./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--infiniband--core--ib_uverbs.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ae007674 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-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--infiniband--core--ib_uverbs.ko-entry_point.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 9be531e7af87cba73be4f8246e93f3d32963d00e421fc44d0f45559eac1d9e7a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ae00767 [2021-12-28 04:09:35,537 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 04:09:35,539 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 04:09:35,560 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 04:09:35,561 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 04:09:35,561 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 04:09:35,562 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 04:09:35,563 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 04:09:35,565 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 04:09:35,565 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 04:09:35,566 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 04:09:35,567 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 04:09:35,570 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 04:09:35,571 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 04:09:35,571 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 04:09:35,572 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 04:09:35,574 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 04:09:35,575 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 04:09:35,576 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 04:09:35,584 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 04:09:35,591 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 04:09:35,592 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 04:09:35,593 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 04:09:35,595 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 04:09:35,597 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 04:09:35,600 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 04:09:35,600 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 04:09:35,601 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 04:09:35,602 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 04:09:35,602 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 04:09:35,603 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 04:09:35,603 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 04:09:35,604 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 04:09:35,606 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 04:09:35,607 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 04:09:35,608 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 04:09:35,608 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 04:09:35,608 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 04:09:35,608 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 04:09:35,609 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 04:09:35,610 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 04:09:35,611 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-28 04:09:35,631 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 04:09:35,631 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 04:09:35,632 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 04:09:35,632 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 04:09:35,632 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-28 04:09:35,633 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-28 04:09:35,633 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 04:09:35,634 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 04:09:35,634 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 04:09:35,634 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 04:09:35,635 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-28 04:09:35,635 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 04:09:35,635 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-28 04:09:35,635 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-28 04:09:35,635 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-28 04:09:35,635 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-28 04:09:35,635 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 04:09:35,636 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-28 04:09:35,636 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 04:09:35,636 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 04:09:35,636 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-28 04:09:35,636 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 04:09:35,636 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 04:09:35,637 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-28 04:09:35,637 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-28 04:09:35,637 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-28 04:09:35,637 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-28 04:09:35,649 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-28 04:09:35,649 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-28 04:09:35,649 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-28 04:09:35,650 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9be531e7af87cba73be4f8246e93f3d32963d00e421fc44d0f45559eac1d9e7a [2021-12-28 04:09:35,912 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 04:09:35,941 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 04:09:35,943 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 04:09:35,945 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 04:09:35,945 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 04:09:35,947 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--infiniband--core--ib_uverbs.ko-entry_point.cil.out.i [2021-12-28 04:09:35,998 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f484f9de/ab2a793e22484b32a9d604d2f2c1c4d7/FLAG5d781f962 [2021-12-28 04:09:36,738 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 04:09:36,739 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--infiniband--core--ib_uverbs.ko-entry_point.cil.out.i [2021-12-28 04:09:36,782 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f484f9de/ab2a793e22484b32a9d604d2f2c1c4d7/FLAG5d781f962 [2021-12-28 04:09:36,831 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f484f9de/ab2a793e22484b32a9d604d2f2c1c4d7 [2021-12-28 04:09:36,833 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 04:09:36,835 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 04:09:36,836 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 04:09:36,836 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 04:09:36,838 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 04:09:36,839 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 04:09:36" (1/1) ... [2021-12-28 04:09:36,840 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fcef839 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:09:36, skipping insertion in model container [2021-12-28 04:09:36,840 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 04:09:36" (1/1) ... [2021-12-28 04:09:36,845 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 04:09:36,952 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 04:09:38,867 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-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--infiniband--core--ib_uverbs.ko-entry_point.cil.out.i[354644,354657] [2021-12-28 04:09:38,922 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 04:09:38,986 INFO L203 MainTranslator]: Completed pre-run [2021-12-28 04:09:39,424 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-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--infiniband--core--ib_uverbs.ko-entry_point.cil.out.i[354644,354657] [2021-12-28 04:09:39,439 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 04:09:39,531 INFO L208 MainTranslator]: Completed translation [2021-12-28 04:09:39,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:09:39 WrapperNode [2021-12-28 04:09:39,533 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-28 04:09:39,534 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-28 04:09:39,534 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-28 04:09:39,534 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-28 04:09:39,539 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:09:39" (1/1) ... [2021-12-28 04:09:39,677 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:09:39" (1/1) ... [2021-12-28 04:09:39,939 INFO L137 Inliner]: procedures = 371, calls = 4454, calls flagged for inlining = 165, calls inlined = 164, statements flattened = 10052 [2021-12-28 04:09:39,940 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-28 04:09:39,941 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-28 04:09:39,941 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-28 04:09:39,941 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-28 04:09:39,958 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:09:39" (1/1) ... [2021-12-28 04:09:39,958 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:09:39" (1/1) ... [2021-12-28 04:09:40,021 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:09:39" (1/1) ... [2021-12-28 04:09:40,022 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:09:39" (1/1) ... [2021-12-28 04:09:40,197 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:09:39" (1/1) ... [2021-12-28 04:09:40,223 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:09:39" (1/1) ... [2021-12-28 04:09:40,309 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:09:39" (1/1) ... [2021-12-28 04:09:40,346 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-28 04:09:40,348 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-28 04:09:40,348 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-28 04:09:40,348 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-28 04:09:40,349 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:09:39" (1/1) ... [2021-12-28 04:09:40,355 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 04:09:40,363 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 04:09:40,374 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) [2021-12-28 04:09:40,393 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 [2021-12-28 04:09:40,403 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-12-28 04:09:40,404 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-12-28 04:09:40,404 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_open [2021-12-28 04:09:40,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_open [2021-12-28 04:09:40,404 INFO L130 BoogieDeclarations]: Found specification of procedure put_qp_write [2021-12-28 04:09:40,404 INFO L138 BoogieDeclarations]: Found implementation of procedure put_qp_write [2021-12-28 04:09:40,404 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_close [2021-12-28 04:09:40,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_close [2021-12-28 04:09:40,405 INFO L130 BoogieDeclarations]: Found specification of procedure idr_read_qp [2021-12-28 04:09:40,405 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_read_qp [2021-12-28 04:09:40,405 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2021-12-28 04:09:40,405 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2021-12-28 04:09:40,405 INFO L130 BoogieDeclarations]: Found specification of procedure fdget [2021-12-28 04:09:40,405 INFO L138 BoogieDeclarations]: Found implementation of procedure fdget [2021-12-28 04:09:40,405 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_del [2021-12-28 04:09:40,405 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_del [2021-12-28 04:09:40,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-28 04:09:40,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-28 04:09:40,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-28 04:09:40,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-28 04:09:40,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-28 04:09:40,406 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-28 04:09:40,406 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_cq [2021-12-28 04:09:40,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_cq [2021-12-28 04:09:40,406 INFO L130 BoogieDeclarations]: Found specification of procedure show_ibdev [2021-12-28 04:09:40,407 INFO L138 BoogieDeclarations]: Found implementation of procedure show_ibdev [2021-12-28 04:09:40,407 INFO L130 BoogieDeclarations]: Found specification of procedure ib_query_device [2021-12-28 04:09:40,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_query_device [2021-12-28 04:09:40,407 INFO L130 BoogieDeclarations]: Found specification of procedure fd_install [2021-12-28 04:09:40,407 INFO L138 BoogieDeclarations]: Found implementation of procedure fd_install [2021-12-28 04:09:40,407 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_event_close [2021-12-28 04:09:40,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_event_close [2021-12-28 04:09:40,407 INFO L130 BoogieDeclarations]: Found specification of procedure idr_destroy [2021-12-28 04:09:40,408 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_destroy [2021-12-28 04:09:40,408 INFO L130 BoogieDeclarations]: Found specification of procedure ib_copy_to_udata [2021-12-28 04:09:40,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_copy_to_udata [2021-12-28 04:09:40,408 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-28 04:09:40,408 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-28 04:09:40,408 INFO L130 BoogieDeclarations]: Found specification of procedure put_pd_read [2021-12-28 04:09:40,408 INFO L138 BoogieDeclarations]: Found implementation of procedure put_pd_read [2021-12-28 04:09:40,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-28 04:09:40,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-28 04:09:40,409 INFO L130 BoogieDeclarations]: Found specification of procedure idr_write_qp [2021-12-28 04:09:40,409 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_write_qp [2021-12-28 04:09:40,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2021-12-28 04:09:40,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2021-12-28 04:09:40,409 INFO L130 BoogieDeclarations]: Found specification of procedure idr_read_uobj [2021-12-28 04:09:40,409 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_read_uobj [2021-12-28 04:09:40,409 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dealloc_xrcd [2021-12-28 04:09:40,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dealloc_xrcd [2021-12-28 04:09:40,410 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_release_file [2021-12-28 04:09:40,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_release_file [2021-12-28 04:09:40,410 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-28 04:09:40,410 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-28 04:09:40,410 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-12-28 04:09:40,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-12-28 04:09:40,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-28 04:09:40,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-28 04:09:40,411 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub_and_test [2021-12-28 04:09:40,411 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub_and_test [2021-12-28 04:09:40,411 INFO L130 BoogieDeclarations]: Found specification of procedure idr_read_pd [2021-12-28 04:09:40,411 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_read_pd [2021-12-28 04:09:40,411 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_modify_srq [2021-12-28 04:09:40,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_modify_srq [2021-12-28 04:09:40,411 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2021-12-28 04:09:40,411 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2021-12-28 04:09:40,412 INFO L130 BoogieDeclarations]: Found specification of procedure fdput [2021-12-28 04:09:40,412 INFO L138 BoogieDeclarations]: Found implementation of procedure fdput [2021-12-28 04:09:40,412 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-28 04:09:40,412 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-28 04:09:40,412 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_release_ucq [2021-12-28 04:09:40,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_release_ucq [2021-12-28 04:09:40,412 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-28 04:09:40,412 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-28 04:09:40,413 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-28 04:09:40,413 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-28 04:09:40,413 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-28 04:09:40,413 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-28 04:09:40,413 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_unmarshall_recv [2021-12-28 04:09:40,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_unmarshall_recv [2021-12-28 04:09:40,413 INFO L130 BoogieDeclarations]: Found specification of procedure idr_add_uobj [2021-12-28 04:09:40,413 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_add_uobj [2021-12-28 04:09:40,413 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-28 04:09:40,414 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-28 04:09:40,414 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_ex_query_device [2021-12-28 04:09:40,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_ex_query_device [2021-12-28 04:09:40,414 INFO L130 BoogieDeclarations]: Found specification of procedure idr_write_uobj [2021-12-28 04:09:40,414 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_write_uobj [2021-12-28 04:09:40,414 INFO L130 BoogieDeclarations]: Found specification of procedure __init_rwsem [2021-12-28 04:09:40,414 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_rwsem [2021-12-28 04:09:40,414 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-12-28 04:09:40,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-12-28 04:09:40,415 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_mmap [2021-12-28 04:09:40,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_mmap [2021-12-28 04:09:40,415 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-28 04:09:40,415 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-28 04:09:40,415 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-28 04:09:40,415 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_event_poll [2021-12-28 04:09:40,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_event_poll [2021-12-28 04:09:40,415 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-28 04:09:40,416 INFO L130 BoogieDeclarations]: Found specification of procedure __uverbs_create_xsrq [2021-12-28 04:09:40,416 INFO L138 BoogieDeclarations]: Found implementation of procedure __uverbs_create_xsrq [2021-12-28 04:09:40,416 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_event_fasync [2021-12-28 04:09:40,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_event_fasync [2021-12-28 04:09:40,416 INFO L130 BoogieDeclarations]: Found specification of procedure init_uobj [2021-12-28 04:09:40,416 INFO L138 BoogieDeclarations]: Found implementation of procedure init_uobj [2021-12-28 04:09:40,416 INFO L130 BoogieDeclarations]: Found specification of procedure put_xrcd_read [2021-12-28 04:09:40,416 INFO L138 BoogieDeclarations]: Found implementation of procedure put_xrcd_read [2021-12-28 04:09:40,416 INFO L130 BoogieDeclarations]: Found specification of procedure copy_query_dev_fields [2021-12-28 04:09:40,417 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_query_dev_fields [2021-12-28 04:09:40,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-28 04:09:40,417 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_alloc_event_file [2021-12-28 04:09:40,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_alloc_event_file [2021-12-28 04:09:40,417 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2021-12-28 04:09:40,417 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2021-12-28 04:09:40,417 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2021-12-28 04:09:40,417 INFO L130 BoogieDeclarations]: Found specification of procedure put_pid [2021-12-28 04:09:40,417 INFO L138 BoogieDeclarations]: Found implementation of procedure put_pid [2021-12-28 04:09:40,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-28 04:09:40,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-28 04:09:40,418 INFO L130 BoogieDeclarations]: Found specification of procedure put_uobj [2021-12-28 04:09:40,418 INFO L138 BoogieDeclarations]: Found implementation of procedure put_uobj [2021-12-28 04:09:40,418 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2021-12-28 04:09:40,418 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2021-12-28 04:09:40,418 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_event_read [2021-12-28 04:09:40,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_event_read [2021-12-28 04:09:40,419 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-12-28 04:09:40,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-12-28 04:09:40,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-28 04:09:40,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-28 04:09:40,419 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2021-12-28 04:09:40,419 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2021-12-28 04:09:40,419 INFO L130 BoogieDeclarations]: Found specification of procedure idr_read_obj [2021-12-28 04:09:40,419 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_read_obj [2021-12-28 04:09:40,419 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_qp [2021-12-28 04:09:40,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_qp [2021-12-28 04:09:40,420 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove_uobj [2021-12-28 04:09:40,420 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove_uobj [2021-12-28 04:09:40,420 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2021-12-28 04:09:40,420 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2021-12-28 04:09:40,420 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-28 04:09:40,420 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-28 04:09:40,420 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2021-12-28 04:09:40,420 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2021-12-28 04:09:40,421 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-12-28 04:09:40,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-12-28 04:09:40,421 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-28 04:09:40,421 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-28 04:09:40,421 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_ah [2021-12-28 04:09:40,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_ah [2021-12-28 04:09:40,421 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-28 04:09:40,421 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-28 04:09:40,421 INFO L130 BoogieDeclarations]: Found specification of procedure fput [2021-12-28 04:09:40,422 INFO L138 BoogieDeclarations]: Found implementation of procedure fput [2021-12-28 04:09:40,422 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-28 04:09:40,422 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-28 04:09:40,422 INFO L130 BoogieDeclarations]: Found specification of procedure put_uobj_read [2021-12-28 04:09:40,422 INFO L138 BoogieDeclarations]: Found implementation of procedure put_uobj_read [2021-12-28 04:09:40,422 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-28 04:09:40,422 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-28 04:09:40,422 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_srq [2021-12-28 04:09:40,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_srq [2021-12-28 04:09:40,423 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_write [2021-12-28 04:09:40,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_write [2021-12-28 04:09:40,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-28 04:09:40,423 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-12-28 04:09:40,423 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-12-28 04:09:40,423 INFO L130 BoogieDeclarations]: Found specification of procedure xrcd_table_search [2021-12-28 04:09:40,423 INFO L138 BoogieDeclarations]: Found implementation of procedure xrcd_table_search [2021-12-28 04:09:40,423 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-28 04:09:40,423 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-28 04:09:40,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-28 04:09:40,424 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dealloc_mw [2021-12-28 04:09:40,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dealloc_mw [2021-12-28 04:09:40,424 INFO L130 BoogieDeclarations]: Found specification of procedure __idr_get_uobj [2021-12-28 04:09:40,424 INFO L138 BoogieDeclarations]: Found implementation of procedure __idr_get_uobj [2021-12-28 04:09:40,424 INFO L130 BoogieDeclarations]: Found specification of procedure put_uobj_write [2021-12-28 04:09:40,424 INFO L138 BoogieDeclarations]: Found implementation of procedure put_uobj_write [2021-12-28 04:09:40,424 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2021-12-28 04:09:40,424 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2021-12-28 04:09:40,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-28 04:09:40,425 INFO L130 BoogieDeclarations]: Found specification of procedure put_srq_read [2021-12-28 04:09:40,425 INFO L138 BoogieDeclarations]: Found implementation of procedure put_srq_read [2021-12-28 04:09:40,425 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-28 04:09:40,425 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-28 04:09:40,425 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dereg_mr [2021-12-28 04:09:40,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dereg_mr [2021-12-28 04:09:40,425 INFO L130 BoogieDeclarations]: Found specification of procedure put_unused_fd [2021-12-28 04:09:40,425 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unused_fd [2021-12-28 04:09:40,426 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2021-12-28 04:09:40,426 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2021-12-28 04:09:40,426 INFO L130 BoogieDeclarations]: Found specification of procedure create_cq [2021-12-28 04:09:40,426 INFO L138 BoogieDeclarations]: Found implementation of procedure create_cq [2021-12-28 04:09:40,426 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-28 04:09:40,426 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-28 04:09:40,426 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-28 04:09:40,426 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-28 04:09:40,426 INFO L130 BoogieDeclarations]: Found specification of procedure modify_qp_mask [2021-12-28 04:09:40,427 INFO L138 BoogieDeclarations]: Found implementation of procedure modify_qp_mask [2021-12-28 04:09:40,427 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2021-12-28 04:09:40,427 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2021-12-28 04:09:40,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-28 04:09:40,427 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-28 04:09:40,427 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-28 04:09:40,427 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_unlock [2021-12-28 04:09:40,427 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_unlock [2021-12-28 04:09:40,427 INFO L130 BoogieDeclarations]: Found specification of procedure find_first_zero_bit [2021-12-28 04:09:40,428 INFO L138 BoogieDeclarations]: Found implementation of procedure find_first_zero_bit [2021-12-28 04:09:40,428 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2021-12-28 04:09:40,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2021-12-28 04:09:40,428 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-12-28 04:09:40,428 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-12-28 04:09:40,428 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-28 04:09:40,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-28 04:09:40,428 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-12-28 04:09:40,428 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-12-28 04:09:40,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-28 04:09:40,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-28 04:09:40,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-28 04:09:40,429 INFO L130 BoogieDeclarations]: Found specification of procedure get_unused_fd_flags [2021-12-28 04:09:40,429 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unused_fd_flags [2021-12-28 04:09:40,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-28 04:09:40,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-28 04:09:40,429 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-12-28 04:09:40,429 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-12-28 04:09:40,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-28 04:09:40,430 INFO L130 BoogieDeclarations]: Found specification of procedure idr_read_xrcd [2021-12-28 04:09:40,430 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_read_xrcd [2021-12-28 04:09:40,430 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2021-12-28 04:09:40,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2021-12-28 04:09:40,430 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-12-28 04:09:40,430 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-12-28 04:09:40,430 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2021-12-28 04:09:40,430 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2021-12-28 04:09:40,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-28 04:09:40,431 INFO L130 BoogieDeclarations]: Found specification of procedure ib_check_mr_access [2021-12-28 04:09:40,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_check_mr_access [2021-12-28 04:09:40,431 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-12-28 04:09:40,431 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-12-28 04:09:40,431 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-28 04:09:40,431 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-28 04:09:40,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-28 04:09:40,431 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2021-12-28 04:09:40,431 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2021-12-28 04:09:40,432 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-12-28 04:09:40,432 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-12-28 04:09:40,432 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_flow [2021-12-28 04:09:40,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_flow [2021-12-28 04:09:40,432 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-28 04:09:40,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-28 04:09:40,432 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get___0 [2021-12-28 04:09:40,432 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get___0 [2021-12-28 04:09:40,432 INFO L130 BoogieDeclarations]: Found specification of procedure xrcd_table_delete [2021-12-28 04:09:40,433 INFO L138 BoogieDeclarations]: Found implementation of procedure xrcd_table_delete [2021-12-28 04:09:40,433 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_remove_one [2021-12-28 04:09:40,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_remove_one [2021-12-28 04:09:40,433 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-12-28 04:09:40,433 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-12-28 04:09:40,433 INFO L130 BoogieDeclarations]: Found specification of procedure ib_detach_mcast [2021-12-28 04:09:40,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_detach_mcast [2021-12-28 04:09:40,433 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-28 04:09:40,433 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-28 04:09:40,434 INFO L130 BoogieDeclarations]: Found specification of procedure show_dev_abi_version [2021-12-28 04:09:40,434 INFO L138 BoogieDeclarations]: Found implementation of procedure show_dev_abi_version [2021-12-28 04:09:40,434 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2021-12-28 04:09:40,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2021-12-28 04:09:40,434 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2021-12-28 04:09:40,434 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2021-12-28 04:09:40,434 INFO L130 BoogieDeclarations]: Found specification of procedure idr_read_cq [2021-12-28 04:09:40,434 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_read_cq [2021-12-28 04:09:40,434 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-28 04:09:40,435 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-28 04:09:40,435 INFO L130 BoogieDeclarations]: Found specification of procedure idr_read_srq [2021-12-28 04:09:40,435 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_read_srq [2021-12-28 04:09:40,435 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2021-12-28 04:09:40,435 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2021-12-28 04:09:40,435 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_add_one [2021-12-28 04:09:40,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_add_one [2021-12-28 04:09:40,435 INFO L130 BoogieDeclarations]: Found specification of procedure put_qp_read [2021-12-28 04:09:40,435 INFO L138 BoogieDeclarations]: Found implementation of procedure put_qp_read [2021-12-28 04:09:40,436 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-28 04:09:40,436 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-28 04:09:40,436 INFO L130 BoogieDeclarations]: Found specification of procedure no_llseek [2021-12-28 04:09:40,436 INFO L138 BoogieDeclarations]: Found implementation of procedure no_llseek [2021-12-28 04:09:40,436 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-28 04:09:40,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-28 04:09:40,436 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2021-12-28 04:09:40,436 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2021-12-28 04:09:40,436 INFO L130 BoogieDeclarations]: Found specification of procedure ib_copy_from_udata [2021-12-28 04:09:40,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_copy_from_udata [2021-12-28 04:09:40,437 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-12-28 04:09:40,437 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-12-28 04:09:40,437 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_release_uevent [2021-12-28 04:09:40,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_release_uevent [2021-12-28 04:09:40,437 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-28 04:09:40,437 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-28 04:09:40,437 INFO L130 BoogieDeclarations]: Found specification of procedure put_cq_read [2021-12-28 04:09:40,437 INFO L138 BoogieDeclarations]: Found implementation of procedure put_cq_read [2021-12-28 04:09:40,437 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_modify_qp [2021-12-28 04:09:40,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_modify_qp [2021-12-28 04:09:40,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-28 04:09:40,438 INFO L130 BoogieDeclarations]: Found specification of procedure show_class_attr_string [2021-12-28 04:09:40,438 INFO L138 BoogieDeclarations]: Found implementation of procedure show_class_attr_string [2021-12-28 04:09:40,438 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dealloc_pd [2021-12-28 04:09:40,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dealloc_pd [2021-12-28 04:09:40,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-28 04:09:40,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-28 04:09:40,438 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~$Pointer$ [2021-12-28 04:09:40,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~$Pointer$ [2021-12-28 04:09:40,439 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-28 04:09:40,439 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-28 04:09:41,405 INFO L234 CfgBuilder]: Building ICFG [2021-12-28 04:09:41,408 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-28 04:09:41,780 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-28 04:10:04,669 INFO L275 CfgBuilder]: Performing block encoding [2021-12-28 04:10:04,692 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-28 04:10:04,693 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-28 04:10:04,697 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 04:10:04 BoogieIcfgContainer [2021-12-28 04:10:04,697 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-28 04:10:04,698 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-28 04:10:04,698 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-28 04:10:04,700 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-28 04:10:04,700 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.12 04:09:36" (1/3) ... [2021-12-28 04:10:04,701 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16ba1a13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 04:10:04, skipping insertion in model container [2021-12-28 04:10:04,701 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:09:39" (2/3) ... [2021-12-28 04:10:04,701 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16ba1a13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 04:10:04, skipping insertion in model container [2021-12-28 04:10:04,701 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 04:10:04" (3/3) ... [2021-12-28 04:10:04,703 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--infiniband--core--ib_uverbs.ko-entry_point.cil.out.i [2021-12-28 04:10:04,706 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-28 04:10:04,707 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-28 04:10:04,751 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-28 04:10:04,756 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2021-12-28 04:10:04,756 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-28 04:10:04,827 INFO L276 IsEmpty]: Start isEmpty. Operand has 3003 states, 1984 states have (on average 1.3634072580645162) internal successors, (2705), 2060 states have internal predecessors, (2705), 872 states have call successors, (872), 146 states have call predecessors, (872), 145 states have return successors, (863), 857 states have call predecessors, (863), 863 states have call successors, (863) [2021-12-28 04:10:04,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2021-12-28 04:10:04,843 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 04:10:04,844 INFO L514 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 11, 11, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 04:10:04,845 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 04:10:04,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 04:10:04,848 INFO L85 PathProgramCache]: Analyzing trace with hash 959065383, now seen corresponding path program 1 times [2021-12-28 04:10:04,854 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 04:10:04,854 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855763042] [2021-12-28 04:10:04,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 04:10:04,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 04:10:05,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:05,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 04:10:05,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:05,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:05,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:05,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:05,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:05,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-28 04:10:05,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:05,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:05,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:05,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:05,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:05,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-28 04:10:05,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:05,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:05,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:05,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:05,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:05,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-28 04:10:05,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:05,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:05,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:05,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:05,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:05,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-28 04:10:05,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:05,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:05,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:05,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:05,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:05,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-28 04:10:05,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:05,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:05,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:05,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:05,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:05,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-28 04:10:05,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:05,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:05,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:05,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:05,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:05,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-28 04:10:05,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:05,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:05,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:05,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:05,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:05,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-28 04:10:05,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:05,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:05,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:05,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:05,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:05,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-28 04:10:05,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:05,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:05,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:05,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:05,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:05,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-12-28 04:10:05,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:06,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:06,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:06,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:06,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:06,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-12-28 04:10:06,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:06,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:06,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:06,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:06,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:06,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-12-28 04:10:06,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:06,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:06,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:06,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:06,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:06,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-12-28 04:10:06,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:06,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:06,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:06,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:06,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:06,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-12-28 04:10:06,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:06,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:06,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:06,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:06,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:06,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-12-28 04:10:06,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:06,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:06,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:06,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:06,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:06,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-12-28 04:10:06,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:06,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:06,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:06,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:06,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:06,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2021-12-28 04:10:06,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:06,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:06,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:06,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2021-12-28 04:10:06,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:06,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:06,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:06,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2021-12-28 04:10:06,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:06,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:06,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:06,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2021-12-28 04:10:06,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:06,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:06,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:06,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2021-12-28 04:10:06,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:06,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:06,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:06,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2021-12-28 04:10:06,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:06,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:06,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:06,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2021-12-28 04:10:06,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:06,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:06,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:06,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2021-12-28 04:10:06,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:06,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:06,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:06,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2021-12-28 04:10:06,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:06,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:06,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:06,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2021-12-28 04:10:06,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:06,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:06,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:06,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2021-12-28 04:10:06,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:06,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:06,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:06,550 INFO L134 CoverageAnalysis]: Checked inductivity of 2399 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2399 trivial. 0 not checked. [2021-12-28 04:10:06,551 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 04:10:06,551 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1855763042] [2021-12-28 04:10:06,552 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1855763042] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 04:10:06,552 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 04:10:06,552 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-28 04:10:06,553 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1653563692] [2021-12-28 04:10:06,554 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 04:10:06,557 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-28 04:10:06,558 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 04:10:06,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-28 04:10:06,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-28 04:10:06,597 INFO L87 Difference]: Start difference. First operand has 3003 states, 1984 states have (on average 1.3634072580645162) internal successors, (2705), 2060 states have internal predecessors, (2705), 872 states have call successors, (872), 146 states have call predecessors, (872), 145 states have return successors, (863), 857 states have call predecessors, (863), 863 states have call successors, (863) Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 2 states have internal predecessors, (66), 2 states have call successors, (32), 5 states have call predecessors, (32), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2021-12-28 04:10:13,238 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:10:16,657 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:10:18,735 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:10:22,366 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:10:24,398 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:10:26,554 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:10:28,598 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:10:34,811 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:10:36,827 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:10:39,981 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:10:41,825 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:10:44,749 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []