./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 839c364b 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 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 18:05:07,856 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 18:05:07,863 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 18:05:07,902 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 18:05:07,903 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 18:05:07,904 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 18:05:07,905 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 18:05:07,907 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 18:05:07,908 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 18:05:07,909 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 18:05:07,910 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 18:05:07,911 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 18:05:07,911 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 18:05:07,912 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 18:05:07,913 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 18:05:07,914 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 18:05:07,915 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 18:05:07,916 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 18:05:07,917 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 18:05:07,918 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 18:05:07,920 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 18:05:07,921 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 18:05:07,922 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 18:05:07,923 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 18:05:07,933 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 18:05:07,934 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 18:05:07,934 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 18:05:07,935 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 18:05:07,936 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 18:05:07,937 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 18:05:07,937 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 18:05:07,937 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 18:05:07,938 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 18:05:07,943 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 18:05:07,944 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 18:05:07,945 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 18:05:07,945 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 18:05:07,945 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 18:05:07,946 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 18:05:07,946 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 18:05:07,949 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 18:05:07,950 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-14 18:05:07,981 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 18:05:07,981 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 18:05:07,982 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 18:05:07,983 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 18:05:07,985 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 18:05:07,985 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 18:05:07,985 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 18:05:07,986 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 18:05:07,986 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 18:05:07,986 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 18:05:07,987 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 18:05:07,987 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 18:05:07,987 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-14 18:05:07,988 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 18:05:07,988 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-14 18:05:07,988 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 18:05:07,988 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 18:05:07,988 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-14 18:05:07,989 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 18:05:07,989 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 18:05:07,989 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 18:05:07,989 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 18:05:07,989 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 18:05:07,990 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 18:05:07,990 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-14 18:05:07,990 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 18:05:07,990 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-14 18:05:07,991 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-14 18:05:07,992 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-14 18:05:07,992 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-14 18:05:07,992 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 18:05:07,992 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a38a97bc3461038e7e87049558558d95f8c77458c13b5d18555ac11c93e401e9 [2021-12-14 18:05:08,263 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 18:05:08,290 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 18:05:08,292 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 18:05:08,293 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 18:05:08,294 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 18:05:08,295 INFO L432 ainManager$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 [2021-12-14 18:05:08,365 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3612b7a44/eefa884c58a249a08604529b60c83c5a/FLAG3b8fb7e23 [2021-12-14 18:05:09,339 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 18:05:09,340 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 [2021-12-14 18:05:09,399 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3612b7a44/eefa884c58a249a08604529b60c83c5a/FLAG3b8fb7e23 [2021-12-14 18:05:09,842 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3612b7a44/eefa884c58a249a08604529b60c83c5a [2021-12-14 18:05:09,844 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 18:05:09,845 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 18:05:09,847 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 18:05:09,847 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 18:05:09,851 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 18:05:09,851 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:05:09" (1/1) ... [2021-12-14 18:05:09,852 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3eecedf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:05:09, skipping insertion in model container [2021-12-14 18:05:09,853 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:05:09" (1/1) ... [2021-12-14 18:05:09,860 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 18:05:10,003 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 18:05:12,968 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] [2021-12-14 18:05:13,133 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 18:05:13,165 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 18:05:13,648 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] [2021-12-14 18:05:13,656 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 18:05:13,802 INFO L208 MainTranslator]: Completed translation [2021-12-14 18:05:13,804 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:05:13 WrapperNode [2021-12-14 18:05:13,804 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 18:05:13,806 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 18:05:13,806 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 18:05:13,806 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 18:05:13,812 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:05:13" (1/1) ... [2021-12-14 18:05:13,980 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:05:13" (1/1) ... [2021-12-14 18:05:14,284 INFO L137 Inliner]: procedures = 441, calls = 4362, calls flagged for inlining = 207, calls inlined = 185, statements flattened = 7900 [2021-12-14 18:05:14,285 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 18:05:14,286 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 18:05:14,286 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 18:05:14,286 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 18:05:14,294 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:05:13" (1/1) ... [2021-12-14 18:05:14,294 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:05:13" (1/1) ... [2021-12-14 18:05:14,393 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:05:13" (1/1) ... [2021-12-14 18:05:14,394 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:05:13" (1/1) ... [2021-12-14 18:05:14,609 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:05:13" (1/1) ... [2021-12-14 18:05:14,637 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:05:13" (1/1) ... [2021-12-14 18:05:14,684 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:05:13" (1/1) ... [2021-12-14 18:05:14,725 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 18:05:14,727 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 18:05:14,727 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 18:05:14,727 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 18:05:14,728 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:05:13" (1/1) ... [2021-12-14 18:05:14,735 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 18:05:14,743 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 18:05:14,760 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) [2021-12-14 18:05:14,781 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 [2021-12-14 18:05:14,795 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-12-14 18:05:14,796 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-12-14 18:05:14,796 INFO L130 BoogieDeclarations]: Found specification of procedure cm_deref_id [2021-12-14 18:05:14,796 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_deref_id [2021-12-14 18:05:14,796 INFO L130 BoogieDeclarations]: Found specification of procedure cm_reset_to_idle [2021-12-14 18:05:14,796 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_reset_to_idle [2021-12-14 18:05:14,796 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-14 18:05:14,797 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-14 18:05:14,797 INFO L130 BoogieDeclarations]: Found specification of procedure ib_unregister_mad_agent [2021-12-14 18:05:14,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_unregister_mad_agent [2021-12-14 18:05:14,797 INFO L130 BoogieDeclarations]: Found specification of procedure be64_gt [2021-12-14 18:05:14,797 INFO L138 BoogieDeclarations]: Found implementation of procedure be64_gt [2021-12-14 18:05:14,797 INFO L130 BoogieDeclarations]: Found specification of procedure idr_destroy [2021-12-14 18:05:14,798 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_destroy [2021-12-14 18:05:14,798 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-14 18:05:14,798 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-14 18:05:14,798 INFO L130 BoogieDeclarations]: Found specification of procedure cm_process_work [2021-12-14 18:05:14,798 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_process_work [2021-12-14 18:05:14,798 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-14 18:05:14,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-14 18:05:14,799 INFO L130 BoogieDeclarations]: Found specification of procedure cm_ack_timeout [2021-12-14 18:05:14,799 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_ack_timeout [2021-12-14 18:05:14,799 INFO L130 BoogieDeclarations]: Found specification of procedure cm_reject_sidr_req [2021-12-14 18:05:14,799 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_reject_sidr_req [2021-12-14 18:05:14,799 INFO L130 BoogieDeclarations]: Found specification of procedure cm_format_rej [2021-12-14 18:05:14,799 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_format_rej [2021-12-14 18:05:14,800 INFO L130 BoogieDeclarations]: Found specification of procedure cm_set_private_data [2021-12-14 18:05:14,800 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_set_private_data [2021-12-14 18:05:14,800 INFO L130 BoogieDeclarations]: Found specification of procedure class_unregister [2021-12-14 18:05:14,800 INFO L138 BoogieDeclarations]: Found implementation of procedure class_unregister [2021-12-14 18:05:14,800 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_local_qpn [2021-12-14 18:05:14,800 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_local_qpn [2021-12-14 18:05:14,801 INFO L130 BoogieDeclarations]: Found specification of procedure cm_get_id [2021-12-14 18:05:14,801 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_get_id [2021-12-14 18:05:14,801 INFO L130 BoogieDeclarations]: Found specification of procedure cm_alloc_response_msg [2021-12-14 18:05:14,801 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_alloc_response_msg [2021-12-14 18:05:14,801 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_3 [2021-12-14 18:05:14,801 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_3 [2021-12-14 18:05:14,802 INFO L130 BoogieDeclarations]: Found specification of procedure cm_mra_get_service_timeout [2021-12-14 18:05:14,802 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_mra_get_service_timeout [2021-12-14 18:05:14,802 INFO L130 BoogieDeclarations]: Found specification of procedure cm_mask_copy [2021-12-14 18:05:14,802 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_mask_copy [2021-12-14 18:05:14,802 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-14 18:05:14,802 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-14 18:05:14,803 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-14 18:05:14,803 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_resp_res [2021-12-14 18:05:14,803 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_resp_res [2021-12-14 18:05:14,803 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rej_set_reject_info_len [2021-12-14 18:05:14,803 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rej_set_reject_info_len [2021-12-14 18:05:14,803 INFO L130 BoogieDeclarations]: Found specification of procedure cm_enter_timewait [2021-12-14 18:05:14,803 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_enter_timewait [2021-12-14 18:05:14,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-14 18:05:14,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-14 18:05:14,804 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-14 18:05:14,804 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-14 18:05:14,804 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-14 18:05:14,804 INFO L130 BoogieDeclarations]: Found specification of procedure cm_format_drep [2021-12-14 18:05:14,805 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_format_drep [2021-12-14 18:05:14,805 INFO L130 BoogieDeclarations]: Found specification of procedure rb_link_node [2021-12-14 18:05:14,805 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_link_node [2021-12-14 18:05:14,805 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-14 18:05:14,805 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-14 18:05:14,805 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_ah [2021-12-14 18:05:14,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_ah [2021-12-14 18:05:14,806 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-14 18:05:14,806 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-14 18:05:14,806 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc_and_test [2021-12-14 18:05:14,806 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc_and_test [2021-12-14 18:05:14,806 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-14 18:05:14,807 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-14 18:05:14,807 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-14 18:05:14,807 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_set_alt_sl [2021-12-14 18:05:14,807 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_set_alt_sl [2021-12-14 18:05:14,807 INFO L130 BoogieDeclarations]: Found specification of procedure rdma_cap_ib_cm [2021-12-14 18:05:14,807 INFO L138 BoogieDeclarations]: Found implementation of procedure rdma_cap_ib_cm [2021-12-14 18:05:14,808 INFO L130 BoogieDeclarations]: Found specification of procedure cm_create_timewait_info [2021-12-14 18:05:14,808 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_create_timewait_info [2021-12-14 18:05:14,808 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-14 18:05:14,808 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-14 18:05:14,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-14 18:05:14,808 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_rnr_retry_count [2021-12-14 18:05:14,809 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_rnr_retry_count [2021-12-14 18:05:14,809 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-14 18:05:14,809 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_long_inc [2021-12-14 18:05:14,809 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_long_inc [2021-12-14 18:05:14,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-14 18:05:14,809 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-14 18:05:14,809 INFO L130 BoogieDeclarations]: Found specification of procedure cm_destroy_id [2021-12-14 18:05:14,810 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_destroy_id [2021-12-14 18:05:14,810 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-14 18:05:14,810 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-14 18:05:14,810 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2021-12-14 18:05:14,810 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2021-12-14 18:05:14,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-14 18:05:14,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-14 18:05:14,811 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_starting_psn [2021-12-14 18:05:14,811 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_starting_psn [2021-12-14 18:05:14,811 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-14 18:05:14,811 INFO L130 BoogieDeclarations]: Found specification of procedure cm_format_mra [2021-12-14 18:05:14,811 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_format_mra [2021-12-14 18:05:14,812 INFO L130 BoogieDeclarations]: Found specification of procedure cm_convert_to_ms [2021-12-14 18:05:14,812 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_convert_to_ms [2021-12-14 18:05:14,812 INFO L130 BoogieDeclarations]: Found specification of procedure cm_find_listen [2021-12-14 18:05:14,812 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_find_listen [2021-12-14 18:05:14,812 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-14 18:05:14,812 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock_irqsave [2021-12-14 18:05:14,812 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock_irqsave [2021-12-14 18:05:14,813 INFO L130 BoogieDeclarations]: Found specification of procedure ib_free_recv_mad [2021-12-14 18:05:14,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_free_recv_mad [2021-12-14 18:05:14,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-14 18:05:14,813 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-14 18:05:14,813 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rep_get_qpn [2021-12-14 18:05:14,813 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rep_get_qpn [2021-12-14 18:05:14,814 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-12-14 18:05:14,814 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-12-14 18:05:14,814 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock_irqrestore [2021-12-14 18:05:14,814 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock_irqrestore [2021-12-14 18:05:14,814 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_path_mtu [2021-12-14 18:05:14,814 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_path_mtu [2021-12-14 18:05:14,815 INFO L130 BoogieDeclarations]: Found specification of procedure rb_erase [2021-12-14 18:05:14,815 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_erase [2021-12-14 18:05:14,864 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_set_primary_sl [2021-12-14 18:05:14,864 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_set_primary_sl [2021-12-14 18:05:14,864 INFO L130 BoogieDeclarations]: Found specification of procedure device_unregister [2021-12-14 18:05:14,864 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unregister [2021-12-14 18:05:14,864 INFO L130 BoogieDeclarations]: Found specification of procedure rb_insert_color [2021-12-14 18:05:14,864 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_insert_color [2021-12-14 18:05:14,864 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-12-14 18:05:14,864 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-12-14 18:05:14,865 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2021-12-14 18:05:14,865 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2021-12-14 18:05:14,865 INFO L130 BoogieDeclarations]: Found specification of procedure ib_modify_mad [2021-12-14 18:05:14,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_modify_mad [2021-12-14 18:05:14,865 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rep_get_target_ack_delay [2021-12-14 18:05:14,865 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rep_get_target_ack_delay [2021-12-14 18:05:14,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 18:05:14,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 18:05:14,865 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_cm_id [2021-12-14 18:05:14,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_cm_id [2021-12-14 18:05:14,865 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-14 18:05:14,865 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-14 18:05:14,865 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-12-14 18:05:14,866 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-12-14 18:05:14,866 INFO L130 BoogieDeclarations]: Found specification of procedure cm_free_msg [2021-12-14 18:05:14,866 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_free_msg [2021-12-14 18:05:14,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-14 18:05:14,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-14 18:05:14,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-14 18:05:14,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-14 18:05:14,866 INFO L130 BoogieDeclarations]: Found specification of procedure cm_insert_remote_qpn [2021-12-14 18:05:14,866 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_insert_remote_qpn [2021-12-14 18:05:14,866 INFO L130 BoogieDeclarations]: Found specification of procedure cm_work_handler [2021-12-14 18:05:14,866 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_work_handler [2021-12-14 18:05:14,866 INFO L130 BoogieDeclarations]: Found specification of procedure ib_create_send_mad [2021-12-14 18:05:14,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_create_send_mad [2021-12-14 18:05:14,866 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2021-12-14 18:05:14,867 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2021-12-14 18:05:14,867 INFO L130 BoogieDeclarations]: Found specification of procedure cm_format_mad_hdr [2021-12-14 18:05:14,867 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_format_mad_hdr [2021-12-14 18:05:14,867 INFO L130 BoogieDeclarations]: Found specification of procedure cm_mra_get_msg_mraed [2021-12-14 18:05:14,867 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_mra_get_msg_mraed [2021-12-14 18:05:14,867 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rej_set_msg_rejected [2021-12-14 18:05:14,867 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rej_set_msg_rejected [2021-12-14 18:05:14,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-14 18:05:14,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-14 18:05:14,867 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2021-12-14 18:05:14,867 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2021-12-14 18:05:14,867 INFO L130 BoogieDeclarations]: Found specification of procedure cm_format_rtu [2021-12-14 18:05:14,867 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_format_rtu [2021-12-14 18:05:14,867 INFO L130 BoogieDeclarations]: Found specification of procedure cm_dequeue_work [2021-12-14 18:05:14,868 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_dequeue_work [2021-12-14 18:05:14,868 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rep_get_rnr_retry_count [2021-12-14 18:05:14,868 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rep_get_rnr_retry_count [2021-12-14 18:05:14,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-14 18:05:14,868 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-14 18:05:14,868 INFO L130 BoogieDeclarations]: Found specification of procedure be32_lt [2021-12-14 18:05:14,868 INFO L138 BoogieDeclarations]: Found implementation of procedure be32_lt [2021-12-14 18:05:14,868 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_retry_count [2021-12-14 18:05:14,868 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_retry_count [2021-12-14 18:05:14,868 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-14 18:05:14,868 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-14 18:05:14,868 INFO L130 BoogieDeclarations]: Found specification of procedure cm_init_av_for_response [2021-12-14 18:05:14,868 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_init_av_for_response [2021-12-14 18:05:14,868 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_init_depth [2021-12-14 18:05:14,869 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_init_depth [2021-12-14 18:05:14,869 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-12-14 18:05:14,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-12-14 18:05:14,869 INFO L130 BoogieDeclarations]: Found specification of procedure cm_remove_port_fs [2021-12-14 18:05:14,869 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_remove_port_fs [2021-12-14 18:05:14,869 INFO L130 BoogieDeclarations]: Found specification of procedure cm_alloc_msg [2021-12-14 18:05:14,869 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_alloc_msg [2021-12-14 18:05:14,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-14 18:05:14,869 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-14 18:05:14,869 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-14 18:05:14,869 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-14 18:05:14,869 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_3 [2021-12-14 18:05:14,869 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_3 [2021-12-14 18:05:14,869 INFO L130 BoogieDeclarations]: Found specification of procedure ib_modify_port [2021-12-14 18:05:14,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_modify_port [2021-12-14 18:05:14,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-14 18:05:14,870 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-14 18:05:14,870 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-14 18:05:14,870 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-12-14 18:05:14,870 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-12-14 18:05:14,870 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-14 18:05:14,870 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-14 18:05:14,870 INFO L130 BoogieDeclarations]: Found specification of procedure ib_create_cm_id [2021-12-14 18:05:14,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_create_cm_id [2021-12-14 18:05:14,870 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-12-14 18:05:14,870 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-12-14 18:05:14,870 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_qp_type [2021-12-14 18:05:14,870 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_qp_type [2021-12-14 18:05:14,870 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2021-12-14 18:05:14,871 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2021-12-14 18:05:14,871 INFO L130 BoogieDeclarations]: Found specification of procedure cm_cleanup_timewait [2021-12-14 18:05:14,871 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_cleanup_timewait [2021-12-14 18:05:14,871 INFO L130 BoogieDeclarations]: Found specification of procedure cm_init_av_by_path [2021-12-14 18:05:14,871 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_init_av_by_path [2021-12-14 18:05:14,871 INFO L130 BoogieDeclarations]: Found specification of procedure be32_gt [2021-12-14 18:05:14,871 INFO L138 BoogieDeclarations]: Found implementation of procedure be32_gt [2021-12-14 18:05:14,871 INFO L130 BoogieDeclarations]: Found specification of procedure cm_free_work [2021-12-14 18:05:14,871 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_free_work [2021-12-14 18:05:14,871 INFO L130 BoogieDeclarations]: Found specification of procedure ib_send_cm_rej [2021-12-14 18:05:14,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_send_cm_rej [2021-12-14 18:05:14,871 INFO L130 BoogieDeclarations]: Found specification of procedure cm_insert_remote_id [2021-12-14 18:05:14,871 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_insert_remote_id [2021-12-14 18:05:14,871 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-14 18:05:14,871 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-14 18:05:14,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-14 18:05:14,872 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-12-14 18:05:14,872 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-12-14 18:05:14,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-14 18:05:14,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-14 18:05:14,872 INFO L130 BoogieDeclarations]: Found specification of procedure ib_post_send_mad [2021-12-14 18:05:14,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_post_send_mad [2021-12-14 18:05:14,900 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find [2021-12-14 18:05:14,900 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find [2021-12-14 18:05:14,900 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-12-14 18:05:14,900 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-12-14 18:05:14,900 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_put [2021-12-14 18:05:14,900 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_put [2021-12-14 18:05:14,900 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rep_get_starting_psn [2021-12-14 18:05:14,900 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rep_get_starting_psn [2021-12-14 18:05:14,900 INFO L130 BoogieDeclarations]: Found specification of procedure cm_copy_private_data [2021-12-14 18:05:14,900 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_copy_private_data [2021-12-14 18:05:14,900 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_local_resp_timeout [2021-12-14 18:05:14,900 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_local_resp_timeout [2021-12-14 18:05:14,900 INFO L130 BoogieDeclarations]: Found specification of procedure cm_form_tid [2021-12-14 18:05:14,900 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_form_tid [2021-12-14 18:05:14,901 INFO L130 BoogieDeclarations]: Found specification of procedure cm_acquire_id [2021-12-14 18:05:14,901 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_acquire_id [2021-12-14 18:05:14,901 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2021-12-14 18:05:14,901 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2021-12-14 18:05:14,901 INFO L130 BoogieDeclarations]: Found specification of procedure ib_send_cm_sidr_rep [2021-12-14 18:05:14,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_send_cm_sidr_rep [2021-12-14 18:05:14,901 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-14 18:05:14,901 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-14 18:05:14,901 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_3 [2021-12-14 18:05:14,901 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_3 [2021-12-14 18:05:14,901 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rep_set_srq [2021-12-14 18:05:14,901 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rep_set_srq [2021-12-14 18:05:14,901 INFO L130 BoogieDeclarations]: Found specification of procedure cm_issue_rej [2021-12-14 18:05:14,901 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_issue_rej [2021-12-14 18:05:14,901 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-12-14 18:05:14,901 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-12-14 18:05:14,902 INFO L130 BoogieDeclarations]: Found specification of procedure ib_cancel_mad [2021-12-14 18:05:14,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_cancel_mad [2021-12-14 18:05:14,902 INFO L130 BoogieDeclarations]: Found specification of procedure be64_lt [2021-12-14 18:05:14,902 INFO L138 BoogieDeclarations]: Found implementation of procedure be64_lt [2021-12-14 18:05:14,902 INFO L130 BoogieDeclarations]: Found specification of procedure cm_devnode [2021-12-14 18:05:14,902 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_devnode [2021-12-14 18:05:14,902 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-14 18:05:14,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-14 18:05:14,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-14 18:05:15,862 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 18:05:15,865 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 18:05:15,993 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-14 18:05:34,428 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 18:05:34,454 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 18:05:34,455 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-14 18:05:34,458 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:05:34 BoogieIcfgContainer [2021-12-14 18:05:34,459 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 18:05:34,460 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-14 18:05:34,460 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-14 18:05:34,463 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-14 18:05:34,463 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 06:05:09" (1/3) ... [2021-12-14 18:05:34,464 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f5b9740 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 06:05:34, skipping insertion in model container [2021-12-14 18:05:34,464 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:05:13" (2/3) ... [2021-12-14 18:05:34,465 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f5b9740 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 06:05:34, skipping insertion in model container [2021-12-14 18:05:34,465 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:05:34" (3/3) ... [2021-12-14 18:05:34,466 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--infiniband--core--ib_cm.ko-entry_point.cil.out.i [2021-12-14 18:05:34,470 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-14 18:05:34,470 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-14 18:05:34,521 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-14 18:05:34,527 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 [2021-12-14 18:05:34,527 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-14 18:05:34,577 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) [2021-12-14 18:05:34,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-12-14 18:05:34,600 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 18:05:34,601 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] [2021-12-14 18:05:34,602 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 18:05:34,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 18:05:34,606 INFO L85 PathProgramCache]: Analyzing trace with hash -410089185, now seen corresponding path program 1 times [2021-12-14 18:05:34,613 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 18:05:34,613 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [919797689] [2021-12-14 18:05:34,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 18:05:34,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 18:05:34,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:35,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 18:05:35,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:35,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:05:35,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:35,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:05:35,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:35,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-14 18:05:35,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:35,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:05:35,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:35,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:05:35,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:35,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-14 18:05:35,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:35,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:05:35,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:35,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:05:35,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:35,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-14 18:05:35,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:35,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:05:35,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:35,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:05:35,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:35,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-14 18:05:35,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:35,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:05:35,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:35,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:05:35,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:35,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-14 18:05:35,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:35,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:05:35,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:35,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:05:35,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:35,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-14 18:05:35,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:35,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:05:35,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:35,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:05:35,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:35,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-14 18:05:35,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:35,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:05:35,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:35,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:05:35,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:35,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-14 18:05:35,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:35,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-12-14 18:05:35,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:35,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-12-14 18:05:35,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:35,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-12-14 18:05:35,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:35,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-12-14 18:05:35,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:35,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-12-14 18:05:35,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:35,997 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2021-12-14 18:05:35,998 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 18:05:35,999 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [919797689] [2021-12-14 18:05:36,000 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [919797689] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 18:05:36,000 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 18:05:36,001 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-14 18:05:36,003 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1359260233] [2021-12-14 18:05:36,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 18:05:36,009 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-14 18:05:36,010 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 18:05:36,038 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-14 18:05:36,042 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-12-14 18:05:36,049 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) [2021-12-14 18:05:41,295 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 [] [2021-12-14 18:05:47,634 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:05:50,597 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:05:53,503 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:05:55,646 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:05:55,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 18:05:55,826 INFO L93 Difference]: Finished difference Result 5616 states and 8417 transitions. [2021-12-14 18:05:55,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-14 18:05:55,829 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 [2021-12-14 18:05:55,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 18:05:55,877 INFO L225 Difference]: With dead ends: 5616 [2021-12-14 18:05:55,878 INFO L226 Difference]: Without dead ends: 3056 [2021-12-14 18:05:55,924 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 [2021-12-14 18:05:55,928 INFO L933 BasicCegarLoop]: 3488 mSDtfsCounter, 1518 mSDsluCounter, 1815 mSDsCounter, 0 mSdLazyCounter, 2197 mSolverCounterSat, 1965 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1700 SdHoareTripleChecker+Valid, 5303 SdHoareTripleChecker+Invalid, 4167 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1965 IncrementalHoareTripleChecker+Valid, 2197 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.2s IncrementalHoareTripleChecker+Time [2021-12-14 18:05:55,929 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1700 Valid, 5303 Invalid, 4167 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1965 Valid, 2197 Invalid, 5 Unknown, 0 Unchecked, 19.2s Time] [2021-12-14 18:05:55,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3056 states. [2021-12-14 18:05:56,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3056 to 2526. [2021-12-14 18:05:56,208 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) [2021-12-14 18:05:56,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2526 states to 2526 states and 3614 transitions. [2021-12-14 18:05:56,252 INFO L78 Accepts]: Start accepts. Automaton has 2526 states and 3614 transitions. Word has length 187 [2021-12-14 18:05:56,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 18:05:56,255 INFO L470 AbstractCegarLoop]: Abstraction has 2526 states and 3614 transitions. [2021-12-14 18:05:56,255 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) [2021-12-14 18:05:56,256 INFO L276 IsEmpty]: Start isEmpty. Operand 2526 states and 3614 transitions. [2021-12-14 18:05:56,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-12-14 18:05:56,272 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 18:05:56,272 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] [2021-12-14 18:05:56,273 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-14 18:05:56,273 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 18:05:56,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 18:05:56,274 INFO L85 PathProgramCache]: Analyzing trace with hash 1675900687, now seen corresponding path program 1 times [2021-12-14 18:05:56,274 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 18:05:56,276 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1201289575] [2021-12-14 18:05:56,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 18:05:56,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 18:05:56,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:56,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 18:05:56,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:56,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:05:56,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:56,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:05:56,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:56,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-14 18:05:56,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:56,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:05:56,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:56,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:05:56,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:56,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-14 18:05:56,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:56,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:05:56,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:56,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:05:56,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:56,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-14 18:05:56,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:56,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:05:56,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:56,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:05:56,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:56,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-14 18:05:56,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:56,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:05:56,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:56,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:05:56,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:56,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-14 18:05:56,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:56,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:05:56,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:56,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:05:56,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:56,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-14 18:05:56,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:56,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:05:56,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:57,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:05:57,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:57,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-14 18:05:57,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:57,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:05:57,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:57,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:05:57,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:57,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-14 18:05:57,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:57,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-12-14 18:05:57,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:57,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-12-14 18:05:57,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:57,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-12-14 18:05:57,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:57,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-12-14 18:05:57,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:57,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-12-14 18:05:57,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:05:57,256 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2021-12-14 18:05:57,256 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 18:05:57,257 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1201289575] [2021-12-14 18:05:57,257 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1201289575] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 18:05:57,257 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 18:05:57,257 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-14 18:05:57,257 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [239688768] [2021-12-14 18:05:57,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 18:05:57,260 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-14 18:05:57,260 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 18:05:57,261 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-14 18:05:57,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-12-14 18:05:57,261 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) [2021-12-14 18:06:02,468 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 []