./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_cm.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_cm.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 43cf6d17994e4ca10db4f92c4e83b8cb43d421b390c0dc616f8207713547bfb5 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ae00767 [2021-12-28 04:09:35,369 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 04:09:35,370 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 04:09:35,406 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 04:09:35,406 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 04:09:35,407 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 04:09:35,409 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 04:09:35,412 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 04:09:35,413 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 04:09:35,415 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 04:09:35,416 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 04:09:35,417 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 04:09:35,418 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 04:09:35,420 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 04:09:35,421 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 04:09:35,423 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 04:09:35,424 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 04:09:35,425 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 04:09:35,429 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 04:09:35,431 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 04:09:35,431 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 04:09:35,436 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 04:09:35,436 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 04:09:35,437 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 04:09:35,438 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 04:09:35,442 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 04:09:35,442 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 04:09:35,443 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 04:09:35,443 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 04:09:35,444 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 04:09:35,444 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 04:09:35,444 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 04:09:35,446 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 04:09:35,448 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 04:09:35,449 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 04:09:35,449 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 04:09:35,450 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 04:09:35,450 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 04:09:35,450 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 04:09:35,451 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 04:09:35,452 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 04:09:35,453 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-28 04:09:35,481 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 04:09:35,481 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 04:09:35,482 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 04:09:35,482 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 04:09:35,483 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-28 04:09:35,483 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-28 04:09:35,484 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 04:09:35,484 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 04:09:35,484 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 04:09:35,485 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 04:09:35,485 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-28 04:09:35,485 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 04:09:35,485 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-28 04:09:35,486 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-28 04:09:35,486 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-28 04:09:35,486 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-28 04:09:35,486 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 04:09:35,486 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-28 04:09:35,486 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 04:09:35,487 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 04:09:35,487 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-28 04:09:35,487 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 04:09:35,487 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 04:09:35,487 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-28 04:09:35,487 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-28 04:09:35,487 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-28 04:09:35,488 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-28 04:09:35,495 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-28 04:09:35,495 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-28 04:09:35,495 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-28 04:09:35,495 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 43cf6d17994e4ca10db4f92c4e83b8cb43d421b390c0dc616f8207713547bfb5 [2021-12-28 04:09:35,722 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 04:09:35,736 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 04:09:35,738 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 04:09:35,739 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 04:09:35,739 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 04:09:35,740 INFO L432 ainManager$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_cm.ko-entry_point.cil.out.i [2021-12-28 04:09:35,786 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e391fcb9/1e513a72fe3a4b6fb8eb4f3b1233e82b/FLAG1c030f8ed [2021-12-28 04:09:36,464 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 04:09:36,464 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_cm.ko-entry_point.cil.out.i [2021-12-28 04:09:36,501 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e391fcb9/1e513a72fe3a4b6fb8eb4f3b1233e82b/FLAG1c030f8ed [2021-12-28 04:09:36,823 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e391fcb9/1e513a72fe3a4b6fb8eb4f3b1233e82b [2021-12-28 04:09:36,829 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 04:09:36,832 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 04:09:36,833 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 04:09:36,833 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 04:09:36,836 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 04:09:36,836 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 04:09:36" (1/1) ... [2021-12-28 04:09:36,838 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@761d6193 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 04:09:36,838 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 04:09:36" (1/1) ... [2021-12-28 04:09:36,863 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 04:09:36,972 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 04:09:39,539 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_cm.ko-entry_point.cil.out.i[403556,403569] [2021-12-28 04:09:39,591 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 04:09:39,627 INFO L203 MainTranslator]: Completed pre-run [2021-12-28 04:09:39,991 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_cm.ko-entry_point.cil.out.i[403556,403569] [2021-12-28 04:09:39,997 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 04:09:40,118 INFO L208 MainTranslator]: Completed translation [2021-12-28 04:09:40,119 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:09:40 WrapperNode [2021-12-28 04:09:40,120 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-28 04:09:40,121 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-28 04:09:40,122 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-28 04:09:40,122 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-28 04:09:40,126 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:09:40" (1/1) ... [2021-12-28 04:09:40,238 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:09:40" (1/1) ... [2021-12-28 04:09:40,444 INFO L137 Inliner]: procedures = 402, calls = 4296, calls flagged for inlining = 206, calls inlined = 185, statements flattened = 7894 [2021-12-28 04:09:40,444 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-28 04:09:40,445 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-28 04:09:40,446 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-28 04:09:40,446 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-28 04:09:40,452 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:09:40" (1/1) ... [2021-12-28 04:09:40,452 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:09:40" (1/1) ... [2021-12-28 04:09:40,480 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:09:40" (1/1) ... [2021-12-28 04:09:40,481 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:09:40" (1/1) ... [2021-12-28 04:09:40,659 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:09:40" (1/1) ... [2021-12-28 04:09:40,687 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:09:40" (1/1) ... [2021-12-28 04:09:40,731 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:09:40" (1/1) ... [2021-12-28 04:09:40,862 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-28 04:09:40,862 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-28 04:09:40,863 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-28 04:09:40,863 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-28 04:09:40,863 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:09:40" (1/1) ... [2021-12-28 04:09:40,879 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 04:09:40,886 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 04:09:40,925 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 04:09:40,999 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 04:09:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-12-28 04:09:41,033 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-12-28 04:09:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure cm_deref_id [2021-12-28 04:09:41,033 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_deref_id [2021-12-28 04:09:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure cm_reset_to_idle [2021-12-28 04:09:41,033 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_reset_to_idle [2021-12-28 04:09:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-28 04:09:41,033 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-28 04:09:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure ib_unregister_mad_agent [2021-12-28 04:09:41,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_unregister_mad_agent [2021-12-28 04:09:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure be64_gt [2021-12-28 04:09:41,033 INFO L138 BoogieDeclarations]: Found implementation of procedure be64_gt [2021-12-28 04:09:41,034 INFO L130 BoogieDeclarations]: Found specification of procedure idr_destroy [2021-12-28 04:09:41,034 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_destroy [2021-12-28 04:09:41,034 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-28 04:09:41,034 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-28 04:09:41,034 INFO L130 BoogieDeclarations]: Found specification of procedure cm_process_work [2021-12-28 04:09:41,034 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_process_work [2021-12-28 04:09:41,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-28 04:09:41,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-28 04:09:41,034 INFO L130 BoogieDeclarations]: Found specification of procedure cm_ack_timeout [2021-12-28 04:09:41,034 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_ack_timeout [2021-12-28 04:09:41,034 INFO L130 BoogieDeclarations]: Found specification of procedure cm_reject_sidr_req [2021-12-28 04:09:41,034 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_reject_sidr_req [2021-12-28 04:09:41,034 INFO L130 BoogieDeclarations]: Found specification of procedure cm_format_rej [2021-12-28 04:09:41,034 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_format_rej [2021-12-28 04:09:41,034 INFO L130 BoogieDeclarations]: Found specification of procedure cm_set_private_data [2021-12-28 04:09:41,035 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_set_private_data [2021-12-28 04:09:41,035 INFO L130 BoogieDeclarations]: Found specification of procedure class_unregister [2021-12-28 04:09:41,035 INFO L138 BoogieDeclarations]: Found implementation of procedure class_unregister [2021-12-28 04:09:41,035 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_local_qpn [2021-12-28 04:09:41,035 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_local_qpn [2021-12-28 04:09:41,035 INFO L130 BoogieDeclarations]: Found specification of procedure cm_get_id [2021-12-28 04:09:41,035 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_get_id [2021-12-28 04:09:41,036 INFO L130 BoogieDeclarations]: Found specification of procedure cm_alloc_response_msg [2021-12-28 04:09:41,037 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_alloc_response_msg [2021-12-28 04:09:41,037 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_3 [2021-12-28 04:09:41,037 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_3 [2021-12-28 04:09:41,037 INFO L130 BoogieDeclarations]: Found specification of procedure cm_mra_get_service_timeout [2021-12-28 04:09:41,037 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_mra_get_service_timeout [2021-12-28 04:09:41,038 INFO L130 BoogieDeclarations]: Found specification of procedure cm_mask_copy [2021-12-28 04:09:41,038 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_mask_copy [2021-12-28 04:09:41,038 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-28 04:09:41,038 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-28 04:09:41,038 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-28 04:09:41,038 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_resp_res [2021-12-28 04:09:41,038 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_resp_res [2021-12-28 04:09:41,038 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rej_set_reject_info_len [2021-12-28 04:09:41,039 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rej_set_reject_info_len [2021-12-28 04:09:41,039 INFO L130 BoogieDeclarations]: Found specification of procedure cm_enter_timewait [2021-12-28 04:09:41,039 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_enter_timewait [2021-12-28 04:09:41,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-28 04:09:41,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-28 04:09:41,040 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-28 04:09:41,040 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-28 04:09:41,040 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-28 04:09:41,040 INFO L130 BoogieDeclarations]: Found specification of procedure cm_format_drep [2021-12-28 04:09:41,041 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_format_drep [2021-12-28 04:09:41,041 INFO L130 BoogieDeclarations]: Found specification of procedure rb_link_node [2021-12-28 04:09:41,041 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_link_node [2021-12-28 04:09:41,042 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-28 04:09:41,042 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-28 04:09:41,042 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_ah [2021-12-28 04:09:41,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_ah [2021-12-28 04:09:41,042 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-28 04:09:41,042 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-28 04:09:41,042 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc_and_test [2021-12-28 04:09:41,043 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc_and_test [2021-12-28 04:09:41,043 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-28 04:09:41,043 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-28 04:09:41,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-28 04:09:41,046 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_set_alt_sl [2021-12-28 04:09:41,047 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_set_alt_sl [2021-12-28 04:09:41,047 INFO L130 BoogieDeclarations]: Found specification of procedure rdma_cap_ib_cm [2021-12-28 04:09:41,047 INFO L138 BoogieDeclarations]: Found implementation of procedure rdma_cap_ib_cm [2021-12-28 04:09:41,047 INFO L130 BoogieDeclarations]: Found specification of procedure cm_create_timewait_info [2021-12-28 04:09:41,048 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_create_timewait_info [2021-12-28 04:09:41,048 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-28 04:09:41,048 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-28 04:09:41,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-28 04:09:41,048 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_rnr_retry_count [2021-12-28 04:09:41,048 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_rnr_retry_count [2021-12-28 04:09:41,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-28 04:09:41,048 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_long_inc [2021-12-28 04:09:41,048 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_long_inc [2021-12-28 04:09:41,049 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-28 04:09:41,049 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-28 04:09:41,049 INFO L130 BoogieDeclarations]: Found specification of procedure cm_destroy_id [2021-12-28 04:09:41,049 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_destroy_id [2021-12-28 04:09:41,049 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-28 04:09:41,049 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-28 04:09:41,050 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2021-12-28 04:09:41,050 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2021-12-28 04:09:41,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-28 04:09:41,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-28 04:09:41,050 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_starting_psn [2021-12-28 04:09:41,051 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_starting_psn [2021-12-28 04:09:41,051 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-28 04:09:41,051 INFO L130 BoogieDeclarations]: Found specification of procedure cm_format_mra [2021-12-28 04:09:41,051 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_format_mra [2021-12-28 04:09:41,056 INFO L130 BoogieDeclarations]: Found specification of procedure cm_convert_to_ms [2021-12-28 04:09:41,056 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_convert_to_ms [2021-12-28 04:09:41,056 INFO L130 BoogieDeclarations]: Found specification of procedure cm_find_listen [2021-12-28 04:09:41,057 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_find_listen [2021-12-28 04:09:41,057 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-28 04:09:41,057 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock_irqsave [2021-12-28 04:09:41,057 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock_irqsave [2021-12-28 04:09:41,057 INFO L130 BoogieDeclarations]: Found specification of procedure ib_free_recv_mad [2021-12-28 04:09:41,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_free_recv_mad [2021-12-28 04:09:41,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-28 04:09:41,058 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-28 04:09:41,058 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rep_get_qpn [2021-12-28 04:09:41,058 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rep_get_qpn [2021-12-28 04:09:41,058 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-12-28 04:09:41,058 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-12-28 04:09:41,058 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock_irqrestore [2021-12-28 04:09:41,059 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock_irqrestore [2021-12-28 04:09:41,059 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_path_mtu [2021-12-28 04:09:41,059 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_path_mtu [2021-12-28 04:09:41,060 INFO L130 BoogieDeclarations]: Found specification of procedure rb_erase [2021-12-28 04:09:41,062 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_erase [2021-12-28 04:09:41,062 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_set_primary_sl [2021-12-28 04:09:41,062 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_set_primary_sl [2021-12-28 04:09:41,063 INFO L130 BoogieDeclarations]: Found specification of procedure device_unregister [2021-12-28 04:09:41,064 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unregister [2021-12-28 04:09:41,064 INFO L130 BoogieDeclarations]: Found specification of procedure rb_insert_color [2021-12-28 04:09:41,064 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_insert_color [2021-12-28 04:09:41,065 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-12-28 04:09:41,065 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-12-28 04:09:41,068 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2021-12-28 04:09:41,069 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2021-12-28 04:09:41,069 INFO L130 BoogieDeclarations]: Found specification of procedure ib_modify_mad [2021-12-28 04:09:41,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_modify_mad [2021-12-28 04:09:41,069 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rep_get_target_ack_delay [2021-12-28 04:09:41,069 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rep_get_target_ack_delay [2021-12-28 04:09:41,083 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-28 04:09:41,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-28 04:09:41,083 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_cm_id [2021-12-28 04:09:41,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_cm_id [2021-12-28 04:09:41,084 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-28 04:09:41,084 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-28 04:09:41,084 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-12-28 04:09:41,084 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-12-28 04:09:41,084 INFO L130 BoogieDeclarations]: Found specification of procedure cm_free_msg [2021-12-28 04:09:41,084 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_free_msg [2021-12-28 04:09:41,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-28 04:09:41,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-28 04:09:41,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-28 04:09:41,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-28 04:09:41,085 INFO L130 BoogieDeclarations]: Found specification of procedure cm_insert_remote_qpn [2021-12-28 04:09:41,085 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_insert_remote_qpn [2021-12-28 04:09:41,085 INFO L130 BoogieDeclarations]: Found specification of procedure cm_work_handler [2021-12-28 04:09:41,085 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_work_handler [2021-12-28 04:09:41,085 INFO L130 BoogieDeclarations]: Found specification of procedure ib_create_send_mad [2021-12-28 04:09:41,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_create_send_mad [2021-12-28 04:09:41,085 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2021-12-28 04:09:41,086 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2021-12-28 04:09:41,086 INFO L130 BoogieDeclarations]: Found specification of procedure cm_format_mad_hdr [2021-12-28 04:09:41,086 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_format_mad_hdr [2021-12-28 04:09:41,086 INFO L130 BoogieDeclarations]: Found specification of procedure cm_mra_get_msg_mraed [2021-12-28 04:09:41,086 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_mra_get_msg_mraed [2021-12-28 04:09:41,086 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rej_set_msg_rejected [2021-12-28 04:09:41,086 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rej_set_msg_rejected [2021-12-28 04:09:41,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-28 04:09:41,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-28 04:09:41,087 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2021-12-28 04:09:41,087 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2021-12-28 04:09:41,087 INFO L130 BoogieDeclarations]: Found specification of procedure cm_format_rtu [2021-12-28 04:09:41,087 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_format_rtu [2021-12-28 04:09:41,087 INFO L130 BoogieDeclarations]: Found specification of procedure cm_dequeue_work [2021-12-28 04:09:41,087 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_dequeue_work [2021-12-28 04:09:41,087 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rep_get_rnr_retry_count [2021-12-28 04:09:41,087 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rep_get_rnr_retry_count [2021-12-28 04:09:41,087 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-28 04:09:41,088 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-28 04:09:41,088 INFO L130 BoogieDeclarations]: Found specification of procedure be32_lt [2021-12-28 04:09:41,088 INFO L138 BoogieDeclarations]: Found implementation of procedure be32_lt [2021-12-28 04:09:41,088 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_retry_count [2021-12-28 04:09:41,088 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_retry_count [2021-12-28 04:09:41,088 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-28 04:09:41,088 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-28 04:09:41,088 INFO L130 BoogieDeclarations]: Found specification of procedure cm_init_av_for_response [2021-12-28 04:09:41,089 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_init_av_for_response [2021-12-28 04:09:41,089 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_init_depth [2021-12-28 04:09:41,089 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_init_depth [2021-12-28 04:09:41,089 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-12-28 04:09:41,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-12-28 04:09:41,089 INFO L130 BoogieDeclarations]: Found specification of procedure cm_remove_port_fs [2021-12-28 04:09:41,089 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_remove_port_fs [2021-12-28 04:09:41,089 INFO L130 BoogieDeclarations]: Found specification of procedure cm_alloc_msg [2021-12-28 04:09:41,089 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_alloc_msg [2021-12-28 04:09:41,090 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-28 04:09:41,090 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-28 04:09:41,091 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-28 04:09:41,091 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-28 04:09:41,091 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_3 [2021-12-28 04:09:41,091 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_3 [2021-12-28 04:09:41,091 INFO L130 BoogieDeclarations]: Found specification of procedure ib_modify_port [2021-12-28 04:09:41,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_modify_port [2021-12-28 04:09:41,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-28 04:09:41,092 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-28 04:09:41,092 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-28 04:09:41,092 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-12-28 04:09:41,092 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-12-28 04:09:41,092 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-28 04:09:41,092 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-28 04:09:41,092 INFO L130 BoogieDeclarations]: Found specification of procedure ib_create_cm_id [2021-12-28 04:09:41,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_create_cm_id [2021-12-28 04:09:41,092 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-12-28 04:09:41,093 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-12-28 04:09:41,093 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_qp_type [2021-12-28 04:09:41,093 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_qp_type [2021-12-28 04:09:41,093 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2021-12-28 04:09:41,093 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2021-12-28 04:09:41,093 INFO L130 BoogieDeclarations]: Found specification of procedure cm_cleanup_timewait [2021-12-28 04:09:41,093 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_cleanup_timewait [2021-12-28 04:09:41,093 INFO L130 BoogieDeclarations]: Found specification of procedure cm_init_av_by_path [2021-12-28 04:09:41,093 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_init_av_by_path [2021-12-28 04:09:41,094 INFO L130 BoogieDeclarations]: Found specification of procedure be32_gt [2021-12-28 04:09:41,094 INFO L138 BoogieDeclarations]: Found implementation of procedure be32_gt [2021-12-28 04:09:41,094 INFO L130 BoogieDeclarations]: Found specification of procedure cm_free_work [2021-12-28 04:09:41,094 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_free_work [2021-12-28 04:09:41,094 INFO L130 BoogieDeclarations]: Found specification of procedure ib_send_cm_rej [2021-12-28 04:09:41,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_send_cm_rej [2021-12-28 04:09:41,094 INFO L130 BoogieDeclarations]: Found specification of procedure cm_insert_remote_id [2021-12-28 04:09:41,094 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_insert_remote_id [2021-12-28 04:09:41,094 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-28 04:09:41,095 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-28 04:09:41,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-28 04:09:41,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-28 04:09:41,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-28 04:09:41,095 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-12-28 04:09:41,095 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-12-28 04:09:41,095 INFO L130 BoogieDeclarations]: Found specification of procedure ib_post_send_mad [2021-12-28 04:09:41,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_post_send_mad [2021-12-28 04:09:41,095 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find [2021-12-28 04:09:41,096 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find [2021-12-28 04:09:41,096 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-12-28 04:09:41,096 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-12-28 04:09:41,096 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_put [2021-12-28 04:09:41,096 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_put [2021-12-28 04:09:41,096 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rep_get_starting_psn [2021-12-28 04:09:41,096 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rep_get_starting_psn [2021-12-28 04:09:41,096 INFO L130 BoogieDeclarations]: Found specification of procedure cm_copy_private_data [2021-12-28 04:09:41,096 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_copy_private_data [2021-12-28 04:09:41,097 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_local_resp_timeout [2021-12-28 04:09:41,097 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_local_resp_timeout [2021-12-28 04:09:41,100 INFO L130 BoogieDeclarations]: Found specification of procedure cm_form_tid [2021-12-28 04:09:41,100 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_form_tid [2021-12-28 04:09:41,100 INFO L130 BoogieDeclarations]: Found specification of procedure cm_acquire_id [2021-12-28 04:09:41,100 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_acquire_id [2021-12-28 04:09:41,100 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2021-12-28 04:09:41,100 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2021-12-28 04:09:41,100 INFO L130 BoogieDeclarations]: Found specification of procedure ib_send_cm_sidr_rep [2021-12-28 04:09:41,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_send_cm_sidr_rep [2021-12-28 04:09:41,101 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-28 04:09:41,101 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-28 04:09:41,102 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_3 [2021-12-28 04:09:41,102 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_3 [2021-12-28 04:09:41,102 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rep_set_srq [2021-12-28 04:09:41,102 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rep_set_srq [2021-12-28 04:09:41,102 INFO L130 BoogieDeclarations]: Found specification of procedure cm_issue_rej [2021-12-28 04:09:41,102 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_issue_rej [2021-12-28 04:09:41,102 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-12-28 04:09:41,102 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-12-28 04:09:41,102 INFO L130 BoogieDeclarations]: Found specification of procedure ib_cancel_mad [2021-12-28 04:09:41,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_cancel_mad [2021-12-28 04:09:41,103 INFO L130 BoogieDeclarations]: Found specification of procedure be64_lt [2021-12-28 04:09:41,103 INFO L138 BoogieDeclarations]: Found implementation of procedure be64_lt [2021-12-28 04:09:41,103 INFO L130 BoogieDeclarations]: Found specification of procedure cm_devnode [2021-12-28 04:09:41,103 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_devnode [2021-12-28 04:09:41,103 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-28 04:09:41,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-28 04:09:41,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-28 04:09:41,936 INFO L234 CfgBuilder]: Building ICFG [2021-12-28 04:09:41,938 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-28 04:09:42,105 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-28 04:09:59,457 INFO L275 CfgBuilder]: Performing block encoding [2021-12-28 04:09:59,470 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-28 04:09:59,471 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-28 04:09:59,474 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 04:09:59 BoogieIcfgContainer [2021-12-28 04:09:59,474 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-28 04:09:59,475 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-28 04:09:59,475 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-28 04:09:59,477 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-28 04:09:59,478 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.12 04:09:36" (1/3) ... [2021-12-28 04:09:59,478 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68486584 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 04:09:59, skipping insertion in model container [2021-12-28 04:09:59,478 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:09:40" (2/3) ... [2021-12-28 04:09:59,479 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68486584 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 04:09:59, skipping insertion in model container [2021-12-28 04:09:59,479 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 04:09:59" (3/3) ... [2021-12-28 04:09:59,480 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--infiniband--core--ib_cm.ko-entry_point.cil.out.i [2021-12-28 04:09:59,483 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-28 04:09:59,484 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-28 04:09:59,528 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-28 04:09:59,533 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 04:09:59,533 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-28 04:09:59,580 INFO L276 IsEmpty]: Start isEmpty. Operand has 2541 states, 1658 states have (on average 1.2925211097708083) internal successors, (2143), 1732 states have internal predecessors, (2143), 754 states have call successors, (754), 128 states have call predecessors, (754), 127 states have return successors, (744), 721 states have call predecessors, (744), 744 states have call successors, (744) [2021-12-28 04:09:59,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-12-28 04:09:59,605 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 04:09:59,606 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:09:59,607 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 04:09:59,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 04:09:59,613 INFO L85 PathProgramCache]: Analyzing trace with hash 1550218799, now seen corresponding path program 1 times [2021-12-28 04:09:59,618 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 04:09:59,618 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1945727627] [2021-12-28 04:09:59,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 04:09:59,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 04:09:59,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:00,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 04:10:00,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:00,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:00,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:00,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:00,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:00,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-28 04:10:00,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:00,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:00,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:00,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:00,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:00,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-28 04:10:00,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:00,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:00,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:00,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:00,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:00,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-28 04:10:00,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:00,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:00,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:00,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:00,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:00,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-28 04:10:00,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:00,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:00,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:00,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:00,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:00,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-28 04:10:00,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:00,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:00,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:00,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:00,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:00,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-28 04:10:00,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:00,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:00,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:00,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:00,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:00,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-28 04:10:00,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:00,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:00,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:00,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:00,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:00,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-28 04:10:00,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:00,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-12-28 04:10:00,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:00,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-12-28 04:10:00,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:00,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-12-28 04:10:00,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:00,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-12-28 04:10:00,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:00,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-12-28 04:10:00,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:00,592 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2021-12-28 04:10:00,593 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 04:10:00,593 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1945727627] [2021-12-28 04:10:00,594 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1945727627] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 04:10:00,594 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 04:10:00,594 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-28 04:10:00,595 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1136712488] [2021-12-28 04:10:00,596 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 04:10:00,598 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-28 04:10:00,599 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 04:10:00,615 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-28 04:10:00,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-12-28 04:10:00,622 INFO L87 Difference]: Start difference. First operand has 2541 states, 1658 states have (on average 1.2925211097708083) internal successors, (2143), 1732 states have internal predecessors, (2143), 754 states have call successors, (754), 128 states have call predecessors, (754), 127 states have return successors, (744), 721 states have call predecessors, (744), 744 states have call successors, (744) Second operand has 5 states, 5 states have (on average 12.6) internal successors, (63), 2 states have internal predecessors, (63), 2 states have call successors, (17), 5 states have call predecessors, (17), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2021-12-28 04:10:04,695 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 04:10:10,077 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:10:12,649 WARN L534 Checker$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 04:10:15,321 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:10:17,439 WARN L534 Checker$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 04:10:17,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 04:10:17,594 INFO L93 Difference]: Finished difference Result 5608 states and 8401 transitions. [2021-12-28 04:10:17,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-28 04:10:17,597 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 2 states have internal predecessors, (63), 2 states have call successors, (17), 5 states have call predecessors, (17), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 187 [2021-12-28 04:10:17,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 04:10:17,644 INFO L225 Difference]: With dead ends: 5608 [2021-12-28 04:10:17,645 INFO L226 Difference]: Without dead ends: 3052 [2021-12-28 04:10:17,686 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-12-28 04:10:17,691 INFO L933 BasicCegarLoop]: 3470 mSDtfsCounter, 1519 mSDsluCounter, 1806 mSDsCounter, 0 mSdLazyCounter, 2191 mSolverCounterSat, 1966 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1701 SdHoareTripleChecker+Valid, 5276 SdHoareTripleChecker+Invalid, 4162 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1966 IncrementalHoareTripleChecker+Valid, 2191 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.5s IncrementalHoareTripleChecker+Time [2021-12-28 04:10:17,692 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1701 Valid, 5276 Invalid, 4162 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1966 Valid, 2191 Invalid, 5 Unknown, 0 Unchecked, 16.5s Time] [2021-12-28 04:10:17,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3052 states. [2021-12-28 04:10:17,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3052 to 2522. [2021-12-28 04:10:17,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2522 states, 1651 states have (on average 1.2846759539672925) internal successors, (2121), 1713 states have internal predecessors, (2121), 744 states have call successors, (744), 127 states have call predecessors, (744), 126 states have return successors, (743), 720 states have call predecessors, (743), 743 states have call successors, (743) [2021-12-28 04:10:17,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2522 states to 2522 states and 3608 transitions. [2021-12-28 04:10:17,917 INFO L78 Accepts]: Start accepts. Automaton has 2522 states and 3608 transitions. Word has length 187 [2021-12-28 04:10:17,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 04:10:17,917 INFO L470 AbstractCegarLoop]: Abstraction has 2522 states and 3608 transitions. [2021-12-28 04:10:17,920 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 2 states have internal predecessors, (63), 2 states have call successors, (17), 5 states have call predecessors, (17), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2021-12-28 04:10:17,920 INFO L276 IsEmpty]: Start isEmpty. Operand 2522 states and 3608 transitions. [2021-12-28 04:10:17,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-12-28 04:10:17,929 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 04:10:17,929 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:10:17,930 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-28 04:10:17,930 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 04:10:17,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 04:10:17,931 INFO L85 PathProgramCache]: Analyzing trace with hash -658758625, now seen corresponding path program 1 times [2021-12-28 04:10:17,931 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 04:10:17,931 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1757975984] [2021-12-28 04:10:17,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 04:10:17,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 04:10:18,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:18,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 04:10:18,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:18,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:18,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:18,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:18,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:18,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-28 04:10:18,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:18,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:18,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:18,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:18,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:18,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-28 04:10:18,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:18,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:18,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:18,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:18,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:18,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-28 04:10:18,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:18,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:18,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:18,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:18,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:18,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-28 04:10:18,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:18,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:18,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:18,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:18,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:18,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-28 04:10:18,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:18,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:18,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:18,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:18,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:18,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-28 04:10:18,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:18,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:18,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:18,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:18,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:18,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-28 04:10:18,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:18,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:10:18,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:18,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:10:18,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:18,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-28 04:10:18,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:18,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-12-28 04:10:18,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:18,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-12-28 04:10:18,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:18,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-12-28 04:10:18,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:18,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-12-28 04:10:18,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:18,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-12-28 04:10:18,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:10:18,578 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2021-12-28 04:10:18,578 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 04:10:18,578 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1757975984] [2021-12-28 04:10:18,579 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1757975984] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 04:10:18,579 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 04:10:18,579 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-28 04:10:18,579 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [610265541] [2021-12-28 04:10:18,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 04:10:18,580 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-28 04:10:18,580 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 04:10:18,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-28 04:10:18,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-12-28 04:10:18,581 INFO L87 Difference]: Start difference. First operand 2522 states and 3608 transitions. Second operand has 6 states, 6 states have (on average 10.5) internal successors, (63), 3 states have internal predecessors, (63), 2 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2021-12-28 04:10:22,782 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:10:28,250 WARN L534 Checker$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 04:10:36,300 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:10:39,513 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []