./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--qla2xxx--tcm_qla2xxx.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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--qla2xxx--tcm_qla2xxx.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 b0972555dcd79a5f779d586a5c7ed93c052eba30949ae32332c80aa686a12f15 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 14:45:14,495 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 14:45:14,497 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 14:45:14,558 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 14:45:14,558 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 14:45:14,559 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 14:45:14,560 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 14:45:14,581 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 14:45:14,584 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 14:45:14,586 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 14:45:14,586 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 14:45:14,588 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 14:45:14,588 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 14:45:14,591 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 14:45:14,593 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 14:45:14,594 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 14:45:14,596 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 14:45:14,600 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 14:45:14,602 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 14:45:14,605 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 14:45:14,608 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 14:45:14,609 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 14:45:14,610 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 14:45:14,611 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 14:45:14,613 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 14:45:14,614 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 14:45:14,614 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 14:45:14,615 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 14:45:14,615 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 14:45:14,616 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 14:45:14,616 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 14:45:14,617 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 14:45:14,618 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 14:45:14,619 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 14:45:14,620 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 14:45:14,620 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 14:45:14,620 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 14:45:14,621 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 14:45:14,621 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 14:45:14,621 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 14:45:14,622 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 14:45:14,623 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-22 14:45:14,644 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 14:45:14,645 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 14:45:14,645 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 14:45:14,645 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 14:45:14,646 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 14:45:14,646 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 14:45:14,647 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 14:45:14,647 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 14:45:14,647 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 14:45:14,647 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 14:45:14,648 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 14:45:14,648 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 14:45:14,648 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-22 14:45:14,648 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 14:45:14,648 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-22 14:45:14,649 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 14:45:14,649 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 14:45:14,649 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-22 14:45:14,649 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 14:45:14,649 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 14:45:14,649 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 14:45:14,649 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 14:45:14,650 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 14:45:14,650 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 14:45:14,650 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-22 14:45:14,650 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 14:45:14,650 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 14:45:14,651 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-22 14:45:14,651 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-22 14:45:14,651 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-22 14:45:14,652 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 14:45:14,652 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b0972555dcd79a5f779d586a5c7ed93c052eba30949ae32332c80aa686a12f15 [2021-12-22 14:45:14,834 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 14:45:14,849 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 14:45:14,851 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 14:45:14,852 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 14:45:14,853 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 14:45:14,854 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--qla2xxx--tcm_qla2xxx.ko-entry_point.cil.out.i [2021-12-22 14:45:14,909 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/314db506c/ed36d65a6d1147b6bcbe2f6e46ace948/FLAGa427cbc8b [2021-12-22 14:45:15,532 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 14:45:15,532 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--qla2xxx--tcm_qla2xxx.ko-entry_point.cil.out.i [2021-12-22 14:45:15,588 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/314db506c/ed36d65a6d1147b6bcbe2f6e46ace948/FLAGa427cbc8b [2021-12-22 14:45:15,631 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/314db506c/ed36d65a6d1147b6bcbe2f6e46ace948 [2021-12-22 14:45:15,634 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 14:45:15,636 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 14:45:15,637 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 14:45:15,637 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 14:45:15,639 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 14:45:15,640 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 02:45:15" (1/1) ... [2021-12-22 14:45:15,642 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e743b2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:45:15, skipping insertion in model container [2021-12-22 14:45:15,642 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 02:45:15" (1/1) ... [2021-12-22 14:45:15,646 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 14:45:15,769 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 14:45:16,256 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [9725] [2021-12-22 14:45:16,256 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [9726-9727] [2021-12-22 14:45:16,699 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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--qla2xxx--tcm_qla2xxx.ko-entry_point.cil.out.i[294645,294658] [2021-12-22 14:45:18,122 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 14:45:18,144 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 14:45:18,302 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [9725] [2021-12-22 14:45:18,304 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [9726-9727] [2021-12-22 14:45:18,312 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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--qla2xxx--tcm_qla2xxx.ko-entry_point.cil.out.i[294645,294658] [2021-12-22 14:45:18,512 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 14:45:18,627 INFO L208 MainTranslator]: Completed translation [2021-12-22 14:45:18,628 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:45:18 WrapperNode [2021-12-22 14:45:18,629 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 14:45:18,629 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 14:45:18,629 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 14:45:18,630 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 14:45:18,662 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:45:18" (1/1) ... [2021-12-22 14:45:18,760 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:45:18" (1/1) ... [2021-12-22 14:45:18,945 INFO L137 Inliner]: procedures = 303, calls = 2495, calls flagged for inlining = 133, calls inlined = 125, statements flattened = 6082 [2021-12-22 14:45:18,946 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 14:45:18,947 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 14:45:18,947 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 14:45:18,947 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 14:45:18,953 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:45:18" (1/1) ... [2021-12-22 14:45:18,953 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:45:18" (1/1) ... [2021-12-22 14:45:18,998 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:45:18" (1/1) ... [2021-12-22 14:45:19,000 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:45:18" (1/1) ... [2021-12-22 14:45:19,172 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:45:18" (1/1) ... [2021-12-22 14:45:19,193 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:45:18" (1/1) ... [2021-12-22 14:45:19,229 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:45:18" (1/1) ... [2021-12-22 14:45:19,304 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 14:45:19,305 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 14:45:19,305 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 14:45:19,306 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 14:45:19,306 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:45:18" (1/1) ... [2021-12-22 14:45:19,324 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 14:45:19,332 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 14:45:19,342 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 14:45:19,363 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 14:45:19,372 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-12-22 14:45:19,372 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-12-22 14:45:19,373 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_get_task_tag [2021-12-22 14:45:19,373 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_get_task_tag [2021-12-22 14:45:19,373 INFO L130 BoogieDeclarations]: Found specification of procedure qlt_unreg_sess [2021-12-22 14:45:19,373 INFO L138 BoogieDeclarations]: Found implementation of procedure qlt_unreg_sess [2021-12-22 14:45:19,373 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2021-12-22 14:45:19,373 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2021-12-22 14:45:19,373 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_handle_dif_err [2021-12-22 14:45:19,373 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_handle_dif_err [2021-12-22 14:45:19,373 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_shutdown_session [2021-12-22 14:45:19,374 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_shutdown_session [2021-12-22 14:45:19,374 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_queue_data_in [2021-12-22 14:45:19,374 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_queue_data_in [2021-12-22 14:45:19,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-22 14:45:19,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-22 14:45:19,374 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_set_default_node_attrs [2021-12-22 14:45:19,374 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_set_default_node_attrs [2021-12-22 14:45:19,374 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_npiv_drop_lport [2021-12-22 14:45:19,374 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_npiv_drop_lport [2021-12-22 14:45:19,375 INFO L130 BoogieDeclarations]: Found specification of procedure qlt_lport_register [2021-12-22 14:45:19,375 INFO L138 BoogieDeclarations]: Found implementation of procedure qlt_lport_register [2021-12-22 14:45:19,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-12-22 14:45:19,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-12-22 14:45:19,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-22 14:45:19,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-22 14:45:19,375 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_write_pending_status [2021-12-22 14:45:19,375 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_write_pending_status [2021-12-22 14:45:19,375 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2021-12-22 14:45:19,376 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2021-12-22 14:45:19,376 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_check_stop_free [2021-12-22 14:45:19,376 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_check_stop_free [2021-12-22 14:45:19,376 INFO L130 BoogieDeclarations]: Found specification of procedure dump_stack [2021-12-22 14:45:19,376 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_stack [2021-12-22 14:45:19,376 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_check_prod_write_protect [2021-12-22 14:45:19,376 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_check_prod_write_protect [2021-12-22 14:45:19,376 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_set_sess_by_loop_id [2021-12-22 14:45:19,376 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_set_sess_by_loop_id [2021-12-22 14:45:19,377 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_drop_lport [2021-12-22 14:45:19,377 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_drop_lport [2021-12-22 14:45:19,377 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-22 14:45:19,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-22 14:45:19,377 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_clear_nacl_from_fcport_map [2021-12-22 14:45:19,377 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_clear_nacl_from_fcport_map [2021-12-22 14:45:19,377 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-22 14:45:19,377 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-22 14:45:19,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-22 14:45:19,378 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-22 14:45:19,378 INFO L130 BoogieDeclarations]: Found specification of procedure target_fabric_configfs_init [2021-12-22 14:45:19,378 INFO L138 BoogieDeclarations]: Found implementation of procedure target_fabric_configfs_init [2021-12-22 14:45:19,378 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-22 14:45:19,378 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-22 14:45:19,378 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_write_pending [2021-12-22 14:45:19,378 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_write_pending [2021-12-22 14:45:19,378 INFO L130 BoogieDeclarations]: Found specification of procedure arch_spin_is_locked [2021-12-22 14:45:19,379 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_spin_is_locked [2021-12-22 14:45:19,379 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_free_mcmd [2021-12-22 14:45:19,379 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_free_mcmd [2021-12-22 14:45:19,379 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_get_cmd_state [2021-12-22 14:45:19,379 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_get_cmd_state [2021-12-22 14:45:19,379 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_check_demo_mode [2021-12-22 14:45:19,379 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_check_demo_mode [2021-12-22 14:45:19,379 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_parse_wwn [2021-12-22 14:45:19,380 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_parse_wwn [2021-12-22 14:45:19,380 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_init_lport [2021-12-22 14:45:19,380 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_init_lport [2021-12-22 14:45:19,380 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-12-22 14:45:19,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-12-22 14:45:19,380 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_put_sess [2021-12-22 14:45:19,380 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_put_sess [2021-12-22 14:45:19,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-22 14:45:19,380 INFO L130 BoogieDeclarations]: Found specification of procedure btree_destroy32 [2021-12-22 14:45:19,381 INFO L138 BoogieDeclarations]: Found implementation of procedure btree_destroy32 [2021-12-22 14:45:19,381 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-22 14:45:19,381 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-22 14:45:19,381 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_get_tag [2021-12-22 14:45:19,381 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_get_tag [2021-12-22 14:45:19,381 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_make_tpg [2021-12-22 14:45:19,381 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_make_tpg [2021-12-22 14:45:19,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-22 14:45:19,381 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-22 14:45:19,381 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-22 14:45:19,382 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2021-12-22 14:45:19,382 INFO L130 BoogieDeclarations]: Found specification of procedure target_fabric_configfs_deregister [2021-12-22 14:45:19,382 INFO L138 BoogieDeclarations]: Found implementation of procedure target_fabric_configfs_deregister [2021-12-22 14:45:19,382 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_check_demo_write_protect [2021-12-22 14:45:19,382 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_check_demo_write_protect [2021-12-22 14:45:19,382 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-22 14:45:19,382 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-22 14:45:19,382 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2021-12-22 14:45:19,382 INFO L130 BoogieDeclarations]: Found specification of procedure core_tpg_register [2021-12-22 14:45:19,383 INFO L138 BoogieDeclarations]: Found implementation of procedure core_tpg_register [2021-12-22 14:45:19,383 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_get_pr_transport_id [2021-12-22 14:45:19,383 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_get_pr_transport_id [2021-12-22 14:45:19,383 INFO L130 BoogieDeclarations]: Found specification of procedure target_sess_cmd_list_set_waiting [2021-12-22 14:45:19,383 INFO L138 BoogieDeclarations]: Found implementation of procedure target_sess_cmd_list_set_waiting [2021-12-22 14:45:19,383 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-22 14:45:19,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-22 14:45:19,383 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_get_fabric_wwn [2021-12-22 14:45:19,383 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_get_fabric_wwn [2021-12-22 14:45:19,384 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_release_cmd [2021-12-22 14:45:19,384 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_release_cmd [2021-12-22 14:45:19,384 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-22 14:45:19,384 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-22 14:45:19,384 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_tpg_get_inst_index [2021-12-22 14:45:19,384 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_tpg_get_inst_index [2021-12-22 14:45:19,384 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-12-22 14:45:19,384 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-12-22 14:45:19,384 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_tpg_show_enable [2021-12-22 14:45:19,385 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_tpg_show_enable [2021-12-22 14:45:19,385 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_check_demo_mode_cache [2021-12-22 14:45:19,385 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_check_demo_mode_cache [2021-12-22 14:45:19,385 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_drop_tpg [2021-12-22 14:45:19,385 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_drop_tpg [2021-12-22 14:45:19,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-22 14:45:19,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-22 14:45:19,385 INFO L130 BoogieDeclarations]: Found specification of procedure transport_generic_free_cmd [2021-12-22 14:45:19,386 INFO L138 BoogieDeclarations]: Found implementation of procedure transport_generic_free_cmd [2021-12-22 14:45:19,386 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_npiv_extract_wwn [2021-12-22 14:45:19,386 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_npiv_extract_wwn [2021-12-22 14:45:19,386 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_set_sess_by_s_id [2021-12-22 14:45:19,386 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_set_sess_by_s_id [2021-12-22 14:45:19,386 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-22 14:45:19,386 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2021-12-22 14:45:19,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2021-12-22 14:45:19,386 INFO L130 BoogieDeclarations]: Found specification of procedure qlt_enable_vha [2021-12-22 14:45:19,387 INFO L138 BoogieDeclarations]: Found implementation of procedure qlt_enable_vha [2021-12-22 14:45:19,387 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_shutdown_sess [2021-12-22 14:45:19,387 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_shutdown_sess [2021-12-22 14:45:19,387 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_check_demo_mode_login_only [2021-12-22 14:45:19,387 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_check_demo_mode_login_only [2021-12-22 14:45:19,387 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_aborted_task [2021-12-22 14:45:19,387 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_aborted_task [2021-12-22 14:45:19,387 INFO L130 BoogieDeclarations]: Found specification of procedure btree_remove32 [2021-12-22 14:45:19,387 INFO L138 BoogieDeclarations]: Found implementation of procedure btree_remove32 [2021-12-22 14:45:19,387 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_queue_tm_rsp [2021-12-22 14:45:19,388 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_queue_tm_rsp [2021-12-22 14:45:19,388 INFO L130 BoogieDeclarations]: Found specification of procedure transport_generic_request_failure [2021-12-22 14:45:19,388 INFO L138 BoogieDeclarations]: Found implementation of procedure transport_generic_request_failure [2021-12-22 14:45:19,388 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_make_lport [2021-12-22 14:45:19,388 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_make_lport [2021-12-22 14:45:19,388 INFO L130 BoogieDeclarations]: Found specification of procedure qlt_stop_phase1 [2021-12-22 14:45:19,388 INFO L138 BoogieDeclarations]: Found implementation of procedure qlt_stop_phase1 [2021-12-22 14:45:19,388 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_get_fabric_proto_ident [2021-12-22 14:45:19,388 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_get_fabric_proto_ident [2021-12-22 14:45:19,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-22 14:45:19,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-22 14:45:19,389 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_queue_status [2021-12-22 14:45:19,389 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_queue_status [2021-12-22 14:45:19,389 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_npiv_make_lport [2021-12-22 14:45:19,389 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_npiv_make_lport [2021-12-22 14:45:19,389 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-22 14:45:19,389 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-22 14:45:19,389 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_sess_get_index [2021-12-22 14:45:19,389 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_sess_get_index [2021-12-22 14:45:19,390 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_get_pr_transport_id_len [2021-12-22 14:45:19,390 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_get_pr_transport_id_len [2021-12-22 14:45:19,390 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-12-22 14:45:19,390 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-12-22 14:45:19,390 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_handle_data [2021-12-22 14:45:19,390 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_handle_data [2021-12-22 14:45:19,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-22 14:45:19,390 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_format_wwn [2021-12-22 14:45:19,390 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_format_wwn [2021-12-22 14:45:19,390 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-12-22 14:45:19,391 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-12-22 14:45:19,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-22 14:45:19,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-22 14:45:19,391 INFO L130 BoogieDeclarations]: Found specification of procedure target_fabric_configfs_register [2021-12-22 14:45:19,391 INFO L138 BoogieDeclarations]: Found implementation of procedure target_fabric_configfs_register [2021-12-22 14:45:19,391 INFO L130 BoogieDeclarations]: Found specification of procedure btree_insert32 [2021-12-22 14:45:19,391 INFO L138 BoogieDeclarations]: Found implementation of procedure btree_insert32 [2021-12-22 14:45:19,391 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_release_fabric_acl [2021-12-22 14:45:19,391 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_release_fabric_acl [2021-12-22 14:45:19,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-22 14:45:19,392 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2021-12-22 14:45:19,392 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2021-12-22 14:45:19,392 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2021-12-22 14:45:19,392 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2021-12-22 14:45:19,392 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_npiv_get_fabric_name [2021-12-22 14:45:19,392 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_npiv_get_fabric_name [2021-12-22 14:45:19,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-22 14:45:19,392 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_close_session [2021-12-22 14:45:19,392 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_close_session [2021-12-22 14:45:19,393 INFO L130 BoogieDeclarations]: Found specification of procedure utsname [2021-12-22 14:45:19,393 INFO L138 BoogieDeclarations]: Found implementation of procedure utsname [2021-12-22 14:45:19,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-22 14:45:19,393 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-22 14:45:19,393 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_get_fabric_name [2021-12-22 14:45:19,393 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_get_fabric_name [2021-12-22 14:45:19,393 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_free_session [2021-12-22 14:45:19,393 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_free_session [2021-12-22 14:45:19,393 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-22 14:45:19,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-22 14:45:19,394 INFO L130 BoogieDeclarations]: Found specification of procedure btree_update32 [2021-12-22 14:45:19,394 INFO L138 BoogieDeclarations]: Found implementation of procedure btree_update32 [2021-12-22 14:45:19,394 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2021-12-22 14:45:19,394 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2021-12-22 14:45:19,394 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_parse_pr_out_transport_id [2021-12-22 14:45:19,394 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_parse_pr_out_transport_id [2021-12-22 14:45:19,394 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_make_nodeacl [2021-12-22 14:45:19,394 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_make_nodeacl [2021-12-22 14:45:19,394 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_drop_nodeacl [2021-12-22 14:45:19,395 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_drop_nodeacl [2021-12-22 14:45:19,395 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-22 14:45:19,395 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-22 14:45:19,395 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoul [2021-12-22 14:45:19,395 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoul [2021-12-22 14:45:19,395 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-12-22 14:45:19,395 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-12-22 14:45:19,395 INFO L130 BoogieDeclarations]: Found specification of procedure qlt_xmit_response [2021-12-22 14:45:19,395 INFO L138 BoogieDeclarations]: Found implementation of procedure qlt_xmit_response [2021-12-22 14:45:19,396 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_free_cmd [2021-12-22 14:45:19,396 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_free_cmd [2021-12-22 14:45:19,396 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-22 14:45:19,396 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-22 14:45:19,396 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_npiv_make_tpg [2021-12-22 14:45:19,396 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_npiv_make_tpg [2021-12-22 14:45:19,396 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_get_default_depth [2021-12-22 14:45:19,396 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_get_default_depth [2021-12-22 14:45:19,396 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_put_session [2021-12-22 14:45:19,396 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_put_session [2021-12-22 14:45:19,397 INFO L130 BoogieDeclarations]: Found specification of procedure target_reverse_dma_direction [2021-12-22 14:45:19,397 INFO L138 BoogieDeclarations]: Found implementation of procedure target_reverse_dma_direction [2021-12-22 14:45:19,397 INFO L130 BoogieDeclarations]: Found specification of procedure btree_lookup32 [2021-12-22 14:45:19,397 INFO L138 BoogieDeclarations]: Found implementation of procedure btree_lookup32 [2021-12-22 14:45:19,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-22 14:45:19,397 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2021-12-22 14:45:19,397 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2021-12-22 14:45:19,397 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 14:45:19,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 14:45:19,397 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_alloc_fabric_acl [2021-12-22 14:45:19,398 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_alloc_fabric_acl [2021-12-22 14:45:19,398 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-22 14:45:19,398 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-22 14:45:20,132 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 14:45:20,135 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-22 14:45:21,759 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-22 14:45:30,179 INFO L275 CfgBuilder]: Performing block encoding [2021-12-22 14:45:30,204 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-22 14:45:30,205 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-22 14:45:30,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 02:45:30 BoogieIcfgContainer [2021-12-22 14:45:30,210 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-22 14:45:30,215 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-22 14:45:30,216 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-22 14:45:30,219 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-22 14:45:30,220 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 02:45:15" (1/3) ... [2021-12-22 14:45:30,220 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e96e852 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 02:45:30, skipping insertion in model container [2021-12-22 14:45:30,221 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:45:18" (2/3) ... [2021-12-22 14:45:30,221 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e96e852 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 02:45:30, skipping insertion in model container [2021-12-22 14:45:30,221 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 02:45:30" (3/3) ... [2021-12-22 14:45:30,222 INFO L111 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--qla2xxx--tcm_qla2xxx.ko-entry_point.cil.out.i [2021-12-22 14:45:30,233 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-22 14:45:30,233 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-22 14:45:30,286 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-22 14:45:30,294 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 14:45:30,294 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-22 14:45:30,354 INFO L276 IsEmpty]: Start isEmpty. Operand has 2122 states, 1485 states have (on average 1.395959595959596) internal successors, (2073), 1532 states have internal predecessors, (2073), 526 states have call successors, (526), 110 states have call predecessors, (526), 109 states have return successors, (513), 494 states have call predecessors, (513), 513 states have call successors, (513) [2021-12-22 14:45:30,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2021-12-22 14:45:30,385 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:45:30,386 INFO L514 BasicCegarLoop]: trace histogram [41, 41, 41, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:45:30,387 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:45:30,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:45:30,391 INFO L85 PathProgramCache]: Analyzing trace with hash 1483788873, now seen corresponding path program 1 times [2021-12-22 14:45:30,397 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 14:45:30,397 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1055425334] [2021-12-22 14:45:30,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:45:30,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 14:45:30,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 14:45:31,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-22 14:45:31,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-22 14:45:31,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-22 14:45:31,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-22 14:45:31,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-22 14:45:31,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-22 14:45:31,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-22 14:45:31,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-22 14:45:31,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-22 14:45:31,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-22 14:45:31,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-22 14:45:31,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-22 14:45:31,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-22 14:45:31,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-12-22 14:45:31,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-12-22 14:45:31,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-22 14:45:31,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-12-22 14:45:31,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-22 14:45:31,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-12-22 14:45:31,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-12-22 14:45:31,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-12-22 14:45:31,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-12-22 14:45:31,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-12-22 14:45:31,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-22 14:45:31,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-12-22 14:45:31,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-12-22 14:45:31,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-12-22 14:45:31,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-22 14:45:31,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2021-12-22 14:45:31,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-12-22 14:45:31,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-12-22 14:45:31,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-12-22 14:45:31,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2021-12-22 14:45:31,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2021-12-22 14:45:31,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-22 14:45:31,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-12-22 14:45:31,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-12-22 14:45:31,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2021-12-22 14:45:31,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2021-12-22 14:45:31,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-12-22 14:45:31,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2021-12-22 14:45:31,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2021-12-22 14:45:31,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2021-12-22 14:45:31,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-22 14:45:31,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-12-22 14:45:31,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2021-12-22 14:45:31,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2021-12-22 14:45:31,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-12-22 14:45:31,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2021-12-22 14:45:31,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:31,912 INFO L134 CoverageAnalysis]: Checked inductivity of 3424 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3424 trivial. 0 not checked. [2021-12-22 14:45:31,912 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 14:45:31,912 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1055425334] [2021-12-22 14:45:31,914 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1055425334] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:45:31,914 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 14:45:31,914 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-22 14:45:31,915 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1388333258] [2021-12-22 14:45:31,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:45:31,921 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-22 14:45:31,921 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 14:45:31,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-22 14:45:31,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-22 14:45:31,952 INFO L87 Difference]: Start difference. First operand has 2122 states, 1485 states have (on average 1.395959595959596) internal successors, (2073), 1532 states have internal predecessors, (2073), 526 states have call successors, (526), 110 states have call predecessors, (526), 109 states have return successors, (513), 494 states have call predecessors, (513), 513 states have call successors, (513) Second operand has 5 states, 5 states have (on average 19.8) internal successors, (99), 3 states have internal predecessors, (99), 2 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2021-12-22 14:45:38,186 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 14:45:40,200 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 14:45:42,829 WARN L534 Checker$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 14:45:44,850 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 14:45:48,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:45:48,721 INFO L93 Difference]: Finished difference Result 6045 states and 9122 transitions. [2021-12-22 14:45:48,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-22 14:45:48,724 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.8) internal successors, (99), 3 states have internal predecessors, (99), 2 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) Word has length 347 [2021-12-22 14:45:48,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:45:48,766 INFO L225 Difference]: With dead ends: 6045 [2021-12-22 14:45:48,766 INFO L226 Difference]: Without dead ends: 3847 [2021-12-22 14:45:48,785 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-12-22 14:45:48,788 INFO L933 BasicCegarLoop]: 3193 mSDtfsCounter, 3992 mSDsluCounter, 5279 mSDsCounter, 0 mSdLazyCounter, 2759 mSolverCounterSat, 2295 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4301 SdHoareTripleChecker+Valid, 8472 SdHoareTripleChecker+Invalid, 5058 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2295 IncrementalHoareTripleChecker+Valid, 2759 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.3s IncrementalHoareTripleChecker+Time [2021-12-22 14:45:48,789 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4301 Valid, 8472 Invalid, 5058 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2295 Valid, 2759 Invalid, 4 Unknown, 0 Unchecked, 16.3s Time] [2021-12-22 14:45:48,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3847 states. [2021-12-22 14:45:48,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3847 to 3707. [2021-12-22 14:45:48,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3707 states, 2633 states have (on average 1.3801747056589442) internal successors, (3634), 2696 states have internal predecessors, (3634), 861 states have call successors, (861), 213 states have call predecessors, (861), 212 states have return successors, (859), 820 states have call predecessors, (859), 859 states have call successors, (859) [2021-12-22 14:45:49,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3707 states to 3707 states and 5354 transitions. [2021-12-22 14:45:49,011 INFO L78 Accepts]: Start accepts. Automaton has 3707 states and 5354 transitions. Word has length 347 [2021-12-22 14:45:49,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:45:49,014 INFO L470 AbstractCegarLoop]: Abstraction has 3707 states and 5354 transitions. [2021-12-22 14:45:49,015 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.8) internal successors, (99), 3 states have internal predecessors, (99), 2 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2021-12-22 14:45:49,015 INFO L276 IsEmpty]: Start isEmpty. Operand 3707 states and 5354 transitions. [2021-12-22 14:45:49,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 352 [2021-12-22 14:45:49,023 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:45:49,023 INFO L514 BasicCegarLoop]: trace histogram [41, 41, 41, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:45:49,024 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-22 14:45:49,024 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:45:49,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:45:49,024 INFO L85 PathProgramCache]: Analyzing trace with hash 1230379648, now seen corresponding path program 1 times [2021-12-22 14:45:49,024 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 14:45:49,026 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [13468321] [2021-12-22 14:45:49,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:45:49,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 14:45:49,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 14:45:49,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-22 14:45:49,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-22 14:45:49,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-22 14:45:49,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-22 14:45:49,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-22 14:45:49,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-22 14:45:49,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-22 14:45:49,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-22 14:45:49,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-22 14:45:49,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-22 14:45:49,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-22 14:45:49,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-22 14:45:49,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-22 14:45:49,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-12-22 14:45:49,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-12-22 14:45:49,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-22 14:45:49,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-12-22 14:45:49,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-22 14:45:49,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-12-22 14:45:49,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-12-22 14:45:49,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-12-22 14:45:49,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-12-22 14:45:49,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-12-22 14:45:49,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-22 14:45:49,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-12-22 14:45:49,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-12-22 14:45:49,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-12-22 14:45:49,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-22 14:45:49,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2021-12-22 14:45:49,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-12-22 14:45:49,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-12-22 14:45:49,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-12-22 14:45:49,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2021-12-22 14:45:49,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2021-12-22 14:45:49,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-22 14:45:49,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-12-22 14:45:49,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-12-22 14:45:49,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2021-12-22 14:45:49,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2021-12-22 14:45:49,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-12-22 14:45:49,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2021-12-22 14:45:49,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2021-12-22 14:45:49,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2021-12-22 14:45:49,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-22 14:45:49,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-12-22 14:45:49,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2021-12-22 14:45:49,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2021-12-22 14:45:49,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-12-22 14:45:49,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2021-12-22 14:45:49,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:45:49,778 INFO L134 CoverageAnalysis]: Checked inductivity of 3424 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3424 trivial. 0 not checked. [2021-12-22 14:45:49,779 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 14:45:49,779 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [13468321] [2021-12-22 14:45:49,780 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [13468321] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:45:49,780 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 14:45:49,780 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-22 14:45:49,781 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1274273535] [2021-12-22 14:45:49,781 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:45:49,783 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-22 14:45:49,783 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 14:45:49,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-22 14:45:49,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-22 14:45:49,784 INFO L87 Difference]: Start difference. First operand 3707 states and 5354 transitions. Second operand has 5 states, 5 states have (on average 20.6) internal successors, (103), 3 states have internal predecessors, (103), 2 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2021-12-22 14:45:53,164 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 14:45:55,194 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 14:45:57,747 WARN L534 Checker$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 14:45:59,767 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 14:46:04,320 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 14:46:08,317 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 14:46:10,335 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 14:46:13,067 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 14:46:15,094 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 14:46:15,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:46:15,310 INFO L93 Difference]: Finished difference Result 10143 states and 14687 transitions. [2021-12-22 14:46:15,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-22 14:46:15,311 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.6) internal successors, (103), 3 states have internal predecessors, (103), 2 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) Word has length 351 [2021-12-22 14:46:15,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:46:15,351 INFO L225 Difference]: With dead ends: 10143 [2021-12-22 14:46:15,351 INFO L226 Difference]: Without dead ends: 6539 [2021-12-22 14:46:15,363 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-12-22 14:46:15,364 INFO L933 BasicCegarLoop]: 3756 mSDtfsCounter, 3524 mSDsluCounter, 5915 mSDsCounter, 0 mSdLazyCounter, 2818 mSolverCounterSat, 1931 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3811 SdHoareTripleChecker+Valid, 9671 SdHoareTripleChecker+Invalid, 4757 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1931 IncrementalHoareTripleChecker+Valid, 2818 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.2s IncrementalHoareTripleChecker+Time [2021-12-22 14:46:15,364 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3811 Valid, 9671 Invalid, 4757 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1931 Valid, 2818 Invalid, 8 Unknown, 0 Unchecked, 25.2s Time] [2021-12-22 14:46:15,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6539 states. [2021-12-22 14:46:15,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6539 to 6301. [2021-12-22 14:46:15,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6301 states, 4500 states have (on average 1.376) internal successors, (6192), 4624 states have internal predecessors, (6192), 1420 states have call successors, (1420), 381 states have call predecessors, (1420), 380 states have return successors, (1418), 1339 states have call predecessors, (1418), 1418 states have call successors, (1418) [2021-12-22 14:46:15,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6301 states to 6301 states and 9030 transitions. [2021-12-22 14:46:15,675 INFO L78 Accepts]: Start accepts. Automaton has 6301 states and 9030 transitions. Word has length 351 [2021-12-22 14:46:15,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:46:15,677 INFO L470 AbstractCegarLoop]: Abstraction has 6301 states and 9030 transitions. [2021-12-22 14:46:15,678 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.6) internal successors, (103), 3 states have internal predecessors, (103), 2 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2021-12-22 14:46:15,678 INFO L276 IsEmpty]: Start isEmpty. Operand 6301 states and 9030 transitions. [2021-12-22 14:46:15,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 562 [2021-12-22 14:46:15,698 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:46:15,698 INFO L514 BasicCegarLoop]: trace histogram [66, 66, 66, 9, 9, 9, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:46:15,699 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-22 14:46:15,699 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:46:15,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:46:15,700 INFO L85 PathProgramCache]: Analyzing trace with hash -941200576, now seen corresponding path program 1 times [2021-12-22 14:46:15,700 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 14:46:15,700 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [732164134] [2021-12-22 14:46:15,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:46:15,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 14:46:15,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 14:46:16,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-22 14:46:16,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-22 14:46:16,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-22 14:46:16,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-22 14:46:16,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-22 14:46:16,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-22 14:46:16,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-22 14:46:16,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-22 14:46:16,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-22 14:46:16,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-22 14:46:16,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-22 14:46:16,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-22 14:46:16,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-22 14:46:16,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-12-22 14:46:16,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-12-22 14:46:16,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-22 14:46:16,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-12-22 14:46:16,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-22 14:46:16,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-12-22 14:46:16,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-12-22 14:46:16,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-12-22 14:46:16,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-12-22 14:46:16,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-12-22 14:46:16,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-22 14:46:16,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-12-22 14:46:16,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-12-22 14:46:16,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-12-22 14:46:16,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-22 14:46:16,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2021-12-22 14:46:16,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-12-22 14:46:16,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-12-22 14:46:16,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-12-22 14:46:16,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2021-12-22 14:46:16,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2021-12-22 14:46:16,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-22 14:46:16,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-12-22 14:46:16,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-12-22 14:46:16,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2021-12-22 14:46:16,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2021-12-22 14:46:16,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-12-22 14:46:16,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2021-12-22 14:46:16,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2021-12-22 14:46:16,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2021-12-22 14:46:16,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-22 14:46:16,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-12-22 14:46:16,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2021-12-22 14:46:16,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2021-12-22 14:46:16,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-12-22 14:46:16,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2021-12-22 14:46:16,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2021-12-22 14:46:16,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2021-12-22 14:46:16,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:46:16,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2021-12-22 14:46:16,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:46:16,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-12-22 14:46:16,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2021-12-22 14:46:16,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2021-12-22 14:46:16,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2021-12-22 14:46:16,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2021-12-22 14:46:16,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2021-12-22 14:46:16,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-22 14:46:16,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2021-12-22 14:46:16,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2021-12-22 14:46:16,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2021-12-22 14:46:16,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2021-12-22 14:46:16,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2021-12-22 14:46:16,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2021-12-22 14:46:16,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2021-12-22 14:46:16,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2021-12-22 14:46:16,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 445 [2021-12-22 14:46:16,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:16,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2021-12-22 14:46:16,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:17,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2021-12-22 14:46:17,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:17,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-22 14:46:17,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:17,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 471 [2021-12-22 14:46:17,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:17,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 477 [2021-12-22 14:46:17,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:17,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2021-12-22 14:46:17,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:17,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-12-22 14:46:17,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:17,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 495 [2021-12-22 14:46:17,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:17,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2021-12-22 14:46:17,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:17,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-12-22 14:46:17,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:46:17,111 INFO L134 CoverageAnalysis]: Checked inductivity of 8731 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8731 trivial. 0 not checked. [2021-12-22 14:46:17,112 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 14:46:17,112 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [732164134] [2021-12-22 14:46:17,112 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [732164134] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:46:17,112 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 14:46:17,112 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 14:46:17,113 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [488550626] [2021-12-22 14:46:17,113 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:46:17,113 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 14:46:17,113 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 14:46:17,114 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 14:46:17,114 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-22 14:46:17,115 INFO L87 Difference]: Start difference. First operand 6301 states and 9030 transitions. Second operand has 6 states, 6 states have (on average 28.5) internal successors, (171), 3 states have internal predecessors, (171), 3 states have call successors, (85), 6 states have call predecessors, (85), 1 states have return successors, (81), 2 states have call predecessors, (81), 2 states have call successors, (81)