./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 eb692b52 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3d54ec533bcab354bf7ab20b9139a2cc0ce3cf7423a4c806e696ce4b9d5812e9 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-19 23:13:24,260 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-19 23:13:24,266 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-19 23:13:24,318 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-19 23:13:24,319 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-19 23:13:24,320 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-19 23:13:24,321 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-19 23:13:24,322 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-19 23:13:24,328 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-19 23:13:24,330 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-19 23:13:24,331 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-19 23:13:24,333 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-19 23:13:24,334 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-19 23:13:24,337 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-19 23:13:24,338 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-19 23:13:24,339 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-19 23:13:24,340 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-19 23:13:24,341 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-19 23:13:24,343 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-19 23:13:24,346 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-19 23:13:24,349 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-19 23:13:24,350 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-19 23:13:24,351 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-19 23:13:24,352 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-19 23:13:24,353 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-19 23:13:24,360 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-19 23:13:24,361 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-19 23:13:24,361 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-19 23:13:24,362 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-19 23:13:24,363 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-19 23:13:24,364 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-19 23:13:24,364 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-19 23:13:24,366 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-19 23:13:24,366 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-19 23:13:24,367 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-19 23:13:24,368 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-19 23:13:24,368 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-19 23:13:24,369 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-19 23:13:24,369 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-19 23:13:24,369 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-19 23:13:24,370 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-19 23:13:24,371 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-19 23:13:24,372 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-19 23:13:24,400 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-19 23:13:24,401 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-19 23:13:24,401 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-19 23:13:24,401 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-19 23:13:24,402 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-19 23:13:24,402 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-19 23:13:24,403 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-19 23:13:24,403 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-19 23:13:24,403 INFO L138 SettingsManager]: * Use SBE=true [2022-07-19 23:13:24,404 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-19 23:13:24,404 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-19 23:13:24,404 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-19 23:13:24,405 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-19 23:13:24,405 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-19 23:13:24,405 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-19 23:13:24,405 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-19 23:13:24,405 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-19 23:13:24,405 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-19 23:13:24,406 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-19 23:13:24,407 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-19 23:13:24,407 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-19 23:13:24,407 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 23:13:24,407 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-19 23:13:24,408 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-19 23:13:24,408 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-19 23:13:24,408 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-19 23:13:24,408 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-19 23:13:24,408 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-19 23:13:24,409 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-19 23:13:24,409 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-19 23:13:24,409 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d54ec533bcab354bf7ab20b9139a2cc0ce3cf7423a4c806e696ce4b9d5812e9 [2022-07-19 23:13:24,645 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-19 23:13:24,674 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-19 23:13:24,676 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-19 23:13:24,678 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-19 23:13:24,679 INFO L275 PluginConnector]: CDTParser initialized [2022-07-19 23:13:24,680 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i [2022-07-19 23:13:24,745 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d9446301/d18109c5d9cf492e858b43dcec4581b7/FLAGa6a086d02 [2022-07-19 23:13:25,384 INFO L306 CDTParser]: Found 1 translation units. [2022-07-19 23:13:25,385 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i [2022-07-19 23:13:25,422 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d9446301/d18109c5d9cf492e858b43dcec4581b7/FLAGa6a086d02 [2022-07-19 23:13:25,580 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d9446301/d18109c5d9cf492e858b43dcec4581b7 [2022-07-19 23:13:25,582 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-19 23:13:25,583 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-19 23:13:25,585 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-19 23:13:25,585 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-19 23:13:25,587 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-19 23:13:25,588 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 11:13:25" (1/1) ... [2022-07-19 23:13:25,589 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ceac130 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:13:25, skipping insertion in model container [2022-07-19 23:13:25,589 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 11:13:25" (1/1) ... [2022-07-19 23:13:25,594 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-19 23:13:25,678 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-19 23:13:26,401 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i[129019,129032] [2022-07-19 23:13:26,494 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 23:13:26,526 INFO L203 MainTranslator]: Completed pre-run [2022-07-19 23:13:26,685 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i[129019,129032] [2022-07-19 23:13:26,708 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 23:13:26,767 INFO L208 MainTranslator]: Completed translation [2022-07-19 23:13:26,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:13:26 WrapperNode [2022-07-19 23:13:26,770 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-19 23:13:26,771 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-19 23:13:26,771 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-19 23:13:26,771 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-19 23:13:26,778 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:13:26" (1/1) ... [2022-07-19 23:13:26,833 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:13:26" (1/1) ... [2022-07-19 23:13:26,908 INFO L137 Inliner]: procedures = 176, calls = 745, calls flagged for inlining = 76, calls inlined = 63, statements flattened = 1341 [2022-07-19 23:13:26,909 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-19 23:13:26,909 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-19 23:13:26,909 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-19 23:13:26,909 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-19 23:13:26,917 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:13:26" (1/1) ... [2022-07-19 23:13:26,917 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:13:26" (1/1) ... [2022-07-19 23:13:26,927 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:13:26" (1/1) ... [2022-07-19 23:13:26,927 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:13:26" (1/1) ... [2022-07-19 23:13:26,972 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:13:26" (1/1) ... [2022-07-19 23:13:26,981 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:13:26" (1/1) ... [2022-07-19 23:13:26,990 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:13:26" (1/1) ... [2022-07-19 23:13:27,004 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-19 23:13:27,005 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-19 23:13:27,005 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-19 23:13:27,005 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-19 23:13:27,006 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:13:26" (1/1) ... [2022-07-19 23:13:27,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 23:13:27,026 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 23:13:27,037 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-19 23:13:27,053 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-19 23:13:27,077 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-07-19 23:13:27,077 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-07-19 23:13:27,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-19 23:13:27,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-19 23:13:27,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-19 23:13:27,078 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-07-19 23:13:27,078 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-07-19 23:13:27,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-19 23:13:27,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-19 23:13:27,078 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-19 23:13:27,078 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-19 23:13:27,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-19 23:13:27,079 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-19 23:13:27,079 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-19 23:13:27,079 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-07-19 23:13:27,079 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-07-19 23:13:27,079 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2022-07-19 23:13:27,079 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2022-07-19 23:13:27,079 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2022-07-19 23:13:27,080 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2022-07-19 23:13:27,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-19 23:13:27,080 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-19 23:13:27,080 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-19 23:13:27,080 INFO L130 BoogieDeclarations]: Found specification of procedure class_remove_file [2022-07-19 23:13:27,080 INFO L138 BoogieDeclarations]: Found implementation of procedure class_remove_file [2022-07-19 23:13:27,081 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-07-19 23:13:27,081 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-07-19 23:13:27,081 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-07-19 23:13:27,081 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-07-19 23:13:27,081 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-19 23:13:27,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-19 23:13:27,081 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_open_lock_of_phantom_device [2022-07-19 23:13:27,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_open_lock_of_phantom_device [2022-07-19 23:13:27,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-19 23:13:27,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-19 23:13:27,082 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-07-19 23:13:27,082 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-07-19 23:13:27,083 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2022-07-19 23:13:27,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2022-07-19 23:13:27,083 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-19 23:13:27,083 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-07-19 23:13:27,083 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-07-19 23:13:27,083 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-19 23:13:27,083 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-19 23:13:27,084 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-07-19 23:13:27,084 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-07-19 23:13:27,084 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-19 23:13:27,084 INFO L130 BoogieDeclarations]: Found specification of procedure phantom_status [2022-07-19 23:13:27,084 INFO L138 BoogieDeclarations]: Found implementation of procedure phantom_status [2022-07-19 23:13:27,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-19 23:13:27,085 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-19 23:13:27,085 INFO L130 BoogieDeclarations]: Found specification of procedure phantom_remove [2022-07-19 23:13:27,085 INFO L138 BoogieDeclarations]: Found implementation of procedure phantom_remove [2022-07-19 23:13:27,085 INFO L130 BoogieDeclarations]: Found specification of procedure phantom_poll [2022-07-19 23:13:27,086 INFO L138 BoogieDeclarations]: Found implementation of procedure phantom_poll [2022-07-19 23:13:27,086 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-19 23:13:27,086 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-07-19 23:13:27,087 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-07-19 23:13:27,087 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-07-19 23:13:27,088 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-07-19 23:13:27,088 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-19 23:13:27,088 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-19 23:13:27,088 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-19 23:13:27,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-19 23:13:27,089 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2022-07-19 23:13:27,089 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2022-07-19 23:13:27,089 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-07-19 23:13:27,089 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-07-19 23:13:27,089 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2022-07-19 23:13:27,089 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2022-07-19 23:13:27,090 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-07-19 23:13:27,090 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-07-19 23:13:27,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-19 23:13:27,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-19 23:13:27,091 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-07-19 23:13:27,091 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-07-19 23:13:27,091 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-19 23:13:27,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-19 23:13:27,091 INFO L130 BoogieDeclarations]: Found specification of procedure phantom_ioctl [2022-07-19 23:13:27,092 INFO L138 BoogieDeclarations]: Found implementation of procedure phantom_ioctl [2022-07-19 23:13:27,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_phantom_mutex [2022-07-19 23:13:27,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_phantom_mutex [2022-07-19 23:13:27,092 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-07-19 23:13:27,092 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-07-19 23:13:27,500 INFO L234 CfgBuilder]: Building ICFG [2022-07-19 23:13:27,502 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-19 23:13:28,732 INFO L275 CfgBuilder]: Performing block encoding [2022-07-19 23:13:28,750 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-19 23:13:28,751 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-19 23:13:28,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 11:13:28 BoogieIcfgContainer [2022-07-19 23:13:28,756 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-19 23:13:28,758 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-19 23:13:28,758 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-19 23:13:28,761 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-19 23:13:28,761 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.07 11:13:25" (1/3) ... [2022-07-19 23:13:28,762 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74f648f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 11:13:28, skipping insertion in model container [2022-07-19 23:13:28,762 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:13:26" (2/3) ... [2022-07-19 23:13:28,763 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74f648f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 11:13:28, skipping insertion in model container [2022-07-19 23:13:28,763 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 11:13:28" (3/3) ... [2022-07-19 23:13:28,764 INFO L111 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i [2022-07-19 23:13:28,776 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-19 23:13:28,777 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-19 23:13:28,840 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-19 23:13:28,845 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=PETRI_NET, 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=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@26fefc36, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@3e537625 [2022-07-19 23:13:28,845 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-19 23:13:28,851 INFO L276 IsEmpty]: Start isEmpty. Operand has 581 states, 415 states have (on average 1.3493975903614457) internal successors, (560), 434 states have internal predecessors, (560), 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) [2022-07-19 23:13:28,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-07-19 23:13:28,867 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:13:28,868 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:13:28,869 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:13:28,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:13:28,875 INFO L85 PathProgramCache]: Analyzing trace with hash -1496615948, now seen corresponding path program 1 times [2022-07-19 23:13:28,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:13:28,882 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416148366] [2022-07-19 23:13:28,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:13:28,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:13:29,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:29,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 23:13:29,268 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:13:29,268 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1416148366] [2022-07-19 23:13:29,269 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1416148366] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:13:29,269 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:13:29,269 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-19 23:13:29,270 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1978135211] [2022-07-19 23:13:29,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:13:29,276 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 23:13:29,277 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:13:29,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 23:13:29,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 23:13:29,316 INFO L87 Difference]: Start difference. First operand has 581 states, 415 states have (on average 1.3493975903614457) internal successors, (560), 434 states have internal predecessors, (560), 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 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) [2022-07-19 23:13:29,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:13:29,546 INFO L93 Difference]: Finished difference Result 1369 states and 1953 transitions. [2022-07-19 23:13:29,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 23:13:29,549 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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 13 [2022-07-19 23:13:29,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:13:29,563 INFO L225 Difference]: With dead ends: 1369 [2022-07-19 23:13:29,564 INFO L226 Difference]: Without dead ends: 783 [2022-07-19 23:13:29,569 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 [2022-07-19 23:13:29,572 INFO L413 NwaCegarLoop]: 828 mSDtfsCounter, 303 mSDsluCounter, 740 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 303 SdHoareTripleChecker+Valid, 1568 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-19 23:13:29,573 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [303 Valid, 1568 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-19 23:13:29,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 783 states. [2022-07-19 23:13:29,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 783 to 754. [2022-07-19 23:13:29,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 754 states, 544 states have (on average 1.3290441176470589) internal successors, (723), 570 states have internal predecessors, (723), 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) [2022-07-19 23:13:29,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 754 states and 1033 transitions. [2022-07-19 23:13:29,658 INFO L78 Accepts]: Start accepts. Automaton has 754 states and 1033 transitions. Word has length 13 [2022-07-19 23:13:29,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:13:29,658 INFO L495 AbstractCegarLoop]: Abstraction has 754 states and 1033 transitions. [2022-07-19 23:13:29,659 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) [2022-07-19 23:13:29,659 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 1033 transitions. [2022-07-19 23:13:29,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-07-19 23:13:29,661 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:13:29,662 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, 1, 1, 1] [2022-07-19 23:13:29,662 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-19 23:13:29,662 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:13:29,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:13:29,663 INFO L85 PathProgramCache]: Analyzing trace with hash -513650881, now seen corresponding path program 1 times [2022-07-19 23:13:29,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:13:29,663 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [889622812] [2022-07-19 23:13:29,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:13:29,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:13:29,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:29,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-19 23:13:29,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:29,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-19 23:13:29,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:29,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-19 23:13:29,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:29,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-19 23:13:29,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:29,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 23:13:29,821 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:13:29,821 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [889622812] [2022-07-19 23:13:29,822 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [889622812] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:13:29,822 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:13:29,822 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-19 23:13:29,822 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1295902750] [2022-07-19 23:13:29,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:13:29,824 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 23:13:29,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:13:29,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 23:13:29,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 23:13:29,828 INFO L87 Difference]: Start difference. First operand 754 states and 1033 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 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) [2022-07-19 23:13:29,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:13:29,921 INFO L93 Difference]: Finished difference Result 2182 states and 2986 transitions. [2022-07-19 23:13:29,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 23:13:29,922 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 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 35 [2022-07-19 23:13:29,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:13:29,933 INFO L225 Difference]: With dead ends: 2182 [2022-07-19 23:13:29,933 INFO L226 Difference]: Without dead ends: 1431 [2022-07-19 23:13:29,935 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 23:13:29,937 INFO L413 NwaCegarLoop]: 922 mSDtfsCounter, 752 mSDsluCounter, 754 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 752 SdHoareTripleChecker+Valid, 1676 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-19 23:13:29,938 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [752 Valid, 1676 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-19 23:13:29,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1431 states. [2022-07-19 23:13:30,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1431 to 1424. [2022-07-19 23:13:30,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1424 states, 1035 states have (on average 1.3256038647342996) internal successors, (1372), 1073 states have internal predecessors, (1372), 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) [2022-07-19 23:13:30,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1424 states to 1424 states and 1944 transitions. [2022-07-19 23:13:30,034 INFO L78 Accepts]: Start accepts. Automaton has 1424 states and 1944 transitions. Word has length 35 [2022-07-19 23:13:30,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:13:30,035 INFO L495 AbstractCegarLoop]: Abstraction has 1424 states and 1944 transitions. [2022-07-19 23:13:30,035 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 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) [2022-07-19 23:13:30,035 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 1944 transitions. [2022-07-19 23:13:30,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-07-19 23:13:30,040 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:13:30,040 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, 1, 1, 1, 1, 1] [2022-07-19 23:13:30,040 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-19 23:13:30,040 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:13:30,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:13:30,041 INFO L85 PathProgramCache]: Analyzing trace with hash -1151349161, now seen corresponding path program 1 times [2022-07-19 23:13:30,041 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:13:30,041 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1734235610] [2022-07-19 23:13:30,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:13:30,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:13:30,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:30,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-19 23:13:30,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:30,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-19 23:13:30,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:30,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:13:30,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:30,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 23:13:30,158 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:13:30,158 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1734235610] [2022-07-19 23:13:30,159 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1734235610] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:13:30,159 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:13:30,159 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-19 23:13:30,159 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1302559801] [2022-07-19 23:13:30,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:13:30,160 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-19 23:13:30,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:13:30,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-19 23:13:30,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-19 23:13:30,161 INFO L87 Difference]: Start difference. First operand 1424 states and 1944 transitions. Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-07-19 23:13:30,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:13:30,721 INFO L93 Difference]: Finished difference Result 1530 states and 2100 transitions. [2022-07-19 23:13:30,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-19 23:13:30,722 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 37 [2022-07-19 23:13:30,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:13:30,730 INFO L225 Difference]: With dead ends: 1530 [2022-07-19 23:13:30,730 INFO L226 Difference]: Without dead ends: 1517 [2022-07-19 23:13:30,733 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-19 23:13:30,735 INFO L413 NwaCegarLoop]: 794 mSDtfsCounter, 801 mSDsluCounter, 470 mSDsCounter, 0 mSdLazyCounter, 160 mSolverCounterSat, 200 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 897 SdHoareTripleChecker+Valid, 1264 SdHoareTripleChecker+Invalid, 360 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 200 IncrementalHoareTripleChecker+Valid, 160 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-07-19 23:13:30,735 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [897 Valid, 1264 Invalid, 360 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [200 Valid, 160 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-07-19 23:13:30,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1517 states. [2022-07-19 23:13:30,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1517 to 1424. [2022-07-19 23:13:30,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1424 states, 1035 states have (on average 1.3236714975845412) internal successors, (1370), 1073 states have internal predecessors, (1370), 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) [2022-07-19 23:13:30,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1424 states to 1424 states and 1942 transitions. [2022-07-19 23:13:30,788 INFO L78 Accepts]: Start accepts. Automaton has 1424 states and 1942 transitions. Word has length 37 [2022-07-19 23:13:30,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:13:30,789 INFO L495 AbstractCegarLoop]: Abstraction has 1424 states and 1942 transitions. [2022-07-19 23:13:30,789 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-07-19 23:13:30,789 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 1942 transitions. [2022-07-19 23:13:30,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-07-19 23:13:30,790 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:13:30,791 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, 1, 1, 1, 1, 1] [2022-07-19 23:13:30,791 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-19 23:13:30,791 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:13:30,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:13:30,792 INFO L85 PathProgramCache]: Analyzing trace with hash -1094090859, now seen corresponding path program 1 times [2022-07-19 23:13:30,792 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:13:30,792 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851029103] [2022-07-19 23:13:30,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:13:30,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:13:30,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:30,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-19 23:13:30,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:30,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-19 23:13:30,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:30,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:13:30,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:30,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 23:13:30,880 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:13:30,880 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [851029103] [2022-07-19 23:13:30,881 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [851029103] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:13:30,881 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:13:30,881 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-19 23:13:30,881 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1811169086] [2022-07-19 23:13:30,881 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:13:30,882 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-19 23:13:30,882 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:13:30,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-19 23:13:30,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-19 23:13:30,883 INFO L87 Difference]: Start difference. First operand 1424 states and 1942 transitions. Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-07-19 23:13:31,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:13:31,442 INFO L93 Difference]: Finished difference Result 1506 states and 2067 transitions. [2022-07-19 23:13:31,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-19 23:13:31,443 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (4), 3 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 37 [2022-07-19 23:13:31,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:13:31,449 INFO L225 Difference]: With dead ends: 1506 [2022-07-19 23:13:31,449 INFO L226 Difference]: Without dead ends: 1503 [2022-07-19 23:13:31,450 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-19 23:13:31,451 INFO L413 NwaCegarLoop]: 776 mSDtfsCounter, 783 mSDsluCounter, 444 mSDsCounter, 0 mSdLazyCounter, 157 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 877 SdHoareTripleChecker+Valid, 1220 SdHoareTripleChecker+Invalid, 354 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-07-19 23:13:31,451 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [877 Valid, 1220 Invalid, 354 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 157 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-07-19 23:13:31,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1503 states. [2022-07-19 23:13:31,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1503 to 1423. [2022-07-19 23:13:31,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1423 states, 1035 states have (on average 1.3227053140096618) internal successors, (1369), 1072 states have internal predecessors, (1369), 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) [2022-07-19 23:13:31,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1423 states to 1423 states and 1940 transitions. [2022-07-19 23:13:31,504 INFO L78 Accepts]: Start accepts. Automaton has 1423 states and 1940 transitions. Word has length 37 [2022-07-19 23:13:31,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:13:31,504 INFO L495 AbstractCegarLoop]: Abstraction has 1423 states and 1940 transitions. [2022-07-19 23:13:31,504 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-07-19 23:13:31,504 INFO L276 IsEmpty]: Start isEmpty. Operand 1423 states and 1940 transitions. [2022-07-19 23:13:31,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-07-19 23:13:31,506 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:13:31,506 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, 1, 1, 1, 1, 1, 1] [2022-07-19 23:13:31,506 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-19 23:13:31,506 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:13:31,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:13:31,507 INFO L85 PathProgramCache]: Analyzing trace with hash 442414881, now seen corresponding path program 1 times [2022-07-19 23:13:31,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:13:31,507 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1145674519] [2022-07-19 23:13:31,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:13:31,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:13:31,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:31,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-19 23:13:31,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:31,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-19 23:13:31,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:31,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:13:31,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:31,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 23:13:31,591 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:13:31,591 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1145674519] [2022-07-19 23:13:31,591 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1145674519] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:13:31,591 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:13:31,592 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-19 23:13:31,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [69287955] [2022-07-19 23:13:31,592 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:13:31,592 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-19 23:13:31,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:13:31,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-19 23:13:31,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-19 23:13:31,593 INFO L87 Difference]: Start difference. First operand 1423 states and 1940 transitions. Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-07-19 23:13:32,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:13:32,119 INFO L93 Difference]: Finished difference Result 1505 states and 2065 transitions. [2022-07-19 23:13:32,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-19 23:13:32,120 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 3 states have call successors, (4), 3 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 38 [2022-07-19 23:13:32,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:13:32,127 INFO L225 Difference]: With dead ends: 1505 [2022-07-19 23:13:32,127 INFO L226 Difference]: Without dead ends: 1502 [2022-07-19 23:13:32,127 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-19 23:13:32,128 INFO L413 NwaCegarLoop]: 774 mSDtfsCounter, 780 mSDsluCounter, 443 mSDsCounter, 0 mSdLazyCounter, 157 mSolverCounterSat, 196 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 874 SdHoareTripleChecker+Valid, 1217 SdHoareTripleChecker+Invalid, 353 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 196 IncrementalHoareTripleChecker+Valid, 157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-07-19 23:13:32,129 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [874 Valid, 1217 Invalid, 353 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [196 Valid, 157 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-07-19 23:13:32,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1502 states. [2022-07-19 23:13:32,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1502 to 1422. [2022-07-19 23:13:32,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1422 states, 1035 states have (on average 1.3217391304347825) internal successors, (1368), 1071 states have internal predecessors, (1368), 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) [2022-07-19 23:13:32,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 1422 states and 1938 transitions. [2022-07-19 23:13:32,203 INFO L78 Accepts]: Start accepts. Automaton has 1422 states and 1938 transitions. Word has length 38 [2022-07-19 23:13:32,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:13:32,205 INFO L495 AbstractCegarLoop]: Abstraction has 1422 states and 1938 transitions. [2022-07-19 23:13:32,205 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-07-19 23:13:32,205 INFO L276 IsEmpty]: Start isEmpty. Operand 1422 states and 1938 transitions. [2022-07-19 23:13:32,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-07-19 23:13:32,206 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:13:32,207 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, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:13:32,207 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-19 23:13:32,207 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:13:32,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:13:32,208 INFO L85 PathProgramCache]: Analyzing trace with hash 829457432, now seen corresponding path program 1 times [2022-07-19 23:13:32,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:13:32,208 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [527597237] [2022-07-19 23:13:32,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:13:32,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:13:32,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:32,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-19 23:13:32,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:32,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-19 23:13:32,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:32,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:13:32,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:32,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 23:13:32,315 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:13:32,315 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [527597237] [2022-07-19 23:13:32,316 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [527597237] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:13:32,316 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:13:32,316 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-19 23:13:32,317 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [502663623] [2022-07-19 23:13:32,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:13:32,318 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-19 23:13:32,318 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:13:32,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-19 23:13:32,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-19 23:13:32,318 INFO L87 Difference]: Start difference. First operand 1422 states and 1938 transitions. Second operand has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-07-19 23:13:32,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:13:32,803 INFO L93 Difference]: Finished difference Result 1504 states and 2063 transitions. [2022-07-19 23:13:32,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-19 23:13:32,804 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 3 states have call successors, (4), 3 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 39 [2022-07-19 23:13:32,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:13:32,811 INFO L225 Difference]: With dead ends: 1504 [2022-07-19 23:13:32,811 INFO L226 Difference]: Without dead ends: 1501 [2022-07-19 23:13:32,812 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-19 23:13:32,813 INFO L413 NwaCegarLoop]: 772 mSDtfsCounter, 777 mSDsluCounter, 442 mSDsCounter, 0 mSdLazyCounter, 157 mSolverCounterSat, 195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 871 SdHoareTripleChecker+Valid, 1214 SdHoareTripleChecker+Invalid, 352 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 195 IncrementalHoareTripleChecker+Valid, 157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-07-19 23:13:32,813 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [871 Valid, 1214 Invalid, 352 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [195 Valid, 157 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-07-19 23:13:32,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1501 states. [2022-07-19 23:13:32,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1501 to 1421. [2022-07-19 23:13:32,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1421 states, 1035 states have (on average 1.3207729468599034) internal successors, (1367), 1070 states have internal predecessors, (1367), 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) [2022-07-19 23:13:32,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1421 states to 1421 states and 1936 transitions. [2022-07-19 23:13:32,872 INFO L78 Accepts]: Start accepts. Automaton has 1421 states and 1936 transitions. Word has length 39 [2022-07-19 23:13:32,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:13:32,872 INFO L495 AbstractCegarLoop]: Abstraction has 1421 states and 1936 transitions. [2022-07-19 23:13:32,873 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-07-19 23:13:32,873 INFO L276 IsEmpty]: Start isEmpty. Operand 1421 states and 1936 transitions. [2022-07-19 23:13:32,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-07-19 23:13:32,874 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:13:32,874 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, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:13:32,874 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-19 23:13:32,875 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:13:32,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:13:32,875 INFO L85 PathProgramCache]: Analyzing trace with hash -57120508, now seen corresponding path program 1 times [2022-07-19 23:13:32,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:13:32,876 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [18060884] [2022-07-19 23:13:32,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:13:32,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:13:32,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:32,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-19 23:13:32,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:32,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-19 23:13:32,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:32,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:13:32,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:32,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 23:13:32,997 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:13:32,997 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [18060884] [2022-07-19 23:13:32,998 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [18060884] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:13:32,998 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:13:32,998 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-19 23:13:32,998 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [562243094] [2022-07-19 23:13:32,998 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:13:32,999 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-19 23:13:32,999 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:13:32,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-19 23:13:32,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-19 23:13:33,000 INFO L87 Difference]: Start difference. First operand 1421 states and 1936 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-07-19 23:13:33,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:13:33,955 INFO L93 Difference]: Finished difference Result 4362 states and 5975 transitions. [2022-07-19 23:13:33,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-19 23:13:33,955 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (4), 3 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 40 [2022-07-19 23:13:33,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:13:33,969 INFO L225 Difference]: With dead ends: 4362 [2022-07-19 23:13:33,969 INFO L226 Difference]: Without dead ends: 2944 [2022-07-19 23:13:33,974 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-19 23:13:33,974 INFO L413 NwaCegarLoop]: 894 mSDtfsCounter, 857 mSDsluCounter, 1034 mSDsCounter, 0 mSdLazyCounter, 467 mSolverCounterSat, 321 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 962 SdHoareTripleChecker+Valid, 1928 SdHoareTripleChecker+Invalid, 788 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 321 IncrementalHoareTripleChecker+Valid, 467 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-19 23:13:33,975 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [962 Valid, 1928 Invalid, 788 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [321 Valid, 467 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-19 23:13:33,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2944 states. [2022-07-19 23:13:34,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2944 to 2774. [2022-07-19 23:13:34,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2774 states, 2034 states have (on average 1.3220255653883972) internal successors, (2689), 2100 states have internal predecessors, (2689), 547 states have call successors, (547), 198 states have call predecessors, (547), 192 states have return successors, (538), 511 states have call predecessors, (538), 538 states have call successors, (538) [2022-07-19 23:13:34,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2774 states to 2774 states and 3774 transitions. [2022-07-19 23:13:34,074 INFO L78 Accepts]: Start accepts. Automaton has 2774 states and 3774 transitions. Word has length 40 [2022-07-19 23:13:34,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:13:34,074 INFO L495 AbstractCegarLoop]: Abstraction has 2774 states and 3774 transitions. [2022-07-19 23:13:34,074 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-07-19 23:13:34,074 INFO L276 IsEmpty]: Start isEmpty. Operand 2774 states and 3774 transitions. [2022-07-19 23:13:34,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-07-19 23:13:34,075 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:13:34,075 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:13:34,076 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-19 23:13:34,076 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:13:34,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:13:34,076 INFO L85 PathProgramCache]: Analyzing trace with hash -1771228005, now seen corresponding path program 1 times [2022-07-19 23:13:34,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:13:34,077 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [850734276] [2022-07-19 23:13:34,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:13:34,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:13:34,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:34,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-19 23:13:34,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:34,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-19 23:13:34,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:34,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:13:34,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:34,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 23:13:34,179 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:13:34,180 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [850734276] [2022-07-19 23:13:34,180 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [850734276] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:13:34,180 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:13:34,180 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-19 23:13:34,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132389183] [2022-07-19 23:13:34,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:13:34,181 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-19 23:13:34,181 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:13:34,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-19 23:13:34,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-19 23:13:34,182 INFO L87 Difference]: Start difference. First operand 2774 states and 3774 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-07-19 23:13:34,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:13:34,665 INFO L93 Difference]: Finished difference Result 2985 states and 4059 transitions. [2022-07-19 23:13:34,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-19 23:13:34,666 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (4), 3 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 41 [2022-07-19 23:13:34,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:13:34,679 INFO L225 Difference]: With dead ends: 2985 [2022-07-19 23:13:34,680 INFO L226 Difference]: Without dead ends: 2938 [2022-07-19 23:13:34,681 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-19 23:13:34,682 INFO L413 NwaCegarLoop]: 775 mSDtfsCounter, 739 mSDsluCounter, 475 mSDsCounter, 0 mSdLazyCounter, 185 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 822 SdHoareTripleChecker+Valid, 1250 SdHoareTripleChecker+Invalid, 382 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 185 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-07-19 23:13:34,682 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [822 Valid, 1250 Invalid, 382 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 185 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-07-19 23:13:34,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2938 states. [2022-07-19 23:13:34,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2938 to 2761. [2022-07-19 23:13:34,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2761 states, 2029 states have (on average 1.3178905864958108) internal successors, (2674), 2091 states have internal predecessors, (2674), 534 states have call successors, (534), 203 states have call predecessors, (534), 197 states have return successors, (527), 502 states have call predecessors, (527), 527 states have call successors, (527) [2022-07-19 23:13:34,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2761 states to 2761 states and 3735 transitions. [2022-07-19 23:13:34,781 INFO L78 Accepts]: Start accepts. Automaton has 2761 states and 3735 transitions. Word has length 41 [2022-07-19 23:13:34,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:13:34,782 INFO L495 AbstractCegarLoop]: Abstraction has 2761 states and 3735 transitions. [2022-07-19 23:13:34,782 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-07-19 23:13:34,782 INFO L276 IsEmpty]: Start isEmpty. Operand 2761 states and 3735 transitions. [2022-07-19 23:13:34,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2022-07-19 23:13:34,785 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:13:34,785 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:13:34,786 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-07-19 23:13:34,786 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:13:34,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:13:34,786 INFO L85 PathProgramCache]: Analyzing trace with hash 1456280796, now seen corresponding path program 1 times [2022-07-19 23:13:34,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:13:34,787 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [192664604] [2022-07-19 23:13:34,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:13:34,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:13:34,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:34,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-19 23:13:34,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:34,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-07-19 23:13:34,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:34,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:13:34,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:34,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-07-19 23:13:34,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:34,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:13:34,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:34,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-07-19 23:13:34,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:34,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:13:34,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:34,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-19 23:13:34,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:34,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2022-07-19 23:13:34,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:34,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-07-19 23:13:34,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:34,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-19 23:13:34,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:34,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:13:34,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:34,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-07-19 23:13:34,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:34,961 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2022-07-19 23:13:34,961 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:13:34,961 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [192664604] [2022-07-19 23:13:34,961 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [192664604] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:13:34,961 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:13:34,961 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-19 23:13:34,962 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1317153393] [2022-07-19 23:13:34,962 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:13:34,962 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-19 23:13:34,963 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:13:34,963 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-19 23:13:34,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-19 23:13:34,963 INFO L87 Difference]: Start difference. First operand 2761 states and 3735 transitions. Second operand has 4 states, 4 states have (on average 23.75) internal successors, (95), 3 states have internal predecessors, (95), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-07-19 23:13:35,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:13:35,838 INFO L93 Difference]: Finished difference Result 7379 states and 10049 transitions. [2022-07-19 23:13:35,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-19 23:13:35,838 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.75) internal successors, (95), 3 states have internal predecessors, (95), 2 states have call successors, (13), 3 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 138 [2022-07-19 23:13:35,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:13:35,861 INFO L225 Difference]: With dead ends: 7379 [2022-07-19 23:13:35,861 INFO L226 Difference]: Without dead ends: 4621 [2022-07-19 23:13:35,872 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-19 23:13:35,873 INFO L413 NwaCegarLoop]: 1212 mSDtfsCounter, 604 mSDsluCounter, 1238 mSDsCounter, 0 mSdLazyCounter, 472 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 689 SdHoareTripleChecker+Valid, 2450 SdHoareTripleChecker+Invalid, 653 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 472 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-19 23:13:35,873 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [689 Valid, 2450 Invalid, 653 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 472 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-19 23:13:35,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4621 states. [2022-07-19 23:13:36,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4621 to 4400. [2022-07-19 23:13:36,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4400 states, 3253 states have (on average 1.3316938210882263) internal successors, (4332), 3336 states have internal predecessors, (4332), 836 states have call successors, (836), 316 states have call predecessors, (836), 310 states have return successors, (829), 795 states have call predecessors, (829), 829 states have call successors, (829) [2022-07-19 23:13:36,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4400 states to 4400 states and 5997 transitions. [2022-07-19 23:13:36,082 INFO L78 Accepts]: Start accepts. Automaton has 4400 states and 5997 transitions. Word has length 138 [2022-07-19 23:13:36,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:13:36,082 INFO L495 AbstractCegarLoop]: Abstraction has 4400 states and 5997 transitions. [2022-07-19 23:13:36,083 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.75) internal successors, (95), 3 states have internal predecessors, (95), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-07-19 23:13:36,083 INFO L276 IsEmpty]: Start isEmpty. Operand 4400 states and 5997 transitions. [2022-07-19 23:13:36,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-07-19 23:13:36,086 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:13:36,087 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:13:36,087 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-07-19 23:13:36,087 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:13:36,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:13:36,088 INFO L85 PathProgramCache]: Analyzing trace with hash -496298285, now seen corresponding path program 1 times [2022-07-19 23:13:36,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:13:36,088 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1647907586] [2022-07-19 23:13:36,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:13:36,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:13:36,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:36,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-19 23:13:36,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:36,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-19 23:13:36,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:36,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:13:36,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:36,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-07-19 23:13:36,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:36,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-07-19 23:13:36,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:36,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:13:36,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:36,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-19 23:13:36,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:36,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:13:36,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:36,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-07-19 23:13:36,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:36,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:13:36,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:36,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-07-19 23:13:36,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:36,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-07-19 23:13:36,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:36,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-07-19 23:13:36,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:36,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-07-19 23:13:36,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:36,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:13:36,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:36,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-19 23:13:36,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:36,266 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2022-07-19 23:13:36,266 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:13:36,266 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1647907586] [2022-07-19 23:13:36,266 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1647907586] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:13:36,266 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:13:36,266 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-19 23:13:36,267 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [622208595] [2022-07-19 23:13:36,267 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:13:36,267 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-19 23:13:36,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:13:36,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-19 23:13:36,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-19 23:13:36,268 INFO L87 Difference]: Start difference. First operand 4400 states and 5997 transitions. Second operand has 4 states, 4 states have (on average 26.5) internal successors, (106), 3 states have internal predecessors, (106), 3 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-07-19 23:13:36,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:13:36,929 INFO L93 Difference]: Finished difference Result 4573 states and 6256 transitions. [2022-07-19 23:13:36,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-19 23:13:36,930 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.5) internal successors, (106), 3 states have internal predecessors, (106), 3 states have call successors, (15), 4 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 168 [2022-07-19 23:13:36,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:13:36,955 INFO L225 Difference]: With dead ends: 4573 [2022-07-19 23:13:36,955 INFO L226 Difference]: Without dead ends: 4570 [2022-07-19 23:13:36,957 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-19 23:13:36,958 INFO L413 NwaCegarLoop]: 774 mSDtfsCounter, 149 mSDsluCounter, 992 mSDsCounter, 0 mSdLazyCounter, 346 mSolverCounterSat, 130 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 171 SdHoareTripleChecker+Valid, 1766 SdHoareTripleChecker+Invalid, 476 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 130 IncrementalHoareTripleChecker+Valid, 346 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-07-19 23:13:36,959 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [171 Valid, 1766 Invalid, 476 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [130 Valid, 346 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-07-19 23:13:36,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4570 states. [2022-07-19 23:13:37,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4570 to 4399. [2022-07-19 23:13:37,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4399 states, 3253 states have (on average 1.3292345527205656) internal successors, (4324), 3335 states have internal predecessors, (4324), 835 states have call successors, (835), 316 states have call predecessors, (835), 310 states have return successors, (829), 795 states have call predecessors, (829), 829 states have call successors, (829) [2022-07-19 23:13:37,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4399 states to 4399 states and 5988 transitions. [2022-07-19 23:13:37,151 INFO L78 Accepts]: Start accepts. Automaton has 4399 states and 5988 transitions. Word has length 168 [2022-07-19 23:13:37,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:13:37,153 INFO L495 AbstractCegarLoop]: Abstraction has 4399 states and 5988 transitions. [2022-07-19 23:13:37,153 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.5) internal successors, (106), 3 states have internal predecessors, (106), 3 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-07-19 23:13:37,154 INFO L276 IsEmpty]: Start isEmpty. Operand 4399 states and 5988 transitions. [2022-07-19 23:13:37,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2022-07-19 23:13:37,160 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:13:37,160 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:13:37,160 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-07-19 23:13:37,161 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:13:37,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:13:37,161 INFO L85 PathProgramCache]: Analyzing trace with hash -2128832972, now seen corresponding path program 1 times [2022-07-19 23:13:37,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:13:37,161 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1594326686] [2022-07-19 23:13:37,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:13:37,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:13:37,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:37,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-19 23:13:37,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:37,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-19 23:13:37,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:37,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:13:37,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:37,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-07-19 23:13:37,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:37,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-07-19 23:13:37,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:37,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:13:37,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:37,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-19 23:13:37,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:37,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:13:37,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:37,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-07-19 23:13:37,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:37,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:13:37,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:37,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-07-19 23:13:37,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:37,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-07-19 23:13:37,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:37,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-07-19 23:13:37,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:37,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-07-19 23:13:37,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:37,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:13:37,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:37,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-19 23:13:37,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:37,415 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2022-07-19 23:13:37,415 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:13:37,415 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1594326686] [2022-07-19 23:13:37,415 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1594326686] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:13:37,416 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:13:37,416 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-19 23:13:37,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1453490931] [2022-07-19 23:13:37,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:13:37,416 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-19 23:13:37,417 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:13:37,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-19 23:13:37,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-19 23:13:37,418 INFO L87 Difference]: Start difference. First operand 4399 states and 5988 transitions. Second operand has 6 states, 6 states have (on average 17.833333333333332) internal successors, (107), 5 states have internal predecessors, (107), 2 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) [2022-07-19 23:13:38,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:13:38,396 INFO L93 Difference]: Finished difference Result 5388 states and 7524 transitions. [2022-07-19 23:13:38,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-19 23:13:38,397 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 17.833333333333332) internal successors, (107), 5 states have internal predecessors, (107), 2 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 169 [2022-07-19 23:13:38,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:13:38,430 INFO L225 Difference]: With dead ends: 5388 [2022-07-19 23:13:38,430 INFO L226 Difference]: Without dead ends: 5366 [2022-07-19 23:13:38,433 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2022-07-19 23:13:38,434 INFO L413 NwaCegarLoop]: 1060 mSDtfsCounter, 775 mSDsluCounter, 2540 mSDsCounter, 0 mSdLazyCounter, 807 mSolverCounterSat, 261 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 790 SdHoareTripleChecker+Valid, 3600 SdHoareTripleChecker+Invalid, 1068 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 261 IncrementalHoareTripleChecker+Valid, 807 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-19 23:13:38,434 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [790 Valid, 3600 Invalid, 1068 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [261 Valid, 807 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-19 23:13:38,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5366 states. [2022-07-19 23:13:38,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5366 to 4380. [2022-07-19 23:13:38,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4380 states, 3241 states have (on average 1.3286022832459117) internal successors, (4306), 3322 states have internal predecessors, (4306), 830 states have call successors, (830), 313 states have call predecessors, (830), 308 states have return successors, (826), 792 states have call predecessors, (826), 826 states have call successors, (826) [2022-07-19 23:13:38,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4380 states to 4380 states and 5962 transitions. [2022-07-19 23:13:38,631 INFO L78 Accepts]: Start accepts. Automaton has 4380 states and 5962 transitions. Word has length 169 [2022-07-19 23:13:38,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:13:38,632 INFO L495 AbstractCegarLoop]: Abstraction has 4380 states and 5962 transitions. [2022-07-19 23:13:38,632 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.833333333333332) internal successors, (107), 5 states have internal predecessors, (107), 2 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) [2022-07-19 23:13:38,632 INFO L276 IsEmpty]: Start isEmpty. Operand 4380 states and 5962 transitions. [2022-07-19 23:13:38,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2022-07-19 23:13:38,636 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:13:38,636 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:13:38,637 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-07-19 23:13:38,637 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:13:38,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:13:38,637 INFO L85 PathProgramCache]: Analyzing trace with hash -1735805962, now seen corresponding path program 1 times [2022-07-19 23:13:38,638 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:13:38,638 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1995059299] [2022-07-19 23:13:38,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:13:38,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:13:38,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:38,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-19 23:13:38,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:38,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-19 23:13:38,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:38,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:13:38,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:38,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-07-19 23:13:38,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:38,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-07-19 23:13:38,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:38,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:13:38,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:38,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-19 23:13:38,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:38,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:13:38,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:38,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-07-19 23:13:38,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:38,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:13:38,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:38,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-07-19 23:13:38,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:38,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-07-19 23:13:38,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:38,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-07-19 23:13:38,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:38,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-07-19 23:13:38,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:38,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:13:38,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:38,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-19 23:13:38,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:38,838 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2022-07-19 23:13:38,839 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:13:38,839 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1995059299] [2022-07-19 23:13:38,839 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1995059299] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:13:38,839 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:13:38,839 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-19 23:13:38,839 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [322257305] [2022-07-19 23:13:38,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:13:38,840 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-19 23:13:38,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:13:38,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-19 23:13:38,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-19 23:13:38,841 INFO L87 Difference]: Start difference. First operand 4380 states and 5962 transitions. Second operand has 4 states, 4 states have (on average 26.75) internal successors, (107), 3 states have internal predecessors, (107), 3 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2022-07-19 23:13:39,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:13:39,782 INFO L93 Difference]: Finished difference Result 8924 states and 12176 transitions. [2022-07-19 23:13:39,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-19 23:13:39,783 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.75) internal successors, (107), 3 states have internal predecessors, (107), 3 states have call successors, (15), 4 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 169 [2022-07-19 23:13:39,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:13:39,801 INFO L225 Difference]: With dead ends: 8924 [2022-07-19 23:13:39,801 INFO L226 Difference]: Without dead ends: 4547 [2022-07-19 23:13:39,815 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-19 23:13:39,815 INFO L413 NwaCegarLoop]: 1411 mSDtfsCounter, 765 mSDsluCounter, 1365 mSDsCounter, 0 mSdLazyCounter, 480 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 865 SdHoareTripleChecker+Valid, 2776 SdHoareTripleChecker+Invalid, 677 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 480 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-19 23:13:39,816 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [865 Valid, 2776 Invalid, 677 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 480 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-19 23:13:39,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4547 states. [2022-07-19 23:13:40,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4547 to 4343. [2022-07-19 23:13:40,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4343 states, 3211 states have (on average 1.3266895048271568) internal successors, (4260), 3291 states have internal predecessors, (4260), 826 states have call successors, (826), 310 states have call predecessors, (826), 305 states have return successors, (823), 789 states have call predecessors, (823), 823 states have call successors, (823) [2022-07-19 23:13:40,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4343 states to 4343 states and 5909 transitions. [2022-07-19 23:13:40,026 INFO L78 Accepts]: Start accepts. Automaton has 4343 states and 5909 transitions. Word has length 169 [2022-07-19 23:13:40,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:13:40,026 INFO L495 AbstractCegarLoop]: Abstraction has 4343 states and 5909 transitions. [2022-07-19 23:13:40,027 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.75) internal successors, (107), 3 states have internal predecessors, (107), 3 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2022-07-19 23:13:40,027 INFO L276 IsEmpty]: Start isEmpty. Operand 4343 states and 5909 transitions. [2022-07-19 23:13:40,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2022-07-19 23:13:40,032 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:13:40,033 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:13:40,033 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-07-19 23:13:40,034 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:13:40,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:13:40,034 INFO L85 PathProgramCache]: Analyzing trace with hash -1073409124, now seen corresponding path program 1 times [2022-07-19 23:13:40,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 23:13:40,034 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [807447984] [2022-07-19 23:13:40,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:13:40,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 23:13:40,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:40,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-19 23:13:40,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:40,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-19 23:13:40,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:40,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:13:40,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:40,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-07-19 23:13:40,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:40,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-07-19 23:13:40,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:40,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:13:40,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:40,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-19 23:13:40,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:40,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:13:40,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:40,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-07-19 23:13:40,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:40,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:13:40,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:40,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-07-19 23:13:40,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:40,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-07-19 23:13:40,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:40,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-07-19 23:13:40,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:40,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-07-19 23:13:40,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:40,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-19 23:13:40,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:40,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-07-19 23:13:40,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:40,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-07-19 23:13:40,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:40,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2022-07-19 23:13:40,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:13:40,251 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2022-07-19 23:13:40,251 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 23:13:40,251 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [807447984] [2022-07-19 23:13:40,251 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [807447984] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:13:40,251 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:13:40,251 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-19 23:13:40,252 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463619914] [2022-07-19 23:13:40,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:13:40,252 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-19 23:13:40,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 23:13:40,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-19 23:13:40,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-19 23:13:40,253 INFO L87 Difference]: Start difference. First operand 4343 states and 5909 transitions. Second operand has 7 states, 7 states have (on average 17.285714285714285) internal successors, (121), 5 states have internal predecessors, (121), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-07-19 23:13:42,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:13:42,091 INFO L93 Difference]: Finished difference Result 5381 states and 7471 transitions. [2022-07-19 23:13:42,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-19 23:13:42,091 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.285714285714285) internal successors, (121), 5 states have internal predecessors, (121), 2 states have call successors, (16), 4 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 186 [2022-07-19 23:13:42,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:13:42,092 INFO L225 Difference]: With dead ends: 5381 [2022-07-19 23:13:42,092 INFO L226 Difference]: Without dead ends: 0 [2022-07-19 23:13:42,105 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-07-19 23:13:42,105 INFO L413 NwaCegarLoop]: 976 mSDtfsCounter, 1094 mSDsluCounter, 1880 mSDsCounter, 0 mSdLazyCounter, 1906 mSolverCounterSat, 443 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1149 SdHoareTripleChecker+Valid, 2856 SdHoareTripleChecker+Invalid, 2349 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 443 IncrementalHoareTripleChecker+Valid, 1906 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-07-19 23:13:42,106 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1149 Valid, 2856 Invalid, 2349 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [443 Valid, 1906 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-07-19 23:13:42,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-19 23:13:42,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-19 23:13:42,107 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) [2022-07-19 23:13:42,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-19 23:13:42,107 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 186 [2022-07-19 23:13:42,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:13:42,108 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-19 23:13:42,108 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.285714285714285) internal successors, (121), 5 states have internal predecessors, (121), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-07-19 23:13:42,108 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-19 23:13:42,108 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-19 23:13:42,111 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-19 23:13:42,111 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-07-19 23:13:42,113 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-19 23:14:23,024 INFO L899 garLoopResultBuilder]: For program point L3291(lines 3291 3295) no Hoare annotation was computed. [2022-07-19 23:14:23,025 INFO L902 garLoopResultBuilder]: At program point L3291-2(lines 3291 3295) the Hoare annotation is: true [2022-07-19 23:14:23,025 INFO L899 garLoopResultBuilder]: For program point L3287-1(line 3287) no Hoare annotation was computed. [2022-07-19 23:14:23,025 INFO L902 garLoopResultBuilder]: At program point L3287(line 3287) the Hoare annotation is: true [2022-07-19 23:14:23,025 INFO L899 garLoopResultBuilder]: For program point L3285-1(line 3285) no Hoare annotation was computed. [2022-07-19 23:14:23,025 INFO L902 garLoopResultBuilder]: At program point L3285(line 3285) the Hoare annotation is: true [2022-07-19 23:14:23,025 INFO L899 garLoopResultBuilder]: For program point L3283-1(line 3283) no Hoare annotation was computed. [2022-07-19 23:14:23,025 INFO L902 garLoopResultBuilder]: At program point L3283(line 3283) the Hoare annotation is: true [2022-07-19 23:14:23,026 INFO L899 garLoopResultBuilder]: For program point L3281(line 3281) no Hoare annotation was computed. [2022-07-19 23:14:23,026 INFO L902 garLoopResultBuilder]: At program point copy_from_userENTRY(lines 3270 3301) the Hoare annotation is: true [2022-07-19 23:14:23,026 INFO L899 garLoopResultBuilder]: For program point copy_from_userEXIT(lines 3270 3301) no Hoare annotation was computed. [2022-07-19 23:14:23,026 INFO L899 garLoopResultBuilder]: For program point L3296(line 3296) no Hoare annotation was computed. [2022-07-19 23:14:23,026 INFO L902 garLoopResultBuilder]: At program point L3290(line 3290) the Hoare annotation is: true [2022-07-19 23:14:23,026 INFO L899 garLoopResultBuilder]: For program point L3290-1(line 3290) no Hoare annotation was computed. [2022-07-19 23:14:23,026 INFO L899 garLoopResultBuilder]: For program point L3286(lines 3286 3297) no Hoare annotation was computed. [2022-07-19 23:14:23,026 INFO L899 garLoopResultBuilder]: For program point L3286-2(lines 3282 3298) no Hoare annotation was computed. [2022-07-19 23:14:23,027 INFO L899 garLoopResultBuilder]: For program point L3282(lines 3282 3298) no Hoare annotation was computed. [2022-07-19 23:14:23,027 INFO L902 garLoopResultBuilder]: At program point L3280(line 3280) the Hoare annotation is: true [2022-07-19 23:14:23,027 INFO L902 garLoopResultBuilder]: At program point L3280-1(line 3280) the Hoare annotation is: true [2022-07-19 23:14:23,027 INFO L899 garLoopResultBuilder]: For program point copy_from_userFINAL(lines 3270 3301) no Hoare annotation was computed. [2022-07-19 23:14:23,027 INFO L899 garLoopResultBuilder]: For program point atomic_setEXIT(lines 3093 3099) no Hoare annotation was computed. [2022-07-19 23:14:23,027 INFO L902 garLoopResultBuilder]: At program point atomic_setENTRY(lines 3093 3099) the Hoare annotation is: true [2022-07-19 23:14:23,027 INFO L899 garLoopResultBuilder]: For program point atomic_setFINAL(lines 3093 3099) no Hoare annotation was computed. [2022-07-19 23:14:23,028 INFO L899 garLoopResultBuilder]: For program point L3359(lines 3359 3362) no Hoare annotation was computed. [2022-07-19 23:14:23,028 INFO L899 garLoopResultBuilder]: For program point L3359-2(lines 3359 3362) no Hoare annotation was computed. [2022-07-19 23:14:23,028 INFO L899 garLoopResultBuilder]: For program point phantom_statusFINAL(lines 3348 3377) no Hoare annotation was computed. [2022-07-19 23:14:23,028 INFO L902 garLoopResultBuilder]: At program point L3370(line 3370) the Hoare annotation is: true [2022-07-19 23:14:23,028 INFO L899 garLoopResultBuilder]: For program point L3370-1(line 3370) no Hoare annotation was computed. [2022-07-19 23:14:23,028 INFO L902 garLoopResultBuilder]: At program point L3366(line 3366) the Hoare annotation is: true [2022-07-19 23:14:23,028 INFO L902 garLoopResultBuilder]: At program point L3364(line 3364) the Hoare annotation is: true [2022-07-19 23:14:23,029 INFO L899 garLoopResultBuilder]: For program point L3366-1(line 3366) no Hoare annotation was computed. [2022-07-19 23:14:23,029 INFO L899 garLoopResultBuilder]: For program point L3364-1(line 3364) no Hoare annotation was computed. [2022-07-19 23:14:23,029 INFO L902 garLoopResultBuilder]: At program point L3358(line 3358) the Hoare annotation is: true [2022-07-19 23:14:23,029 INFO L899 garLoopResultBuilder]: For program point L3358-1(line 3358) no Hoare annotation was computed. [2022-07-19 23:14:23,029 INFO L899 garLoopResultBuilder]: For program point phantom_statusEXIT(lines 3348 3377) no Hoare annotation was computed. [2022-07-19 23:14:23,029 INFO L895 garLoopResultBuilder]: At program point phantom_statusENTRY(lines 3348 3377) 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_retval_0~0 0))) (.cse4 (not (= ~ldv_mutex_phantom_mutex~0 1))) (.cse5 (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)))) (and (or .cse0 .cse1 .cse2 (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ~ldv_mutex_open_lock_of_phantom_device~0 2)) .cse5))) [2022-07-19 23:14:23,029 INFO L899 garLoopResultBuilder]: For program point L3371-1(line 3371) no Hoare annotation was computed. [2022-07-19 23:14:23,030 INFO L902 garLoopResultBuilder]: At program point L3371(line 3371) the Hoare annotation is: true [2022-07-19 23:14:23,030 INFO L899 garLoopResultBuilder]: For program point L3369(lines 3369 3373) no Hoare annotation was computed. [2022-07-19 23:14:23,030 INFO L899 garLoopResultBuilder]: For program point L3367-1(line 3367) no Hoare annotation was computed. [2022-07-19 23:14:23,030 INFO L902 garLoopResultBuilder]: At program point L3367(line 3367) the Hoare annotation is: true [2022-07-19 23:14:23,030 INFO L899 garLoopResultBuilder]: For program point L3369-2(lines 3363 3373) no Hoare annotation was computed. [2022-07-19 23:14:23,030 INFO L899 garLoopResultBuilder]: For program point L3365-1(line 3365) no Hoare annotation was computed. [2022-07-19 23:14:23,030 INFO L902 garLoopResultBuilder]: At program point L3365(line 3365) the Hoare annotation is: true [2022-07-19 23:14:23,031 INFO L899 garLoopResultBuilder]: For program point L3363(lines 3363 3373) no Hoare annotation was computed. [2022-07-19 23:14:23,031 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_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2022-07-19 23:14:23,031 INFO L902 garLoopResultBuilder]: At program point L5079(lines 5078 5080) the Hoare annotation is: true [2022-07-19 23:14:23,031 INFO L899 garLoopResultBuilder]: For program point L3929(line 3929) no Hoare annotation was computed. [2022-07-19 23:14:23,031 INFO L899 garLoopResultBuilder]: For program point L3927-1(line 3927) no Hoare annotation was computed. [2022-07-19 23:14:23,031 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_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2022-07-19 23:14:23,032 INFO L899 garLoopResultBuilder]: For program point L3925-1(line 3925) no Hoare annotation was computed. [2022-07-19 23:14:23,032 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_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2022-07-19 23:14:23,032 INFO L899 garLoopResultBuilder]: For program point L3923-1(line 3923) no Hoare annotation was computed. [2022-07-19 23:14:23,032 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_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2022-07-19 23:14:23,032 INFO L899 garLoopResultBuilder]: For program point L3919(line 3919) no Hoare annotation was computed. [2022-07-19 23:14:23,032 INFO L899 garLoopResultBuilder]: For program point L3917-1(line 3917) no Hoare annotation was computed. [2022-07-19 23:14:23,032 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_retval_0~0 0))) (.cse5 (not (= ~ldv_mutex_phantom_mutex~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) (or .cse0 (not (= |old(~ldv_state_variable_3~0)| 0)) .cse1 .cse2 .cse3 .cse4 .cse5 (= ~ldv_state_variable_3~0 0)))) [2022-07-19 23:14:23,033 INFO L899 garLoopResultBuilder]: For program point L3919-2(line 3919) no Hoare annotation was computed. [2022-07-19 23:14:23,033 INFO L899 garLoopResultBuilder]: For program point L3919-4(line 3919) no Hoare annotation was computed. [2022-07-19 23:14:23,033 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_retval_0~0 0))) (.cse5 (not (= ~ldv_mutex_phantom_mutex~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) (or .cse0 (not (= |old(~ldv_state_variable_3~0)| 0)) .cse1 .cse2 .cse3 .cse4 .cse5 (= ~ldv_state_variable_3~0 0)))) [2022-07-19 23:14:23,033 INFO L899 garLoopResultBuilder]: For program point L3919-6(line 3919) no Hoare annotation was computed. [2022-07-19 23:14:23,033 INFO L899 garLoopResultBuilder]: For program point phantom_removeEXIT(lines 3912 3934) no Hoare annotation was computed. [2022-07-19 23:14:23,033 INFO L899 garLoopResultBuilder]: For program point L3919-8(line 3919) no Hoare annotation was computed. [2022-07-19 23:14:23,034 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_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2022-07-19 23:14:23,034 INFO L902 garLoopResultBuilder]: At program point L5049(lines 5048 5050) the Hoare annotation is: true [2022-07-19 23:14:23,034 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_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2022-07-19 23:14:23,034 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_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2022-07-19 23:14:23,034 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_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2022-07-19 23:14:23,034 INFO L899 garLoopResultBuilder]: For program point L3926-1(line 3926) no Hoare annotation was computed. [2022-07-19 23:14:23,034 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_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2022-07-19 23:14:23,035 INFO L899 garLoopResultBuilder]: For program point phantom_removeFINAL(lines 3912 3934) no Hoare annotation was computed. [2022-07-19 23:14:23,035 INFO L899 garLoopResultBuilder]: For program point L3924-1(line 3924) no Hoare annotation was computed. [2022-07-19 23:14:23,035 INFO L899 garLoopResultBuilder]: For program point L3922-1(line 3922) no Hoare annotation was computed. [2022-07-19 23:14:23,035 INFO L895 garLoopResultBuilder]: At program point L4424(lines 4419 4426) 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_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2022-07-19 23:14:23,035 INFO L899 garLoopResultBuilder]: For program point pci_release_regionsFINAL(lines 5129 5131) no Hoare annotation was computed. [2022-07-19 23:14:23,035 INFO L902 garLoopResultBuilder]: At program point pci_release_regionsENTRY(lines 5129 5131) the Hoare annotation is: true [2022-07-19 23:14:23,035 INFO L899 garLoopResultBuilder]: For program point pci_release_regionsEXIT(lines 5129 5131) no Hoare annotation was computed. [2022-07-19 23:14:23,036 INFO L899 garLoopResultBuilder]: For program point L3714-1(line 3714) no Hoare annotation was computed. [2022-07-19 23:14:23,036 INFO L899 garLoopResultBuilder]: For program point L3314(lines 3314 3316) no Hoare annotation was computed. [2022-07-19 23:14:23,036 INFO L899 garLoopResultBuilder]: For program point L3314-2(lines 3314 3319) no Hoare annotation was computed. [2022-07-19 23:14:23,036 INFO L902 garLoopResultBuilder]: At program point L3314-4(lines 3310 3322) the Hoare annotation is: true [2022-07-19 23:14:23,036 INFO L902 garLoopResultBuilder]: At program point L3690(line 3690) the Hoare annotation is: true [2022-07-19 23:14:23,036 INFO L899 garLoopResultBuilder]: For program point L3690-1(line 3690) no Hoare annotation was computed. [2022-07-19 23:14:23,036 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-19 23:14:23,037 INFO L899 garLoopResultBuilder]: For program point phantom_pollEXIT(lines 3671 3720) no Hoare annotation was computed. [2022-07-19 23:14:23,037 INFO L899 garLoopResultBuilder]: For program point L3691(lines 3691 3695) no Hoare annotation was computed. [2022-07-19 23:14:23,037 INFO L899 garLoopResultBuilder]: For program point L3691-2(lines 3691 3695) no Hoare annotation was computed. [2022-07-19 23:14:23,037 INFO L902 garLoopResultBuilder]: At program point L3712(line 3712) the Hoare annotation is: true [2022-07-19 23:14:23,037 INFO L899 garLoopResultBuilder]: For program point L3712-1(line 3712) no Hoare annotation was computed. [2022-07-19 23:14:23,037 INFO L902 garLoopResultBuilder]: At program point L3700(line 3700) the Hoare annotation is: true [2022-07-19 23:14:23,037 INFO L895 garLoopResultBuilder]: At program point phantom_pollENTRY(lines 3671 3720) 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_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-07-19 23:14:23,037 INFO L899 garLoopResultBuilder]: For program point L3700-1(line 3700) no Hoare annotation was computed. [2022-07-19 23:14:23,038 INFO L899 garLoopResultBuilder]: For program point phantom_pollFINAL(lines 3671 3720) no Hoare annotation was computed. [2022-07-19 23:14:23,038 INFO L902 garLoopResultBuilder]: At program point L3692(line 3692) the Hoare annotation is: true [2022-07-19 23:14:23,038 INFO L899 garLoopResultBuilder]: For program point L3692-1(line 3692) no Hoare annotation was computed. [2022-07-19 23:14:23,038 INFO L899 garLoopResultBuilder]: For program point L3713(lines 3713 3717) no Hoare annotation was computed. [2022-07-19 23:14:23,038 INFO L899 garLoopResultBuilder]: For program point L3713-2(lines 3713 3717) no Hoare annotation was computed. [2022-07-19 23:14:23,038 INFO L899 garLoopResultBuilder]: For program point L3701(lines 3701 3704) no Hoare annotation was computed. [2022-07-19 23:14:23,038 INFO L899 garLoopResultBuilder]: For program point L3701-2(lines 3697 3705) no Hoare annotation was computed. [2022-07-19 23:14:23,039 INFO L899 garLoopResultBuilder]: For program point L3697(lines 3697 3705) no Hoare annotation was computed. [2022-07-19 23:14:23,039 INFO L902 garLoopResultBuilder]: At program point L3714(line 3714) the Hoare annotation is: true [2022-07-19 23:14:23,039 INFO L899 garLoopResultBuilder]: For program point pci_get_drvdataFINAL(lines 3254 3260) no Hoare annotation was computed. [2022-07-19 23:14:23,039 INFO L902 garLoopResultBuilder]: At program point L5069-2(lines 5068 5070) the Hoare annotation is: true [2022-07-19 23:14:23,039 INFO L899 garLoopResultBuilder]: For program point pci_get_drvdataEXIT(lines 3254 3260) no Hoare annotation was computed. [2022-07-19 23:14:23,039 INFO L895 garLoopResultBuilder]: At program point L5069(line 5069) 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_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-07-19 23:14:23,039 INFO L899 garLoopResultBuilder]: For program point L5069-1(line 5069) no Hoare annotation was computed. [2022-07-19 23:14:23,040 INFO L895 garLoopResultBuilder]: At program point pci_get_drvdataENTRY(lines 3254 3260) 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_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-07-19 23:14:23,040 INFO L902 garLoopResultBuilder]: At program point iowrite32ENTRY(lines 5088 5090) the Hoare annotation is: true [2022-07-19 23:14:23,040 INFO L899 garLoopResultBuilder]: For program point iowrite32FINAL(lines 5088 5090) no Hoare annotation was computed. [2022-07-19 23:14:23,040 INFO L899 garLoopResultBuilder]: For program point iowrite32EXIT(lines 5088 5090) no Hoare annotation was computed. [2022-07-19 23:14:23,040 INFO L902 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: true [2022-07-19 23:14:23,040 INFO L902 garLoopResultBuilder]: At program point L-1-3(line -1) the Hoare annotation is: true [2022-07-19 23:14:23,040 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memcpyFINAL(line -1) no Hoare annotation was computed. [2022-07-19 23:14:23,041 INFO L902 garLoopResultBuilder]: At program point #Ultimate.C_memcpyENTRY(line -1) the Hoare annotation is: true [2022-07-19 23:14:23,041 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memcpyEXIT(line -1) no Hoare annotation was computed. [2022-07-19 23:14:23,041 INFO L902 garLoopResultBuilder]: At program point L5038(lines 5037 5039) the Hoare annotation is: true [2022-07-19 23:14:23,041 INFO L902 garLoopResultBuilder]: At program point spin_unlock_irqrestoreENTRY(lines 3171 3177) the Hoare annotation is: true [2022-07-19 23:14:23,041 INFO L899 garLoopResultBuilder]: For program point spin_unlock_irqrestoreEXIT(lines 3171 3177) no Hoare annotation was computed. [2022-07-19 23:14:23,041 INFO L899 garLoopResultBuilder]: For program point spin_unlock_irqrestoreFINAL(lines 3171 3177) no Hoare annotation was computed. [2022-07-19 23:14:23,041 INFO L895 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 3224 3233) 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_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-07-19 23:14:23,042 INFO L899 garLoopResultBuilder]: For program point L3226(lines 3226 3232) no Hoare annotation was computed. [2022-07-19 23:14:23,042 INFO L902 garLoopResultBuilder]: At program point L3222(lines 3220 3223) the Hoare annotation is: true [2022-07-19 23:14:23,042 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 3224 3233) no Hoare annotation was computed. [2022-07-19 23:14:23,042 INFO L899 garLoopResultBuilder]: For program point L3216(lines 3216 3218) no Hoare annotation was computed. [2022-07-19 23:14:23,042 INFO L899 garLoopResultBuilder]: For program point L3217(line 3217) no Hoare annotation was computed. [2022-07-19 23:14:23,042 INFO L899 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 3224 3233) no Hoare annotation was computed. [2022-07-19 23:14:23,042 INFO L899 garLoopResultBuilder]: For program point kfreeEXIT(lines 5164 5166) no Hoare annotation was computed. [2022-07-19 23:14:23,042 INFO L895 garLoopResultBuilder]: At program point kfreeENTRY(lines 5164 5166) 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_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= |old(#valid)| |#valid|)) [2022-07-19 23:14:23,043 INFO L899 garLoopResultBuilder]: For program point kfreeFINAL(lines 5164 5166) no Hoare annotation was computed. [2022-07-19 23:14:23,043 INFO L899 garLoopResultBuilder]: For program point free_irqFINAL(lines 5081 5083) no Hoare annotation was computed. [2022-07-19 23:14:23,043 INFO L902 garLoopResultBuilder]: At program point free_irqENTRY(lines 5081 5083) the Hoare annotation is: true [2022-07-19 23:14:23,043 INFO L899 garLoopResultBuilder]: For program point free_irqEXIT(lines 5081 5083) no Hoare annotation was computed. [2022-07-19 23:14:23,043 INFO L899 garLoopResultBuilder]: For program point pci_iomapEXIT(lines 5123 5125) no Hoare annotation was computed. [2022-07-19 23:14:23,043 INFO L895 garLoopResultBuilder]: At program point pci_iomapENTRY(lines 5123 5125) 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_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-07-19 23:14:23,044 INFO L899 garLoopResultBuilder]: For program point pci_iomapFINAL(lines 5123 5125) no Hoare annotation was computed. [2022-07-19 23:14:23,044 INFO L899 garLoopResultBuilder]: For program point L5124-1(line 5124) no Hoare annotation was computed. [2022-07-19 23:14:23,044 INFO L895 garLoopResultBuilder]: At program point L5124(line 5124) 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_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-07-19 23:14:23,044 INFO L899 garLoopResultBuilder]: For program point pci_iounmapFINAL(lines 5126 5128) no Hoare annotation was computed. [2022-07-19 23:14:23,044 INFO L902 garLoopResultBuilder]: At program point pci_iounmapENTRY(lines 5126 5128) the Hoare annotation is: true [2022-07-19 23:14:23,044 INFO L899 garLoopResultBuilder]: For program point pci_iounmapEXIT(lines 5126 5128) no Hoare annotation was computed. [2022-07-19 23:14:23,044 INFO L902 garLoopResultBuilder]: At program point might_faultFINAL(lines 5091 5093) the Hoare annotation is: true [2022-07-19 23:14:23,044 INFO L899 garLoopResultBuilder]: For program point might_faultEXIT(lines 5091 5093) no Hoare annotation was computed. [2022-07-19 23:14:23,045 INFO L899 garLoopResultBuilder]: For program point class_destroyFINAL(lines 5058 5060) no Hoare annotation was computed. [2022-07-19 23:14:23,045 INFO L899 garLoopResultBuilder]: For program point class_destroyEXIT(lines 5058 5060) no Hoare annotation was computed. [2022-07-19 23:14:23,045 INFO L902 garLoopResultBuilder]: At program point class_destroyENTRY(lines 5058 5060) the Hoare annotation is: true [2022-07-19 23:14:23,045 INFO L902 garLoopResultBuilder]: At program point mutex_unlockENTRY(lines 5105 5107) the Hoare annotation is: true [2022-07-19 23:14:23,045 INFO L899 garLoopResultBuilder]: For program point mutex_unlockEXIT(lines 5105 5107) no Hoare annotation was computed. [2022-07-19 23:14:23,045 INFO L899 garLoopResultBuilder]: For program point mutex_unlockFINAL(lines 5105 5107) no Hoare annotation was computed. [2022-07-19 23:14:23,045 INFO L899 garLoopResultBuilder]: For program point class_remove_fileEXIT(lines 5061 5063) no Hoare annotation was computed. [2022-07-19 23:14:23,046 INFO L902 garLoopResultBuilder]: At program point class_remove_fileENTRY(lines 5061 5063) the Hoare annotation is: true [2022-07-19 23:14:23,046 INFO L899 garLoopResultBuilder]: For program point class_remove_fileFINAL(lines 5061 5063) no Hoare annotation was computed. [2022-07-19 23:14:23,046 INFO L902 garLoopResultBuilder]: At program point pci_disable_deviceENTRY(lines 5116 5118) the Hoare annotation is: true [2022-07-19 23:14:23,046 INFO L899 garLoopResultBuilder]: For program point pci_disable_deviceEXIT(lines 5116 5118) no Hoare annotation was computed. [2022-07-19 23:14:23,046 INFO L899 garLoopResultBuilder]: For program point pci_disable_deviceFINAL(lines 5116 5118) no Hoare annotation was computed. [2022-07-19 23:14:23,046 INFO L899 garLoopResultBuilder]: For program point copy_to_userEXIT(lines 3302 3309) no Hoare annotation was computed. [2022-07-19 23:14:23,046 INFO L902 garLoopResultBuilder]: At program point copy_to_userENTRY(lines 3302 3309) the Hoare annotation is: true [2022-07-19 23:14:23,047 INFO L902 garLoopResultBuilder]: At program point L5025(lines 5024 5026) the Hoare annotation is: true [2022-07-19 23:14:23,047 INFO L899 garLoopResultBuilder]: For program point copy_to_userFINAL(lines 3302 3309) no Hoare annotation was computed. [2022-07-19 23:14:23,047 INFO L899 garLoopResultBuilder]: For program point L3305-1(line 3305) no Hoare annotation was computed. [2022-07-19 23:14:23,047 INFO L902 garLoopResultBuilder]: At program point L3305(line 3305) the Hoare annotation is: true [2022-07-19 23:14:23,047 INFO L899 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 4428 4433) no Hoare annotation was computed. [2022-07-19 23:14:23,047 INFO L902 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 4428 4433) the Hoare annotation is: true [2022-07-19 23:14:23,047 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4431) no Hoare annotation was computed. [2022-07-19 23:14:23,048 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 4428 4433) no Hoare annotation was computed. [2022-07-19 23:14:23,048 INFO L899 garLoopResultBuilder]: For program point unregister_chrdev_regionFINAL(lines 5154 5156) no Hoare annotation was computed. [2022-07-19 23:14:23,048 INFO L899 garLoopResultBuilder]: For program point unregister_chrdev_regionEXIT(lines 5154 5156) no Hoare annotation was computed. [2022-07-19 23:14:23,048 INFO L902 garLoopResultBuilder]: At program point unregister_chrdev_regionENTRY(lines 5154 5156) the Hoare annotation is: true [2022-07-19 23:14:23,048 INFO L899 garLoopResultBuilder]: For program point _raw_spin_lock_irqsaveFINAL(lines 5031 5033) no Hoare annotation was computed. [2022-07-19 23:14:23,048 INFO L899 garLoopResultBuilder]: For program point _raw_spin_lock_irqsaveEXIT(lines 5031 5033) no Hoare annotation was computed. [2022-07-19 23:14:23,048 INFO L902 garLoopResultBuilder]: At program point _raw_spin_lock_irqsaveENTRY(lines 5031 5033) the Hoare annotation is: true [2022-07-19 23:14:23,049 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 (= ~ldv_retval_0~0 0))) (.cse4 (not (= 2 |old(~ldv_mutex_open_lock_of_phantom_device~0)|))) (.cse5 (= ~ldv_mutex_open_lock_of_phantom_device~0 2))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ~ldv_mutex_phantom_mutex~0 1)) .cse5) (or .cse0 (not (= ~ldv_mutex_phantom_mutex~0 2)) .cse1 .cse2 .cse3 .cse4 .cse5))) [2022-07-19 23:14:23,049 INFO L899 garLoopResultBuilder]: For program point L4849(lines 4849 4852) no Hoare annotation was computed. [2022-07-19 23:14:23,049 INFO L899 garLoopResultBuilder]: For program point ldv_mutex_unlock_open_lock_of_phantom_deviceEXIT(lines 4846 4856) no Hoare annotation was computed. [2022-07-19 23:14:23,049 INFO L899 garLoopResultBuilder]: For program point ldv_mutex_unlock_open_lock_of_phantom_deviceFINAL(lines 4846 4856) no Hoare annotation was computed. [2022-07-19 23:14:23,049 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 (= ~ldv_retval_0~0 0))) (.cse4 (not (= 2 |old(~ldv_mutex_open_lock_of_phantom_device~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ~ldv_mutex_phantom_mutex~0 1))) (or .cse0 (not (= ~ldv_mutex_phantom_mutex~0 2)) .cse1 .cse2 .cse3 .cse4))) [2022-07-19 23:14:23,049 INFO L899 garLoopResultBuilder]: For program point L4851-1(lines 4849 4852) no Hoare annotation was computed. [2022-07-19 23:14:23,049 INFO L899 garLoopResultBuilder]: For program point ldv__builtin_expectFINAL(lines 4435 4440) no Hoare annotation was computed. [2022-07-19 23:14:23,050 INFO L902 garLoopResultBuilder]: At program point ldv__builtin_expectENTRY(lines 4435 4440) the Hoare annotation is: true [2022-07-19 23:14:23,050 INFO L899 garLoopResultBuilder]: For program point ldv__builtin_expectEXIT(lines 4435 4440) no Hoare annotation was computed. [2022-07-19 23:14:23,050 INFO L899 garLoopResultBuilder]: For program point atomic_readFINAL(lines 3087 3092) no Hoare annotation was computed. [2022-07-19 23:14:23,050 INFO L899 garLoopResultBuilder]: For program point atomic_readEXIT(lines 3087 3092) no Hoare annotation was computed. [2022-07-19 23:14:23,050 INFO L902 garLoopResultBuilder]: At program point atomic_readENTRY(lines 3087 3092) the Hoare annotation is: true [2022-07-19 23:14:23,050 INFO L902 garLoopResultBuilder]: At program point ioread32ENTRY(lines 5085 5087) the Hoare annotation is: true [2022-07-19 23:14:23,050 INFO L899 garLoopResultBuilder]: For program point ioread32FINAL(lines 5085 5087) no Hoare annotation was computed. [2022-07-19 23:14:23,050 INFO L899 garLoopResultBuilder]: For program point ioread32EXIT(lines 5085 5087) no Hoare annotation was computed. [2022-07-19 23:14:23,051 INFO L902 garLoopResultBuilder]: At program point mutex_lockENTRY(lines 5094 5096) the Hoare annotation is: true [2022-07-19 23:14:23,051 INFO L899 garLoopResultBuilder]: For program point mutex_lockFINAL(lines 5094 5096) no Hoare annotation was computed. [2022-07-19 23:14:23,051 INFO L899 garLoopResultBuilder]: For program point mutex_lockEXIT(lines 5094 5096) no Hoare annotation was computed. [2022-07-19 23:14:23,051 INFO L899 garLoopResultBuilder]: For program point _copy_from_userEXIT(lines 5020 5022) no Hoare annotation was computed. [2022-07-19 23:14:23,051 INFO L902 garLoopResultBuilder]: At program point _copy_from_userENTRY(lines 5020 5022) the Hoare annotation is: true [2022-07-19 23:14:23,051 INFO L899 garLoopResultBuilder]: For program point _copy_from_userFINAL(lines 5020 5022) no Hoare annotation was computed. [2022-07-19 23:14:23,051 INFO L895 garLoopResultBuilder]: At program point L5056(lines 5055 5057) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,052 INFO L895 garLoopResultBuilder]: At program point L3900(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,052 INFO L899 garLoopResultBuilder]: For program point L4759(lines 4759 4762) no Hoare annotation was computed. [2022-07-19 23:14:23,052 INFO L899 garLoopResultBuilder]: For program point L4165(line 4165) no Hoare annotation was computed. [2022-07-19 23:14:23,052 INFO L895 garLoopResultBuilder]: At program point L4991(line 4991) the Hoare annotation is: false [2022-07-19 23:14:23,052 INFO L902 garLoopResultBuilder]: At program point L4991-1(lines 4970 4995) the Hoare annotation is: true [2022-07-19 23:14:23,052 INFO L895 garLoopResultBuilder]: At program point L3901(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,052 INFO L895 garLoopResultBuilder]: At program point L4793(line 4793) the Hoare annotation is: false [2022-07-19 23:14:23,052 INFO L899 garLoopResultBuilder]: For program point L4793-1(lines 4791 4794) no Hoare annotation was computed. [2022-07-19 23:14:23,053 INFO L899 garLoopResultBuilder]: For program point L3637(lines 3637 3642) no Hoare annotation was computed. [2022-07-19 23:14:23,053 INFO L899 garLoopResultBuilder]: For program point L4166(lines 4166 4170) no Hoare annotation was computed. [2022-07-19 23:14:23,053 INFO L899 garLoopResultBuilder]: For program point L4265(line 4265) no Hoare annotation was computed. [2022-07-19 23:14:23,053 INFO L899 garLoopResultBuilder]: For program point L4166-2(lines 4149 4204) no Hoare annotation was computed. [2022-07-19 23:14:23,053 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)) [2022-07-19 23:14:23,053 INFO L899 garLoopResultBuilder]: For program point L4001(lines 4001 4005) no Hoare annotation was computed. [2022-07-19 23:14:23,053 INFO L899 garLoopResultBuilder]: For program point L3869-1(line 3869) no Hoare annotation was computed. [2022-07-19 23:14:23,054 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) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,054 INFO L899 garLoopResultBuilder]: For program point L4893(lines 4893 4896) no Hoare annotation was computed. [2022-07-19 23:14:23,054 INFO L895 garLoopResultBuilder]: At program point L4761(line 4761) the Hoare annotation is: false [2022-07-19 23:14:23,054 INFO L899 garLoopResultBuilder]: For program point L4761-1(lines 4759 4762) no Hoare annotation was computed. [2022-07-19 23:14:23,054 INFO L899 garLoopResultBuilder]: For program point L4167-1(line 4167) no Hoare annotation was computed. [2022-07-19 23:14:23,054 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) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,054 INFO L895 garLoopResultBuilder]: At program point L3077(lines 3074 3079) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,055 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) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,055 INFO L895 garLoopResultBuilder]: At program point L3903(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,055 INFO L899 garLoopResultBuilder]: For program point L3837(lines 3837 3841) no Hoare annotation was computed. [2022-07-19 23:14:23,055 INFO L899 garLoopResultBuilder]: For program point L3870-1(line 3870) no Hoare annotation was computed. [2022-07-19 23:14:23,055 INFO L895 garLoopResultBuilder]: At program point L4399(line 4399) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,055 INFO L895 garLoopResultBuilder]: At program point L4399-1(lines 4395 4402) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,055 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) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_retval_0~0 0) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) [2022-07-19 23:14:23,056 INFO L899 garLoopResultBuilder]: For program point L4234(line 4234) no Hoare annotation was computed. [2022-07-19 23:14:23,056 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) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_retval_0~0 0) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) [2022-07-19 23:14:23,056 INFO L895 garLoopResultBuilder]: At program point L3243(lines 3239 3245) 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) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,056 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) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,056 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) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,056 INFO L895 garLoopResultBuilder]: At program point L4895(line 4895) the Hoare annotation is: false [2022-07-19 23:14:23,057 INFO L899 garLoopResultBuilder]: For program point L4895-1(lines 4893 4896) no Hoare annotation was computed. [2022-07-19 23:14:23,057 INFO L895 garLoopResultBuilder]: At program point L4796(lines 4788 4798) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,057 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) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_retval_0~0 0) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) [2022-07-19 23:14:23,057 INFO L899 garLoopResultBuilder]: For program point L4235(lines 4235 4240) no Hoare annotation was computed. [2022-07-19 23:14:23,057 INFO L899 garLoopResultBuilder]: For program point L4202(line 4202) no Hoare annotation was computed. [2022-07-19 23:14:23,057 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) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,057 INFO L899 garLoopResultBuilder]: For program point L4235-2(lines 4212 4260) no Hoare annotation was computed. [2022-07-19 23:14:23,057 INFO L899 garLoopResultBuilder]: For program point L4103(line 4103) no Hoare annotation was computed. [2022-07-19 23:14:23,058 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) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,058 INFO L899 garLoopResultBuilder]: For program point L3872(lines 3872 3876) no Hoare annotation was computed. [2022-07-19 23:14:23,058 INFO L899 garLoopResultBuilder]: For program point L4764(lines 4764 4769) no Hoare annotation was computed. [2022-07-19 23:14:23,058 INFO L899 garLoopResultBuilder]: For program point L4236-1(line 4236) no Hoare annotation was computed. [2022-07-19 23:14:23,058 INFO L895 garLoopResultBuilder]: At program point L4236(line 4236) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,058 INFO L899 garLoopResultBuilder]: For program point L4038(line 4038) no Hoare annotation was computed. [2022-07-19 23:14:23,058 INFO L895 garLoopResultBuilder]: At program point L5161(lines 5160 5162) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_retval_0~0 0) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) [2022-07-19 23:14:23,059 INFO L895 garLoopResultBuilder]: At program point L3906(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,059 INFO L899 garLoopResultBuilder]: For program point L3939-1(line 3939) no Hoare annotation was computed. [2022-07-19 23:14:23,059 INFO L895 garLoopResultBuilder]: At program point L3939(line 3939) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,059 INFO L895 garLoopResultBuilder]: At program point L4997-2(lines 4996 4998) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,059 INFO L895 garLoopResultBuilder]: At program point L4898(lines 4890 4900) 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) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,059 INFO L895 garLoopResultBuilder]: At program point L4997(line 4997) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,060 INFO L899 garLoopResultBuilder]: For program point L4997-1(line 4997) no Hoare annotation was computed. [2022-07-19 23:14:23,060 INFO L895 garLoopResultBuilder]: At program point L3907(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,060 INFO L899 garLoopResultBuilder]: For program point L3610(lines 3610 3614) no Hoare annotation was computed. [2022-07-19 23:14:23,060 INFO L899 garLoopResultBuilder]: For program point L3610-1(lines 3610 3614) no Hoare annotation was computed. [2022-07-19 23:14:23,060 INFO L895 garLoopResultBuilder]: At program point L4172(line 4172) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,060 INFO L899 garLoopResultBuilder]: For program point L4139(line 4139) no Hoare annotation was computed. [2022-07-19 23:14:23,060 INFO L899 garLoopResultBuilder]: For program point L4172-1(line 4172) no Hoare annotation was computed. [2022-07-19 23:14:23,061 INFO L899 garLoopResultBuilder]: For program point L4007(lines 4007 4011) no Hoare annotation was computed. [2022-07-19 23:14:23,061 INFO L899 garLoopResultBuilder]: For program point L3941-1(line 3941) no Hoare annotation was computed. [2022-07-19 23:14:23,061 INFO L895 garLoopResultBuilder]: At program point L3941(line 3941) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,061 INFO L895 garLoopResultBuilder]: At program point L3842(line 3842) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,061 INFO L899 garLoopResultBuilder]: For program point L3842-1(line 3842) no Hoare annotation was computed. [2022-07-19 23:14:23,061 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) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_retval_0~0 0) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) [2022-07-19 23:14:23,061 INFO L899 garLoopResultBuilder]: For program point L3611(line 3611) no Hoare annotation was computed. [2022-07-19 23:14:23,062 INFO L899 garLoopResultBuilder]: For program point L3644-1(line 3644) no Hoare annotation was computed. [2022-07-19 23:14:23,062 INFO L899 garLoopResultBuilder]: For program point L3611-2(line 3611) no Hoare annotation was computed. [2022-07-19 23:14:23,062 INFO L899 garLoopResultBuilder]: For program point L3611-4(line 3611) no Hoare annotation was computed. [2022-07-19 23:14:23,062 INFO L899 garLoopResultBuilder]: For program point L3611-6(line 3611) no Hoare annotation was computed. [2022-07-19 23:14:23,062 INFO L899 garLoopResultBuilder]: For program point L3611-8(lines 3610 3613) no Hoare annotation was computed. [2022-07-19 23:14:23,062 INFO L902 garLoopResultBuilder]: At program point L4272(lines 4076 4274) the Hoare annotation is: true [2022-07-19 23:14:23,062 INFO L895 garLoopResultBuilder]: At program point L3942(line 3942) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,063 INFO L895 garLoopResultBuilder]: At program point L3909(lines 3801 3911) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,063 INFO L899 garLoopResultBuilder]: For program point L3942-1(line 3942) no Hoare annotation was computed. [2022-07-19 23:14:23,063 INFO L899 garLoopResultBuilder]: For program point L3843(lines 3843 3847) no Hoare annotation was computed. [2022-07-19 23:14:23,063 INFO L895 garLoopResultBuilder]: At program point L4768(lines 4756 4771) the Hoare annotation is: (let ((.cse0 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse1 (= ~ldv_mutex_phantom_mutex~0 2)) (.cse2 (= ~ldv_mutex_lock~0 1)) (.cse3 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (.cse4 (= ~ldv_retval_0~0 0))) (or (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) .cse3 (= ~ldv_mutex_open_lock_of_phantom_device~0 2) .cse4) (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) .cse0 .cse1 (<= (+ |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 4) 0) .cse2 .cse3 .cse4))) [2022-07-19 23:14:23,063 INFO L899 garLoopResultBuilder]: For program point L3645(lines 3645 3649) no Hoare annotation was computed. [2022-07-19 23:14:23,063 INFO L899 garLoopResultBuilder]: For program point L3612-1(line 3612) no Hoare annotation was computed. [2022-07-19 23:14:23,063 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) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_retval_0~0 0) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) [2022-07-19 23:14:23,064 INFO L899 garLoopResultBuilder]: For program point L3612-3(line 3612) no Hoare annotation was computed. [2022-07-19 23:14:23,064 INFO L899 garLoopResultBuilder]: For program point L3612-5(line 3612) no Hoare annotation was computed. [2022-07-19 23:14:23,064 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) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,064 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) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,064 INFO L895 garLoopResultBuilder]: At program point L5099(lines 5098 5100) 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) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,064 INFO L895 garLoopResultBuilder]: At program point L4967(lines 4959 4969) 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_state_variable_2~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0) (= ~ldv_state_variable_3~0 0)) [2022-07-19 23:14:23,064 INFO L895 garLoopResultBuilder]: At program point L4406(line 4406) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,065 INFO L895 garLoopResultBuilder]: At program point L4406-1(line 4406) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,065 INFO L895 garLoopResultBuilder]: At program point L3944(lines 3935 3946) 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) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,065 INFO L899 garLoopResultBuilder]: For program point L3878(lines 3878 3882) no Hoare annotation was computed. [2022-07-19 23:14:23,065 INFO L895 garLoopResultBuilder]: At program point L4407(lines 4403 4410) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,065 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) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_retval_0~0 0) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) [2022-07-19 23:14:23,065 INFO L895 garLoopResultBuilder]: At program point L4242(line 4242) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,066 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) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_retval_0~0 0) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) [2022-07-19 23:14:23,066 INFO L895 garLoopResultBuilder]: At program point L3251(lines 3247 3253) 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) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,066 INFO L895 garLoopResultBuilder]: At program point L5134(lines 5133 5135) 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) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,066 INFO L899 garLoopResultBuilder]: For program point L4110(line 4110) no Hoare annotation was computed. [2022-07-19 23:14:23,066 INFO L899 garLoopResultBuilder]: For program point L4209(line 4209) no Hoare annotation was computed. [2022-07-19 23:14:23,066 INFO L899 garLoopResultBuilder]: For program point L4242-1(line 4242) no Hoare annotation was computed. [2022-07-19 23:14:23,066 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) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_retval_0~0 0) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) [2022-07-19 23:14:23,067 INFO L899 garLoopResultBuilder]: For program point L4210(lines 4210 4263) no Hoare annotation was computed. [2022-07-19 23:14:23,067 INFO L899 garLoopResultBuilder]: For program point L4177(line 4177) no Hoare annotation was computed. [2022-07-19 23:14:23,067 INFO L899 garLoopResultBuilder]: For program point L4111(lines 4111 4144) no Hoare annotation was computed. [2022-07-19 23:14:23,067 INFO L899 garLoopResultBuilder]: For program point L4045-1(line 4045) no Hoare annotation was computed. [2022-07-19 23:14:23,067 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) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,067 INFO L895 garLoopResultBuilder]: At program point L3880(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,067 INFO L895 garLoopResultBuilder]: At program point L3616(line 3616) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,067 INFO L899 garLoopResultBuilder]: For program point L3616-1(line 3616) no Hoare annotation was computed. [2022-07-19 23:14:23,068 INFO L899 garLoopResultBuilder]: For program point L4178(lines 4178 4182) no Hoare annotation was computed. [2022-07-19 23:14:23,068 INFO L899 garLoopResultBuilder]: For program point L4046(lines 4046 4049) no Hoare annotation was computed. [2022-07-19 23:14:23,068 INFO L899 garLoopResultBuilder]: For program point L4046-2(lines 4046 4049) no Hoare annotation was computed. [2022-07-19 23:14:23,068 INFO L895 garLoopResultBuilder]: At program point L5004(lines 5003 5005) 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) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,068 INFO L895 garLoopResultBuilder]: At program point L3848(line 3848) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,068 INFO L899 garLoopResultBuilder]: For program point L3815(lines 3815 3819) no Hoare annotation was computed. [2022-07-19 23:14:23,068 INFO L899 garLoopResultBuilder]: For program point L3848-1(line 3848) no Hoare annotation was computed. [2022-07-19 23:14:23,069 INFO L899 garLoopResultBuilder]: For program point L3650(line 3650) no Hoare annotation was computed. [2022-07-19 23:14:23,069 INFO L895 garLoopResultBuilder]: At program point L3617(lines 3606 3619) 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) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,069 INFO L899 garLoopResultBuilder]: For program point L4146(line 4146) no Hoare annotation was computed. [2022-07-19 23:14:23,069 INFO L899 garLoopResultBuilder]: For program point L4212(lines 4212 4260) no Hoare annotation was computed. [2022-07-19 23:14:23,069 INFO L899 garLoopResultBuilder]: For program point L4113(lines 4113 4141) no Hoare annotation was computed. [2022-07-19 23:14:23,069 INFO L895 garLoopResultBuilder]: At program point L5137(lines 5136 5138) 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) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,069 INFO L899 garLoopResultBuilder]: For program point L4014(lines 4014 4018) no Hoare annotation was computed. [2022-07-19 23:14:23,069 INFO L899 garLoopResultBuilder]: For program point L4114(line 4114) no Hoare annotation was computed. [2022-07-19 23:14:23,070 INFO L899 garLoopResultBuilder]: For program point L4213(line 4213) no Hoare annotation was computed. [2022-07-19 23:14:23,070 INFO L899 garLoopResultBuilder]: For program point L4147(lines 4147 4207) no Hoare annotation was computed. [2022-07-19 23:14:23,070 INFO L899 garLoopResultBuilder]: For program point L3850(lines 3850 3854) no Hoare annotation was computed. [2022-07-19 23:14:23,070 INFO L899 garLoopResultBuilder]: For program point L4973(lines 4973 4976) no Hoare annotation was computed. [2022-07-19 23:14:23,070 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) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_retval_0~0 0) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) [2022-07-19 23:14:23,070 INFO L899 garLoopResultBuilder]: For program point L3652-1(line 3652) no Hoare annotation was computed. [2022-07-19 23:14:23,070 INFO L899 garLoopResultBuilder]: For program point L4214(lines 4214 4222) no Hoare annotation was computed. [2022-07-19 23:14:23,071 INFO L899 garLoopResultBuilder]: For program point L4115(lines 4115 4120) no Hoare annotation was computed. [2022-07-19 23:14:23,071 INFO L895 garLoopResultBuilder]: At program point L4016(lines 3989 4029) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,071 INFO L895 garLoopResultBuilder]: At program point L5007(lines 5006 5008) 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) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,071 INFO L895 garLoopResultBuilder]: At program point L5073(lines 5072 5074) 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) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,071 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-19 23:14:23,071 INFO L895 garLoopResultBuilder]: At program point L3191(lines 3188 3193) 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) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,071 INFO L899 garLoopResultBuilder]: For program point L4248(line 4248) no Hoare annotation was computed. [2022-07-19 23:14:23,072 INFO L899 garLoopResultBuilder]: For program point L4149(lines 4149 4204) no Hoare annotation was computed. [2022-07-19 23:14:23,072 INFO L895 garLoopResultBuilder]: At program point L4050(lines 4031 4052) 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) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,072 INFO L895 garLoopResultBuilder]: At program point L4975(line 4975) the Hoare annotation is: false [2022-07-19 23:14:23,072 INFO L899 garLoopResultBuilder]: For program point L4975-1(lines 4972 4994) no Hoare annotation was computed. [2022-07-19 23:14:23,072 INFO L899 garLoopResultBuilder]: For program point L3951-1(line 3951) no Hoare annotation was computed. [2022-07-19 23:14:23,072 INFO L895 garLoopResultBuilder]: At program point L3951(line 3951) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,072 INFO L899 garLoopResultBuilder]: For program point L3885-1(line 3885) no Hoare annotation was computed. [2022-07-19 23:14:23,072 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) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,073 INFO L899 garLoopResultBuilder]: For program point L3786(lines 3786 3789) no Hoare annotation was computed. [2022-07-19 23:14:23,073 INFO L899 garLoopResultBuilder]: For program point L4150(line 4150) no Hoare annotation was computed. [2022-07-19 23:14:23,073 INFO L899 garLoopResultBuilder]: For program point L4249(lines 4249 4256) no Hoare annotation was computed. [2022-07-19 23:14:23,073 INFO L899 garLoopResultBuilder]: For program point L4216(lines 4216 4220) no Hoare annotation was computed. [2022-07-19 23:14:23,073 INFO L895 garLoopResultBuilder]: At program point L5042(lines 5041 5043) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,073 INFO L899 garLoopResultBuilder]: For program point L3886(lines 3886 3889) no Hoare annotation was computed. [2022-07-19 23:14:23,073 INFO L899 garLoopResultBuilder]: For program point L3886-2(lines 3886 3889) no Hoare annotation was computed. [2022-07-19 23:14:23,074 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) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_retval_0~0 0) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) [2022-07-19 23:14:23,074 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) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_retval_0~0 0) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) [2022-07-19 23:14:23,074 INFO L899 garLoopResultBuilder]: For program point L4184(line 4184) no Hoare annotation was computed. [2022-07-19 23:14:23,074 INFO L899 garLoopResultBuilder]: For program point L4151(lines 4151 4156) no Hoare annotation was computed. [2022-07-19 23:14:23,074 INFO L899 garLoopResultBuilder]: For program point L3953-1(line 3953) no Hoare annotation was computed. [2022-07-19 23:14:23,074 INFO L895 garLoopResultBuilder]: At program point L3953(line 3953) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,074 INFO L899 garLoopResultBuilder]: For program point L3821(lines 3821 3826) no Hoare annotation was computed. [2022-07-19 23:14:23,074 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) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,075 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) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_retval_0~0 0) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) [2022-07-19 23:14:23,075 INFO L895 garLoopResultBuilder]: At program point L4416(lines 4411 4418) 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) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,075 INFO L899 garLoopResultBuilder]: For program point L4251(lines 4251 4254) no Hoare annotation was computed. [2022-07-19 23:14:23,075 INFO L895 garLoopResultBuilder]: At program point L5110(lines 5109 5111) 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) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,075 INFO L899 garLoopResultBuilder]: For program point L4185(lines 4185 4193) no Hoare annotation was computed. [2022-07-19 23:14:23,075 INFO L895 garLoopResultBuilder]: At program point L5011(lines 5010 5012) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,075 INFO L895 garLoopResultBuilder]: At program point L3954(lines 3947 3956) 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) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,076 INFO L899 garLoopResultBuilder]: For program point L3855-1(line 3855) no Hoare annotation was computed. [2022-07-19 23:14:23,076 INFO L895 garLoopResultBuilder]: At program point L3855(line 3855) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,076 INFO L895 garLoopResultBuilder]: At program point L4351(lines 4343 4354) the Hoare annotation is: (let ((.cse0 (= 1 ~ldv_mutex_mutex_of_device~0)) (.cse1 (= ~ldv_mutex_phantom_mutex~0 2)) (.cse2 (= ~ldv_mutex_lock~0 1)) (.cse3 (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (.cse4 (= ~ldv_retval_0~0 0))) (or (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) .cse3 (= ~ldv_mutex_open_lock_of_phantom_device~0 2) .cse4 (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) .cse0 .cse1 (<= (+ |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 4) 0) (<= (+ |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 4) 0) .cse2 .cse3 .cse4))) [2022-07-19 23:14:23,076 INFO L895 garLoopResultBuilder]: At program point L4979(line 4979) the Hoare annotation is: false [2022-07-19 23:14:23,076 INFO L899 garLoopResultBuilder]: For program point L4979-1(lines 4972 4994) no Hoare annotation was computed. [2022-07-19 23:14:23,076 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-19 23:14:23,076 INFO L899 garLoopResultBuilder]: For program point L4187(lines 4187 4191) no Hoare annotation was computed. [2022-07-19 23:14:23,077 INFO L895 garLoopResultBuilder]: At program point L5046(lines 5045 5047) 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) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,077 INFO L895 garLoopResultBuilder]: At program point L4022(line 4022) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,077 INFO L895 garLoopResultBuilder]: At program point L5145(lines 5144 5146) 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) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,077 INFO L899 garLoopResultBuilder]: For program point L4022-1(line 4022) no Hoare annotation was computed. [2022-07-19 23:14:23,077 INFO L899 garLoopResultBuilder]: For program point L3857(lines 3857 3861) no Hoare annotation was computed. [2022-07-19 23:14:23,077 INFO L895 garLoopResultBuilder]: At program point L3791(lines 3782 3799) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,077 INFO L899 garLoopResultBuilder]: For program point L4122(line 4122) no Hoare annotation was computed. [2022-07-19 23:14:23,078 INFO L895 garLoopResultBuilder]: At program point L5014(lines 5013 5015) 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) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,078 INFO L895 garLoopResultBuilder]: At program point L4023(lines 3989 4029) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,078 INFO L895 garLoopResultBuilder]: At program point L5114(lines 5113 5115) 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) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,078 INFO L899 garLoopResultBuilder]: For program point L4123(lines 4123 4137) no Hoare annotation was computed. [2022-07-19 23:14:23,078 INFO L895 garLoopResultBuilder]: At program point L4024(lines 3989 4029) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,078 INFO L895 garLoopResultBuilder]: At program point L3793(lines 3782 3799) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,078 INFO L895 garLoopResultBuilder]: At program point L3265(lines 3261 3267) 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) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,079 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-19 23:14:23,079 INFO L899 garLoopResultBuilder]: For program point L4091(lines 4091 4267) no Hoare annotation was computed. [2022-07-19 23:14:23,079 INFO L895 garLoopResultBuilder]: At program point L3992(line 3992) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,079 INFO L895 garLoopResultBuilder]: At program point L4983(line 4983) the Hoare annotation is: false [2022-07-19 23:14:23,079 INFO L899 garLoopResultBuilder]: For program point L4983-1(lines 4972 4994) no Hoare annotation was computed. [2022-07-19 23:14:23,079 INFO L899 garLoopResultBuilder]: For program point L3992-1(line 3992) no Hoare annotation was computed. [2022-07-19 23:14:23,079 INFO L899 garLoopResultBuilder]: For program point L3893-1(line 3893) no Hoare annotation was computed. [2022-07-19 23:14:23,080 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) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,080 INFO L895 garLoopResultBuilder]: At program point L3332(lines 3327 3334) 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) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,080 INFO L899 garLoopResultBuilder]: For program point L4158(line 4158) no Hoare annotation was computed. [2022-07-19 23:14:23,080 INFO L899 garLoopResultBuilder]: For program point L4224(line 4224) no Hoare annotation was computed. [2022-07-19 23:14:23,080 INFO L899 garLoopResultBuilder]: For program point L4092(line 4092) no Hoare annotation was computed. [2022-07-19 23:14:23,080 INFO L899 garLoopResultBuilder]: For program point L4125(lines 4125 4130) no Hoare annotation was computed. [2022-07-19 23:14:23,080 INFO L895 garLoopResultBuilder]: At program point L5149(lines 5148 5150) 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) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,081 INFO L895 garLoopResultBuilder]: At program point L4026(lines 3989 4029) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,081 INFO L899 garLoopResultBuilder]: For program point L4125-2(lines 4123 4136) no Hoare annotation was computed. [2022-07-19 23:14:23,081 INFO L899 garLoopResultBuilder]: For program point L3993(lines 3993 3999) no Hoare annotation was computed. [2022-07-19 23:14:23,081 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) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,081 INFO L895 garLoopResultBuilder]: At program point L3795(lines 3782 3799) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,081 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) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_retval_0~0 0) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) [2022-07-19 23:14:23,081 INFO L899 garLoopResultBuilder]: For program point L4258(line 4258) no Hoare annotation was computed. [2022-07-19 23:14:23,081 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) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_retval_0~0 0) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) [2022-07-19 23:14:23,082 INFO L899 garLoopResultBuilder]: For program point L4225(lines 4225 4232) no Hoare annotation was computed. [2022-07-19 23:14:23,082 INFO L899 garLoopResultBuilder]: For program point L4159(lines 4159 4163) no Hoare annotation was computed. [2022-07-19 23:14:23,082 INFO L899 garLoopResultBuilder]: For program point L4093(lines 4093 4108) no Hoare annotation was computed. [2022-07-19 23:14:23,082 INFO L899 garLoopResultBuilder]: For program point L3895-1(line 3895) no Hoare annotation was computed. [2022-07-19 23:14:23,082 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) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,082 INFO L899 garLoopResultBuilder]: For program point L3829(lines 3829 3833) no Hoare annotation was computed. [2022-07-19 23:14:23,082 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) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0) (= ~ldv_retval_0~0 0) (= |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 0)) [2022-07-19 23:14:23,083 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) (<= (+ |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 4) 0) (<= (+ |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 4) 0) (= ~ldv_mutex_lock~0 1) (<= (+ |ULTIMATE.start_phantom_open_~tmp~9#1| 4) 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,083 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) (<= (+ |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 4) 0) (<= (+ |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 4) 0) (= ~ldv_mutex_lock~0 1) (<= (+ |ULTIMATE.start_phantom_open_~tmp~9#1| 4) 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,083 INFO L895 garLoopResultBuilder]: At program point L4028(lines 3982 4030) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,083 INFO L895 garLoopResultBuilder]: At program point L5052(lines 5051 5053) 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) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,083 INFO L895 garLoopResultBuilder]: At program point L3896(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,083 INFO L899 garLoopResultBuilder]: For program point L3863-1(line 3863) no Hoare annotation was computed. [2022-07-19 23:14:23,083 INFO L895 garLoopResultBuilder]: At program point L3863(line 3863) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,084 INFO L899 garLoopResultBuilder]: For program point L3665-1(line 3665) no Hoare annotation was computed. [2022-07-19 23:14:23,084 INFO L899 garLoopResultBuilder]: For program point L3632(lines 3632 3636) no Hoare annotation was computed. [2022-07-19 23:14:23,084 INFO L895 garLoopResultBuilder]: At program point L3665(line 3665) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,084 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) (<= (+ |ULTIMATE.start_ldv_mutex_lock_interruptible_9_#res#1| 4) 0) (<= (+ |ULTIMATE.start_ldv_mutex_lock_interruptible_open_lock_of_phantom_device_#res#1| 4) 0) (= ~ldv_mutex_lock~0 1) (<= (+ |ULTIMATE.start_phantom_open_~tmp~9#1| 4) 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,084 INFO L895 garLoopResultBuilder]: At program point L3236(line 3236) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,084 INFO L899 garLoopResultBuilder]: For program point L4227(lines 4227 4230) no Hoare annotation was computed. [2022-07-19 23:14:23,084 INFO L895 garLoopResultBuilder]: At program point L3236-2(lines 3234 3237) 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) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,085 INFO L899 garLoopResultBuilder]: For program point L3236-1(line 3236) no Hoare annotation was computed. [2022-07-19 23:14:23,085 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-19 23:14:23,085 INFO L899 garLoopResultBuilder]: For program point L4095(lines 4095 4105) no Hoare annotation was computed. [2022-07-19 23:14:23,085 INFO L895 garLoopResultBuilder]: At program point L5152(lines 5151 5153) 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) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,085 INFO L895 garLoopResultBuilder]: At program point L4987(line 4987) the Hoare annotation is: false [2022-07-19 23:14:23,085 INFO L899 garLoopResultBuilder]: For program point L4987-1(lines 4972 4994) no Hoare annotation was computed. [2022-07-19 23:14:23,085 INFO L899 garLoopResultBuilder]: For program point L3897-1(line 3897) no Hoare annotation was computed. [2022-07-19 23:14:23,085 INFO L895 garLoopResultBuilder]: At program point L3897(line 3897) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,086 INFO L895 garLoopResultBuilder]: At program point L3798(lines 3780 3800) 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) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,086 INFO L899 garLoopResultBuilder]: For program point L4195(line 4195) no Hoare annotation was computed. [2022-07-19 23:14:23,086 INFO L899 garLoopResultBuilder]: For program point L4096(line 4096) no Hoare annotation was computed. [2022-07-19 23:14:23,086 INFO L895 garLoopResultBuilder]: At program point L3898(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,086 INFO L899 garLoopResultBuilder]: For program point L4196(lines 4196 4200) no Hoare annotation was computed. [2022-07-19 23:14:23,086 INFO L899 garLoopResultBuilder]: For program point L4097(lines 4097 4101) no Hoare annotation was computed. [2022-07-19 23:14:23,086 INFO L895 garLoopResultBuilder]: At program point L5121(lines 5120 5122) 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) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,086 INFO L899 garLoopResultBuilder]: For program point L3899-1(line 3899) no Hoare annotation was computed. [2022-07-19 23:14:23,087 INFO L895 garLoopResultBuilder]: At program point L3899(line 3899) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,087 INFO L899 garLoopResultBuilder]: For program point L4791(lines 4791 4794) no Hoare annotation was computed. [2022-07-19 23:14:23,087 INFO L895 garLoopResultBuilder]: At program point L3668(lines 3659 3670) 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) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,087 INFO L899 garLoopResultBuilder]: For program point L4197-1(line 4197) no Hoare annotation was computed. [2022-07-19 23:14:23,087 INFO L895 garLoopResultBuilder]: At program point L4197(line 4197) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_retval_0~0 0)) [2022-07-19 23:14:23,087 INFO L902 garLoopResultBuilder]: At program point spinlock_checkENTRY(lines 3151 3156) the Hoare annotation is: true [2022-07-19 23:14:23,087 INFO L899 garLoopResultBuilder]: For program point spinlock_checkEXIT(lines 3151 3156) no Hoare annotation was computed. [2022-07-19 23:14:23,088 INFO L899 garLoopResultBuilder]: For program point spinlock_checkFINAL(lines 3151 3156) no Hoare annotation was computed. [2022-07-19 23:14:23,088 INFO L902 garLoopResultBuilder]: At program point L3520(line 3520) the Hoare annotation is: true [2022-07-19 23:14:23,088 INFO L899 garLoopResultBuilder]: For program point L3520-1(line 3520) no Hoare annotation was computed. [2022-07-19 23:14:23,088 INFO L899 garLoopResultBuilder]: For program point phantom_ioctlEXIT(lines 3378 3605) no Hoare annotation was computed. [2022-07-19 23:14:23,088 INFO L899 garLoopResultBuilder]: For program point L3537(line 3537) no Hoare annotation was computed. [2022-07-19 23:14:23,088 INFO L899 garLoopResultBuilder]: For program point L3587(line 3587) no Hoare annotation was computed. [2022-07-19 23:14:23,088 INFO L902 garLoopResultBuilder]: At program point L3488(line 3488) the Hoare annotation is: true [2022-07-19 23:14:23,088 INFO L899 garLoopResultBuilder]: For program point L3521(lines 3521 3524) no Hoare annotation was computed. [2022-07-19 23:14:23,089 INFO L899 garLoopResultBuilder]: For program point L3455-1(line 3455) no Hoare annotation was computed. [2022-07-19 23:14:23,089 INFO L902 garLoopResultBuilder]: At program point L3455(line 3455) the Hoare annotation is: true [2022-07-19 23:14:23,089 INFO L899 garLoopResultBuilder]: For program point L3488-1(line 3488) no Hoare annotation was computed. [2022-07-19 23:14:23,089 INFO L902 garLoopResultBuilder]: At program point L3538(line 3538) the Hoare annotation is: true [2022-07-19 23:14:23,089 INFO L899 garLoopResultBuilder]: For program point L3538-1(line 3538) no Hoare annotation was computed. [2022-07-19 23:14:23,089 INFO L902 garLoopResultBuilder]: At program point L3588(line 3588) the Hoare annotation is: true [2022-07-19 23:14:23,089 INFO L899 garLoopResultBuilder]: For program point L3588-1(line 3588) no Hoare annotation was computed. [2022-07-19 23:14:23,089 INFO L902 garLoopResultBuilder]: At program point L3456(line 3456) the Hoare annotation is: true [2022-07-19 23:14:23,090 INFO L899 garLoopResultBuilder]: For program point L3423(lines 3423 3426) no Hoare annotation was computed. [2022-07-19 23:14:23,090 INFO L899 garLoopResultBuilder]: For program point L3456-1(line 3456) no Hoare annotation was computed. [2022-07-19 23:14:23,090 INFO L902 garLoopResultBuilder]: At program point L3572(lines 3415 3601) the Hoare annotation is: true [2022-07-19 23:14:23,090 INFO L899 garLoopResultBuilder]: For program point L3539(lines 3539 3542) no Hoare annotation was computed. [2022-07-19 23:14:23,090 INFO L899 garLoopResultBuilder]: For program point L3589-1(line 3589) no Hoare annotation was computed. [2022-07-19 23:14:23,090 INFO L902 garLoopResultBuilder]: At program point L3589(line 3589) the Hoare annotation is: true [2022-07-19 23:14:23,090 INFO L899 garLoopResultBuilder]: For program point L3457(line 3457) no Hoare annotation was computed. [2022-07-19 23:14:23,091 INFO L899 garLoopResultBuilder]: For program point L3457-2(lines 3457 3460) no Hoare annotation was computed. [2022-07-19 23:14:23,091 INFO L902 garLoopResultBuilder]: At program point L3457-4(lines 3457 3460) the Hoare annotation is: true [2022-07-19 23:14:23,091 INFO L902 garLoopResultBuilder]: At program point L3507(lines 3490 3515) the Hoare annotation is: true [2022-07-19 23:14:23,091 INFO L899 garLoopResultBuilder]: For program point L3590(lines 3590 3595) no Hoare annotation was computed. [2022-07-19 23:14:23,091 INFO L899 garLoopResultBuilder]: For program point phantom_ioctlFINAL(lines 3378 3605) no Hoare annotation was computed. [2022-07-19 23:14:23,091 INFO L899 garLoopResultBuilder]: For program point L3557-1(line 3557) no Hoare annotation was computed. [2022-07-19 23:14:23,091 INFO L902 garLoopResultBuilder]: At program point L3557(line 3557) the Hoare annotation is: true [2022-07-19 23:14:23,091 INFO L902 garLoopResultBuilder]: At program point L3458(line 3458) the Hoare annotation is: true [2022-07-19 23:14:23,092 INFO L899 garLoopResultBuilder]: For program point L3458-1(line 3458) no Hoare annotation was computed. [2022-07-19 23:14:23,092 INFO L902 garLoopResultBuilder]: At program point L3574(lines 3415 3601) the Hoare annotation is: true [2022-07-19 23:14:23,092 INFO L899 garLoopResultBuilder]: For program point L3558(lines 3558 3561) no Hoare annotation was computed. [2022-07-19 23:14:23,092 INFO L902 garLoopResultBuilder]: At program point L3558-2(lines 3558 3561) the Hoare annotation is: true [2022-07-19 23:14:23,092 INFO L899 garLoopResultBuilder]: For program point L3525(lines 3525 3528) no Hoare annotation was computed. [2022-07-19 23:14:23,092 INFO L902 garLoopResultBuilder]: At program point L3476(line 3476) the Hoare annotation is: true [2022-07-19 23:14:23,092 INFO L902 garLoopResultBuilder]: At program point L3509(lines 3490 3515) the Hoare annotation is: true [2022-07-19 23:14:23,092 INFO L899 garLoopResultBuilder]: For program point L3476-1(line 3476) no Hoare annotation was computed. [2022-07-19 23:14:23,093 INFO L902 garLoopResultBuilder]: At program point L3592(line 3592) the Hoare annotation is: true [2022-07-19 23:14:23,093 INFO L899 garLoopResultBuilder]: For program point L3592-1(line 3592) no Hoare annotation was computed. [2022-07-19 23:14:23,093 INFO L899 garLoopResultBuilder]: For program point L3493(lines 3493 3497) no Hoare annotation was computed. [2022-07-19 23:14:23,093 INFO L899 garLoopResultBuilder]: For program point L3427-1(line 3427) no Hoare annotation was computed. [2022-07-19 23:14:23,093 INFO L902 garLoopResultBuilder]: At program point L3427(line 3427) the Hoare annotation is: true [2022-07-19 23:14:23,093 INFO L899 garLoopResultBuilder]: For program point L3493-2(lines 3493 3497) no Hoare annotation was computed. [2022-07-19 23:14:23,093 INFO L902 garLoopResultBuilder]: At program point L3576(lines 3415 3601) the Hoare annotation is: true [2022-07-19 23:14:23,093 INFO L902 garLoopResultBuilder]: At program point L3444(line 3444) the Hoare annotation is: true [2022-07-19 23:14:23,094 INFO L899 garLoopResultBuilder]: For program point L3477(lines 3477 3480) no Hoare annotation was computed. [2022-07-19 23:14:23,094 INFO L899 garLoopResultBuilder]: For program point L3444-1(line 3444) no Hoare annotation was computed. [2022-07-19 23:14:23,094 INFO L902 garLoopResultBuilder]: At program point L3477-2(lines 3477 3480) the Hoare annotation is: true [2022-07-19 23:14:23,094 INFO L902 garLoopResultBuilder]: At program point L3428(line 3428) the Hoare annotation is: true [2022-07-19 23:14:23,094 INFO L899 garLoopResultBuilder]: For program point L3428-1(line 3428) no Hoare annotation was computed. [2022-07-19 23:14:23,094 INFO L902 garLoopResultBuilder]: At program point L3511(lines 3490 3515) the Hoare annotation is: true [2022-07-19 23:14:23,094 INFO L899 garLoopResultBuilder]: For program point L3445(lines 3445 3448) no Hoare annotation was computed. [2022-07-19 23:14:23,095 INFO L899 garLoopResultBuilder]: For program point L3445-2(lines 3445 3448) no Hoare annotation was computed. [2022-07-19 23:14:23,095 INFO L899 garLoopResultBuilder]: For program point L3429(line 3429) no Hoare annotation was computed. [2022-07-19 23:14:23,095 INFO L899 garLoopResultBuilder]: For program point L3429-2(lines 3429 3437) no Hoare annotation was computed. [2022-07-19 23:14:23,095 INFO L899 garLoopResultBuilder]: For program point L3429-4(lines 3429 3437) no Hoare annotation was computed. [2022-07-19 23:14:23,095 INFO L899 garLoopResultBuilder]: For program point L3545(lines 3545 3549) no Hoare annotation was computed. [2022-07-19 23:14:23,095 INFO L899 garLoopResultBuilder]: For program point L3545-2(lines 3545 3549) no Hoare annotation was computed. [2022-07-19 23:14:23,095 INFO L899 garLoopResultBuilder]: For program point L3562(line 3562) no Hoare annotation was computed. [2022-07-19 23:14:23,095 INFO L899 garLoopResultBuilder]: For program point L3529-1(line 3529) no Hoare annotation was computed. [2022-07-19 23:14:23,096 INFO L902 garLoopResultBuilder]: At program point L3529(line 3529) the Hoare annotation is: true [2022-07-19 23:14:23,096 INFO L902 garLoopResultBuilder]: At program point L3430(line 3430) the Hoare annotation is: true [2022-07-19 23:14:23,096 INFO L899 garLoopResultBuilder]: For program point L3463(line 3463) no Hoare annotation was computed. [2022-07-19 23:14:23,096 INFO L899 garLoopResultBuilder]: For program point L3430-1(line 3430) no Hoare annotation was computed. [2022-07-19 23:14:23,096 INFO L899 garLoopResultBuilder]: For program point L3463-2(line 3463) no Hoare annotation was computed. [2022-07-19 23:14:23,096 INFO L902 garLoopResultBuilder]: At program point L3579(line 3579) the Hoare annotation is: true [2022-07-19 23:14:23,096 INFO L902 garLoopResultBuilder]: At program point L3530(line 3530) the Hoare annotation is: true [2022-07-19 23:14:23,096 INFO L899 garLoopResultBuilder]: For program point L3563-1(line 3563) no Hoare annotation was computed. [2022-07-19 23:14:23,097 INFO L902 garLoopResultBuilder]: At program point L3563(line 3563) the Hoare annotation is: true [2022-07-19 23:14:23,097 INFO L899 garLoopResultBuilder]: For program point L3464(line 3464) no Hoare annotation was computed. [2022-07-19 23:14:23,097 INFO L899 garLoopResultBuilder]: For program point L3530-1(line 3530) no Hoare annotation was computed. [2022-07-19 23:14:23,097 INFO L899 garLoopResultBuilder]: For program point L3431(lines 3431 3435) no Hoare annotation was computed. [2022-07-19 23:14:23,097 INFO L902 garLoopResultBuilder]: At program point L3580(line 3580) the Hoare annotation is: true [2022-07-19 23:14:23,097 INFO L902 garLoopResultBuilder]: At program point L3514(line 3514) the Hoare annotation is: true [2022-07-19 23:14:23,097 INFO L899 garLoopResultBuilder]: For program point L3481(line 3481) no Hoare annotation was computed. [2022-07-19 23:14:23,098 INFO L899 garLoopResultBuilder]: For program point L3514-1(line 3514) no Hoare annotation was computed. [2022-07-19 23:14:23,098 INFO L899 garLoopResultBuilder]: For program point L3415(lines 3415 3601) no Hoare annotation was computed. [2022-07-19 23:14:23,098 INFO L902 garLoopResultBuilder]: At program point L3597(line 3597) the Hoare annotation is: true [2022-07-19 23:14:23,098 INFO L899 garLoopResultBuilder]: For program point L3531(lines 3531 3534) no Hoare annotation was computed. [2022-07-19 23:14:23,098 INFO L902 garLoopResultBuilder]: At program point L3432(line 3432) the Hoare annotation is: true [2022-07-19 23:14:23,098 INFO L899 garLoopResultBuilder]: For program point L3465-1(line 3465) no Hoare annotation was computed. [2022-07-19 23:14:23,098 INFO L902 garLoopResultBuilder]: At program point L3465(line 3465) the Hoare annotation is: true [2022-07-19 23:14:23,098 INFO L899 garLoopResultBuilder]: For program point L3432-1(line 3432) no Hoare annotation was computed. [2022-07-19 23:14:23,098 INFO L899 garLoopResultBuilder]: For program point L3581(line 3581) no Hoare annotation was computed. [2022-07-19 23:14:23,099 INFO L902 garLoopResultBuilder]: At program point L3482(line 3482) the Hoare annotation is: true [2022-07-19 23:14:23,099 INFO L899 garLoopResultBuilder]: For program point L3416(line 3416) no Hoare annotation was computed. [2022-07-19 23:14:23,099 INFO L899 garLoopResultBuilder]: For program point L3449(line 3449) no Hoare annotation was computed. [2022-07-19 23:14:23,099 INFO L899 garLoopResultBuilder]: For program point L3482-1(line 3482) no Hoare annotation was computed. [2022-07-19 23:14:23,099 INFO L899 garLoopResultBuilder]: For program point L3416-2(line 3416) no Hoare annotation was computed. [2022-07-19 23:14:23,099 INFO L899 garLoopResultBuilder]: For program point L3449-2(lines 3449 3454) no Hoare annotation was computed. [2022-07-19 23:14:23,099 INFO L899 garLoopResultBuilder]: For program point L3449-4(lines 3449 3454) no Hoare annotation was computed. [2022-07-19 23:14:23,100 INFO L895 garLoopResultBuilder]: At program point phantom_ioctlENTRY(lines 3378 3605) 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_retval_0~0 0)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-07-19 23:14:23,100 INFO L899 garLoopResultBuilder]: For program point L3466(lines 3466 3469) no Hoare annotation was computed. [2022-07-19 23:14:23,100 INFO L899 garLoopResultBuilder]: For program point L3582(lines 3582 3585) no Hoare annotation was computed. [2022-07-19 23:14:23,100 INFO L902 garLoopResultBuilder]: At program point L3483-1(lines 3483 3515) the Hoare annotation is: true [2022-07-19 23:14:23,100 INFO L899 garLoopResultBuilder]: For program point L3483(lines 3483 3515) no Hoare annotation was computed. [2022-07-19 23:14:23,100 INFO L899 garLoopResultBuilder]: For program point L3417(line 3417) no Hoare annotation was computed. [2022-07-19 23:14:23,100 INFO L899 garLoopResultBuilder]: For program point L3599(line 3599) no Hoare annotation was computed. [2022-07-19 23:14:23,100 INFO L902 garLoopResultBuilder]: At program point L3418(line 3418) the Hoare annotation is: true [2022-07-19 23:14:23,101 INFO L899 garLoopResultBuilder]: For program point L3418-1(line 3418) no Hoare annotation was computed. [2022-07-19 23:14:23,101 INFO L899 garLoopResultBuilder]: For program point L3567(lines 3567 3570) no Hoare annotation was computed. [2022-07-19 23:14:23,101 INFO L899 garLoopResultBuilder]: For program point L3567-2(lines 3567 3570) no Hoare annotation was computed. [2022-07-19 23:14:23,101 INFO L899 garLoopResultBuilder]: For program point L3518(line 3518) no Hoare annotation was computed. [2022-07-19 23:14:23,101 INFO L899 garLoopResultBuilder]: For program point L3518-2(line 3518) no Hoare annotation was computed. [2022-07-19 23:14:23,101 INFO L899 garLoopResultBuilder]: For program point L3485(lines 3485 3489) no Hoare annotation was computed. [2022-07-19 23:14:23,101 INFO L899 garLoopResultBuilder]: For program point L3419(lines 3419 3422) no Hoare annotation was computed. [2022-07-19 23:14:23,101 INFO L902 garLoopResultBuilder]: At program point L3568(line 3568) the Hoare annotation is: true [2022-07-19 23:14:23,102 INFO L899 garLoopResultBuilder]: For program point L3502(lines 3502 3505) no Hoare annotation was computed. [2022-07-19 23:14:23,102 INFO L899 garLoopResultBuilder]: For program point L3568-1(line 3568) no Hoare annotation was computed. [2022-07-19 23:14:23,102 INFO L899 garLoopResultBuilder]: For program point L3502-2(lines 3502 3505) no Hoare annotation was computed. [2022-07-19 23:14:23,102 INFO L902 garLoopResultBuilder]: At program point L3486(line 3486) the Hoare annotation is: true [2022-07-19 23:14:23,102 INFO L899 garLoopResultBuilder]: For program point L3519(line 3519) no Hoare annotation was computed. [2022-07-19 23:14:23,102 INFO L899 garLoopResultBuilder]: For program point L3486-1(line 3486) no Hoare annotation was computed. [2022-07-19 23:14:23,102 INFO L902 garLoopResultBuilder]: At program point L3602(lines 3412 3604) the Hoare annotation is: true [2022-07-19 23:14:23,102 INFO L899 garLoopResultBuilder]: For program point L3536(line 3536) no Hoare annotation was computed. [2022-07-19 23:14:23,103 INFO L899 garLoopResultBuilder]: For program point L3503-1(line 3503) no Hoare annotation was computed. [2022-07-19 23:14:23,103 INFO L899 garLoopResultBuilder]: For program point L3536-2(line 3536) no Hoare annotation was computed. [2022-07-19 23:14:23,103 INFO L902 garLoopResultBuilder]: At program point L3503(line 3503) the Hoare annotation is: true [2022-07-19 23:14:23,103 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_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)|)) (not (= ~ldv_retval_0~0 0))) [2022-07-19 23:14:23,103 INFO L899 garLoopResultBuilder]: For program point L4951(lines 4951 4954) no Hoare annotation was computed. [2022-07-19 23:14:23,103 INFO L899 garLoopResultBuilder]: For program point ldv_mutex_unlock_phantom_mutexFINAL(lines 4948 4958) no Hoare annotation was computed. [2022-07-19 23:14:23,103 INFO L895 garLoopResultBuilder]: At program point L4953(line 4953) 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 (= 2 |old(~ldv_mutex_phantom_mutex~0)|)) (not (= ~ldv_retval_0~0 0))) [2022-07-19 23:14:23,104 INFO L899 garLoopResultBuilder]: For program point L4953-1(lines 4951 4954) no Hoare annotation was computed. [2022-07-19 23:14:23,104 INFO L899 garLoopResultBuilder]: For program point ldv_mutex_unlock_phantom_mutexEXIT(lines 4948 4958) no Hoare annotation was computed. [2022-07-19 23:14:23,104 INFO L902 garLoopResultBuilder]: At program point IS_ERRENTRY(lines 3080 3086) the Hoare annotation is: true [2022-07-19 23:14:23,104 INFO L899 garLoopResultBuilder]: For program point L3083-1(line 3083) no Hoare annotation was computed. [2022-07-19 23:14:23,104 INFO L899 garLoopResultBuilder]: For program point IS_ERRFINAL(lines 3080 3086) no Hoare annotation was computed. [2022-07-19 23:14:23,104 INFO L902 garLoopResultBuilder]: At program point L3083(line 3083) the Hoare annotation is: true [2022-07-19 23:14:23,104 INFO L899 garLoopResultBuilder]: For program point IS_ERREXIT(lines 3080 3086) no Hoare annotation was computed. [2022-07-19 23:14:23,107 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:14:23,109 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-19 23:14:23,145 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.07 11:14:23 BoogieIcfgContainer [2022-07-19 23:14:23,145 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-19 23:14:23,146 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-19 23:14:23,146 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-19 23:14:23,146 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-19 23:14:23,147 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 11:13:28" (3/4) ... [2022-07-19 23:14:23,149 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-19 23:14:23,155 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_from_user [2022-07-19 23:14:23,155 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure atomic_set [2022-07-19 23:14:23,155 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree [2022-07-19 23:14:23,155 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure free_irq [2022-07-19 23:14:23,155 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_iomap [2022-07-19 23:14:23,155 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_iounmap [2022-07-19 23:14:23,156 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure might_fault [2022-07-19 23:14:23,156 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure phantom_status [2022-07-19 23:14:23,156 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure class_destroy [2022-07-19 23:14:23,156 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_unlock [2022-07-19 23:14:23,156 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure class_remove_file [2022-07-19 23:14:23,156 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_disable_device [2022-07-19 23:14:23,156 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_to_user [2022-07-19 23:14:23,156 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2022-07-19 23:14:23,157 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure phantom_remove [2022-07-19 23:14:23,157 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure unregister_chrdev_region [2022-07-19 23:14:23,157 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_release_regions [2022-07-19 23:14:23,157 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure phantom_poll [2022-07-19 23:14:23,157 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _raw_spin_lock_irqsave [2022-07-19 23:14:23,157 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_unlock_open_lock_of_phantom_device [2022-07-19 23:14:23,157 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2022-07-19 23:14:23,157 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_get_drvdata [2022-07-19 23:14:23,157 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure atomic_read [2022-07-19 23:14:23,158 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure iowrite32 [2022-07-19 23:14:23,158 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy [2022-07-19 23:14:23,158 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ioread32 [2022-07-19 23:14:23,158 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2022-07-19 23:14:23,158 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-07-19 23:14:23,158 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_lock [2022-07-19 23:14:23,158 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _copy_from_user [2022-07-19 23:14:23,159 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spinlock_check [2022-07-19 23:14:23,159 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure phantom_ioctl [2022-07-19 23:14:23,159 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_unlock_phantom_mutex [2022-07-19 23:14:23,159 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2022-07-19 23:14:23,186 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 282 nodes and edges [2022-07-19 23:14:23,189 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 110 nodes and edges [2022-07-19 23:14:23,191 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 29 nodes and edges [2022-07-19 23:14:23,193 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2022-07-19 23:14:23,195 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-07-19 23:14:23,198 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-19 23:14:23,200 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-19 23:14:23,230 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && \result == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && tmp == 0) && ldv_retval_0 == 0) && \result == 0 [2022-07-19 23:14:23,230 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && \result == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && tmp == 0) && ldv_retval_0 == 0) && \result == 0 [2022-07-19 23:14:23,230 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && \result + 4 <= 0) && \result + 4 <= 0) && ldv_mutex_lock == 1) && tmp + 4 <= 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 [2022-07-19 23:14:23,230 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && \result == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && tmp == 0) && ldv_retval_0 == 0) && \result == 0 [2022-07-19 23:14:23,230 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && \result == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && tmp == 0) && ldv_retval_0 == 0) && \result == 0 [2022-07-19 23:14:23,231 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == ldv_mutex_mutex_of_device && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && \result == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_open_lock_of_phantom_device == 2) && ldv_retval_0 == 0) || ((((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 2) && \result + 4 <= 0) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0) [2022-07-19 23:14:23,232 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == ldv_mutex_mutex_of_device && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && \result == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_open_lock_of_phantom_device == 2) && tmp == 0) && ldv_retval_0 == 0) && \result == 0 [2022-07-19 23:14:23,233 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == ldv_mutex_mutex_of_device && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && \result == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_open_lock_of_phantom_device == 2) && ldv_retval_0 == 0) && \result == 0) || (((((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 2) && \result + 4 <= 0) && \result + 4 <= 0) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0) [2022-07-19 23:14:23,363 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-19 23:14:23,363 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-19 23:14:23,364 INFO L158 Benchmark]: Toolchain (without parser) took 57780.79ms. Allocated memory was 100.7MB in the beginning and 717.2MB in the end (delta: 616.6MB). Free memory was 65.1MB in the beginning and 284.6MB in the end (delta: -219.4MB). Peak memory consumption was 395.7MB. Max. memory is 16.1GB. [2022-07-19 23:14:23,364 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 100.7MB. Free memory was 57.3MB in the beginning and 57.2MB in the end (delta: 48.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-19 23:14:23,364 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1185.77ms. Allocated memory was 100.7MB in the beginning and 123.7MB in the end (delta: 23.1MB). Free memory was 64.9MB in the beginning and 83.3MB in the end (delta: -18.4MB). Peak memory consumption was 44.3MB. Max. memory is 16.1GB. [2022-07-19 23:14:23,365 INFO L158 Benchmark]: Boogie Procedure Inliner took 137.45ms. Allocated memory is still 123.7MB. Free memory was 83.3MB in the beginning and 74.5MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-19 23:14:23,366 INFO L158 Benchmark]: Boogie Preprocessor took 95.16ms. Allocated memory is still 123.7MB. Free memory was 74.5MB in the beginning and 63.4MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-07-19 23:14:23,366 INFO L158 Benchmark]: RCFGBuilder took 1750.72ms. Allocated memory was 123.7MB in the beginning and 167.8MB in the end (delta: 44.0MB). Free memory was 63.4MB in the beginning and 102.8MB in the end (delta: -39.3MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. [2022-07-19 23:14:23,366 INFO L158 Benchmark]: TraceAbstraction took 54387.56ms. Allocated memory was 167.8MB in the beginning and 717.2MB in the end (delta: 549.5MB). Free memory was 102.8MB in the beginning and 316.6MB in the end (delta: -213.8MB). Peak memory consumption was 441.5MB. Max. memory is 16.1GB. [2022-07-19 23:14:23,367 INFO L158 Benchmark]: Witness Printer took 217.60ms. Allocated memory is still 717.2MB. Free memory was 316.6MB in the beginning and 284.6MB in the end (delta: 32.0MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-07-19 23:14:23,369 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 100.7MB. Free memory was 57.3MB in the beginning and 57.2MB in the end (delta: 48.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1185.77ms. Allocated memory was 100.7MB in the beginning and 123.7MB in the end (delta: 23.1MB). Free memory was 64.9MB in the beginning and 83.3MB in the end (delta: -18.4MB). Peak memory consumption was 44.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 137.45ms. Allocated memory is still 123.7MB. Free memory was 83.3MB in the beginning and 74.5MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 95.16ms. Allocated memory is still 123.7MB. Free memory was 74.5MB in the beginning and 63.4MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 1750.72ms. Allocated memory was 123.7MB in the beginning and 167.8MB in the end (delta: 44.0MB). Free memory was 63.4MB in the beginning and 102.8MB in the end (delta: -39.3MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. * TraceAbstraction took 54387.56ms. Allocated memory was 167.8MB in the beginning and 717.2MB in the end (delta: 549.5MB). Free memory was 102.8MB in the beginning and 316.6MB in the end (delta: -213.8MB). Peak memory consumption was 441.5MB. Max. memory is 16.1GB. * Witness Printer took 217.60ms. Allocated memory is still 717.2MB. Free memory was 316.6MB in the beginning and 284.6MB in the end (delta: 32.0MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 4431]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 35 procedures, 581 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 54.3s, OverallIterations: 13, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 9.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 40.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 10022 SdHoareTripleChecker+Valid, 7.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 9179 mSDsluCounter, 24785 SdHoareTripleChecker+Invalid, 6.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 12817 mSDsCounter, 2525 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5331 IncrementalHoareTripleChecker+Invalid, 7856 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2525 mSolverCounterUnsat, 11968 mSDtfsCounter, 5331 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 275 GetRequests, 232 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4400occurred in iteration=9, InterpolantAutomatonStates: 62, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.4s AutomataMinimizationTime, 13 MinimizatonAttempts, 2298 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 245 LocationsWithAnnotation, 8633 PreInvPairs, 9781 NumberOfFragments, 3491 HoareAnnotationTreeSize, 8633 FomulaSimplifications, 236544 FormulaSimplificationTreeSizeReduction, 31.1s HoareSimplificationTime, 245 FomulaSimplificationsInter, 1692596 FormulaSimplificationTreeSizeReductionInter, 9.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 1110 NumberOfCodeBlocks, 1110 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1097 ConstructedInterpolants, 0 QuantifiedInterpolants, 1695 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 PerfectInterpolantSequences, 348/348 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_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3782]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3188]: 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) && ldv_retval_0 == 0 - InvariantResult [Line: 5010]: Loop Invariant Derived loop invariant: (((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 5113]: 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_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 5148]: 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) && ldv_retval_0 == 0 - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 5055]: Loop Invariant Derived loop invariant: (((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3310]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3780]: 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) && ldv_retval_0 == 0 - InvariantResult [Line: 3989]: Loop Invariant Derived loop invariant: (((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 5160]: Loop Invariant Derived loop invariant: (((((((1 == ldv_mutex_mutex_of_device && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && \result == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_open_lock_of_phantom_device == 2) && tmp == 0) && ldv_retval_0 == 0) && \result == 0 - InvariantResult [Line: 3261]: 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) && ldv_retval_0 == 0 - InvariantResult [Line: 3415]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4343]: Loop Invariant Derived loop invariant: (((((((1 == ldv_mutex_mutex_of_device && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && \result == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_open_lock_of_phantom_device == 2) && ldv_retval_0 == 0) && \result == 0) || (((((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 2) && \result + 4 <= 0) && \result + 4 <= 0) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0) - 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) && \result == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && tmp == 0) && ldv_retval_0 == 0) && \result == 0 - InvariantResult [Line: 5024]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3947]: 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) && ldv_retval_0 == 0 - InvariantResult [Line: 3935]: 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) && ldv_retval_0 == 0 - InvariantResult [Line: 3412]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3239]: 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) && ldv_retval_0 == 0 - 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) && \result == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && tmp == 0) && ldv_retval_0 == 0) && \result == 0 - InvariantResult [Line: 3220]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4403]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 5013]: 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) && ldv_retval_0 == 0 - InvariantResult [Line: 5068]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3989]: Loop Invariant Derived loop invariant: (((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 4959]: 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_2 == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0) && ldv_state_variable_3 == 0 - InvariantResult [Line: 5144]: 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) && ldv_retval_0 == 0 - InvariantResult [Line: 5120]: 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) && ldv_retval_0 == 0 - InvariantResult [Line: 5006]: 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) && ldv_retval_0 == 0 - InvariantResult [Line: 4890]: 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_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3606]: 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) && ldv_retval_0 == 0 - InvariantResult [Line: 5003]: 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) && ldv_retval_0 == 0 - InvariantResult [Line: 3782]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 4395]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_open_lock_of_phantom_device == 2) && ldv_retval_0 == 0 - InvariantResult [Line: 4031]: 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) && ldv_retval_0 == 0 - InvariantResult [Line: 5078]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3327]: 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) && ldv_retval_0 == 0 - 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) && ldv_retval_0 == 0 - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3247]: 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) && ldv_retval_0 == 0 - 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: 4788]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_open_lock_of_phantom_device == 2) && ldv_retval_0 == 0 - InvariantResult [Line: 5041]: Loop Invariant Derived loop invariant: (((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3989]: Loop Invariant Derived loop invariant: (((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 5051]: 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) && ldv_retval_0 == 0 - InvariantResult [Line: 4076]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5045]: 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) && ldv_retval_0 == 0 - InvariantResult [Line: 3801]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 5098]: 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_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - 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) && \result + 4 <= 0) && \result + 4 <= 0) && ldv_mutex_lock == 1) && tmp + 4 <= 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - 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) && \result == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && tmp == 0) && ldv_retval_0 == 0) && \result == 0 - InvariantResult [Line: 3234]: 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) && ldv_retval_0 == 0 - InvariantResult [Line: 5072]: 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) && ldv_retval_0 == 0 - InvariantResult [Line: 5037]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3982]: Loop Invariant Derived loop invariant: (((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - 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_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 5151]: 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) && ldv_retval_0 == 0 - 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) && \result == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && tmp == 0) && ldv_retval_0 == 0) && \result == 0 - InvariantResult [Line: 4419]: 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_retval_0 == 0)) || !(ldv_mutex_phantom_mutex == 1)) || ldv_state_variable_3 == 0 - InvariantResult [Line: 3490]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 5048]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4996]: Loop Invariant Derived loop invariant: (((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3415]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3074]: Loop Invariant Derived loop invariant: (((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 4970]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3415]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 4756]: Loop Invariant Derived loop invariant: ((((((1 == ldv_mutex_mutex_of_device && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && \result == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_open_lock_of_phantom_device == 2) && ldv_retval_0 == 0) || ((((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 2) && \result + 4 <= 0) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0) - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 5136]: 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) && ldv_retval_0 == 0 - InvariantResult [Line: 4411]: 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) && ldv_retval_0 == 0 - InvariantResult [Line: 3989]: Loop Invariant Derived loop invariant: (((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 5109]: 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) && ldv_retval_0 == 0 - InvariantResult [Line: 3490]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 - InvariantResult [Line: 3659]: 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) && ldv_retval_0 == 0 - InvariantResult [Line: 3490]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5133]: 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) && ldv_retval_0 == 0 - InvariantResult [Line: 3782]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_retval_0 == 0 RESULT: Ultimate proved your program to be correct! [2022-07-19 23:14:23,430 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE