./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 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-08_1a-drivers--infiniband--core--ib_cm.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 43cf6d17994e4ca10db4f92c4e83b8cb43d421b390c0dc616f8207713547bfb5 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 14:51:21,508 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 14:51:21,510 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 14:51:21,552 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 14:51:21,553 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 14:51:21,555 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 14:51:21,556 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 14:51:21,558 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 14:51:21,559 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 14:51:21,563 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 14:51:21,563 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 14:51:21,564 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 14:51:21,564 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 14:51:21,566 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 14:51:21,567 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 14:51:21,569 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 14:51:21,570 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 14:51:21,571 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 14:51:21,572 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 14:51:21,577 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 14:51:21,577 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 14:51:21,578 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 14:51:21,580 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 14:51:21,580 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 14:51:21,592 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 14:51:21,592 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 14:51:21,593 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 14:51:21,594 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 14:51:21,594 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 14:51:21,595 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 14:51:21,595 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 14:51:21,596 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 14:51:21,597 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 14:51:21,598 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 14:51:21,599 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 14:51:21,599 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 14:51:21,599 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 14:51:21,599 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 14:51:21,600 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 14:51:21,600 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 14:51:21,600 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 14:51:21,602 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-22 14:51:21,628 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 14:51:21,628 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 14:51:21,629 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 14:51:21,629 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 14:51:21,630 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 14:51:21,630 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 14:51:21,630 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 14:51:21,630 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 14:51:21,630 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 14:51:21,631 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 14:51:21,631 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 14:51:21,632 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 14:51:21,632 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-22 14:51:21,632 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 14:51:21,632 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-22 14:51:21,632 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 14:51:21,632 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 14:51:21,632 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-22 14:51:21,633 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 14:51:21,633 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 14:51:21,633 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 14:51:21,633 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 14:51:21,633 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 14:51:21,633 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 14:51:21,633 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-22 14:51:21,634 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 14:51:21,634 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 14:51:21,635 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-22 14:51:21,635 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-22 14:51:21,635 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-22 14:51:21,635 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 14:51:21,635 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 43cf6d17994e4ca10db4f92c4e83b8cb43d421b390c0dc616f8207713547bfb5 [2021-12-22 14:51:21,834 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 14:51:21,860 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 14:51:21,863 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 14:51:21,864 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 14:51:21,865 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 14:51:21,882 INFO L432 ainManager$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 [2021-12-22 14:51:21,944 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/112ccf6a1/c024e751986246268ecdbc4f2c923b97/FLAGeb0a38062 [2021-12-22 14:51:22,609 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 14:51:22,610 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 [2021-12-22 14:51:22,655 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/112ccf6a1/c024e751986246268ecdbc4f2c923b97/FLAGeb0a38062 [2021-12-22 14:51:22,910 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/112ccf6a1/c024e751986246268ecdbc4f2c923b97 [2021-12-22 14:51:22,918 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 14:51:22,920 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 14:51:22,923 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 14:51:22,923 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 14:51:22,926 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 14:51:22,926 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 02:51:22" (1/1) ... [2021-12-22 14:51:22,927 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25f05cad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:51:22, skipping insertion in model container [2021-12-22 14:51:22,927 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 02:51:22" (1/1) ... [2021-12-22 14:51:22,931 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 14:51:23,034 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 14:51:25,009 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] [2021-12-22 14:51:25,053 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 14:51:25,090 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 14:51:25,423 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] [2021-12-22 14:51:25,428 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 14:51:25,502 INFO L208 MainTranslator]: Completed translation [2021-12-22 14:51:25,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:51:25 WrapperNode [2021-12-22 14:51:25,503 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 14:51:25,505 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 14:51:25,505 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 14:51:25,505 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 14:51:25,510 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:51:25" (1/1) ... [2021-12-22 14:51:25,591 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:51:25" (1/1) ... [2021-12-22 14:51:25,793 INFO L137 Inliner]: procedures = 402, calls = 4296, calls flagged for inlining = 206, calls inlined = 185, statements flattened = 7894 [2021-12-22 14:51:25,793 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 14:51:25,794 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 14:51:25,794 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 14:51:25,794 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 14:51:25,800 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:51:25" (1/1) ... [2021-12-22 14:51:25,801 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:51:25" (1/1) ... [2021-12-22 14:51:25,832 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:51:25" (1/1) ... [2021-12-22 14:51:25,833 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:51:25" (1/1) ... [2021-12-22 14:51:25,915 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:51:25" (1/1) ... [2021-12-22 14:51:25,932 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:51:25" (1/1) ... [2021-12-22 14:51:25,972 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:51:25" (1/1) ... [2021-12-22 14:51:26,007 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 14:51:26,008 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 14:51:26,008 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 14:51:26,009 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 14:51:26,009 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:51:25" (1/1) ... [2021-12-22 14:51:26,014 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 14:51:26,021 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 14:51:26,030 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 14:51:26,066 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 14:51:26,076 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-12-22 14:51:26,076 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-12-22 14:51:26,076 INFO L130 BoogieDeclarations]: Found specification of procedure cm_deref_id [2021-12-22 14:51:26,077 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_deref_id [2021-12-22 14:51:26,077 INFO L130 BoogieDeclarations]: Found specification of procedure cm_reset_to_idle [2021-12-22 14:51:26,077 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_reset_to_idle [2021-12-22 14:51:26,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-22 14:51:26,077 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-22 14:51:26,077 INFO L130 BoogieDeclarations]: Found specification of procedure ib_unregister_mad_agent [2021-12-22 14:51:26,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_unregister_mad_agent [2021-12-22 14:51:26,077 INFO L130 BoogieDeclarations]: Found specification of procedure be64_gt [2021-12-22 14:51:26,077 INFO L138 BoogieDeclarations]: Found implementation of procedure be64_gt [2021-12-22 14:51:26,078 INFO L130 BoogieDeclarations]: Found specification of procedure idr_destroy [2021-12-22 14:51:26,078 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_destroy [2021-12-22 14:51:26,079 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-22 14:51:26,079 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-22 14:51:26,079 INFO L130 BoogieDeclarations]: Found specification of procedure cm_process_work [2021-12-22 14:51:26,079 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_process_work [2021-12-22 14:51:26,079 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-22 14:51:26,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-22 14:51:26,079 INFO L130 BoogieDeclarations]: Found specification of procedure cm_ack_timeout [2021-12-22 14:51:26,079 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_ack_timeout [2021-12-22 14:51:26,080 INFO L130 BoogieDeclarations]: Found specification of procedure cm_reject_sidr_req [2021-12-22 14:51:26,080 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_reject_sidr_req [2021-12-22 14:51:26,080 INFO L130 BoogieDeclarations]: Found specification of procedure cm_format_rej [2021-12-22 14:51:26,080 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_format_rej [2021-12-22 14:51:26,080 INFO L130 BoogieDeclarations]: Found specification of procedure cm_set_private_data [2021-12-22 14:51:26,080 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_set_private_data [2021-12-22 14:51:26,080 INFO L130 BoogieDeclarations]: Found specification of procedure class_unregister [2021-12-22 14:51:26,080 INFO L138 BoogieDeclarations]: Found implementation of procedure class_unregister [2021-12-22 14:51:26,080 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_local_qpn [2021-12-22 14:51:26,081 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_local_qpn [2021-12-22 14:51:26,081 INFO L130 BoogieDeclarations]: Found specification of procedure cm_get_id [2021-12-22 14:51:26,081 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_get_id [2021-12-22 14:51:26,081 INFO L130 BoogieDeclarations]: Found specification of procedure cm_alloc_response_msg [2021-12-22 14:51:26,081 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_alloc_response_msg [2021-12-22 14:51:26,081 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_3 [2021-12-22 14:51:26,081 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_3 [2021-12-22 14:51:26,081 INFO L130 BoogieDeclarations]: Found specification of procedure cm_mra_get_service_timeout [2021-12-22 14:51:26,081 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_mra_get_service_timeout [2021-12-22 14:51:26,082 INFO L130 BoogieDeclarations]: Found specification of procedure cm_mask_copy [2021-12-22 14:51:26,082 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_mask_copy [2021-12-22 14:51:26,082 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-22 14:51:26,082 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-22 14:51:26,082 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-22 14:51:26,082 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_resp_res [2021-12-22 14:51:26,082 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_resp_res [2021-12-22 14:51:26,082 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rej_set_reject_info_len [2021-12-22 14:51:26,082 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rej_set_reject_info_len [2021-12-22 14:51:26,083 INFO L130 BoogieDeclarations]: Found specification of procedure cm_enter_timewait [2021-12-22 14:51:26,083 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_enter_timewait [2021-12-22 14:51:26,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-22 14:51:26,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-22 14:51:26,083 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-22 14:51:26,083 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-22 14:51:26,083 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-22 14:51:26,083 INFO L130 BoogieDeclarations]: Found specification of procedure cm_format_drep [2021-12-22 14:51:26,084 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_format_drep [2021-12-22 14:51:26,084 INFO L130 BoogieDeclarations]: Found specification of procedure rb_link_node [2021-12-22 14:51:26,084 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_link_node [2021-12-22 14:51:26,084 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-22 14:51:26,084 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-22 14:51:26,084 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_ah [2021-12-22 14:51:26,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_ah [2021-12-22 14:51:26,084 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-22 14:51:26,084 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-22 14:51:26,085 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc_and_test [2021-12-22 14:51:26,085 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc_and_test [2021-12-22 14:51:26,085 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-22 14:51:26,085 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-22 14:51:26,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-22 14:51:26,085 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_set_alt_sl [2021-12-22 14:51:26,085 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_set_alt_sl [2021-12-22 14:51:26,085 INFO L130 BoogieDeclarations]: Found specification of procedure rdma_cap_ib_cm [2021-12-22 14:51:26,085 INFO L138 BoogieDeclarations]: Found implementation of procedure rdma_cap_ib_cm [2021-12-22 14:51:26,086 INFO L130 BoogieDeclarations]: Found specification of procedure cm_create_timewait_info [2021-12-22 14:51:26,086 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_create_timewait_info [2021-12-22 14:51:26,086 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-22 14:51:26,086 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-22 14:51:26,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-22 14:51:26,086 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_rnr_retry_count [2021-12-22 14:51:26,086 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_rnr_retry_count [2021-12-22 14:51:26,086 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-22 14:51:26,087 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_long_inc [2021-12-22 14:51:26,087 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_long_inc [2021-12-22 14:51:26,087 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-22 14:51:26,087 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-22 14:51:26,087 INFO L130 BoogieDeclarations]: Found specification of procedure cm_destroy_id [2021-12-22 14:51:26,087 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_destroy_id [2021-12-22 14:51:26,087 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-22 14:51:26,087 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-22 14:51:26,087 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2021-12-22 14:51:26,088 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2021-12-22 14:51:26,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-22 14:51:26,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-22 14:51:26,088 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_starting_psn [2021-12-22 14:51:26,088 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_starting_psn [2021-12-22 14:51:26,088 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-22 14:51:26,088 INFO L130 BoogieDeclarations]: Found specification of procedure cm_format_mra [2021-12-22 14:51:26,088 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_format_mra [2021-12-22 14:51:26,088 INFO L130 BoogieDeclarations]: Found specification of procedure cm_convert_to_ms [2021-12-22 14:51:26,089 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_convert_to_ms [2021-12-22 14:51:26,089 INFO L130 BoogieDeclarations]: Found specification of procedure cm_find_listen [2021-12-22 14:51:26,089 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_find_listen [2021-12-22 14:51:26,089 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-22 14:51:26,089 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock_irqsave [2021-12-22 14:51:26,089 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock_irqsave [2021-12-22 14:51:26,089 INFO L130 BoogieDeclarations]: Found specification of procedure ib_free_recv_mad [2021-12-22 14:51:26,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_free_recv_mad [2021-12-22 14:51:26,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-22 14:51:26,090 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-22 14:51:26,090 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rep_get_qpn [2021-12-22 14:51:26,090 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rep_get_qpn [2021-12-22 14:51:26,090 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-12-22 14:51:26,090 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-12-22 14:51:26,090 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock_irqrestore [2021-12-22 14:51:26,090 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock_irqrestore [2021-12-22 14:51:26,090 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_path_mtu [2021-12-22 14:51:26,090 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_path_mtu [2021-12-22 14:51:26,091 INFO L130 BoogieDeclarations]: Found specification of procedure rb_erase [2021-12-22 14:51:26,091 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_erase [2021-12-22 14:51:26,091 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_set_primary_sl [2021-12-22 14:51:26,091 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_set_primary_sl [2021-12-22 14:51:26,091 INFO L130 BoogieDeclarations]: Found specification of procedure device_unregister [2021-12-22 14:51:26,091 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unregister [2021-12-22 14:51:26,091 INFO L130 BoogieDeclarations]: Found specification of procedure rb_insert_color [2021-12-22 14:51:26,091 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_insert_color [2021-12-22 14:51:26,091 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-12-22 14:51:26,092 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-12-22 14:51:26,092 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2021-12-22 14:51:26,092 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2021-12-22 14:51:26,092 INFO L130 BoogieDeclarations]: Found specification of procedure ib_modify_mad [2021-12-22 14:51:26,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_modify_mad [2021-12-22 14:51:26,092 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rep_get_target_ack_delay [2021-12-22 14:51:26,092 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rep_get_target_ack_delay [2021-12-22 14:51:26,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 14:51:26,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 14:51:26,093 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_cm_id [2021-12-22 14:51:26,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_cm_id [2021-12-22 14:51:26,093 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-22 14:51:26,093 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-22 14:51:26,093 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-12-22 14:51:26,093 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-12-22 14:51:26,093 INFO L130 BoogieDeclarations]: Found specification of procedure cm_free_msg [2021-12-22 14:51:26,093 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_free_msg [2021-12-22 14:51:26,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-22 14:51:26,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-22 14:51:26,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-22 14:51:26,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-22 14:51:26,094 INFO L130 BoogieDeclarations]: Found specification of procedure cm_insert_remote_qpn [2021-12-22 14:51:26,094 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_insert_remote_qpn [2021-12-22 14:51:26,094 INFO L130 BoogieDeclarations]: Found specification of procedure cm_work_handler [2021-12-22 14:51:26,094 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_work_handler [2021-12-22 14:51:26,094 INFO L130 BoogieDeclarations]: Found specification of procedure ib_create_send_mad [2021-12-22 14:51:26,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_create_send_mad [2021-12-22 14:51:26,094 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2021-12-22 14:51:26,095 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2021-12-22 14:51:26,095 INFO L130 BoogieDeclarations]: Found specification of procedure cm_format_mad_hdr [2021-12-22 14:51:26,095 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_format_mad_hdr [2021-12-22 14:51:26,095 INFO L130 BoogieDeclarations]: Found specification of procedure cm_mra_get_msg_mraed [2021-12-22 14:51:26,095 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_mra_get_msg_mraed [2021-12-22 14:51:26,095 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rej_set_msg_rejected [2021-12-22 14:51:26,095 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rej_set_msg_rejected [2021-12-22 14:51:26,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-22 14:51:26,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-22 14:51:26,096 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2021-12-22 14:51:26,096 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2021-12-22 14:51:26,096 INFO L130 BoogieDeclarations]: Found specification of procedure cm_format_rtu [2021-12-22 14:51:26,096 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_format_rtu [2021-12-22 14:51:26,096 INFO L130 BoogieDeclarations]: Found specification of procedure cm_dequeue_work [2021-12-22 14:51:26,096 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_dequeue_work [2021-12-22 14:51:26,096 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rep_get_rnr_retry_count [2021-12-22 14:51:26,096 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rep_get_rnr_retry_count [2021-12-22 14:51:26,097 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-22 14:51:26,097 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-22 14:51:26,097 INFO L130 BoogieDeclarations]: Found specification of procedure be32_lt [2021-12-22 14:51:26,097 INFO L138 BoogieDeclarations]: Found implementation of procedure be32_lt [2021-12-22 14:51:26,097 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_retry_count [2021-12-22 14:51:26,097 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_retry_count [2021-12-22 14:51:26,097 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-22 14:51:26,097 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-22 14:51:26,098 INFO L130 BoogieDeclarations]: Found specification of procedure cm_init_av_for_response [2021-12-22 14:51:26,098 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_init_av_for_response [2021-12-22 14:51:26,098 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_init_depth [2021-12-22 14:51:26,098 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_init_depth [2021-12-22 14:51:26,098 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-12-22 14:51:26,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-12-22 14:51:26,098 INFO L130 BoogieDeclarations]: Found specification of procedure cm_remove_port_fs [2021-12-22 14:51:26,098 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_remove_port_fs [2021-12-22 14:51:26,099 INFO L130 BoogieDeclarations]: Found specification of procedure cm_alloc_msg [2021-12-22 14:51:26,099 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_alloc_msg [2021-12-22 14:51:26,099 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-22 14:51:26,099 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-22 14:51:26,099 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-22 14:51:26,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-22 14:51:26,099 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_3 [2021-12-22 14:51:26,100 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_3 [2021-12-22 14:51:26,100 INFO L130 BoogieDeclarations]: Found specification of procedure ib_modify_port [2021-12-22 14:51:26,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_modify_port [2021-12-22 14:51:26,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-22 14:51:26,100 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-22 14:51:26,100 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-22 14:51:26,100 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-12-22 14:51:26,100 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-12-22 14:51:26,101 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-22 14:51:26,101 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-22 14:51:26,101 INFO L130 BoogieDeclarations]: Found specification of procedure ib_create_cm_id [2021-12-22 14:51:26,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_create_cm_id [2021-12-22 14:51:26,101 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-12-22 14:51:26,101 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-12-22 14:51:26,101 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_qp_type [2021-12-22 14:51:26,101 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_qp_type [2021-12-22 14:51:26,102 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2021-12-22 14:51:26,102 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2021-12-22 14:51:26,102 INFO L130 BoogieDeclarations]: Found specification of procedure cm_cleanup_timewait [2021-12-22 14:51:26,102 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_cleanup_timewait [2021-12-22 14:51:26,102 INFO L130 BoogieDeclarations]: Found specification of procedure cm_init_av_by_path [2021-12-22 14:51:26,102 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_init_av_by_path [2021-12-22 14:51:26,102 INFO L130 BoogieDeclarations]: Found specification of procedure be32_gt [2021-12-22 14:51:26,102 INFO L138 BoogieDeclarations]: Found implementation of procedure be32_gt [2021-12-22 14:51:26,102 INFO L130 BoogieDeclarations]: Found specification of procedure cm_free_work [2021-12-22 14:51:26,103 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_free_work [2021-12-22 14:51:26,103 INFO L130 BoogieDeclarations]: Found specification of procedure ib_send_cm_rej [2021-12-22 14:51:26,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_send_cm_rej [2021-12-22 14:51:26,103 INFO L130 BoogieDeclarations]: Found specification of procedure cm_insert_remote_id [2021-12-22 14:51:26,103 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_insert_remote_id [2021-12-22 14:51:26,103 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-22 14:51:26,103 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-22 14:51:26,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-22 14:51:26,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-22 14:51:26,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-22 14:51:26,104 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-12-22 14:51:26,104 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-12-22 14:51:26,104 INFO L130 BoogieDeclarations]: Found specification of procedure ib_post_send_mad [2021-12-22 14:51:26,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_post_send_mad [2021-12-22 14:51:26,104 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find [2021-12-22 14:51:26,104 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find [2021-12-22 14:51:26,104 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-12-22 14:51:26,104 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-12-22 14:51:26,104 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_put [2021-12-22 14:51:26,104 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_put [2021-12-22 14:51:26,105 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rep_get_starting_psn [2021-12-22 14:51:26,105 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rep_get_starting_psn [2021-12-22 14:51:26,105 INFO L130 BoogieDeclarations]: Found specification of procedure cm_copy_private_data [2021-12-22 14:51:26,105 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_copy_private_data [2021-12-22 14:51:26,105 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_local_resp_timeout [2021-12-22 14:51:26,105 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_local_resp_timeout [2021-12-22 14:51:26,105 INFO L130 BoogieDeclarations]: Found specification of procedure cm_form_tid [2021-12-22 14:51:26,105 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_form_tid [2021-12-22 14:51:26,105 INFO L130 BoogieDeclarations]: Found specification of procedure cm_acquire_id [2021-12-22 14:51:26,106 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_acquire_id [2021-12-22 14:51:26,106 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2021-12-22 14:51:26,106 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2021-12-22 14:51:26,106 INFO L130 BoogieDeclarations]: Found specification of procedure ib_send_cm_sidr_rep [2021-12-22 14:51:26,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_send_cm_sidr_rep [2021-12-22 14:51:26,106 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-22 14:51:26,106 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-22 14:51:26,106 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_3 [2021-12-22 14:51:26,106 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_3 [2021-12-22 14:51:26,107 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rep_set_srq [2021-12-22 14:51:26,107 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rep_set_srq [2021-12-22 14:51:26,107 INFO L130 BoogieDeclarations]: Found specification of procedure cm_issue_rej [2021-12-22 14:51:26,107 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_issue_rej [2021-12-22 14:51:26,107 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-12-22 14:51:26,107 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-12-22 14:51:26,107 INFO L130 BoogieDeclarations]: Found specification of procedure ib_cancel_mad [2021-12-22 14:51:26,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_cancel_mad [2021-12-22 14:51:26,107 INFO L130 BoogieDeclarations]: Found specification of procedure be64_lt [2021-12-22 14:51:26,107 INFO L138 BoogieDeclarations]: Found implementation of procedure be64_lt [2021-12-22 14:51:26,108 INFO L130 BoogieDeclarations]: Found specification of procedure cm_devnode [2021-12-22 14:51:26,108 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_devnode [2021-12-22 14:51:26,108 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-22 14:51:26,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-22 14:51:26,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-22 14:51:26,903 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 14:51:26,906 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-22 14:51:27,024 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-22 14:51:43,804 INFO L275 CfgBuilder]: Performing block encoding [2021-12-22 14:51:43,827 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-22 14:51:43,827 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-22 14:51:43,830 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 02:51:43 BoogieIcfgContainer [2021-12-22 14:51:43,830 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-22 14:51:43,832 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-22 14:51:43,832 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-22 14:51:43,834 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-22 14:51:43,834 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 02:51:22" (1/3) ... [2021-12-22 14:51:43,834 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33e56ff7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 02:51:43, skipping insertion in model container [2021-12-22 14:51:43,835 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:51:25" (2/3) ... [2021-12-22 14:51:43,835 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33e56ff7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 02:51:43, skipping insertion in model container [2021-12-22 14:51:43,835 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 02:51:43" (3/3) ... [2021-12-22 14:51:43,836 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--infiniband--core--ib_cm.ko-entry_point.cil.out.i [2021-12-22 14:51:43,839 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-22 14:51:43,839 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-22 14:51:43,886 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-22 14:51:43,896 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 14:51:43,896 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-22 14:51:43,945 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) [2021-12-22 14:51:43,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-12-22 14:51:43,967 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:51:43,968 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 14:51:43,968 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:51:43,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:51:43,975 INFO L85 PathProgramCache]: Analyzing trace with hash 1550218799, now seen corresponding path program 1 times [2021-12-22 14:51:43,980 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 14:51:43,980 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1364597472] [2021-12-22 14:51:43,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:51:43,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 14:51:44,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:44,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 14:51:44,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:44,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:51:44,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:44,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:51:44,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:44,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-22 14:51:44,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:44,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:51:44,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:44,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:51:44,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:44,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-22 14:51:44,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:44,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:51:44,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:44,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:51:44,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:44,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-22 14:51:44,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:44,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:51:44,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:44,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:51:44,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:44,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-22 14:51:44,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:44,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:51:44,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:44,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:51:44,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:44,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-22 14:51:44,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:44,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:51:44,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:44,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:51:44,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:44,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-22 14:51:44,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:44,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:51:44,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:44,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:51:44,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:44,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-22 14:51:44,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:44,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:51:44,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:44,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:51:44,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:44,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-22 14:51:44,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:44,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-12-22 14:51:44,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:44,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-12-22 14:51:44,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:44,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-12-22 14:51:44,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:44,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-12-22 14:51:44,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:45,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-12-22 14:51:45,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:51:45,014 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 14:51:45,015 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 14:51:45,016 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1364597472] [2021-12-22 14:51:45,016 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1364597472] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:51:45,016 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 14:51:45,017 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-22 14:51:45,018 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194487515] [2021-12-22 14:51:45,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:51:45,021 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-22 14:51:45,021 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 14:51:45,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-22 14:51:45,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-12-22 14:51:45,050 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) [2021-12-22 14:51:48,918 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 14:51:53,903 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 14:51:56,432 WARN L534 Checker$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 14:51:59,052 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 14:52:01,147 WARN L534 Checker$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 14:52:01,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:52:01,276 INFO L93 Difference]: Finished difference Result 5608 states and 8401 transitions. [2021-12-22 14:52:01,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-22 14:52:01,278 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 14:52:01,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:52:01,313 INFO L225 Difference]: With dead ends: 5608 [2021-12-22 14:52:01,313 INFO L226 Difference]: Without dead ends: 3052 [2021-12-22 14:52:01,352 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 14:52:01,354 INFO L933 BasicCegarLoop]: 3470 mSDtfsCounter, 1519 mSDsluCounter, 1809 mSDsCounter, 0 mSdLazyCounter, 2191 mSolverCounterSat, 1966 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1701 SdHoareTripleChecker+Valid, 5279 SdHoareTripleChecker+Invalid, 4162 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1966 IncrementalHoareTripleChecker+Valid, 2191 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.8s IncrementalHoareTripleChecker+Time [2021-12-22 14:52:01,356 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1701 Valid, 5279 Invalid, 4162 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1966 Valid, 2191 Invalid, 5 Unknown, 0 Unchecked, 15.8s Time] [2021-12-22 14:52:01,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3052 states. [2021-12-22 14:52:01,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3052 to 2522. [2021-12-22 14:52:01,522 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) [2021-12-22 14:52:01,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2522 states to 2522 states and 3608 transitions. [2021-12-22 14:52:01,546 INFO L78 Accepts]: Start accepts. Automaton has 2522 states and 3608 transitions. Word has length 187 [2021-12-22 14:52:01,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:52:01,548 INFO L470 AbstractCegarLoop]: Abstraction has 2522 states and 3608 transitions. [2021-12-22 14:52:01,548 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 14:52:01,548 INFO L276 IsEmpty]: Start isEmpty. Operand 2522 states and 3608 transitions. [2021-12-22 14:52:01,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-12-22 14:52:01,557 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:52:01,557 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 14:52:01,558 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-22 14:52:01,558 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:52:01,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:52:01,559 INFO L85 PathProgramCache]: Analyzing trace with hash -658758625, now seen corresponding path program 1 times [2021-12-22 14:52:01,559 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 14:52:01,561 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1486862776] [2021-12-22 14:52:01,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:52:01,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 14:52:01,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:01,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 14:52:01,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:01,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:01,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:01,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:52:01,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:01,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-22 14:52:01,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:01,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:01,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:01,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:52:01,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:01,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-22 14:52:01,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:01,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:01,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:01,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:52:01,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:01,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-22 14:52:01,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:01,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:01,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:01,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:52:01,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:01,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-22 14:52:01,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:01,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:01,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:01,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:52:01,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:01,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-22 14:52:01,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:02,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:02,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:02,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:52:02,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:02,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-22 14:52:02,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:02,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:02,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:02,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:52:02,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:02,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-22 14:52:02,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:02,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:52:02,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:02,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 14:52:02,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:02,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-22 14:52:02,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:02,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-12-22 14:52:02,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:02,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-12-22 14:52:02,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:02,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-12-22 14:52:02,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:02,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-12-22 14:52:02,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:02,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-12-22 14:52:02,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:52:02,187 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 14:52:02,188 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 14:52:02,188 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1486862776] [2021-12-22 14:52:02,188 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1486862776] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:52:02,188 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 14:52:02,188 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 14:52:02,189 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1186334764] [2021-12-22 14:52:02,189 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:52:02,190 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 14:52:02,190 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 14:52:02,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 14:52:02,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-12-22 14:52:02,191 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) [2021-12-22 14:52:05,680 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 14:52:10,724 WARN L534 Checker$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 14:52:17,409 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 14:52:20,195 WARN L534 Checker$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 14:52:22,532 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 14:52:25,019 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []