./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 c3fed411 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-tmp.no-commuhash-c3fed41 [2021-12-16 04:11:28,384 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-16 04:11:28,386 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-16 04:11:28,420 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-16 04:11:28,420 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-16 04:11:28,423 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-16 04:11:28,424 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-16 04:11:28,426 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-16 04:11:28,427 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-16 04:11:28,432 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-16 04:11:28,432 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-16 04:11:28,433 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-16 04:11:28,434 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-16 04:11:28,435 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-16 04:11:28,436 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-16 04:11:28,438 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-16 04:11:28,440 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-16 04:11:28,441 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-16 04:11:28,442 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-16 04:11:28,444 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-16 04:11:28,445 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-16 04:11:28,445 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-16 04:11:28,446 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-16 04:11:28,446 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-16 04:11:28,454 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-16 04:11:28,457 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-16 04:11:28,457 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-16 04:11:28,458 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-16 04:11:28,459 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-16 04:11:28,459 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-16 04:11:28,459 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-16 04:11:28,460 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-16 04:11:28,461 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-16 04:11:28,461 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-16 04:11:28,462 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-16 04:11:28,463 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-16 04:11:28,464 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-16 04:11:28,464 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-16 04:11:28,464 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-16 04:11:28,464 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-16 04:11:28,465 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-16 04:11:28,466 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-16 04:11:28,506 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-16 04:11:28,506 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-16 04:11:28,507 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-16 04:11:28,507 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-16 04:11:28,507 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-16 04:11:28,508 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-16 04:11:28,508 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-16 04:11:28,508 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-16 04:11:28,508 INFO L138 SettingsManager]: * Use SBE=true [2021-12-16 04:11:28,509 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-16 04:11:28,509 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-16 04:11:28,509 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-16 04:11:28,509 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-16 04:11:28,510 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-16 04:11:28,510 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-16 04:11:28,510 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-16 04:11:28,510 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-16 04:11:28,510 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-16 04:11:28,510 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-16 04:11:28,510 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-16 04:11:28,511 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-16 04:11:28,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 04:11:28,511 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-16 04:11:28,511 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-16 04:11:28,511 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-16 04:11:28,511 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-16 04:11:28,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-16 04:11:28,512 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-16 04:11:28,513 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-16 04:11:28,513 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-16 04:11:28,513 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-16 04:11:28,513 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 43cf6d17994e4ca10db4f92c4e83b8cb43d421b390c0dc616f8207713547bfb5 [2021-12-16 04:11:28,716 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-16 04:11:28,734 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-16 04:11:28,737 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-16 04:11:28,738 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-16 04:11:28,738 INFO L275 PluginConnector]: CDTParser initialized [2021-12-16 04:11:28,739 INFO L432 ainManager$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 [2021-12-16 04:11:28,791 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46e4d92ff/1c5579a4e7894b1581f86f7b6b6a9b16/FLAGebcb0e0b9 [2021-12-16 04:11:29,553 INFO L306 CDTParser]: Found 1 translation units. [2021-12-16 04:11:29,553 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 [2021-12-16 04:11:29,601 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46e4d92ff/1c5579a4e7894b1581f86f7b6b6a9b16/FLAGebcb0e0b9 [2021-12-16 04:11:29,655 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46e4d92ff/1c5579a4e7894b1581f86f7b6b6a9b16 [2021-12-16 04:11:29,658 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-16 04:11:29,660 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-16 04:11:29,661 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-16 04:11:29,662 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-16 04:11:29,665 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-16 04:11:29,666 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 04:11:29" (1/1) ... [2021-12-16 04:11:29,667 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26a59af7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:11:29, skipping insertion in model container [2021-12-16 04:11:29,667 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 04:11:29" (1/1) ... [2021-12-16 04:11:29,673 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-16 04:11:29,813 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-16 04:11:32,517 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] [2021-12-16 04:11:32,593 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 04:11:32,632 INFO L203 MainTranslator]: Completed pre-run [2021-12-16 04:11:33,003 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] [2021-12-16 04:11:33,041 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 04:11:33,107 INFO L208 MainTranslator]: Completed translation [2021-12-16 04:11:33,108 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:11:33 WrapperNode [2021-12-16 04:11:33,109 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-16 04:11:33,110 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-16 04:11:33,110 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-16 04:11:33,110 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-16 04:11:33,115 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:11:33" (1/1) ... [2021-12-16 04:11:33,227 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:11:33" (1/1) ... [2021-12-16 04:11:33,450 INFO L137 Inliner]: procedures = 402, calls = 4296, calls flagged for inlining = 206, calls inlined = 185, statements flattened = 7894 [2021-12-16 04:11:33,450 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-16 04:11:33,451 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-16 04:11:33,451 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-16 04:11:33,451 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-16 04:11:33,457 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:11:33" (1/1) ... [2021-12-16 04:11:33,457 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:11:33" (1/1) ... [2021-12-16 04:11:33,487 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:11:33" (1/1) ... [2021-12-16 04:11:33,488 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:11:33" (1/1) ... [2021-12-16 04:11:33,629 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:11:33" (1/1) ... [2021-12-16 04:11:33,647 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:11:33" (1/1) ... [2021-12-16 04:11:33,677 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:11:33" (1/1) ... [2021-12-16 04:11:33,707 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-16 04:11:33,708 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-16 04:11:33,708 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-16 04:11:33,708 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-16 04:11:33,709 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:11:33" (1/1) ... [2021-12-16 04:11:33,716 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 04:11:33,723 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 04:11:33,757 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) [2021-12-16 04:11:33,787 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 [2021-12-16 04:11:33,810 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-12-16 04:11:33,810 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-12-16 04:11:33,810 INFO L130 BoogieDeclarations]: Found specification of procedure cm_deref_id [2021-12-16 04:11:33,810 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_deref_id [2021-12-16 04:11:33,810 INFO L130 BoogieDeclarations]: Found specification of procedure cm_reset_to_idle [2021-12-16 04:11:33,810 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_reset_to_idle [2021-12-16 04:11:33,811 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-16 04:11:33,811 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-16 04:11:33,811 INFO L130 BoogieDeclarations]: Found specification of procedure ib_unregister_mad_agent [2021-12-16 04:11:33,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_unregister_mad_agent [2021-12-16 04:11:33,811 INFO L130 BoogieDeclarations]: Found specification of procedure be64_gt [2021-12-16 04:11:33,811 INFO L138 BoogieDeclarations]: Found implementation of procedure be64_gt [2021-12-16 04:11:33,811 INFO L130 BoogieDeclarations]: Found specification of procedure idr_destroy [2021-12-16 04:11:33,811 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_destroy [2021-12-16 04:11:33,812 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-16 04:11:33,812 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-16 04:11:33,812 INFO L130 BoogieDeclarations]: Found specification of procedure cm_process_work [2021-12-16 04:11:33,812 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_process_work [2021-12-16 04:11:33,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-16 04:11:33,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-16 04:11:33,812 INFO L130 BoogieDeclarations]: Found specification of procedure cm_ack_timeout [2021-12-16 04:11:33,812 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_ack_timeout [2021-12-16 04:11:33,813 INFO L130 BoogieDeclarations]: Found specification of procedure cm_reject_sidr_req [2021-12-16 04:11:33,813 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_reject_sidr_req [2021-12-16 04:11:33,813 INFO L130 BoogieDeclarations]: Found specification of procedure cm_format_rej [2021-12-16 04:11:33,813 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_format_rej [2021-12-16 04:11:33,813 INFO L130 BoogieDeclarations]: Found specification of procedure cm_set_private_data [2021-12-16 04:11:33,813 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_set_private_data [2021-12-16 04:11:33,813 INFO L130 BoogieDeclarations]: Found specification of procedure class_unregister [2021-12-16 04:11:33,814 INFO L138 BoogieDeclarations]: Found implementation of procedure class_unregister [2021-12-16 04:11:33,814 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_local_qpn [2021-12-16 04:11:33,814 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_local_qpn [2021-12-16 04:11:33,814 INFO L130 BoogieDeclarations]: Found specification of procedure cm_get_id [2021-12-16 04:11:33,814 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_get_id [2021-12-16 04:11:33,814 INFO L130 BoogieDeclarations]: Found specification of procedure cm_alloc_response_msg [2021-12-16 04:11:33,814 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_alloc_response_msg [2021-12-16 04:11:33,814 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_3 [2021-12-16 04:11:33,815 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_3 [2021-12-16 04:11:33,815 INFO L130 BoogieDeclarations]: Found specification of procedure cm_mra_get_service_timeout [2021-12-16 04:11:33,815 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_mra_get_service_timeout [2021-12-16 04:11:33,815 INFO L130 BoogieDeclarations]: Found specification of procedure cm_mask_copy [2021-12-16 04:11:33,815 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_mask_copy [2021-12-16 04:11:33,815 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-16 04:11:33,816 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-16 04:11:33,816 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-16 04:11:33,816 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_resp_res [2021-12-16 04:11:33,816 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_resp_res [2021-12-16 04:11:33,816 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rej_set_reject_info_len [2021-12-16 04:11:33,816 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rej_set_reject_info_len [2021-12-16 04:11:33,816 INFO L130 BoogieDeclarations]: Found specification of procedure cm_enter_timewait [2021-12-16 04:11:33,816 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_enter_timewait [2021-12-16 04:11:33,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-16 04:11:33,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-16 04:11:33,817 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-16 04:11:33,817 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-16 04:11:33,817 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-16 04:11:33,817 INFO L130 BoogieDeclarations]: Found specification of procedure cm_format_drep [2021-12-16 04:11:33,817 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_format_drep [2021-12-16 04:11:33,817 INFO L130 BoogieDeclarations]: Found specification of procedure rb_link_node [2021-12-16 04:11:33,818 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_link_node [2021-12-16 04:11:33,818 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-16 04:11:33,818 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-16 04:11:33,818 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_ah [2021-12-16 04:11:33,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_ah [2021-12-16 04:11:33,818 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-16 04:11:33,818 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-16 04:11:33,819 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc_and_test [2021-12-16 04:11:33,819 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc_and_test [2021-12-16 04:11:33,819 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-16 04:11:33,819 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-16 04:11:33,819 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-16 04:11:33,819 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_set_alt_sl [2021-12-16 04:11:33,819 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_set_alt_sl [2021-12-16 04:11:33,819 INFO L130 BoogieDeclarations]: Found specification of procedure rdma_cap_ib_cm [2021-12-16 04:11:33,820 INFO L138 BoogieDeclarations]: Found implementation of procedure rdma_cap_ib_cm [2021-12-16 04:11:33,820 INFO L130 BoogieDeclarations]: Found specification of procedure cm_create_timewait_info [2021-12-16 04:11:33,820 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_create_timewait_info [2021-12-16 04:11:33,820 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-16 04:11:33,820 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-16 04:11:33,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-16 04:11:33,820 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_rnr_retry_count [2021-12-16 04:11:33,820 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_rnr_retry_count [2021-12-16 04:11:33,821 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-16 04:11:33,821 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_long_inc [2021-12-16 04:11:33,821 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_long_inc [2021-12-16 04:11:33,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-16 04:11:33,821 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-16 04:11:33,821 INFO L130 BoogieDeclarations]: Found specification of procedure cm_destroy_id [2021-12-16 04:11:33,821 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_destroy_id [2021-12-16 04:11:33,821 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-16 04:11:33,822 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-16 04:11:33,822 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2021-12-16 04:11:33,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2021-12-16 04:11:33,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-16 04:11:33,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-16 04:11:33,822 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_starting_psn [2021-12-16 04:11:33,822 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_starting_psn [2021-12-16 04:11:33,822 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-16 04:11:33,823 INFO L130 BoogieDeclarations]: Found specification of procedure cm_format_mra [2021-12-16 04:11:33,823 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_format_mra [2021-12-16 04:11:33,823 INFO L130 BoogieDeclarations]: Found specification of procedure cm_convert_to_ms [2021-12-16 04:11:33,823 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_convert_to_ms [2021-12-16 04:11:33,823 INFO L130 BoogieDeclarations]: Found specification of procedure cm_find_listen [2021-12-16 04:11:33,823 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_find_listen [2021-12-16 04:11:33,823 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-16 04:11:33,824 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock_irqsave [2021-12-16 04:11:33,824 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock_irqsave [2021-12-16 04:11:33,824 INFO L130 BoogieDeclarations]: Found specification of procedure ib_free_recv_mad [2021-12-16 04:11:33,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_free_recv_mad [2021-12-16 04:11:33,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-16 04:11:33,824 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-16 04:11:33,824 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rep_get_qpn [2021-12-16 04:11:33,824 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rep_get_qpn [2021-12-16 04:11:33,825 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-12-16 04:11:33,825 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-12-16 04:11:33,825 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock_irqrestore [2021-12-16 04:11:33,825 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock_irqrestore [2021-12-16 04:11:33,825 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_path_mtu [2021-12-16 04:11:33,825 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_path_mtu [2021-12-16 04:11:33,825 INFO L130 BoogieDeclarations]: Found specification of procedure rb_erase [2021-12-16 04:11:33,825 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_erase [2021-12-16 04:11:33,826 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_set_primary_sl [2021-12-16 04:11:33,826 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_set_primary_sl [2021-12-16 04:11:33,826 INFO L130 BoogieDeclarations]: Found specification of procedure device_unregister [2021-12-16 04:11:33,826 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unregister [2021-12-16 04:11:33,826 INFO L130 BoogieDeclarations]: Found specification of procedure rb_insert_color [2021-12-16 04:11:33,826 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_insert_color [2021-12-16 04:11:33,826 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-12-16 04:11:33,827 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-12-16 04:11:33,827 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2021-12-16 04:11:33,827 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2021-12-16 04:11:33,827 INFO L130 BoogieDeclarations]: Found specification of procedure ib_modify_mad [2021-12-16 04:11:33,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_modify_mad [2021-12-16 04:11:33,827 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rep_get_target_ack_delay [2021-12-16 04:11:33,827 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rep_get_target_ack_delay [2021-12-16 04:11:33,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-16 04:11:33,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-16 04:11:33,828 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_cm_id [2021-12-16 04:11:33,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_cm_id [2021-12-16 04:11:33,828 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-16 04:11:33,828 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-16 04:11:33,828 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-12-16 04:11:33,828 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-12-16 04:11:33,828 INFO L130 BoogieDeclarations]: Found specification of procedure cm_free_msg [2021-12-16 04:11:33,828 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_free_msg [2021-12-16 04:11:33,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-16 04:11:33,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-16 04:11:33,829 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-16 04:11:33,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-16 04:11:33,829 INFO L130 BoogieDeclarations]: Found specification of procedure cm_insert_remote_qpn [2021-12-16 04:11:33,829 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_insert_remote_qpn [2021-12-16 04:11:33,829 INFO L130 BoogieDeclarations]: Found specification of procedure cm_work_handler [2021-12-16 04:11:33,829 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_work_handler [2021-12-16 04:11:33,830 INFO L130 BoogieDeclarations]: Found specification of procedure ib_create_send_mad [2021-12-16 04:11:33,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_create_send_mad [2021-12-16 04:11:33,830 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2021-12-16 04:11:33,830 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2021-12-16 04:11:33,830 INFO L130 BoogieDeclarations]: Found specification of procedure cm_format_mad_hdr [2021-12-16 04:11:33,830 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_format_mad_hdr [2021-12-16 04:11:33,830 INFO L130 BoogieDeclarations]: Found specification of procedure cm_mra_get_msg_mraed [2021-12-16 04:11:33,830 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_mra_get_msg_mraed [2021-12-16 04:11:33,831 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rej_set_msg_rejected [2021-12-16 04:11:33,831 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rej_set_msg_rejected [2021-12-16 04:11:33,831 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-16 04:11:33,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-16 04:11:33,831 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2021-12-16 04:11:33,831 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2021-12-16 04:11:33,831 INFO L130 BoogieDeclarations]: Found specification of procedure cm_format_rtu [2021-12-16 04:11:33,831 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_format_rtu [2021-12-16 04:11:33,832 INFO L130 BoogieDeclarations]: Found specification of procedure cm_dequeue_work [2021-12-16 04:11:33,832 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_dequeue_work [2021-12-16 04:11:33,832 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rep_get_rnr_retry_count [2021-12-16 04:11:33,832 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rep_get_rnr_retry_count [2021-12-16 04:11:33,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-16 04:11:33,832 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-16 04:11:33,832 INFO L130 BoogieDeclarations]: Found specification of procedure be32_lt [2021-12-16 04:11:33,832 INFO L138 BoogieDeclarations]: Found implementation of procedure be32_lt [2021-12-16 04:11:33,833 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_retry_count [2021-12-16 04:11:33,833 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_retry_count [2021-12-16 04:11:33,833 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-16 04:11:33,833 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-16 04:11:33,833 INFO L130 BoogieDeclarations]: Found specification of procedure cm_init_av_for_response [2021-12-16 04:11:33,833 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_init_av_for_response [2021-12-16 04:11:33,833 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_init_depth [2021-12-16 04:11:33,833 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_init_depth [2021-12-16 04:11:33,833 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-12-16 04:11:33,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-12-16 04:11:33,834 INFO L130 BoogieDeclarations]: Found specification of procedure cm_remove_port_fs [2021-12-16 04:11:33,834 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_remove_port_fs [2021-12-16 04:11:33,834 INFO L130 BoogieDeclarations]: Found specification of procedure cm_alloc_msg [2021-12-16 04:11:33,834 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_alloc_msg [2021-12-16 04:11:33,834 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-16 04:11:33,834 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-16 04:11:33,834 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-16 04:11:33,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-16 04:11:33,835 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_3 [2021-12-16 04:11:33,835 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_3 [2021-12-16 04:11:33,835 INFO L130 BoogieDeclarations]: Found specification of procedure ib_modify_port [2021-12-16 04:11:33,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_modify_port [2021-12-16 04:11:33,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-16 04:11:33,835 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-16 04:11:33,835 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-16 04:11:33,836 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-12-16 04:11:33,836 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-12-16 04:11:33,836 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-16 04:11:33,836 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-16 04:11:33,836 INFO L130 BoogieDeclarations]: Found specification of procedure ib_create_cm_id [2021-12-16 04:11:33,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_create_cm_id [2021-12-16 04:11:33,836 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-12-16 04:11:33,836 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-12-16 04:11:33,837 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_qp_type [2021-12-16 04:11:33,837 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_qp_type [2021-12-16 04:11:33,837 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2021-12-16 04:11:33,837 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2021-12-16 04:11:33,837 INFO L130 BoogieDeclarations]: Found specification of procedure cm_cleanup_timewait [2021-12-16 04:11:33,837 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_cleanup_timewait [2021-12-16 04:11:33,837 INFO L130 BoogieDeclarations]: Found specification of procedure cm_init_av_by_path [2021-12-16 04:11:33,837 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_init_av_by_path [2021-12-16 04:11:33,837 INFO L130 BoogieDeclarations]: Found specification of procedure be32_gt [2021-12-16 04:11:33,838 INFO L138 BoogieDeclarations]: Found implementation of procedure be32_gt [2021-12-16 04:11:33,838 INFO L130 BoogieDeclarations]: Found specification of procedure cm_free_work [2021-12-16 04:11:33,838 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_free_work [2021-12-16 04:11:33,838 INFO L130 BoogieDeclarations]: Found specification of procedure ib_send_cm_rej [2021-12-16 04:11:33,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_send_cm_rej [2021-12-16 04:11:33,838 INFO L130 BoogieDeclarations]: Found specification of procedure cm_insert_remote_id [2021-12-16 04:11:33,838 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_insert_remote_id [2021-12-16 04:11:33,838 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-16 04:11:33,839 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-16 04:11:33,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-16 04:11:33,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-16 04:11:33,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-16 04:11:33,839 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-12-16 04:11:33,839 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-12-16 04:11:33,839 INFO L130 BoogieDeclarations]: Found specification of procedure ib_post_send_mad [2021-12-16 04:11:33,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_post_send_mad [2021-12-16 04:11:33,840 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find [2021-12-16 04:11:33,840 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find [2021-12-16 04:11:33,840 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-12-16 04:11:33,840 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-12-16 04:11:33,840 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_put [2021-12-16 04:11:33,840 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_put [2021-12-16 04:11:33,840 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rep_get_starting_psn [2021-12-16 04:11:33,840 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rep_get_starting_psn [2021-12-16 04:11:33,840 INFO L130 BoogieDeclarations]: Found specification of procedure cm_copy_private_data [2021-12-16 04:11:33,841 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_copy_private_data [2021-12-16 04:11:33,841 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_local_resp_timeout [2021-12-16 04:11:33,841 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_local_resp_timeout [2021-12-16 04:11:33,841 INFO L130 BoogieDeclarations]: Found specification of procedure cm_form_tid [2021-12-16 04:11:33,841 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_form_tid [2021-12-16 04:11:33,841 INFO L130 BoogieDeclarations]: Found specification of procedure cm_acquire_id [2021-12-16 04:11:33,841 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_acquire_id [2021-12-16 04:11:33,841 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2021-12-16 04:11:33,842 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2021-12-16 04:11:33,842 INFO L130 BoogieDeclarations]: Found specification of procedure ib_send_cm_sidr_rep [2021-12-16 04:11:33,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_send_cm_sidr_rep [2021-12-16 04:11:33,842 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-16 04:11:33,842 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-16 04:11:33,842 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_3 [2021-12-16 04:11:33,842 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_3 [2021-12-16 04:11:33,842 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rep_set_srq [2021-12-16 04:11:33,843 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rep_set_srq [2021-12-16 04:11:33,843 INFO L130 BoogieDeclarations]: Found specification of procedure cm_issue_rej [2021-12-16 04:11:33,843 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_issue_rej [2021-12-16 04:11:33,843 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-12-16 04:11:33,843 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-12-16 04:11:33,843 INFO L130 BoogieDeclarations]: Found specification of procedure ib_cancel_mad [2021-12-16 04:11:33,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_cancel_mad [2021-12-16 04:11:33,843 INFO L130 BoogieDeclarations]: Found specification of procedure be64_lt [2021-12-16 04:11:33,843 INFO L138 BoogieDeclarations]: Found implementation of procedure be64_lt [2021-12-16 04:11:33,844 INFO L130 BoogieDeclarations]: Found specification of procedure cm_devnode [2021-12-16 04:11:33,844 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_devnode [2021-12-16 04:11:33,844 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-16 04:11:33,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-16 04:11:33,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-16 04:11:34,763 INFO L236 CfgBuilder]: Building ICFG [2021-12-16 04:11:34,765 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-16 04:11:34,912 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-16 04:11:53,113 INFO L277 CfgBuilder]: Performing block encoding [2021-12-16 04:11:53,155 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-16 04:11:53,155 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-16 04:11:53,159 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 04:11:53 BoogieIcfgContainer [2021-12-16 04:11:53,159 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-16 04:11:53,161 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-16 04:11:53,161 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-16 04:11:53,164 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-16 04:11:53,165 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 04:11:29" (1/3) ... [2021-12-16 04:11:53,166 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66d1a756 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 04:11:53, skipping insertion in model container [2021-12-16 04:11:53,166 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:11:33" (2/3) ... [2021-12-16 04:11:53,167 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66d1a756 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 04:11:53, skipping insertion in model container [2021-12-16 04:11:53,167 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 04:11:53" (3/3) ... [2021-12-16 04:11:53,168 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--infiniband--core--ib_cm.ko-entry_point.cil.out.i [2021-12-16 04:11:53,173 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-16 04:11:53,173 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-16 04:11:53,218 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-16 04:11:53,222 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 [2021-12-16 04:11:53,222 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-16 04:11:53,329 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) [2021-12-16 04:11:53,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-12-16 04:11:53,387 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 04:11:53,389 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] [2021-12-16 04:11:53,389 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 04:11:53,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 04:11:53,397 INFO L85 PathProgramCache]: Analyzing trace with hash 1550218799, now seen corresponding path program 1 times [2021-12-16 04:11:53,406 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 04:11:53,406 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [237831309] [2021-12-16 04:11:53,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 04:11:53,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 04:11:53,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:11:53,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 04:11:53,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:11:54,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:11:54,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:11:54,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:11:54,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:11:54,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-16 04:11:54,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:11:54,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:11:54,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:11:54,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:11:54,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:11:54,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-16 04:11:54,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:11:54,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:11:54,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:11:54,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:11:54,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:11:54,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-16 04:11:54,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:11:54,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:11:54,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:11:54,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:11:54,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:11:54,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-16 04:11:54,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:11:54,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:11:54,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:11:54,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:11:54,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:11:54,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-16 04:11:54,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:11:54,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:11:54,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:11:54,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:11:54,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:11:54,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-16 04:11:54,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:11:54,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:11:54,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:11:54,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:11:54,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:11:54,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-16 04:11:54,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:11:54,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:11:54,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:11:54,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:11:54,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:11:54,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-16 04:11:54,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:11:54,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-12-16 04:11:54,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:11:54,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-12-16 04:11:54,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:11:54,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-12-16 04:11:54,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:11:54,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-12-16 04:11:54,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:11:54,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-12-16 04:11:54,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:11:54,693 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2021-12-16 04:11:54,693 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 04:11:54,695 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [237831309] [2021-12-16 04:11:54,695 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [237831309] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 04:11:54,696 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 04:11:54,696 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-16 04:11:54,698 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [99756050] [2021-12-16 04:11:54,699 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 04:11:54,704 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-16 04:11:54,704 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 04:11:54,731 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-16 04:11:54,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-12-16 04:11:54,742 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) [2021-12-16 04:11:58,924 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 [] [2021-12-16 04:12:05,274 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-16 04:12:07,955 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-16 04:12:10,744 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-16 04:12:12,843 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-16 04:12:12,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 04:12:12,983 INFO L93 Difference]: Finished difference Result 5608 states and 8401 transitions. [2021-12-16 04:12:12,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-16 04:12:12,985 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 [2021-12-16 04:12:12,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 04:12:13,019 INFO L225 Difference]: With dead ends: 5608 [2021-12-16 04:12:13,019 INFO L226 Difference]: Without dead ends: 3052 [2021-12-16 04:12:13,051 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 [2021-12-16 04:12:13,064 INFO L933 BasicCegarLoop]: 3474 mSDtfsCounter, 1519 mSDsluCounter, 1809 mSDsCounter, 0 mSdLazyCounter, 2189 mSolverCounterSat, 1966 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1702 SdHoareTripleChecker+Valid, 5283 SdHoareTripleChecker+Invalid, 4160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1966 IncrementalHoareTripleChecker+Valid, 2189 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.7s IncrementalHoareTripleChecker+Time [2021-12-16 04:12:13,065 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1702 Valid, 5283 Invalid, 4160 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1966 Valid, 2189 Invalid, 5 Unknown, 0 Unchecked, 17.7s Time] [2021-12-16 04:12:13,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3052 states. [2021-12-16 04:12:13,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3052 to 2522. [2021-12-16 04:12:13,255 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) [2021-12-16 04:12:13,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2522 states to 2522 states and 3608 transitions. [2021-12-16 04:12:13,281 INFO L78 Accepts]: Start accepts. Automaton has 2522 states and 3608 transitions. Word has length 187 [2021-12-16 04:12:13,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 04:12:13,283 INFO L470 AbstractCegarLoop]: Abstraction has 2522 states and 3608 transitions. [2021-12-16 04:12:13,283 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) [2021-12-16 04:12:13,283 INFO L276 IsEmpty]: Start isEmpty. Operand 2522 states and 3608 transitions. [2021-12-16 04:12:13,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-12-16 04:12:13,293 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 04:12:13,293 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] [2021-12-16 04:12:13,294 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-16 04:12:13,294 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 04:12:13,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 04:12:13,294 INFO L85 PathProgramCache]: Analyzing trace with hash -658758625, now seen corresponding path program 1 times [2021-12-16 04:12:13,295 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 04:12:13,296 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2053765324] [2021-12-16 04:12:13,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 04:12:13,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 04:12:13,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:13,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 04:12:13,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:13,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:13,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:13,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:12:13,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:13,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-16 04:12:13,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:13,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:13,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:13,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:12:13,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:13,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-16 04:12:13,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:13,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:13,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:13,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:12:13,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:13,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-16 04:12:13,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:13,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:13,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:13,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:12:13,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:13,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-16 04:12:13,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:13,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:13,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:13,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:12:13,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:13,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-16 04:12:13,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:13,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:13,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:13,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:12:13,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:13,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-16 04:12:13,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:13,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:13,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:13,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:12:13,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:13,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-16 04:12:13,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:13,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:12:13,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:13,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:12:13,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:13,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-16 04:12:13,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:13,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-12-16 04:12:13,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:13,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-12-16 04:12:13,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:13,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-12-16 04:12:13,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:13,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-12-16 04:12:13,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:13,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-12-16 04:12:13,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:12:13,919 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2021-12-16 04:12:13,920 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 04:12:13,920 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2053765324] [2021-12-16 04:12:13,920 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2053765324] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 04:12:13,920 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 04:12:13,920 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-16 04:12:13,921 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1611704079] [2021-12-16 04:12:13,921 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 04:12:13,923 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-16 04:12:13,923 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 04:12:13,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-16 04:12:13,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-12-16 04:12:13,924 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) [2021-12-16 04:12:18,191 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-16 04:12:23,933 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []