./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-32_7a-drivers--infiniband--core--ib_cm.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e19ca921 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-32_7a-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 a38a97bc3461038e7e87049558558d95f8c77458c13b5d18555ac11c93e401e9 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 14:59:17,594 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 14:59:17,596 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 14:59:17,626 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 14:59:17,627 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 14:59:17,632 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 14:59:17,634 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 14:59:17,639 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 14:59:17,641 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 14:59:17,645 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 14:59:17,646 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 14:59:17,647 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 14:59:17,647 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 14:59:17,649 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 14:59:17,651 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 14:59:17,652 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 14:59:17,653 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 14:59:17,654 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 14:59:17,658 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 14:59:17,662 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 14:59:17,664 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 14:59:17,664 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 14:59:17,666 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 14:59:17,666 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 14:59:17,673 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 14:59:17,674 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 14:59:17,674 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 14:59:17,675 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 14:59:17,676 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 14:59:17,677 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 14:59:17,677 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 14:59:17,678 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 14:59:17,679 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 14:59:17,680 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 14:59:17,681 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 14:59:17,681 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 14:59:17,682 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 14:59:17,683 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 14:59:17,683 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 14:59:17,684 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 14:59:17,684 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 14:59:17,685 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-22 14:59:17,716 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 14:59:17,716 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 14:59:17,717 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 14:59:17,717 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 14:59:17,718 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 14:59:17,718 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 14:59:17,718 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 14:59:17,718 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 14:59:17,719 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 14:59:17,719 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 14:59:17,719 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 14:59:17,720 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 14:59:17,720 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-22 14:59:17,720 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 14:59:17,720 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-22 14:59:17,720 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 14:59:17,721 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 14:59:17,721 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-22 14:59:17,721 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 14:59:17,721 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 14:59:17,721 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 14:59:17,721 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 14:59:17,722 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 14:59:17,722 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 14:59:17,722 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-22 14:59:17,722 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 14:59:17,722 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 14:59:17,723 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-22 14:59:17,723 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-22 14:59:17,723 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-22 14:59:17,723 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 14:59:17,723 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a38a97bc3461038e7e87049558558d95f8c77458c13b5d18555ac11c93e401e9 [2021-12-22 14:59:17,943 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 14:59:17,974 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 14:59:17,977 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 14:59:17,978 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 14:59:17,979 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 14:59:17,980 INFO L432 ainManager$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-32_7a-drivers--infiniband--core--ib_cm.ko-entry_point.cil.out.i [2021-12-22 14:59:18,046 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3da08afc8/36209ee622e3417383722da67f5ec505/FLAG437599b82 [2021-12-22 14:59:18,813 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 14:59:18,814 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--infiniband--core--ib_cm.ko-entry_point.cil.out.i [2021-12-22 14:59:18,863 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3da08afc8/36209ee622e3417383722da67f5ec505/FLAG437599b82 [2021-12-22 14:59:19,006 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3da08afc8/36209ee622e3417383722da67f5ec505 [2021-12-22 14:59:19,009 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 14:59:19,010 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 14:59:19,011 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 14:59:19,011 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 14:59:19,014 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 14:59:19,015 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 02:59:19" (1/1) ... [2021-12-22 14:59:19,016 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b5d6890 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:59:19, skipping insertion in model container [2021-12-22 14:59:19,016 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 02:59:19" (1/1) ... [2021-12-22 14:59:19,021 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 14:59:19,140 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 14:59:21,637 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-32_7a-drivers--infiniband--core--ib_cm.ko-entry_point.cil.out.i[405405,405418] [2021-12-22 14:59:21,743 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 14:59:21,785 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 14:59:22,192 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-32_7a-drivers--infiniband--core--ib_cm.ko-entry_point.cil.out.i[405405,405418] [2021-12-22 14:59:22,202 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 14:59:22,311 INFO L208 MainTranslator]: Completed translation [2021-12-22 14:59:22,313 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:59:22 WrapperNode [2021-12-22 14:59:22,313 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 14:59:22,314 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 14:59:22,314 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 14:59:22,314 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 14:59:22,320 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:59:22" (1/1) ... [2021-12-22 14:59:22,413 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:59:22" (1/1) ... [2021-12-22 14:59:22,667 INFO L137 Inliner]: procedures = 441, calls = 4362, calls flagged for inlining = 207, calls inlined = 185, statements flattened = 7900 [2021-12-22 14:59:22,668 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 14:59:22,668 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 14:59:22,669 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 14:59:22,669 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 14:59:22,677 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:59:22" (1/1) ... [2021-12-22 14:59:22,677 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:59:22" (1/1) ... [2021-12-22 14:59:22,740 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:59:22" (1/1) ... [2021-12-22 14:59:22,741 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:59:22" (1/1) ... [2021-12-22 14:59:22,969 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:59:22" (1/1) ... [2021-12-22 14:59:23,004 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:59:22" (1/1) ... [2021-12-22 14:59:23,055 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:59:22" (1/1) ... [2021-12-22 14:59:23,104 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 14:59:23,105 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 14:59:23,105 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 14:59:23,105 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 14:59:23,106 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:59:22" (1/1) ... [2021-12-22 14:59:23,112 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 14:59:23,120 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 14:59:23,131 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) [2021-12-22 14:59:23,151 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 [2021-12-22 14:59:23,171 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-12-22 14:59:23,171 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-12-22 14:59:23,172 INFO L130 BoogieDeclarations]: Found specification of procedure cm_deref_id [2021-12-22 14:59:23,172 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_deref_id [2021-12-22 14:59:23,172 INFO L130 BoogieDeclarations]: Found specification of procedure cm_reset_to_idle [2021-12-22 14:59:23,172 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_reset_to_idle [2021-12-22 14:59:23,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-22 14:59:23,172 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-22 14:59:23,172 INFO L130 BoogieDeclarations]: Found specification of procedure ib_unregister_mad_agent [2021-12-22 14:59:23,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_unregister_mad_agent [2021-12-22 14:59:23,173 INFO L130 BoogieDeclarations]: Found specification of procedure be64_gt [2021-12-22 14:59:23,173 INFO L138 BoogieDeclarations]: Found implementation of procedure be64_gt [2021-12-22 14:59:23,173 INFO L130 BoogieDeclarations]: Found specification of procedure idr_destroy [2021-12-22 14:59:23,173 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_destroy [2021-12-22 14:59:23,173 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-22 14:59:23,173 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-22 14:59:23,174 INFO L130 BoogieDeclarations]: Found specification of procedure cm_process_work [2021-12-22 14:59:23,174 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_process_work [2021-12-22 14:59:23,174 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-22 14:59:23,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-22 14:59:23,174 INFO L130 BoogieDeclarations]: Found specification of procedure cm_ack_timeout [2021-12-22 14:59:23,174 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_ack_timeout [2021-12-22 14:59:23,174 INFO L130 BoogieDeclarations]: Found specification of procedure cm_reject_sidr_req [2021-12-22 14:59:23,175 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_reject_sidr_req [2021-12-22 14:59:23,175 INFO L130 BoogieDeclarations]: Found specification of procedure cm_format_rej [2021-12-22 14:59:23,175 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_format_rej [2021-12-22 14:59:23,175 INFO L130 BoogieDeclarations]: Found specification of procedure cm_set_private_data [2021-12-22 14:59:23,175 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_set_private_data [2021-12-22 14:59:23,175 INFO L130 BoogieDeclarations]: Found specification of procedure class_unregister [2021-12-22 14:59:23,175 INFO L138 BoogieDeclarations]: Found implementation of procedure class_unregister [2021-12-22 14:59:23,176 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_local_qpn [2021-12-22 14:59:23,176 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_local_qpn [2021-12-22 14:59:23,176 INFO L130 BoogieDeclarations]: Found specification of procedure cm_get_id [2021-12-22 14:59:23,176 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_get_id [2021-12-22 14:59:23,176 INFO L130 BoogieDeclarations]: Found specification of procedure cm_alloc_response_msg [2021-12-22 14:59:23,176 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_alloc_response_msg [2021-12-22 14:59:23,176 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_3 [2021-12-22 14:59:23,177 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_3 [2021-12-22 14:59:23,177 INFO L130 BoogieDeclarations]: Found specification of procedure cm_mra_get_service_timeout [2021-12-22 14:59:23,177 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_mra_get_service_timeout [2021-12-22 14:59:23,177 INFO L130 BoogieDeclarations]: Found specification of procedure cm_mask_copy [2021-12-22 14:59:23,177 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_mask_copy [2021-12-22 14:59:23,178 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-22 14:59:23,178 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-22 14:59:23,178 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-22 14:59:23,178 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_resp_res [2021-12-22 14:59:23,178 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_resp_res [2021-12-22 14:59:23,178 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rej_set_reject_info_len [2021-12-22 14:59:23,178 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rej_set_reject_info_len [2021-12-22 14:59:23,179 INFO L130 BoogieDeclarations]: Found specification of procedure cm_enter_timewait [2021-12-22 14:59:23,179 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_enter_timewait [2021-12-22 14:59:23,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-22 14:59:23,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-22 14:59:23,180 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-22 14:59:23,180 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-22 14:59:23,180 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-22 14:59:23,180 INFO L130 BoogieDeclarations]: Found specification of procedure cm_format_drep [2021-12-22 14:59:23,181 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_format_drep [2021-12-22 14:59:23,181 INFO L130 BoogieDeclarations]: Found specification of procedure rb_link_node [2021-12-22 14:59:23,182 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_link_node [2021-12-22 14:59:23,182 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-22 14:59:23,182 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-22 14:59:23,182 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_ah [2021-12-22 14:59:23,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_ah [2021-12-22 14:59:23,182 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-22 14:59:23,182 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-22 14:59:23,183 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc_and_test [2021-12-22 14:59:23,183 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc_and_test [2021-12-22 14:59:23,183 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-22 14:59:23,183 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-22 14:59:23,183 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-22 14:59:23,183 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_set_alt_sl [2021-12-22 14:59:23,184 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_set_alt_sl [2021-12-22 14:59:23,184 INFO L130 BoogieDeclarations]: Found specification of procedure rdma_cap_ib_cm [2021-12-22 14:59:23,184 INFO L138 BoogieDeclarations]: Found implementation of procedure rdma_cap_ib_cm [2021-12-22 14:59:23,184 INFO L130 BoogieDeclarations]: Found specification of procedure cm_create_timewait_info [2021-12-22 14:59:23,184 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_create_timewait_info [2021-12-22 14:59:23,185 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-22 14:59:23,185 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-22 14:59:23,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-22 14:59:23,185 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_rnr_retry_count [2021-12-22 14:59:23,185 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_rnr_retry_count [2021-12-22 14:59:23,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-22 14:59:23,186 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_long_inc [2021-12-22 14:59:23,186 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_long_inc [2021-12-22 14:59:23,186 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-22 14:59:23,186 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-22 14:59:23,186 INFO L130 BoogieDeclarations]: Found specification of procedure cm_destroy_id [2021-12-22 14:59:23,187 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_destroy_id [2021-12-22 14:59:23,187 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-22 14:59:23,187 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-22 14:59:23,187 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2021-12-22 14:59:23,187 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2021-12-22 14:59:23,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-22 14:59:23,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-22 14:59:23,188 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_starting_psn [2021-12-22 14:59:23,188 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_starting_psn [2021-12-22 14:59:23,188 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-22 14:59:23,189 INFO L130 BoogieDeclarations]: Found specification of procedure cm_format_mra [2021-12-22 14:59:23,189 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_format_mra [2021-12-22 14:59:23,189 INFO L130 BoogieDeclarations]: Found specification of procedure cm_convert_to_ms [2021-12-22 14:59:23,189 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_convert_to_ms [2021-12-22 14:59:23,190 INFO L130 BoogieDeclarations]: Found specification of procedure cm_find_listen [2021-12-22 14:59:23,190 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_find_listen [2021-12-22 14:59:23,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-22 14:59:23,190 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock_irqsave [2021-12-22 14:59:23,190 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock_irqsave [2021-12-22 14:59:23,190 INFO L130 BoogieDeclarations]: Found specification of procedure ib_free_recv_mad [2021-12-22 14:59:23,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_free_recv_mad [2021-12-22 14:59:23,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-22 14:59:23,191 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-22 14:59:23,191 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rep_get_qpn [2021-12-22 14:59:23,191 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rep_get_qpn [2021-12-22 14:59:23,192 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-12-22 14:59:23,192 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-12-22 14:59:23,192 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock_irqrestore [2021-12-22 14:59:23,192 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock_irqrestore [2021-12-22 14:59:23,192 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_path_mtu [2021-12-22 14:59:23,193 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_path_mtu [2021-12-22 14:59:23,195 INFO L130 BoogieDeclarations]: Found specification of procedure rb_erase [2021-12-22 14:59:23,195 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_erase [2021-12-22 14:59:23,195 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_set_primary_sl [2021-12-22 14:59:23,196 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_set_primary_sl [2021-12-22 14:59:23,197 INFO L130 BoogieDeclarations]: Found specification of procedure device_unregister [2021-12-22 14:59:23,197 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unregister [2021-12-22 14:59:23,197 INFO L130 BoogieDeclarations]: Found specification of procedure rb_insert_color [2021-12-22 14:59:23,197 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_insert_color [2021-12-22 14:59:23,198 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-12-22 14:59:23,203 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-12-22 14:59:23,203 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2021-12-22 14:59:23,203 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2021-12-22 14:59:23,203 INFO L130 BoogieDeclarations]: Found specification of procedure ib_modify_mad [2021-12-22 14:59:23,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_modify_mad [2021-12-22 14:59:23,203 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rep_get_target_ack_delay [2021-12-22 14:59:23,204 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rep_get_target_ack_delay [2021-12-22 14:59:23,204 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 14:59:23,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 14:59:23,204 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_cm_id [2021-12-22 14:59:23,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_cm_id [2021-12-22 14:59:23,204 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-22 14:59:23,204 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-22 14:59:23,204 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-12-22 14:59:23,205 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-12-22 14:59:23,205 INFO L130 BoogieDeclarations]: Found specification of procedure cm_free_msg [2021-12-22 14:59:23,205 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_free_msg [2021-12-22 14:59:23,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-22 14:59:23,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-22 14:59:23,205 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-22 14:59:23,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-22 14:59:23,205 INFO L130 BoogieDeclarations]: Found specification of procedure cm_insert_remote_qpn [2021-12-22 14:59:23,205 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_insert_remote_qpn [2021-12-22 14:59:23,206 INFO L130 BoogieDeclarations]: Found specification of procedure cm_work_handler [2021-12-22 14:59:23,206 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_work_handler [2021-12-22 14:59:23,206 INFO L130 BoogieDeclarations]: Found specification of procedure ib_create_send_mad [2021-12-22 14:59:23,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_create_send_mad [2021-12-22 14:59:23,206 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2021-12-22 14:59:23,206 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2021-12-22 14:59:23,206 INFO L130 BoogieDeclarations]: Found specification of procedure cm_format_mad_hdr [2021-12-22 14:59:23,206 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_format_mad_hdr [2021-12-22 14:59:23,207 INFO L130 BoogieDeclarations]: Found specification of procedure cm_mra_get_msg_mraed [2021-12-22 14:59:23,207 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_mra_get_msg_mraed [2021-12-22 14:59:23,207 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rej_set_msg_rejected [2021-12-22 14:59:23,207 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rej_set_msg_rejected [2021-12-22 14:59:23,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-22 14:59:23,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-22 14:59:23,207 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2021-12-22 14:59:23,207 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2021-12-22 14:59:23,208 INFO L130 BoogieDeclarations]: Found specification of procedure cm_format_rtu [2021-12-22 14:59:23,208 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_format_rtu [2021-12-22 14:59:23,208 INFO L130 BoogieDeclarations]: Found specification of procedure cm_dequeue_work [2021-12-22 14:59:23,208 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_dequeue_work [2021-12-22 14:59:23,208 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rep_get_rnr_retry_count [2021-12-22 14:59:23,208 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rep_get_rnr_retry_count [2021-12-22 14:59:23,208 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-22 14:59:23,208 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-22 14:59:23,209 INFO L130 BoogieDeclarations]: Found specification of procedure be32_lt [2021-12-22 14:59:23,209 INFO L138 BoogieDeclarations]: Found implementation of procedure be32_lt [2021-12-22 14:59:23,209 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_retry_count [2021-12-22 14:59:23,209 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_retry_count [2021-12-22 14:59:23,209 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-22 14:59:23,209 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-22 14:59:23,209 INFO L130 BoogieDeclarations]: Found specification of procedure cm_init_av_for_response [2021-12-22 14:59:23,209 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_init_av_for_response [2021-12-22 14:59:23,209 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_init_depth [2021-12-22 14:59:23,210 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_init_depth [2021-12-22 14:59:23,210 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-12-22 14:59:23,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-12-22 14:59:23,210 INFO L130 BoogieDeclarations]: Found specification of procedure cm_remove_port_fs [2021-12-22 14:59:23,210 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_remove_port_fs [2021-12-22 14:59:23,210 INFO L130 BoogieDeclarations]: Found specification of procedure cm_alloc_msg [2021-12-22 14:59:23,210 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_alloc_msg [2021-12-22 14:59:23,210 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-22 14:59:23,211 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-22 14:59:23,211 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-22 14:59:23,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-22 14:59:23,211 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_3 [2021-12-22 14:59:23,211 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_3 [2021-12-22 14:59:23,211 INFO L130 BoogieDeclarations]: Found specification of procedure ib_modify_port [2021-12-22 14:59:23,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_modify_port [2021-12-22 14:59:23,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-22 14:59:23,212 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-22 14:59:23,212 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-22 14:59:23,212 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-12-22 14:59:23,212 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-12-22 14:59:23,212 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-22 14:59:23,212 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-22 14:59:23,212 INFO L130 BoogieDeclarations]: Found specification of procedure ib_create_cm_id [2021-12-22 14:59:23,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_create_cm_id [2021-12-22 14:59:23,213 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-12-22 14:59:23,213 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-12-22 14:59:23,213 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_qp_type [2021-12-22 14:59:23,213 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_qp_type [2021-12-22 14:59:23,213 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2021-12-22 14:59:23,213 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2021-12-22 14:59:23,213 INFO L130 BoogieDeclarations]: Found specification of procedure cm_cleanup_timewait [2021-12-22 14:59:23,213 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_cleanup_timewait [2021-12-22 14:59:23,214 INFO L130 BoogieDeclarations]: Found specification of procedure cm_init_av_by_path [2021-12-22 14:59:23,214 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_init_av_by_path [2021-12-22 14:59:23,214 INFO L130 BoogieDeclarations]: Found specification of procedure be32_gt [2021-12-22 14:59:23,214 INFO L138 BoogieDeclarations]: Found implementation of procedure be32_gt [2021-12-22 14:59:23,214 INFO L130 BoogieDeclarations]: Found specification of procedure cm_free_work [2021-12-22 14:59:23,214 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_free_work [2021-12-22 14:59:23,214 INFO L130 BoogieDeclarations]: Found specification of procedure ib_send_cm_rej [2021-12-22 14:59:23,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_send_cm_rej [2021-12-22 14:59:23,215 INFO L130 BoogieDeclarations]: Found specification of procedure cm_insert_remote_id [2021-12-22 14:59:23,215 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_insert_remote_id [2021-12-22 14:59:23,215 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-22 14:59:23,215 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-22 14:59:23,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-22 14:59:23,215 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-12-22 14:59:23,215 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-12-22 14:59:23,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-22 14:59:23,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-22 14:59:23,216 INFO L130 BoogieDeclarations]: Found specification of procedure ib_post_send_mad [2021-12-22 14:59:23,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_post_send_mad [2021-12-22 14:59:23,216 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find [2021-12-22 14:59:23,216 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find [2021-12-22 14:59:23,216 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-12-22 14:59:23,216 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-12-22 14:59:23,216 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_put [2021-12-22 14:59:23,217 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_put [2021-12-22 14:59:23,217 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rep_get_starting_psn [2021-12-22 14:59:23,217 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rep_get_starting_psn [2021-12-22 14:59:23,217 INFO L130 BoogieDeclarations]: Found specification of procedure cm_copy_private_data [2021-12-22 14:59:23,217 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_copy_private_data [2021-12-22 14:59:23,218 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_local_resp_timeout [2021-12-22 14:59:23,220 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_local_resp_timeout [2021-12-22 14:59:23,221 INFO L130 BoogieDeclarations]: Found specification of procedure cm_form_tid [2021-12-22 14:59:23,221 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_form_tid [2021-12-22 14:59:23,221 INFO L130 BoogieDeclarations]: Found specification of procedure cm_acquire_id [2021-12-22 14:59:23,221 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_acquire_id [2021-12-22 14:59:23,221 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2021-12-22 14:59:23,221 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2021-12-22 14:59:23,221 INFO L130 BoogieDeclarations]: Found specification of procedure ib_send_cm_sidr_rep [2021-12-22 14:59:23,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_send_cm_sidr_rep [2021-12-22 14:59:23,223 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-22 14:59:23,223 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-22 14:59:23,223 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_3 [2021-12-22 14:59:23,223 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_3 [2021-12-22 14:59:23,223 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rep_set_srq [2021-12-22 14:59:23,223 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rep_set_srq [2021-12-22 14:59:23,223 INFO L130 BoogieDeclarations]: Found specification of procedure cm_issue_rej [2021-12-22 14:59:23,223 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_issue_rej [2021-12-22 14:59:23,224 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-12-22 14:59:23,224 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-12-22 14:59:23,224 INFO L130 BoogieDeclarations]: Found specification of procedure ib_cancel_mad [2021-12-22 14:59:23,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_cancel_mad [2021-12-22 14:59:23,224 INFO L130 BoogieDeclarations]: Found specification of procedure be64_lt [2021-12-22 14:59:23,224 INFO L138 BoogieDeclarations]: Found implementation of procedure be64_lt [2021-12-22 14:59:23,224 INFO L130 BoogieDeclarations]: Found specification of procedure cm_devnode [2021-12-22 14:59:23,224 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_devnode [2021-12-22 14:59:23,224 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-22 14:59:23,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-22 14:59:23,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-22 14:59:24,308 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 14:59:24,311 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-22 14:59:24,472 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-22 14:59:43,370 INFO L275 CfgBuilder]: Performing block encoding [2021-12-22 14:59:43,394 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-22 14:59:43,394 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-22 14:59:43,399 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 02:59:43 BoogieIcfgContainer [2021-12-22 14:59:43,399 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-22 14:59:43,400 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-22 14:59:43,400 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-22 14:59:43,403 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-22 14:59:43,403 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 02:59:19" (1/3) ... [2021-12-22 14:59:43,404 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bb55a49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 02:59:43, skipping insertion in model container [2021-12-22 14:59:43,404 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:59:22" (2/3) ... [2021-12-22 14:59:43,404 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bb55a49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 02:59:43, skipping insertion in model container [2021-12-22 14:59:43,404 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 02:59:43" (3/3) ... [2021-12-22 14:59:43,406 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--infiniband--core--ib_cm.ko-entry_point.cil.out.i [2021-12-22 14:59:43,410 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-22 14:59:43,410 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-22 14:59:43,470 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-22 14:59:43,480 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 [2021-12-22 14:59:43,481 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-22 14:59:43,544 INFO L276 IsEmpty]: Start isEmpty. Operand has 2545 states, 1660 states have (on average 1.2933734939759036) internal successors, (2147), 1736 states have internal predecessors, (2147), 756 states have call successors, (756), 128 states have call predecessors, (756), 127 states have return successors, (746), 723 states have call predecessors, (746), 746 states have call successors, (746) [2021-12-22 14:59:43,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-12-22 14:59:43,571 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:59:43,572 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] [2021-12-22 14:59:43,573 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:59:43,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:59:43,577 INFO L85 PathProgramCache]: Analyzing trace with hash -410089185, now seen corresponding path program 1 times [2021-12-22 14:59:43,585 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 14:59:43,585 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716966606] [2021-12-22 14:59:43,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:59:43,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 14:59:43,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:59:44,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 14:59:44,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:59:44,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:59:44,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:59:44,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:59:44,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:59:44,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-22 14:59:44,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:59:44,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:59:44,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:59:44,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:59:44,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:59:44,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-22 14:59:44,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:59:44,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:59:44,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:59:44,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:59:44,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:59:44,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-22 14:59:44,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:59:44,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:59:44,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:59:44,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:59:44,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:59:44,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-22 14:59:44,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:59:44,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:59:44,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:59:44,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:59:44,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:59:44,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-22 14:59:44,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:59:44,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:59:44,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:59:44,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:59:44,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:59:44,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-22 14:59:44,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:59:44,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:59:44,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:59:44,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:59:44,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:59:44,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-22 14:59:44,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:59:44,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:59:44,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:59:44,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:59:44,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:59:44,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-22 14:59:44,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:59:44,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-12-22 14:59:44,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:59:44,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-12-22 14:59:44,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:59:44,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-12-22 14:59:44,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:59:44,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-12-22 14:59:44,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:59:44,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-12-22 14:59:44,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:59:44,896 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2021-12-22 14:59:44,897 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 14:59:44,897 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716966606] [2021-12-22 14:59:44,898 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [716966606] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:59:44,898 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 14:59:44,899 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-22 14:59:44,900 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [183654405] [2021-12-22 14:59:44,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:59:44,904 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-22 14:59:44,905 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 14:59:44,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-22 14:59:44,938 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-12-22 14:59:44,946 INFO L87 Difference]: Start difference. First operand has 2545 states, 1660 states have (on average 1.2933734939759036) internal successors, (2147), 1736 states have internal predecessors, (2147), 756 states have call successors, (756), 128 states have call predecessors, (756), 127 states have return successors, (746), 723 states have call predecessors, (746), 746 states have call successors, (746) 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) [2021-12-22 14:59:46,530 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 14:59:50,239 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 14:59:56,150 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 14:59:58,789 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:00:01,592 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:00:03,785 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 [] [2021-12-22 15:00:03,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 15:00:03,900 INFO L93 Difference]: Finished difference Result 5616 states and 8417 transitions. [2021-12-22 15:00:03,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-22 15:00:03,904 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 [2021-12-22 15:00:03,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 15:00:03,955 INFO L225 Difference]: With dead ends: 5616 [2021-12-22 15:00:03,956 INFO L226 Difference]: Without dead ends: 3056 [2021-12-22 15:00:04,001 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 [2021-12-22 15:00:04,005 INFO L933 BasicCegarLoop]: 3482 mSDtfsCounter, 1518 mSDsluCounter, 1811 mSDsCounter, 0 mSdLazyCounter, 2204 mSolverCounterSat, 1962 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1700 SdHoareTripleChecker+Valid, 5293 SdHoareTripleChecker+Invalid, 4171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1962 IncrementalHoareTripleChecker+Valid, 2204 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.4s IncrementalHoareTripleChecker+Time [2021-12-22 15:00:04,008 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1700 Valid, 5293 Invalid, 4171 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1962 Valid, 2204 Invalid, 5 Unknown, 0 Unchecked, 18.4s Time] [2021-12-22 15:00:04,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3056 states. [2021-12-22 15:00:04,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3056 to 2526. [2021-12-22 15:00:04,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2526 states, 1653 states have (on average 1.2855414398064127) internal successors, (2125), 1717 states have internal predecessors, (2125), 746 states have call successors, (746), 127 states have call predecessors, (746), 126 states have return successors, (743), 720 states have call predecessors, (743), 743 states have call successors, (743) [2021-12-22 15:00:04,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2526 states to 2526 states and 3614 transitions. [2021-12-22 15:00:04,292 INFO L78 Accepts]: Start accepts. Automaton has 2526 states and 3614 transitions. Word has length 187 [2021-12-22 15:00:04,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 15:00:04,293 INFO L470 AbstractCegarLoop]: Abstraction has 2526 states and 3614 transitions. [2021-12-22 15:00:04,293 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) [2021-12-22 15:00:04,293 INFO L276 IsEmpty]: Start isEmpty. Operand 2526 states and 3614 transitions. [2021-12-22 15:00:04,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-12-22 15:00:04,306 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 15:00:04,306 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] [2021-12-22 15:00:04,307 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-22 15:00:04,309 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 15:00:04,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 15:00:04,309 INFO L85 PathProgramCache]: Analyzing trace with hash 1675900687, now seen corresponding path program 1 times [2021-12-22 15:00:04,310 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 15:00:04,310 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2131147502] [2021-12-22 15:00:04,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 15:00:04,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 15:00:04,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:04,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 15:00:04,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:04,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:04,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:04,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:00:04,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:04,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-22 15:00:04,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:04,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:04,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:04,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:00:04,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:04,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-22 15:00:04,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:04,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:04,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:04,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:00:04,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:04,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-22 15:00:04,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:04,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:04,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:04,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:00:04,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:04,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-22 15:00:04,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:04,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:04,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:04,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:00:04,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:04,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-22 15:00:04,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:04,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:04,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:04,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:00:04,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:04,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-22 15:00:04,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:04,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:04,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:05,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:00:05,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:05,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-22 15:00:05,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:05,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:00:05,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:05,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:00:05,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:05,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-22 15:00:05,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:05,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-12-22 15:00:05,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:05,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-12-22 15:00:05,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:05,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-12-22 15:00:05,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:05,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-12-22 15:00:05,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:05,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-12-22 15:00:05,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:00:05,306 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2021-12-22 15:00:05,306 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 15:00:05,306 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2131147502] [2021-12-22 15:00:05,306 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2131147502] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 15:00:05,306 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 15:00:05,306 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 15:00:05,307 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1623043729] [2021-12-22 15:00:05,307 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 15:00:05,308 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 15:00:05,308 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 15:00:05,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 15:00:05,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-12-22 15:00:05,309 INFO L87 Difference]: Start difference. First operand 2526 states and 3614 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) [2021-12-22 15:00:09,238 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []