [2022-11-16 20:25:15,737 INFO L413 NwaCegarLoop]: 621 mSDtfsCounter, 599 mSDsluCounter, 963 mSDsCounter, 0 mSdLazyCounter, 765 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 656 SdHoareTripleChecker+Valid, 1584 SdHoareTripleChecker+Invalid, 819 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 765 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-16 20:25:15,737 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [656 Valid, 1584 Invalid, 819 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 765 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-16 20:25:15,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1771 states. [2022-11-16 20:25:15,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1771 to 1535. [2022-11-16 20:25:15,883 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) [2022-11-16 20:25:15,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1535 states to 1535 states and 2082 transitions. [2022-11-16 20:25:15,890 INFO L78 Accepts]: Start accepts. Automaton has 1535 states and 2082 transitions. Word has length 132 [2022-11-16 20:25:15,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:25:15,890 INFO L495 AbstractCegarLoop]: Abstraction has 1535 states and 2082 transitions. [2022-11-16 20:25:15,891 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) [2022-11-16 20:25:15,891 INFO L276 IsEmpty]: Start isEmpty. Operand 1535 states and 2082 transitions. [2022-11-16 20:25:15,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2022-11-16 20:25:15,894 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:25:15,894 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] [2022-11-16 20:25:15,918 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbe58df3-069d-463b-925a-5a1486bcba41/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-16 20:25:16,104 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbe58df3-069d-463b-925a-5a1486bcba41/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 20:25:16,104 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 20:25:16,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:25:16,105 INFO L85 PathProgramCache]: Analyzing trace with hash -2071054696, now seen corresponding path program 1 times [2022-11-16 20:25:16,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:25:16,105 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1866616101] [2022-11-16 20:25:16,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:25:16,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:25:16,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:25:16,648 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-11-16 20:25:16,648 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:25:16,648 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1866616101] [2022-11-16 20:25:16,649 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1866616101] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:25:16,649 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 20:25:16,649 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 20:25:16,649 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82632437] [2022-11-16 20:25:16,649 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:25:16,650 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 20:25:16,650 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 20:25:16,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 20:25:16,650 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 20:25:16,651 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) [2022-11-16 20:25:17,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:25:17,311 INFO L93 Difference]: Finished difference Result 3749 states and 5288 transitions. [2022-11-16 20:25:17,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 20:25:17,311 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 [2022-11-16 20:25:17,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:25:17,323 INFO L225 Difference]: With dead ends: 3749 [2022-11-16 20:25:17,323 INFO L226 Difference]: Without dead ends: 2227 [2022-11-16 20:25:17,329 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 [2022-11-16 20:25:17,329 INFO L413 NwaCegarLoop]: 650 mSDtfsCounter, 160 mSDsluCounter, 513 mSDsCounter, 0 mSdLazyCounter, 204 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s 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, 0.4s IncrementalHoareTripleChecker+Time [2022-11-16 20:25:17,330 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [213 Valid, 1163 Invalid, 204 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 204 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-16 20:25:17,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2227 states. [2022-11-16 20:25:17,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2227 to 1540. [2022-11-16 20:25:17,529 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) [2022-11-16 20:25:17,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1540 states to 1540 states and 2087 transitions. [2022-11-16 20:25:17,547 INFO L78 Accepts]: Start accepts. Automaton has 1540 states and 2087 transitions. Word has length 142 [2022-11-16 20:25:17,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:25:17,547 INFO L495 AbstractCegarLoop]: Abstraction has 1540 states and 2087 transitions. [2022-11-16 20:25:17,548 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) [2022-11-16 20:25:17,549 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 2087 transitions. [2022-11-16 20:25:17,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-11-16 20:25:17,553 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:25:17,554 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] [2022-11-16 20:25:17,554 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-16 20:25:17,554 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 20:25:17,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:25:17,555 INFO L85 PathProgramCache]: Analyzing trace with hash -2144286440, now seen corresponding path program 1 times [2022-11-16 20:25:17,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:25:17,555 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1938177330] [2022-11-16 20:25:17,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:25:17,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:25:18,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:25:18,882 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2022-11-16 20:25:18,882 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:25:18,882 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1938177330] [2022-11-16 20:25:18,882 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1938177330] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:25:18,883 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 20:25:18,883 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 20:25:18,883 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1108032874] [2022-11-16 20:25:18,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:25:18,884 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 20:25:18,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 20:25:18,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 20:25:18,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-16 20:25:18,885 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) [2022-11-16 20:25:19,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:25:19,359 INFO L93 Difference]: Finished difference Result 1540 states and 2087 transitions. [2022-11-16 20:25:19,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-16 20:25:19,360 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 [2022-11-16 20:25:19,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:25:19,361 INFO L225 Difference]: With dead ends: 1540 [2022-11-16 20:25:19,361 INFO L226 Difference]: Without dead ends: 0 [2022-11-16 20:25:19,365 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 [2022-11-16 20:25:19,366 INFO L413 NwaCegarLoop]: 507 mSDtfsCounter, 541 mSDsluCounter, 70 mSDsCounter, 0 mSdLazyCounter, 130 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 544 SdHoareTripleChecker+Valid, 577 SdHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 130 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-16 20:25:19,367 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [544 Valid, 577 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 130 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-16 20:25:19,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-16 20:25:19,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-16 20:25:19,368 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) [2022-11-16 20:25:19,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-16 20:25:19,369 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 143 [2022-11-16 20:25:19,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:25:19,369 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 20:25:19,370 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) [2022-11-16 20:25:19,370 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-16 20:25:19,370 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-16 20:25:19,373 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-16 20:25:19,374 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-16 20:25:19,376 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-16 20:25:30,745 INFO L902 garLoopResultBuilder]: At program point L3291-2(lines 3291 3295) the Hoare annotation is: true [2022-11-16 20:25:30,745 INFO L899 garLoopResultBuilder]: For program point L3287-1(line 3287) no Hoare annotation was computed. [2022-11-16 20:25:30,745 INFO L902 garLoopResultBuilder]: At program point L3287(line 3287) the Hoare annotation is: true [2022-11-16 20:25:30,745 INFO L899 garLoopResultBuilder]: For program point L3285-1(line 3285) no Hoare annotation was computed. [2022-11-16 20:25:30,746 INFO L902 garLoopResultBuilder]: At program point L3285(line 3285) the Hoare annotation is: true [2022-11-16 20:25:30,746 INFO L899 garLoopResultBuilder]: For program point L3283-1(line 3283) no Hoare annotation was computed. [2022-11-16 20:25:30,746 INFO L902 garLoopResultBuilder]: At program point L3283(line 3283) the Hoare annotation is: true [2022-11-16 20:25:30,746 INFO L899 garLoopResultBuilder]: For program point L3281(line 3281) no Hoare annotation was computed. [2022-11-16 20:25:30,746 INFO L902 garLoopResultBuilder]: At program point copy_from_userENTRY(lines 3270 3301) the Hoare annotation is: true [2022-11-16 20:25:30,746 INFO L899 garLoopResultBuilder]: For program point copy_from_userEXIT(lines 3270 3301) no Hoare annotation was computed. [2022-11-16 20:25:30,747 INFO L899 garLoopResultBuilder]: For program point L3296(line 3296) no Hoare annotation was computed. [2022-11-16 20:25:30,747 INFO L902 garLoopResultBuilder]: At program point L3290(line 3290) the Hoare annotation is: true [2022-11-16 20:25:30,747 INFO L899 garLoopResultBuilder]: For program point L3290-1(line 3290) no Hoare annotation was computed. [2022-11-16 20:25:30,747 INFO L899 garLoopResultBuilder]: For program point L3286(lines 3286 3297) no Hoare annotation was computed. [2022-11-16 20:25:30,747 INFO L899 garLoopResultBuilder]: For program point L3286-2(lines 3282 3298) no Hoare annotation was computed. [2022-11-16 20:25:30,747 INFO L899 garLoopResultBuilder]: For program point L3282(lines 3282 3298) no Hoare annotation was computed. [2022-11-16 20:25:30,747 INFO L902 garLoopResultBuilder]: At program point L3280(line 3280) the Hoare annotation is: true [2022-11-16 20:25:30,748 INFO L902 garLoopResultBuilder]: At program point L3280-1(line 3280) the Hoare annotation is: true [2022-11-16 20:25:30,748 INFO L899 garLoopResultBuilder]: For program point atomic_setEXIT(lines 3093 3099) no Hoare annotation was computed. [2022-11-16 20:25:30,748 INFO L902 garLoopResultBuilder]: At program point atomic_setENTRY(lines 3093 3099) the Hoare annotation is: true [2022-11-16 20:25:30,748 INFO L902 garLoopResultBuilder]: At program point L3370(line 3370) the Hoare annotation is: true [2022-11-16 20:25:30,748 INFO L899 garLoopResultBuilder]: For program point L3370-1(line 3370) no Hoare annotation was computed. [2022-11-16 20:25:30,748 INFO L902 garLoopResultBuilder]: At program point L3366(line 3366) the Hoare annotation is: true [2022-11-16 20:25:30,749 INFO L902 garLoopResultBuilder]: At program point L3364(line 3364) the Hoare annotation is: true [2022-11-16 20:25:30,749 INFO L899 garLoopResultBuilder]: For program point L3366-1(line 3366) no Hoare annotation was computed. [2022-11-16 20:25:30,749 INFO L899 garLoopResultBuilder]: For program point L3364-1(line 3364) no Hoare annotation was computed. [2022-11-16 20:25:30,749 INFO L902 garLoopResultBuilder]: At program point L3358(line 3358) the Hoare annotation is: true [2022-11-16 20:25:30,749 INFO L899 garLoopResultBuilder]: For program point L3358-1(line 3358) no Hoare annotation was computed. [2022-11-16 20:25:30,749 INFO L899 garLoopResultBuilder]: For program point phantom_statusEXIT(lines 3348 3377) no Hoare annotation was computed. [2022-11-16 20:25:30,750 INFO L902 garLoopResultBuilder]: At program point phantom_statusENTRY(lines 3348 3377) the Hoare annotation is: true [2022-11-16 20:25:30,750 INFO L899 garLoopResultBuilder]: For program point L3371-1(line 3371) no Hoare annotation was computed. [2022-11-16 20:25:30,750 INFO L902 garLoopResultBuilder]: At program point L3371(line 3371) the Hoare annotation is: true [2022-11-16 20:25:30,750 INFO L899 garLoopResultBuilder]: For program point L3369(lines 3369 3373) no Hoare annotation was computed. [2022-11-16 20:25:30,750 INFO L899 garLoopResultBuilder]: For program point L3367-1(line 3367) no Hoare annotation was computed. [2022-11-16 20:25:30,750 INFO L902 garLoopResultBuilder]: At program point L3367(line 3367) the Hoare annotation is: true [2022-11-16 20:25:30,750 INFO L899 garLoopResultBuilder]: For program point L3369-2(lines 3363 3373) no Hoare annotation was computed. [2022-11-16 20:25:30,751 INFO L899 garLoopResultBuilder]: For program point L3365-1(line 3365) no Hoare annotation was computed. [2022-11-16 20:25:30,751 INFO L902 garLoopResultBuilder]: At program point L3365(line 3365) the Hoare annotation is: true [2022-11-16 20:25:30,751 INFO L899 garLoopResultBuilder]: For program point L3363(lines 3363 3373) no Hoare annotation was computed. [2022-11-16 20:25:30,751 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)) [2022-11-16 20:25:30,752 INFO L899 garLoopResultBuilder]: For program point L3929(line 3929) no Hoare annotation was computed. [2022-11-16 20:25:30,752 INFO L899 garLoopResultBuilder]: For program point L3927-1(line 3927) no Hoare annotation was computed. [2022-11-16 20:25:30,752 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)) [2022-11-16 20:25:30,752 INFO L899 garLoopResultBuilder]: For program point L3925-1(line 3925) no Hoare annotation was computed. [2022-11-16 20:25:30,752 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)) [2022-11-16 20:25:30,752 INFO L899 garLoopResultBuilder]: For program point L3923-1(line 3923) no Hoare annotation was computed. [2022-11-16 20:25:30,753 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)) [2022-11-16 20:25:30,753 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)|)) [2022-11-16 20:25:30,753 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)))) [2022-11-16 20:25:30,754 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)))) [2022-11-16 20:25:30,754 INFO L899 garLoopResultBuilder]: For program point phantom_removeEXIT(lines 3912 3934) no Hoare annotation was computed. [2022-11-16 20:25:30,754 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)) [2022-11-16 20:25:30,754 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)) [2022-11-16 20:25:30,754 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)) [2022-11-16 20:25:30,755 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)) [2022-11-16 20:25:30,755 INFO L899 garLoopResultBuilder]: For program point L3926-1(line 3926) no Hoare annotation was computed. [2022-11-16 20:25:30,755 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)) [2022-11-16 20:25:30,755 INFO L899 garLoopResultBuilder]: For program point phantom_removeFINAL(lines 3912 3934) no Hoare annotation was computed. [2022-11-16 20:25:30,755 INFO L899 garLoopResultBuilder]: For program point L3924-1(line 3924) no Hoare annotation was computed. [2022-11-16 20:25:30,756 INFO L899 garLoopResultBuilder]: For program point L3922-1(line 3922) no Hoare annotation was computed. [2022-11-16 20:25:30,756 INFO L902 garLoopResultBuilder]: At program point pci_release_regionsENTRY(lines 5129 5131) the Hoare annotation is: true [2022-11-16 20:25:30,756 INFO L899 garLoopResultBuilder]: For program point pci_release_regionsEXIT(lines 5129 5131) no Hoare annotation was computed. [2022-11-16 20:25:30,756 INFO L899 garLoopResultBuilder]: For program point L3714-1(line 3714) no Hoare annotation was computed. [2022-11-16 20:25:30,756 INFO L902 garLoopResultBuilder]: At program point L3690(line 3690) the Hoare annotation is: true [2022-11-16 20:25:30,756 INFO L899 garLoopResultBuilder]: For program point L3690-1(line 3690) no Hoare annotation was computed. [2022-11-16 20:25:30,756 INFO L899 garLoopResultBuilder]: For program point phantom_pollEXIT(lines 3671 3720) no Hoare annotation was computed. [2022-11-16 20:25:30,757 INFO L899 garLoopResultBuilder]: For program point L3691(lines 3691 3695) no Hoare annotation was computed. [2022-11-16 20:25:30,757 INFO L902 garLoopResultBuilder]: At program point L3691-2(lines 3691 3695) the Hoare annotation is: true [2022-11-16 20:25:30,757 INFO L902 garLoopResultBuilder]: At program point L3712(line 3712) the Hoare annotation is: true [2022-11-16 20:25:30,757 INFO L899 garLoopResultBuilder]: For program point L3712-1(line 3712) no Hoare annotation was computed. [2022-11-16 20:25:30,757 INFO L902 garLoopResultBuilder]: At program point L3700(line 3700) the Hoare annotation is: true [2022-11-16 20:25:30,757 INFO L902 garLoopResultBuilder]: At program point phantom_pollENTRY(lines 3671 3720) the Hoare annotation is: true [2022-11-16 20:25:30,758 INFO L899 garLoopResultBuilder]: For program point L3700-1(line 3700) no Hoare annotation was computed. [2022-11-16 20:25:30,758 INFO L902 garLoopResultBuilder]: At program point L3692(line 3692) the Hoare annotation is: true [2022-11-16 20:25:30,758 INFO L899 garLoopResultBuilder]: For program point L3692-1(line 3692) no Hoare annotation was computed. [2022-11-16 20:25:30,758 INFO L899 garLoopResultBuilder]: For program point L3713(lines 3713 3717) no Hoare annotation was computed. [2022-11-16 20:25:30,758 INFO L899 garLoopResultBuilder]: For program point L3713-2(lines 3713 3717) no Hoare annotation was computed. [2022-11-16 20:25:30,758 INFO L899 garLoopResultBuilder]: For program point L3701-2(lines 3697 3705) no Hoare annotation was computed. [2022-11-16 20:25:30,758 INFO L899 garLoopResultBuilder]: For program point L3697(lines 3697 3705) no Hoare annotation was computed. [2022-11-16 20:25:30,759 INFO L902 garLoopResultBuilder]: At program point L3714(line 3714) the Hoare annotation is: true [2022-11-16 20:25:30,759 INFO L899 garLoopResultBuilder]: For program point pci_get_drvdataEXIT(lines 3254 3260) no Hoare annotation was computed. [2022-11-16 20:25:30,759 INFO L902 garLoopResultBuilder]: At program point L5069(line 5069) the Hoare annotation is: true [2022-11-16 20:25:30,759 INFO L902 garLoopResultBuilder]: At program point L5069-1(line 5069) the Hoare annotation is: true [2022-11-16 20:25:30,759 INFO L902 garLoopResultBuilder]: At program point pci_get_drvdataENTRY(lines 3254 3260) the Hoare annotation is: true [2022-11-16 20:25:30,759 INFO L902 garLoopResultBuilder]: At program point iowrite32ENTRY(lines 5088 5090) the Hoare annotation is: true [2022-11-16 20:25:30,760 INFO L899 garLoopResultBuilder]: For program point iowrite32EXIT(lines 5088 5090) no Hoare annotation was computed. [2022-11-16 20:25:30,760 INFO L902 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: true [2022-11-16 20:25:30,760 INFO L902 garLoopResultBuilder]: At program point L-1-3(line -1) the Hoare annotation is: true [2022-11-16 20:25:30,760 INFO L902 garLoopResultBuilder]: At program point #Ultimate.C_memcpyENTRY(line -1) the Hoare annotation is: true [2022-11-16 20:25:30,760 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memcpyEXIT(line -1) no Hoare annotation was computed. [2022-11-16 20:25:30,760 INFO L902 garLoopResultBuilder]: At program point spin_unlock_irqrestoreENTRY(lines 3171 3177) the Hoare annotation is: true [2022-11-16 20:25:30,761 INFO L899 garLoopResultBuilder]: For program point spin_unlock_irqrestoreEXIT(lines 3171 3177) no Hoare annotation was computed. [2022-11-16 20:25:30,761 INFO L902 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 3224 3233) the Hoare annotation is: true [2022-11-16 20:25:30,761 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 3224 3233) no Hoare annotation was computed. [2022-11-16 20:25:30,761 INFO L899 garLoopResultBuilder]: For program point kfreeEXIT(lines 5164 5166) no Hoare annotation was computed. [2022-11-16 20:25:30,761 INFO L902 garLoopResultBuilder]: At program point kfreeENTRY(lines 5164 5166) the Hoare annotation is: true [2022-11-16 20:25:30,761 INFO L902 garLoopResultBuilder]: At program point free_irqENTRY(lines 5081 5083) the Hoare annotation is: true [2022-11-16 20:25:30,761 INFO L899 garLoopResultBuilder]: For program point free_irqEXIT(lines 5081 5083) no Hoare annotation was computed. [2022-11-16 20:25:30,762 INFO L899 garLoopResultBuilder]: For program point pci_iomapEXIT(lines 5123 5125) no Hoare annotation was computed. [2022-11-16 20:25:30,762 INFO L902 garLoopResultBuilder]: At program point pci_iomapENTRY(lines 5123 5125) the Hoare annotation is: true [2022-11-16 20:25:30,762 INFO L899 garLoopResultBuilder]: For program point L5124-1(line 5124) no Hoare annotation was computed. [2022-11-16 20:25:30,762 INFO L902 garLoopResultBuilder]: At program point L5124(line 5124) the Hoare annotation is: true [2022-11-16 20:25:30,762 INFO L902 garLoopResultBuilder]: At program point pci_iounmapENTRY(lines 5126 5128) the Hoare annotation is: true [2022-11-16 20:25:30,762 INFO L899 garLoopResultBuilder]: For program point pci_iounmapEXIT(lines 5126 5128) no Hoare annotation was computed. [2022-11-16 20:25:30,763 INFO L902 garLoopResultBuilder]: At program point might_faultFINAL(lines 5091 5093) the Hoare annotation is: true [2022-11-16 20:25:30,763 INFO L899 garLoopResultBuilder]: For program point might_faultEXIT(lines 5091 5093) no Hoare annotation was computed. [2022-11-16 20:25:30,763 INFO L899 garLoopResultBuilder]: For program point class_destroyEXIT(lines 5058 5060) no Hoare annotation was computed. [2022-11-16 20:25:30,763 INFO L902 garLoopResultBuilder]: At program point class_destroyENTRY(lines 5058 5060) the Hoare annotation is: true [2022-11-16 20:25:30,763 INFO L902 garLoopResultBuilder]: At program point mutex_unlockENTRY(lines 5105 5107) the Hoare annotation is: true [2022-11-16 20:25:30,763 INFO L899 garLoopResultBuilder]: For program point mutex_unlockEXIT(lines 5105 5107) no Hoare annotation was computed. [2022-11-16 20:25:30,763 INFO L899 garLoopResultBuilder]: For program point class_remove_fileEXIT(lines 5061 5063) no Hoare annotation was computed. [2022-11-16 20:25:30,764 INFO L902 garLoopResultBuilder]: At program point class_remove_fileENTRY(lines 5061 5063) the Hoare annotation is: true [2022-11-16 20:25:30,764 INFO L902 garLoopResultBuilder]: At program point pci_disable_deviceENTRY(lines 5116 5118) the Hoare annotation is: true [2022-11-16 20:25:30,764 INFO L899 garLoopResultBuilder]: For program point pci_disable_deviceEXIT(lines 5116 5118) no Hoare annotation was computed. [2022-11-16 20:25:30,764 INFO L899 garLoopResultBuilder]: For program point copy_to_userEXIT(lines 3302 3309) no Hoare annotation was computed. [2022-11-16 20:25:30,764 INFO L902 garLoopResultBuilder]: At program point copy_to_userENTRY(lines 3302 3309) the Hoare annotation is: true [2022-11-16 20:25:30,764 INFO L902 garLoopResultBuilder]: At program point L3305-1(line 3305) the Hoare annotation is: true [2022-11-16 20:25:30,765 INFO L902 garLoopResultBuilder]: At program point L3305(line 3305) the Hoare annotation is: true [2022-11-16 20:25:30,765 INFO L902 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 4428 4433) the Hoare annotation is: true [2022-11-16 20:25:30,765 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4431) no Hoare annotation was computed. [2022-11-16 20:25:30,765 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 4428 4433) no Hoare annotation was computed. [2022-11-16 20:25:30,765 INFO L899 garLoopResultBuilder]: For program point unregister_chrdev_regionEXIT(lines 5154 5156) no Hoare annotation was computed. [2022-11-16 20:25:30,765 INFO L902 garLoopResultBuilder]: At program point unregister_chrdev_regionENTRY(lines 5154 5156) the Hoare annotation is: true [2022-11-16 20:25:30,766 INFO L899 garLoopResultBuilder]: For program point _raw_spin_lock_irqsaveEXIT(lines 5031 5033) no Hoare annotation was computed. [2022-11-16 20:25:30,766 INFO L902 garLoopResultBuilder]: At program point _raw_spin_lock_irqsaveENTRY(lines 5031 5033) the Hoare annotation is: true [2022-11-16 20:25:30,766 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))) [2022-11-16 20:25:30,766 INFO L899 garLoopResultBuilder]: For program point L4849(lines 4849 4852) no Hoare annotation was computed. [2022-11-16 20:25:30,766 INFO L899 garLoopResultBuilder]: For program point ldv_mutex_unlock_open_lock_of_phantom_deviceEXIT(lines 4846 4856) no Hoare annotation was computed. [2022-11-16 20:25:30,767 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))))) [2022-11-16 20:25:30,767 INFO L899 garLoopResultBuilder]: For program point L4851-1(lines 4849 4852) no Hoare annotation was computed. [2022-11-16 20:25:30,767 INFO L902 garLoopResultBuilder]: At program point ldv__builtin_expectENTRY(lines 4435 4440) the Hoare annotation is: true [2022-11-16 20:25:30,767 INFO L899 garLoopResultBuilder]: For program point ldv__builtin_expectEXIT(lines 4435 4440) no Hoare annotation was computed. [2022-11-16 20:25:30,767 INFO L899 garLoopResultBuilder]: For program point atomic_readEXIT(lines 3087 3092) no Hoare annotation was computed. [2022-11-16 20:25:30,768 INFO L902 garLoopResultBuilder]: At program point atomic_readENTRY(lines 3087 3092) the Hoare annotation is: true [2022-11-16 20:25:30,768 INFO L902 garLoopResultBuilder]: At program point ioread32ENTRY(lines 5085 5087) the Hoare annotation is: true [2022-11-16 20:25:30,768 INFO L899 garLoopResultBuilder]: For program point ioread32EXIT(lines 5085 5087) no Hoare annotation was computed. [2022-11-16 20:25:30,768 INFO L902 garLoopResultBuilder]: At program point mutex_lockENTRY(lines 5094 5096) the Hoare annotation is: true [2022-11-16 20:25:30,768 INFO L899 garLoopResultBuilder]: For program point mutex_lockEXIT(lines 5094 5096) no Hoare annotation was computed. [2022-11-16 20:25:30,768 INFO L899 garLoopResultBuilder]: For program point _copy_from_userEXIT(lines 5020 5022) no Hoare annotation was computed. [2022-11-16 20:25:30,769 INFO L902 garLoopResultBuilder]: At program point _copy_from_userENTRY(lines 5020 5022) the Hoare annotation is: true [2022-11-16 20:25:30,769 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)) [2022-11-16 20:25:30,769 INFO L899 garLoopResultBuilder]: For program point L4759(lines 4759 4762) no Hoare annotation was computed. [2022-11-16 20:25:30,769 INFO L899 garLoopResultBuilder]: For program point L4165(line 4165) no Hoare annotation was computed. [2022-11-16 20:25:30,769 INFO L895 garLoopResultBuilder]: At program point L4991(line 4991) the Hoare annotation is: false [2022-11-16 20:25:30,769 INFO L902 garLoopResultBuilder]: At program point L4991-1(lines 4970 4995) the Hoare annotation is: true [2022-11-16 20:25:30,770 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)) [2022-11-16 20:25:30,770 INFO L895 garLoopResultBuilder]: At program point L4793(line 4793) the Hoare annotation is: false [2022-11-16 20:25:30,770 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)) [2022-11-16 20:25:30,770 INFO L899 garLoopResultBuilder]: For program point L3637(lines 3637 3642) no Hoare annotation was computed. [2022-11-16 20:25:30,770 INFO L899 garLoopResultBuilder]: For program point L4166(lines 4166 4170) no Hoare annotation was computed. [2022-11-16 20:25:30,771 INFO L899 garLoopResultBuilder]: For program point L4166-2(lines 4149 4204) no Hoare annotation was computed. [2022-11-16 20:25:30,771 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)) [2022-11-16 20:25:30,771 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)) [2022-11-16 20:25:30,771 INFO L899 garLoopResultBuilder]: For program point L3869-1(line 3869) no Hoare annotation was computed. [2022-11-16 20:25:30,771 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)) [2022-11-16 20:25:30,772 INFO L899 garLoopResultBuilder]: For program point L4893(lines 4893 4896) no Hoare annotation was computed. [2022-11-16 20:25:30,772 INFO L895 garLoopResultBuilder]: At program point L4761(line 4761) the Hoare annotation is: false [2022-11-16 20:25:30,772 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)) [2022-11-16 20:25:30,772 INFO L899 garLoopResultBuilder]: For program point L4167-1(line 4167) no Hoare annotation was computed. [2022-11-16 20:25:30,772 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)) [2022-11-16 20:25:30,773 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)) [2022-11-16 20:25:30,773 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)) [2022-11-16 20:25:30,773 INFO L899 garLoopResultBuilder]: For program point L3837(lines 3837 3841) no Hoare annotation was computed. [2022-11-16 20:25:30,773 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)) [2022-11-16 20:25:30,773 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)) [2022-11-16 20:25:30,774 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)) [2022-11-16 20:25:30,774 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))) [2022-11-16 20:25:30,774 INFO L899 garLoopResultBuilder]: For program point L4234(line 4234) no Hoare annotation was computed. [2022-11-16 20:25:30,774 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)) [2022-11-16 20:25:30,774 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)) [2022-11-16 20:25:30,774 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)) [2022-11-16 20:25:30,775 INFO L895 garLoopResultBuilder]: At program point L4895(line 4895) the Hoare annotation is: false [2022-11-16 20:25:30,775 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)) [2022-11-16 20:25:30,775 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)) [2022-11-16 20:25:30,775 INFO L899 garLoopResultBuilder]: For program point L4235(lines 4235 4240) no Hoare annotation was computed. [2022-11-16 20:25:30,775 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)) [2022-11-16 20:25:30,776 INFO L899 garLoopResultBuilder]: For program point L4235-2(lines 4212 4260) no Hoare annotation was computed. [2022-11-16 20:25:30,776 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)) [2022-11-16 20:25:30,776 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)) [2022-11-16 20:25:30,776 INFO L899 garLoopResultBuilder]: For program point L4236-1(line 4236) no Hoare annotation was computed. [2022-11-16 20:25:30,776 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)) [2022-11-16 20:25:30,777 INFO L899 garLoopResultBuilder]: For program point L4038(line 4038) no Hoare annotation was computed. [2022-11-16 20:25:30,777 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)) [2022-11-16 20:25:30,777 INFO L899 garLoopResultBuilder]: For program point L3939-1(line 3939) no Hoare annotation was computed. [2022-11-16 20:25:30,777 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)) [2022-11-16 20:25:30,777 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)) [2022-11-16 20:25:30,778 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)) [2022-11-16 20:25:30,778 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)) [2022-11-16 20:25:30,778 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)) [2022-11-16 20:25:30,778 INFO L899 garLoopResultBuilder]: For program point L4172-1(line 4172) no Hoare annotation was computed. [2022-11-16 20:25:30,778 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)) [2022-11-16 20:25:30,779 INFO L899 garLoopResultBuilder]: For program point L3941-1(line 3941) no Hoare annotation was computed. [2022-11-16 20:25:30,779 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)) [2022-11-16 20:25:30,779 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)) [2022-11-16 20:25:30,779 INFO L899 garLoopResultBuilder]: For program point L3842-1(line 3842) no Hoare annotation was computed. [2022-11-16 20:25:30,779 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))) [2022-11-16 20:25:30,780 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))) [2022-11-16 20:25:30,780 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)) [2022-11-16 20:25:30,780 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)) [2022-11-16 20:25:30,780 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)) [2022-11-16 20:25:30,780 INFO L899 garLoopResultBuilder]: For program point L3843(lines 3843 3847) no Hoare annotation was computed. [2022-11-16 20:25:30,781 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))) [2022-11-16 20:25:30,781 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)) [2022-11-16 20:25:30,781 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)) [2022-11-16 20:25:30,781 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)) [2022-11-16 20:25:30,781 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)) [2022-11-16 20:25:30,782 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)) [2022-11-16 20:25:30,782 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)) [2022-11-16 20:25:30,782 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)) [2022-11-16 20:25:30,782 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)) [2022-11-16 20:25:30,782 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)) [2022-11-16 20:25:30,783 INFO L899 garLoopResultBuilder]: For program point L4110(line 4110) no Hoare annotation was computed. [2022-11-16 20:25:30,783 INFO L899 garLoopResultBuilder]: For program point L4209(line 4209) no Hoare annotation was computed. [2022-11-16 20:25:30,783 INFO L899 garLoopResultBuilder]: For program point L4242-1(line 4242) no Hoare annotation was computed. [2022-11-16 20:25:30,783 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)) [2022-11-16 20:25:30,783 INFO L899 garLoopResultBuilder]: For program point L4210(lines 4210 4263) no Hoare annotation was computed. [2022-11-16 20:25:30,783 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)) [2022-11-16 20:25:30,784 INFO L899 garLoopResultBuilder]: For program point L4111(lines 4111 4144) no Hoare annotation was computed. [2022-11-16 20:25:30,784 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)) [2022-11-16 20:25:30,784 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)) [2022-11-16 20:25:30,784 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)) [2022-11-16 20:25:30,784 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)) [2022-11-16 20:25:30,785 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)) [2022-11-16 20:25:30,785 INFO L899 garLoopResultBuilder]: For program point L3815(lines 3815 3819) no Hoare annotation was computed. [2022-11-16 20:25:30,785 INFO L899 garLoopResultBuilder]: For program point L3848-1(line 3848) no Hoare annotation was computed. [2022-11-16 20:25:30,785 INFO L899 garLoopResultBuilder]: For program point L3650(line 3650) no Hoare annotation was computed. [2022-11-16 20:25:30,785 INFO L899 garLoopResultBuilder]: For program point L4146(line 4146) no Hoare annotation was computed. [2022-11-16 20:25:30,785 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)) [2022-11-16 20:25:30,786 INFO L899 garLoopResultBuilder]: For program point L4114(line 4114) no Hoare annotation was computed. [2022-11-16 20:25:30,786 INFO L899 garLoopResultBuilder]: For program point L4213(line 4213) no Hoare annotation was computed. [2022-11-16 20:25:30,786 INFO L899 garLoopResultBuilder]: For program point L4147(lines 4147 4207) no Hoare annotation was computed. [2022-11-16 20:25:30,786 INFO L899 garLoopResultBuilder]: For program point L3850(lines 3850 3854) no Hoare annotation was computed. [2022-11-16 20:25:30,786 INFO L899 garLoopResultBuilder]: For program point L4973(lines 4973 4976) no Hoare annotation was computed. [2022-11-16 20:25:30,786 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))) [2022-11-16 20:25:30,787 INFO L899 garLoopResultBuilder]: For program point L3652-1(line 3652) no Hoare annotation was computed. [2022-11-16 20:25:30,787 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)) [2022-11-16 20:25:30,787 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)) [2022-11-16 20:25:30,787 INFO L902 garLoopResultBuilder]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2022-11-16 20:25:30,787 INFO L899 garLoopResultBuilder]: For program point L4248(line 4248) no Hoare annotation was computed. [2022-11-16 20:25:30,787 INFO L895 garLoopResultBuilder]: At program point L4975(line 4975) the Hoare annotation is: false [2022-11-16 20:25:30,788 INFO L899 garLoopResultBuilder]: For program point L4975-1(lines 4972 4994) no Hoare annotation was computed. [2022-11-16 20:25:30,788 INFO L899 garLoopResultBuilder]: For program point L3951-1(line 3951) no Hoare annotation was computed. [2022-11-16 20:25:30,788 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)) [2022-11-16 20:25:30,788 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)) [2022-11-16 20:25:30,788 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)) [2022-11-16 20:25:30,789 INFO L899 garLoopResultBuilder]: For program point L3786(lines 3786 3789) no Hoare annotation was computed. [2022-11-16 20:25:30,789 INFO L899 garLoopResultBuilder]: For program point L4150(line 4150) no Hoare annotation was computed. [2022-11-16 20:25:30,789 INFO L899 garLoopResultBuilder]: For program point L4249(lines 4249 4256) no Hoare annotation was computed. [2022-11-16 20:25:30,789 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))) [2022-11-16 20:25:30,789 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)) [2022-11-16 20:25:30,789 INFO L899 garLoopResultBuilder]: For program point L4184(line 4184) no Hoare annotation was computed. [2022-11-16 20:25:30,790 INFO L899 garLoopResultBuilder]: For program point L4151(lines 4151 4156) no Hoare annotation was computed. [2022-11-16 20:25:30,790 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)) [2022-11-16 20:25:30,790 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)) [2022-11-16 20:25:30,790 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)) [2022-11-16 20:25:30,790 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)) [2022-11-16 20:25:30,791 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)) [2022-11-16 20:25:30,791 INFO L899 garLoopResultBuilder]: For program point L4185(lines 4185 4193) no Hoare annotation was computed. [2022-11-16 20:25:30,791 INFO L899 garLoopResultBuilder]: For program point L3855-1(line 3855) no Hoare annotation was computed. [2022-11-16 20:25:30,791 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)) [2022-11-16 20:25:30,791 INFO L895 garLoopResultBuilder]: At program point L4979(line 4979) the Hoare annotation is: false [2022-11-16 20:25:30,791 INFO L899 garLoopResultBuilder]: For program point L4979-1(lines 4972 4994) no Hoare annotation was computed. [2022-11-16 20:25:30,792 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-16 20:25:30,792 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)) [2022-11-16 20:25:30,792 INFO L899 garLoopResultBuilder]: For program point L4022-1(line 4022) no Hoare annotation was computed. [2022-11-16 20:25:30,792 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)) [2022-11-16 20:25:30,792 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)) [2022-11-16 20:25:30,793 INFO L899 garLoopResultBuilder]: For program point L4122(line 4122) no Hoare annotation was computed. [2022-11-16 20:25:30,793 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)) [2022-11-16 20:25:30,793 INFO L899 garLoopResultBuilder]: For program point L4123(lines 4123 4137) no Hoare annotation was computed. [2022-11-16 20:25:30,793 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)) [2022-11-16 20:25:30,793 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)) [2022-11-16 20:25:30,793 INFO L895 garLoopResultBuilder]: At program point L4983(line 4983) the Hoare annotation is: false [2022-11-16 20:25:30,794 INFO L899 garLoopResultBuilder]: For program point L4983-1(lines 4972 4994) no Hoare annotation was computed. [2022-11-16 20:25:30,794 INFO L899 garLoopResultBuilder]: For program point L3992-1(line 3992) no Hoare annotation was computed. [2022-11-16 20:25:30,794 INFO L899 garLoopResultBuilder]: For program point L3893-1(line 3893) no Hoare annotation was computed. [2022-11-16 20:25:30,794 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)) [2022-11-16 20:25:30,794 INFO L899 garLoopResultBuilder]: For program point L4158(line 4158) no Hoare annotation was computed. [2022-11-16 20:25:30,794 INFO L899 garLoopResultBuilder]: For program point L4224(line 4224) no Hoare annotation was computed. [2022-11-16 20:25:30,795 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)) [2022-11-16 20:25:30,795 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)) [2022-11-16 20:25:30,795 INFO L899 garLoopResultBuilder]: For program point L4125-2(lines 4123 4136) no Hoare annotation was computed. [2022-11-16 20:25:30,795 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)) [2022-11-16 20:25:30,795 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)) [2022-11-16 20:25:30,796 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)) [2022-11-16 20:25:30,796 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)) [2022-11-16 20:25:30,796 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)) [2022-11-16 20:25:30,796 INFO L899 garLoopResultBuilder]: For program point L4225(lines 4225 4232) no Hoare annotation was computed. [2022-11-16 20:25:30,796 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)) [2022-11-16 20:25:30,796 INFO L899 garLoopResultBuilder]: For program point L3895-1(line 3895) no Hoare annotation was computed. [2022-11-16 20:25:30,797 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)) [2022-11-16 20:25:30,797 INFO L899 garLoopResultBuilder]: For program point L3829(lines 3829 3833) no Hoare annotation was computed. [2022-11-16 20:25:30,797 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)) [2022-11-16 20:25:30,797 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)) [2022-11-16 20:25:30,797 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)) [2022-11-16 20:25:30,798 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)) [2022-11-16 20:25:30,798 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)) [2022-11-16 20:25:30,798 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)) [2022-11-16 20:25:30,798 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)) [2022-11-16 20:25:30,798 INFO L899 garLoopResultBuilder]: For program point L3665-1(line 3665) no Hoare annotation was computed. [2022-11-16 20:25:30,799 INFO L899 garLoopResultBuilder]: For program point L3632(lines 3632 3636) no Hoare annotation was computed. [2022-11-16 20:25:30,799 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)) [2022-11-16 20:25:30,799 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)) [2022-11-16 20:25:30,799 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)) [2022-11-16 20:25:30,799 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)) [2022-11-16 20:25:30,799 INFO L895 garLoopResultBuilder]: At program point L4987(line 4987) the Hoare annotation is: false [2022-11-16 20:25:30,800 INFO L899 garLoopResultBuilder]: For program point L4987-1(lines 4972 4994) no Hoare annotation was computed. [2022-11-16 20:25:30,800 INFO L899 garLoopResultBuilder]: For program point L3897-1(line 3897) no Hoare annotation was computed. [2022-11-16 20:25:30,800 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)) [2022-11-16 20:25:30,800 INFO L899 garLoopResultBuilder]: For program point L4195(line 4195) no Hoare annotation was computed. [2022-11-16 20:25:30,800 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)) [2022-11-16 20:25:30,800 INFO L899 garLoopResultBuilder]: For program point L4196(lines 4196 4200) no Hoare annotation was computed. [2022-11-16 20:25:30,801 INFO L899 garLoopResultBuilder]: For program point L3899-1(line 3899) no Hoare annotation was computed. [2022-11-16 20:25:30,801 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)) [2022-11-16 20:25:30,801 INFO L899 garLoopResultBuilder]: For program point L4791(lines 4791 4794) no Hoare annotation was computed. [2022-11-16 20:25:30,801 INFO L899 garLoopResultBuilder]: For program point L4197-1(line 4197) no Hoare annotation was computed. [2022-11-16 20:25:30,801 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)) [2022-11-16 20:25:30,802 INFO L902 garLoopResultBuilder]: At program point spinlock_checkENTRY(lines 3151 3156) the Hoare annotation is: true [2022-11-16 20:25:30,802 INFO L899 garLoopResultBuilder]: For program point spinlock_checkEXIT(lines 3151 3156) no Hoare annotation was computed. [2022-11-16 20:25:30,802 INFO L902 garLoopResultBuilder]: At program point L3520(line 3520) the Hoare annotation is: true [2022-11-16 20:25:30,802 INFO L899 garLoopResultBuilder]: For program point L3520-1(line 3520) no Hoare annotation was computed. [2022-11-16 20:25:30,802 INFO L899 garLoopResultBuilder]: For program point phantom_ioctlEXIT(lines 3378 3605) no Hoare annotation was computed. [2022-11-16 20:25:30,802 INFO L899 garLoopResultBuilder]: For program point L3537(line 3537) no Hoare annotation was computed. [2022-11-16 20:25:30,802 INFO L899 garLoopResultBuilder]: For program point L3587(line 3587) no Hoare annotation was computed. [2022-11-16 20:25:30,803 INFO L902 garLoopResultBuilder]: At program point L3488(line 3488) the Hoare annotation is: true [2022-11-16 20:25:30,803 INFO L899 garLoopResultBuilder]: For program point L3521(lines 3521 3524) no Hoare annotation was computed. [2022-11-16 20:25:30,803 INFO L899 garLoopResultBuilder]: For program point L3455-1(line 3455) no Hoare annotation was computed. [2022-11-16 20:25:30,803 INFO L902 garLoopResultBuilder]: At program point L3455(line 3455) the Hoare annotation is: true [2022-11-16 20:25:30,803 INFO L899 garLoopResultBuilder]: For program point L3488-1(line 3488) no Hoare annotation was computed. [2022-11-16 20:25:30,803 INFO L902 garLoopResultBuilder]: At program point L3538(line 3538) the Hoare annotation is: true [2022-11-16 20:25:30,803 INFO L899 garLoopResultBuilder]: For program point L3538-1(line 3538) no Hoare annotation was computed. [2022-11-16 20:25:30,804 INFO L902 garLoopResultBuilder]: At program point L3588(line 3588) the Hoare annotation is: true [2022-11-16 20:25:30,804 INFO L899 garLoopResultBuilder]: For program point L3588-1(line 3588) no Hoare annotation was computed. [2022-11-16 20:25:30,804 INFO L902 garLoopResultBuilder]: At program point L3456(line 3456) the Hoare annotation is: true [2022-11-16 20:25:30,804 INFO L899 garLoopResultBuilder]: For program point L3423(lines 3423 3426) no Hoare annotation was computed. [2022-11-16 20:25:30,804 INFO L899 garLoopResultBuilder]: For program point L3456-1(line 3456) no Hoare annotation was computed. [2022-11-16 20:25:30,804 INFO L902 garLoopResultBuilder]: At program point L3572(lines 3415 3601) the Hoare annotation is: true [2022-11-16 20:25:30,804 INFO L899 garLoopResultBuilder]: For program point L3539(lines 3539 3542) no Hoare annotation was computed. [2022-11-16 20:25:30,805 INFO L899 garLoopResultBuilder]: For program point L3589-1(line 3589) no Hoare annotation was computed. [2022-11-16 20:25:30,805 INFO L902 garLoopResultBuilder]: At program point L3589(line 3589) the Hoare annotation is: true [2022-11-16 20:25:30,805 INFO L899 garLoopResultBuilder]: For program point L3457-2(lines 3457 3460) no Hoare annotation was computed. [2022-11-16 20:25:30,805 INFO L902 garLoopResultBuilder]: At program point L3457-4(lines 3457 3460) the Hoare annotation is: true [2022-11-16 20:25:30,805 INFO L902 garLoopResultBuilder]: At program point L3507(lines 3490 3515) the Hoare annotation is: true [2022-11-16 20:25:30,805 INFO L899 garLoopResultBuilder]: For program point L3590(lines 3590 3595) no Hoare annotation was computed. [2022-11-16 20:25:30,806 INFO L899 garLoopResultBuilder]: For program point phantom_ioctlFINAL(lines 3378 3605) no Hoare annotation was computed. [2022-11-16 20:25:30,806 INFO L899 garLoopResultBuilder]: For program point L3557-1(line 3557) no Hoare annotation was computed. [2022-11-16 20:25:30,806 INFO L902 garLoopResultBuilder]: At program point L3557(line 3557) the Hoare annotation is: true [2022-11-16 20:25:30,806 INFO L902 garLoopResultBuilder]: At program point L3458(line 3458) the Hoare annotation is: true [2022-11-16 20:25:30,806 INFO L899 garLoopResultBuilder]: For program point L3458-1(line 3458) no Hoare annotation was computed. [2022-11-16 20:25:30,806 INFO L902 garLoopResultBuilder]: At program point L3558-2(lines 3558 3561) the Hoare annotation is: true [2022-11-16 20:25:30,806 INFO L899 garLoopResultBuilder]: For program point L3525(lines 3525 3528) no Hoare annotation was computed. [2022-11-16 20:25:30,807 INFO L902 garLoopResultBuilder]: At program point L3476(line 3476) the Hoare annotation is: true [2022-11-16 20:25:30,807 INFO L899 garLoopResultBuilder]: For program point L3476-1(line 3476) no Hoare annotation was computed. [2022-11-16 20:25:30,807 INFO L902 garLoopResultBuilder]: At program point L3592(line 3592) the Hoare annotation is: true [2022-11-16 20:25:30,807 INFO L899 garLoopResultBuilder]: For program point L3592-1(line 3592) no Hoare annotation was computed. [2022-11-16 20:25:30,807 INFO L899 garLoopResultBuilder]: For program point L3427-1(line 3427) no Hoare annotation was computed. [2022-11-16 20:25:30,807 INFO L902 garLoopResultBuilder]: At program point L3427(line 3427) the Hoare annotation is: true [2022-11-16 20:25:30,807 INFO L902 garLoopResultBuilder]: At program point L3576(lines 3415 3601) the Hoare annotation is: true [2022-11-16 20:25:30,808 INFO L902 garLoopResultBuilder]: At program point L3444(line 3444) the Hoare annotation is: true [2022-11-16 20:25:30,808 INFO L899 garLoopResultBuilder]: For program point L3444-1(line 3444) no Hoare annotation was computed. [2022-11-16 20:25:30,808 INFO L902 garLoopResultBuilder]: At program point L3477-2(lines 3477 3480) the Hoare annotation is: true [2022-11-16 20:25:30,808 INFO L902 garLoopResultBuilder]: At program point L3428(line 3428) the Hoare annotation is: true [2022-11-16 20:25:30,808 INFO L899 garLoopResultBuilder]: For program point L3428-1(line 3428) no Hoare annotation was computed. [2022-11-16 20:25:30,808 INFO L899 garLoopResultBuilder]: For program point L3429-2(lines 3429 3437) no Hoare annotation was computed. [2022-11-16 20:25:30,809 INFO L899 garLoopResultBuilder]: For program point L3429-4(lines 3429 3437) no Hoare annotation was computed. [2022-11-16 20:25:30,809 INFO L899 garLoopResultBuilder]: For program point L3562(line 3562) no Hoare annotation was computed. [2022-11-16 20:25:30,809 INFO L899 garLoopResultBuilder]: For program point L3529-1(line 3529) no Hoare annotation was computed. [2022-11-16 20:25:30,809 INFO L902 garLoopResultBuilder]: At program point L3529(line 3529) the Hoare annotation is: true [2022-11-16 20:25:30,809 INFO L902 garLoopResultBuilder]: At program point L3430(line 3430) the Hoare annotation is: true [2022-11-16 20:25:30,809 INFO L899 garLoopResultBuilder]: For program point L3430-1(line 3430) no Hoare annotation was computed. [2022-11-16 20:25:30,809 INFO L902 garLoopResultBuilder]: At program point L3579(line 3579) the Hoare annotation is: true [2022-11-16 20:25:30,810 INFO L902 garLoopResultBuilder]: At program point L3530(line 3530) the Hoare annotation is: true [2022-11-16 20:25:30,810 INFO L899 garLoopResultBuilder]: For program point L3563-1(line 3563) no Hoare annotation was computed. [2022-11-16 20:25:30,810 INFO L902 garLoopResultBuilder]: At program point L3563(line 3563) the Hoare annotation is: true [2022-11-16 20:25:30,810 INFO L899 garLoopResultBuilder]: For program point L3464(line 3464) no Hoare annotation was computed. [2022-11-16 20:25:30,810 INFO L899 garLoopResultBuilder]: For program point L3530-1(line 3530) no Hoare annotation was computed. [2022-11-16 20:25:30,810 INFO L899 garLoopResultBuilder]: For program point L3431(lines 3431 3435) no Hoare annotation was computed. [2022-11-16 20:25:30,810 INFO L902 garLoopResultBuilder]: At program point L3580(line 3580) the Hoare annotation is: true [2022-11-16 20:25:30,811 INFO L902 garLoopResultBuilder]: At program point L3514(line 3514) the Hoare annotation is: true [2022-11-16 20:25:30,811 INFO L899 garLoopResultBuilder]: For program point L3481(line 3481) no Hoare annotation was computed. [2022-11-16 20:25:30,811 INFO L899 garLoopResultBuilder]: For program point L3514-1(line 3514) no Hoare annotation was computed. [2022-11-16 20:25:30,811 INFO L902 garLoopResultBuilder]: At program point L3597(line 3597) the Hoare annotation is: true [2022-11-16 20:25:30,811 INFO L899 garLoopResultBuilder]: For program point L3531(lines 3531 3534) no Hoare annotation was computed. [2022-11-16 20:25:30,811 INFO L902 garLoopResultBuilder]: At program point L3432(line 3432) the Hoare annotation is: true [2022-11-16 20:25:30,811 INFO L899 garLoopResultBuilder]: For program point L3465-1(line 3465) no Hoare annotation was computed. [2022-11-16 20:25:30,812 INFO L902 garLoopResultBuilder]: At program point L3465(line 3465) the Hoare annotation is: true [2022-11-16 20:25:30,812 INFO L899 garLoopResultBuilder]: For program point L3432-1(line 3432) no Hoare annotation was computed. [2022-11-16 20:25:30,812 INFO L899 garLoopResultBuilder]: For program point L3581(line 3581) no Hoare annotation was computed. [2022-11-16 20:25:30,812 INFO L902 garLoopResultBuilder]: At program point L3482(line 3482) the Hoare annotation is: true [2022-11-16 20:25:30,812 INFO L899 garLoopResultBuilder]: For program point L3482-1(line 3482) no Hoare annotation was computed. [2022-11-16 20:25:30,812 INFO L902 garLoopResultBuilder]: At program point phantom_ioctlENTRY(lines 3378 3605) the Hoare annotation is: true [2022-11-16 20:25:30,813 INFO L899 garLoopResultBuilder]: For program point L3466(lines 3466 3469) no Hoare annotation was computed. [2022-11-16 20:25:30,813 INFO L899 garLoopResultBuilder]: For program point L3582(lines 3582 3585) no Hoare annotation was computed. [2022-11-16 20:25:30,813 INFO L902 garLoopResultBuilder]: At program point L3483-1(lines 3483 3515) the Hoare annotation is: true [2022-11-16 20:25:30,813 INFO L899 garLoopResultBuilder]: For program point L3483(lines 3483 3515) no Hoare annotation was computed. [2022-11-16 20:25:30,813 INFO L899 garLoopResultBuilder]: For program point L3417(line 3417) no Hoare annotation was computed. [2022-11-16 20:25:30,813 INFO L899 garLoopResultBuilder]: For program point L3599(line 3599) no Hoare annotation was computed. [2022-11-16 20:25:30,813 INFO L902 garLoopResultBuilder]: At program point L3418(line 3418) the Hoare annotation is: true [2022-11-16 20:25:30,814 INFO L899 garLoopResultBuilder]: For program point L3418-1(line 3418) no Hoare annotation was computed. [2022-11-16 20:25:30,814 INFO L899 garLoopResultBuilder]: For program point L3567(lines 3567 3570) no Hoare annotation was computed. [2022-11-16 20:25:30,814 INFO L899 garLoopResultBuilder]: For program point L3567-2(lines 3567 3570) no Hoare annotation was computed. [2022-11-16 20:25:30,814 INFO L899 garLoopResultBuilder]: For program point L3485(lines 3485 3489) no Hoare annotation was computed. [2022-11-16 20:25:30,814 INFO L899 garLoopResultBuilder]: For program point L3419(lines 3419 3422) no Hoare annotation was computed. [2022-11-16 20:25:30,814 INFO L902 garLoopResultBuilder]: At program point L3568(line 3568) the Hoare annotation is: true [2022-11-16 20:25:30,814 INFO L899 garLoopResultBuilder]: For program point L3502(lines 3502 3505) no Hoare annotation was computed. [2022-11-16 20:25:30,815 INFO L899 garLoopResultBuilder]: For program point L3568-1(line 3568) no Hoare annotation was computed. [2022-11-16 20:25:30,815 INFO L899 garLoopResultBuilder]: For program point L3502-2(lines 3502 3505) no Hoare annotation was computed. [2022-11-16 20:25:30,815 INFO L902 garLoopResultBuilder]: At program point L3486(line 3486) the Hoare annotation is: true [2022-11-16 20:25:30,815 INFO L899 garLoopResultBuilder]: For program point L3519(line 3519) no Hoare annotation was computed. [2022-11-16 20:25:30,815 INFO L899 garLoopResultBuilder]: For program point L3486-1(line 3486) no Hoare annotation was computed. [2022-11-16 20:25:30,815 INFO L902 garLoopResultBuilder]: At program point L3602(lines 3412 3604) the Hoare annotation is: true [2022-11-16 20:25:30,815 INFO L899 garLoopResultBuilder]: For program point L3503-1(line 3503) no Hoare annotation was computed. [2022-11-16 20:25:30,816 INFO L902 garLoopResultBuilder]: At program point L3503(line 3503) the Hoare annotation is: true [2022-11-16 20:25:30,816 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)|))) [2022-11-16 20:25:30,816 INFO L899 garLoopResultBuilder]: For program point L4951(lines 4951 4954) no Hoare annotation was computed. [2022-11-16 20:25:30,816 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)|))) [2022-11-16 20:25:30,816 INFO L899 garLoopResultBuilder]: For program point L4953-1(lines 4951 4954) no Hoare annotation was computed. [2022-11-16 20:25:30,816 INFO L899 garLoopResultBuilder]: For program point ldv_mutex_unlock_phantom_mutexEXIT(lines 4948 4958) no Hoare annotation was computed. [2022-11-16 20:25:30,817 INFO L902 garLoopResultBuilder]: At program point IS_ERRENTRY(lines 3080 3086) the Hoare annotation is: true [2022-11-16 20:25:30,817 INFO L899 garLoopResultBuilder]: For program point L3083-1(line 3083) no Hoare annotation was computed. [2022-11-16 20:25:30,817 INFO L902 garLoopResultBuilder]: At program point L3083(line 3083) the Hoare annotation is: true [2022-11-16 20:25:30,817 INFO L899 garLoopResultBuilder]: For program point IS_ERREXIT(lines 3080 3086) no Hoare annotation was computed. [2022-11-16 20:25:30,820 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 20:25:30,822 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-16 20:25:30,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 08:25:30 BoogieIcfgContainer [2022-11-16 20:25:30,882 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-16 20:25:30,883 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-16 20:25:30,883 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-16 20:25:30,883 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-16 20:25:30,884 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:25:01" (3/4) ... [2022-11-16 20:25:30,887 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-16 20:25:30,892 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_from_user [2022-11-16 20:25:30,892 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure atomic_set [2022-11-16 20:25:30,893 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree [2022-11-16 20:25:30,893 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure free_irq [2022-11-16 20:25:30,893 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_iomap [2022-11-16 20:25:30,893 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_iounmap [2022-11-16 20:25:30,893 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure might_fault [2022-11-16 20:25:30,893 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure phantom_status [2022-11-16 20:25:30,894 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure class_destroy [2022-11-16 20:25:30,894 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_unlock [2022-11-16 20:25:30,894 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure class_remove_file [2022-11-16 20:25:30,894 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_disable_device [2022-11-16 20:25:30,894 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_to_user [2022-11-16 20:25:30,894 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2022-11-16 20:25:30,894 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure phantom_remove [2022-11-16 20:25:30,894 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure unregister_chrdev_region [2022-11-16 20:25:30,895 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_release_regions [2022-11-16 20:25:30,895 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure phantom_poll [2022-11-16 20:25:30,895 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure _raw_spin_lock_irqsave [2022-11-16 20:25:30,895 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_unlock_open_lock_of_phantom_device [2022-11-16 20:25:30,895 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2022-11-16 20:25:30,895 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_get_drvdata [2022-11-16 20:25:30,895 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure atomic_read [2022-11-16 20:25:30,896 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure iowrite32 [2022-11-16 20:25:30,896 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy [2022-11-16 20:25:30,896 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ioread32 [2022-11-16 20:25:30,896 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2022-11-16 20:25:30,896 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-11-16 20:25:30,896 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_lock [2022-11-16 20:25:30,896 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure _copy_from_user [2022-11-16 20:25:30,897 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spinlock_check [2022-11-16 20:25:30,897 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure phantom_ioctl [2022-11-16 20:25:30,897 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_unlock_phantom_mutex [2022-11-16 20:25:30,897 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2022-11-16 20:25:30,953 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 442 nodes and edges [2022-11-16 20:25:30,956 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 167 nodes and edges [2022-11-16 20:25:30,958 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 45 nodes and edges [2022-11-16 20:25:30,961 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2022-11-16 20:25:30,963 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-16 20:25:30,966 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-16 20:25:30,969 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-16 20:25:30,971 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-16 20:25:31,015 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) [2022-11-16 20:25:31,232 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbe58df3-069d-463b-925a-5a1486bcba41/bin/utaipan-Xvt2sAort0/witness.graphml [2022-11-16 20:25:31,232 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-16 20:25:31,233 INFO L158 Benchmark]: Toolchain (without parser) took 35600.72ms. Allocated memory was 102.8MB in the beginning and 864.0MB in the end (delta: 761.3MB). Free memory was 56.3MB in the beginning and 771.6MB in the end (delta: -715.3MB). Peak memory consumption was 527.1MB. Max. memory is 16.1GB. [2022-11-16 20:25:31,233 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 102.8MB. Free memory is still 80.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 20:25:31,233 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1754.56ms. Allocated memory was 102.8MB in the beginning and 132.1MB in the end (delta: 29.4MB). Free memory was 56.1MB in the beginning and 91.3MB in the end (delta: -35.1MB). Peak memory consumption was 33.9MB. Max. memory is 16.1GB. [2022-11-16 20:25:31,234 INFO L158 Benchmark]: Boogie Procedure Inliner took 230.81ms. Allocated memory is still 132.1MB. Free memory was 91.3MB in the beginning and 80.8MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-16 20:25:31,235 INFO L158 Benchmark]: Boogie Preprocessor took 162.36ms. Allocated memory is still 132.1MB. Free memory was 80.8MB in the beginning and 69.7MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-16 20:25:31,235 INFO L158 Benchmark]: RCFGBuilder took 3452.71ms. Allocated memory was 132.1MB in the beginning and 216.0MB in the end (delta: 83.9MB). Free memory was 69.7MB in the beginning and 121.9MB in the end (delta: -52.2MB). Peak memory consumption was 81.7MB. Max. memory is 16.1GB. [2022-11-16 20:25:31,236 INFO L158 Benchmark]: TraceAbstraction took 29641.69ms. Allocated memory was 216.0MB in the beginning and 864.0MB in the end (delta: 648.0MB). Free memory was 120.9MB in the beginning and 296.4MB in the end (delta: -175.5MB). Peak memory consumption was 481.9MB. Max. memory is 16.1GB. [2022-11-16 20:25:31,236 INFO L158 Benchmark]: Witness Printer took 349.31ms. Allocated memory is still 864.0MB. Free memory was 296.4MB in the beginning and 771.6MB in the end (delta: -475.2MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. [2022-11-16 20:25:31,239 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 102.8MB. Free memory is still 80.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1754.56ms. Allocated memory was 102.8MB in the beginning and 132.1MB in the end (delta: 29.4MB). Free memory was 56.1MB in the beginning and 91.3MB in the end (delta: -35.1MB). Peak memory consumption was 33.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 230.81ms. Allocated memory is still 132.1MB. Free memory was 91.3MB in the beginning and 80.8MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 162.36ms. Allocated memory is still 132.1MB. Free memory was 80.8MB in the beginning and 69.7MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 3452.71ms. Allocated memory was 132.1MB in the beginning and 216.0MB in the end (delta: 83.9MB). Free memory was 69.7MB in the beginning and 121.9MB in the end (delta: -52.2MB). Peak memory consumption was 81.7MB. Max. memory is 16.1GB. * TraceAbstraction took 29641.69ms. Allocated memory was 216.0MB in the beginning and 864.0MB in the end (delta: 648.0MB). Free memory was 120.9MB in the beginning and 296.4MB in the end (delta: -175.5MB). Peak memory consumption was 481.9MB. Max. memory is 16.1GB. * Witness Printer took 349.31ms. Allocated memory is still 864.0MB. Free memory was 296.4MB in the beginning and 771.6MB in the end (delta: -475.2MB). Peak memory consumption was 7.1MB. 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: 29.5s, OverallIterations: 13, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 8.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 11.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5667 SdHoareTripleChecker+Valid, 5.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5517 mSDsluCounter, 12426 SdHoareTripleChecker+Invalid, 4.9s 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, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 311 GetRequests, 288 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1955occurred in iteration=6, InterpolantAutomatonStates: 43, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.8s AutomataMinimizationTime, 13 MinimizatonAttempts, 1096 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 222 LocationsWithAnnotation, 4966 PreInvPairs, 5356 NumberOfFragments, 3022 HoareAnnotationTreeSize, 4966 FomulaSimplifications, 1732 FormulaSimplificationTreeSizeReduction, 1.7s HoareSimplificationTime, 222 FomulaSimplificationsInter, 47433 FormulaSimplificationTreeSizeReductionInter, 9.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 4.9s 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! [2022-11-16 20:25:31,384 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbe58df3-069d-463b-925a-5a1486bcba41/bin/utaipan-Xvt2sAort0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE