./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 ff03de63 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-ff03de6 [2021-12-21 16:18:37,467 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 16:18:37,469 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 16:18:37,535 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 16:18:37,536 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 16:18:37,539 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 16:18:37,541 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 16:18:37,543 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 16:18:37,545 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 16:18:37,550 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 16:18:37,551 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 16:18:37,553 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 16:18:37,553 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 16:18:37,555 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 16:18:37,557 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 16:18:37,560 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 16:18:37,561 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 16:18:37,562 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 16:18:37,564 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 16:18:37,566 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 16:18:37,569 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 16:18:37,570 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 16:18:37,571 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 16:18:37,572 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 16:18:37,576 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 16:18:37,576 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 16:18:37,576 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 16:18:37,578 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 16:18:37,578 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 16:18:37,579 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 16:18:37,579 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 16:18:37,580 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 16:18:37,581 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 16:18:37,581 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 16:18:37,582 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 16:18:37,583 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 16:18:37,583 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 16:18:37,583 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 16:18:37,583 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 16:18:37,584 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 16:18:37,584 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 16:18:37,585 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-21 16:18:37,614 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 16:18:37,615 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 16:18:37,615 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 16:18:37,616 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 16:18:37,616 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-21 16:18:37,617 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-21 16:18:37,617 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 16:18:37,617 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 16:18:37,617 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 16:18:37,618 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 16:18:37,618 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-21 16:18:37,619 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 16:18:37,619 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-21 16:18:37,619 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-21 16:18:37,619 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-21 16:18:37,619 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-21 16:18:37,619 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 16:18:37,619 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-21 16:18:37,620 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 16:18:37,620 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 16:18:37,620 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-21 16:18:37,620 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 16:18:37,620 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 16:18:37,620 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-21 16:18:37,621 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-21 16:18:37,621 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-21 16:18:37,621 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-21 16:18:37,622 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-21 16:18:37,622 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-21 16:18:37,622 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-21 16:18:37,623 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 16:18:37,623 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b0972555dcd79a5f779d586a5c7ed93c052eba30949ae32332c80aa686a12f15 [2021-12-21 16:18:37,800 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 16:18:37,824 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 16:18:37,826 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 16:18:37,827 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 16:18:37,828 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 16:18:37,829 INFO L432 ainManager$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 [2021-12-21 16:18:37,869 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70d93affe/8d00edbe934742bf9ee4a3a8db4c8564/FLAGe0a5f4445 [2021-12-21 16:18:38,570 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 16:18:38,571 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 [2021-12-21 16:18:38,614 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70d93affe/8d00edbe934742bf9ee4a3a8db4c8564/FLAGe0a5f4445 [2021-12-21 16:18:38,848 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70d93affe/8d00edbe934742bf9ee4a3a8db4c8564 [2021-12-21 16:18:38,851 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 16:18:38,852 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 16:18:38,853 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 16:18:38,853 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 16:18:38,855 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 16:18:38,856 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 04:18:38" (1/1) ... [2021-12-21 16:18:38,857 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f5aeec6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:18:38, skipping insertion in model container [2021-12-21 16:18:38,857 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 04:18:38" (1/1) ... [2021-12-21 16:18:38,862 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 16:18:38,968 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 16:18:39,453 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [9725] [2021-12-21 16:18:39,453 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] [2021-12-21 16:18:39,808 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] [2021-12-21 16:18:41,047 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 16:18:41,061 INFO L203 MainTranslator]: Completed pre-run [2021-12-21 16:18:41,207 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [9725] [2021-12-21 16:18:41,209 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] [2021-12-21 16:18:41,220 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] [2021-12-21 16:18:41,419 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 16:18:41,509 INFO L208 MainTranslator]: Completed translation [2021-12-21 16:18:41,510 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:18:41 WrapperNode [2021-12-21 16:18:41,511 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-21 16:18:41,511 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-21 16:18:41,512 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-21 16:18:41,512 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-21 16:18:41,517 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:18:41" (1/1) ... [2021-12-21 16:18:41,598 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:18:41" (1/1) ... [2021-12-21 16:18:41,740 INFO L137 Inliner]: procedures = 303, calls = 2495, calls flagged for inlining = 133, calls inlined = 125, statements flattened = 6082 [2021-12-21 16:18:41,741 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-21 16:18:41,741 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-21 16:18:41,742 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-21 16:18:41,742 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-21 16:18:41,748 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:18:41" (1/1) ... [2021-12-21 16:18:41,748 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:18:41" (1/1) ... [2021-12-21 16:18:41,792 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:18:41" (1/1) ... [2021-12-21 16:18:41,792 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:18:41" (1/1) ... [2021-12-21 16:18:41,936 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:18:41" (1/1) ... [2021-12-21 16:18:41,960 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:18:41" (1/1) ... [2021-12-21 16:18:41,990 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:18:41" (1/1) ... [2021-12-21 16:18:42,018 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-21 16:18:42,020 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-21 16:18:42,020 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-21 16:18:42,020 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-21 16:18:42,021 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:18:41" (1/1) ... [2021-12-21 16:18:42,026 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 16:18:42,033 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 16:18:42,046 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) [2021-12-21 16:18:42,064 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 [2021-12-21 16:18:42,077 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-12-21 16:18:42,077 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-12-21 16:18:42,077 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_get_task_tag [2021-12-21 16:18:42,077 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_get_task_tag [2021-12-21 16:18:42,078 INFO L130 BoogieDeclarations]: Found specification of procedure qlt_unreg_sess [2021-12-21 16:18:42,078 INFO L138 BoogieDeclarations]: Found implementation of procedure qlt_unreg_sess [2021-12-21 16:18:42,078 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2021-12-21 16:18:42,078 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2021-12-21 16:18:42,078 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_handle_dif_err [2021-12-21 16:18:42,078 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_handle_dif_err [2021-12-21 16:18:42,078 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_shutdown_session [2021-12-21 16:18:42,078 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_shutdown_session [2021-12-21 16:18:42,079 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_queue_data_in [2021-12-21 16:18:42,079 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_queue_data_in [2021-12-21 16:18:42,079 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-21 16:18:42,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-21 16:18:42,079 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_set_default_node_attrs [2021-12-21 16:18:42,079 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_set_default_node_attrs [2021-12-21 16:18:42,079 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_npiv_drop_lport [2021-12-21 16:18:42,080 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_npiv_drop_lport [2021-12-21 16:18:42,080 INFO L130 BoogieDeclarations]: Found specification of procedure qlt_lport_register [2021-12-21 16:18:42,080 INFO L138 BoogieDeclarations]: Found implementation of procedure qlt_lport_register [2021-12-21 16:18:42,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-12-21 16:18:42,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-12-21 16:18:42,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-21 16:18:42,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-21 16:18:42,080 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_write_pending_status [2021-12-21 16:18:42,081 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_write_pending_status [2021-12-21 16:18:42,081 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2021-12-21 16:18:42,081 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2021-12-21 16:18:42,081 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_check_stop_free [2021-12-21 16:18:42,081 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_check_stop_free [2021-12-21 16:18:42,081 INFO L130 BoogieDeclarations]: Found specification of procedure dump_stack [2021-12-21 16:18:42,081 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_stack [2021-12-21 16:18:42,081 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_check_prod_write_protect [2021-12-21 16:18:42,082 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_check_prod_write_protect [2021-12-21 16:18:42,082 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_set_sess_by_loop_id [2021-12-21 16:18:42,082 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_set_sess_by_loop_id [2021-12-21 16:18:42,082 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_drop_lport [2021-12-21 16:18:42,082 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_drop_lport [2021-12-21 16:18:42,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-21 16:18:42,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-21 16:18:42,083 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_clear_nacl_from_fcport_map [2021-12-21 16:18:42,083 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_clear_nacl_from_fcport_map [2021-12-21 16:18:42,083 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-21 16:18:42,083 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-21 16:18:42,083 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-21 16:18:42,084 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-21 16:18:42,084 INFO L130 BoogieDeclarations]: Found specification of procedure target_fabric_configfs_init [2021-12-21 16:18:42,084 INFO L138 BoogieDeclarations]: Found implementation of procedure target_fabric_configfs_init [2021-12-21 16:18:42,084 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-21 16:18:42,084 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-21 16:18:42,085 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_write_pending [2021-12-21 16:18:42,085 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_write_pending [2021-12-21 16:18:42,085 INFO L130 BoogieDeclarations]: Found specification of procedure arch_spin_is_locked [2021-12-21 16:18:42,086 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_spin_is_locked [2021-12-21 16:18:42,086 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_free_mcmd [2021-12-21 16:18:42,086 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_free_mcmd [2021-12-21 16:18:42,086 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_get_cmd_state [2021-12-21 16:18:42,086 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_get_cmd_state [2021-12-21 16:18:42,087 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_check_demo_mode [2021-12-21 16:18:42,087 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_check_demo_mode [2021-12-21 16:18:42,087 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_parse_wwn [2021-12-21 16:18:42,087 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_parse_wwn [2021-12-21 16:18:42,087 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_init_lport [2021-12-21 16:18:42,087 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_init_lport [2021-12-21 16:18:42,087 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-12-21 16:18:42,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-12-21 16:18:42,088 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_put_sess [2021-12-21 16:18:42,088 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_put_sess [2021-12-21 16:18:42,088 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-21 16:18:42,088 INFO L130 BoogieDeclarations]: Found specification of procedure btree_destroy32 [2021-12-21 16:18:42,088 INFO L138 BoogieDeclarations]: Found implementation of procedure btree_destroy32 [2021-12-21 16:18:42,089 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-21 16:18:42,089 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-21 16:18:42,089 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_get_tag [2021-12-21 16:18:42,089 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_get_tag [2021-12-21 16:18:42,089 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_make_tpg [2021-12-21 16:18:42,089 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_make_tpg [2021-12-21 16:18:42,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-21 16:18:42,090 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-21 16:18:42,090 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-21 16:18:42,090 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2021-12-21 16:18:42,090 INFO L130 BoogieDeclarations]: Found specification of procedure target_fabric_configfs_deregister [2021-12-21 16:18:42,090 INFO L138 BoogieDeclarations]: Found implementation of procedure target_fabric_configfs_deregister [2021-12-21 16:18:42,091 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_check_demo_write_protect [2021-12-21 16:18:42,091 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_check_demo_write_protect [2021-12-21 16:18:42,091 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-21 16:18:42,091 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-21 16:18:42,091 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2021-12-21 16:18:42,092 INFO L130 BoogieDeclarations]: Found specification of procedure core_tpg_register [2021-12-21 16:18:42,092 INFO L138 BoogieDeclarations]: Found implementation of procedure core_tpg_register [2021-12-21 16:18:42,092 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_get_pr_transport_id [2021-12-21 16:18:42,092 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_get_pr_transport_id [2021-12-21 16:18:42,092 INFO L130 BoogieDeclarations]: Found specification of procedure target_sess_cmd_list_set_waiting [2021-12-21 16:18:42,093 INFO L138 BoogieDeclarations]: Found implementation of procedure target_sess_cmd_list_set_waiting [2021-12-21 16:18:42,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-21 16:18:42,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-21 16:18:42,093 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_get_fabric_wwn [2021-12-21 16:18:42,093 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_get_fabric_wwn [2021-12-21 16:18:42,094 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_release_cmd [2021-12-21 16:18:42,094 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_release_cmd [2021-12-21 16:18:42,094 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-21 16:18:42,094 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-21 16:18:42,094 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_tpg_get_inst_index [2021-12-21 16:18:42,094 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_tpg_get_inst_index [2021-12-21 16:18:42,094 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-12-21 16:18:42,095 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-12-21 16:18:42,095 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_tpg_show_enable [2021-12-21 16:18:42,095 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_tpg_show_enable [2021-12-21 16:18:42,095 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_check_demo_mode_cache [2021-12-21 16:18:42,095 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_check_demo_mode_cache [2021-12-21 16:18:42,095 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_drop_tpg [2021-12-21 16:18:42,096 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_drop_tpg [2021-12-21 16:18:42,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-21 16:18:42,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-21 16:18:42,098 INFO L130 BoogieDeclarations]: Found specification of procedure transport_generic_free_cmd [2021-12-21 16:18:42,098 INFO L138 BoogieDeclarations]: Found implementation of procedure transport_generic_free_cmd [2021-12-21 16:18:42,099 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_npiv_extract_wwn [2021-12-21 16:18:42,100 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_npiv_extract_wwn [2021-12-21 16:18:42,100 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_set_sess_by_s_id [2021-12-21 16:18:42,100 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_set_sess_by_s_id [2021-12-21 16:18:42,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-21 16:18:42,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2021-12-21 16:18:42,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2021-12-21 16:18:42,105 INFO L130 BoogieDeclarations]: Found specification of procedure qlt_enable_vha [2021-12-21 16:18:42,105 INFO L138 BoogieDeclarations]: Found implementation of procedure qlt_enable_vha [2021-12-21 16:18:42,105 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_shutdown_sess [2021-12-21 16:18:42,105 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_shutdown_sess [2021-12-21 16:18:42,105 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_check_demo_mode_login_only [2021-12-21 16:18:42,105 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_check_demo_mode_login_only [2021-12-21 16:18:42,106 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_aborted_task [2021-12-21 16:18:42,106 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_aborted_task [2021-12-21 16:18:42,106 INFO L130 BoogieDeclarations]: Found specification of procedure btree_remove32 [2021-12-21 16:18:42,106 INFO L138 BoogieDeclarations]: Found implementation of procedure btree_remove32 [2021-12-21 16:18:42,106 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_queue_tm_rsp [2021-12-21 16:18:42,106 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_queue_tm_rsp [2021-12-21 16:18:42,106 INFO L130 BoogieDeclarations]: Found specification of procedure transport_generic_request_failure [2021-12-21 16:18:42,106 INFO L138 BoogieDeclarations]: Found implementation of procedure transport_generic_request_failure [2021-12-21 16:18:42,107 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_make_lport [2021-12-21 16:18:42,107 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_make_lport [2021-12-21 16:18:42,107 INFO L130 BoogieDeclarations]: Found specification of procedure qlt_stop_phase1 [2021-12-21 16:18:42,107 INFO L138 BoogieDeclarations]: Found implementation of procedure qlt_stop_phase1 [2021-12-21 16:18:42,107 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_get_fabric_proto_ident [2021-12-21 16:18:42,107 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_get_fabric_proto_ident [2021-12-21 16:18:42,107 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-21 16:18:42,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-21 16:18:42,108 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_queue_status [2021-12-21 16:18:42,108 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_queue_status [2021-12-21 16:18:42,108 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_npiv_make_lport [2021-12-21 16:18:42,108 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_npiv_make_lport [2021-12-21 16:18:42,108 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-21 16:18:42,108 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-21 16:18:42,108 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_sess_get_index [2021-12-21 16:18:42,108 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_sess_get_index [2021-12-21 16:18:42,108 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_get_pr_transport_id_len [2021-12-21 16:18:42,109 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_get_pr_transport_id_len [2021-12-21 16:18:42,109 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-12-21 16:18:42,109 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-12-21 16:18:42,109 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_handle_data [2021-12-21 16:18:42,109 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_handle_data [2021-12-21 16:18:42,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-21 16:18:42,109 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_format_wwn [2021-12-21 16:18:42,109 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_format_wwn [2021-12-21 16:18:42,109 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-12-21 16:18:42,110 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-12-21 16:18:42,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-21 16:18:42,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-21 16:18:42,110 INFO L130 BoogieDeclarations]: Found specification of procedure target_fabric_configfs_register [2021-12-21 16:18:42,110 INFO L138 BoogieDeclarations]: Found implementation of procedure target_fabric_configfs_register [2021-12-21 16:18:42,110 INFO L130 BoogieDeclarations]: Found specification of procedure btree_insert32 [2021-12-21 16:18:42,110 INFO L138 BoogieDeclarations]: Found implementation of procedure btree_insert32 [2021-12-21 16:18:42,110 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_release_fabric_acl [2021-12-21 16:18:42,110 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_release_fabric_acl [2021-12-21 16:18:42,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-21 16:18:42,111 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2021-12-21 16:18:42,111 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2021-12-21 16:18:42,111 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2021-12-21 16:18:42,111 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2021-12-21 16:18:42,111 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_npiv_get_fabric_name [2021-12-21 16:18:42,111 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_npiv_get_fabric_name [2021-12-21 16:18:42,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-21 16:18:42,112 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_close_session [2021-12-21 16:18:42,112 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_close_session [2021-12-21 16:18:42,112 INFO L130 BoogieDeclarations]: Found specification of procedure utsname [2021-12-21 16:18:42,112 INFO L138 BoogieDeclarations]: Found implementation of procedure utsname [2021-12-21 16:18:42,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-21 16:18:42,112 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-21 16:18:42,112 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_get_fabric_name [2021-12-21 16:18:42,112 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_get_fabric_name [2021-12-21 16:18:42,112 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_free_session [2021-12-21 16:18:42,113 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_free_session [2021-12-21 16:18:42,113 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-21 16:18:42,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-21 16:18:42,113 INFO L130 BoogieDeclarations]: Found specification of procedure btree_update32 [2021-12-21 16:18:42,113 INFO L138 BoogieDeclarations]: Found implementation of procedure btree_update32 [2021-12-21 16:18:42,113 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2021-12-21 16:18:42,113 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2021-12-21 16:18:42,113 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_parse_pr_out_transport_id [2021-12-21 16:18:42,114 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_parse_pr_out_transport_id [2021-12-21 16:18:42,114 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_make_nodeacl [2021-12-21 16:18:42,114 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_make_nodeacl [2021-12-21 16:18:42,114 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_drop_nodeacl [2021-12-21 16:18:42,114 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_drop_nodeacl [2021-12-21 16:18:42,114 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-21 16:18:42,114 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-21 16:18:42,114 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoul [2021-12-21 16:18:42,114 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoul [2021-12-21 16:18:42,115 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-12-21 16:18:42,115 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-12-21 16:18:42,115 INFO L130 BoogieDeclarations]: Found specification of procedure qlt_xmit_response [2021-12-21 16:18:42,115 INFO L138 BoogieDeclarations]: Found implementation of procedure qlt_xmit_response [2021-12-21 16:18:42,115 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_free_cmd [2021-12-21 16:18:42,115 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_free_cmd [2021-12-21 16:18:42,116 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-21 16:18:42,116 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-21 16:18:42,116 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_npiv_make_tpg [2021-12-21 16:18:42,116 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_npiv_make_tpg [2021-12-21 16:18:42,116 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_get_default_depth [2021-12-21 16:18:42,116 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_get_default_depth [2021-12-21 16:18:42,116 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_put_session [2021-12-21 16:18:42,116 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_put_session [2021-12-21 16:18:42,117 INFO L130 BoogieDeclarations]: Found specification of procedure target_reverse_dma_direction [2021-12-21 16:18:42,117 INFO L138 BoogieDeclarations]: Found implementation of procedure target_reverse_dma_direction [2021-12-21 16:18:42,117 INFO L130 BoogieDeclarations]: Found specification of procedure btree_lookup32 [2021-12-21 16:18:42,117 INFO L138 BoogieDeclarations]: Found implementation of procedure btree_lookup32 [2021-12-21 16:18:42,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-21 16:18:42,117 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2021-12-21 16:18:42,117 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2021-12-21 16:18:42,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-21 16:18:42,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-21 16:18:42,118 INFO L130 BoogieDeclarations]: Found specification of procedure tcm_qla2xxx_alloc_fabric_acl [2021-12-21 16:18:42,118 INFO L138 BoogieDeclarations]: Found implementation of procedure tcm_qla2xxx_alloc_fabric_acl [2021-12-21 16:18:42,118 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-21 16:18:42,118 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-21 16:18:42,828 INFO L234 CfgBuilder]: Building ICFG [2021-12-21 16:18:42,830 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-21 16:18:44,368 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-21 16:18:52,498 INFO L275 CfgBuilder]: Performing block encoding [2021-12-21 16:18:52,517 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-21 16:18:52,517 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-21 16:18:52,521 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 04:18:52 BoogieIcfgContainer [2021-12-21 16:18:52,524 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-21 16:18:52,525 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-21 16:18:52,525 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-21 16:18:52,528 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-21 16:18:52,528 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.12 04:18:38" (1/3) ... [2021-12-21 16:18:52,528 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b72a405 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 04:18:52, skipping insertion in model container [2021-12-21 16:18:52,528 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:18:41" (2/3) ... [2021-12-21 16:18:52,529 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b72a405 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 04:18:52, skipping insertion in model container [2021-12-21 16:18:52,529 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 04:18:52" (3/3) ... [2021-12-21 16:18:52,531 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 [2021-12-21 16:18:52,536 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-21 16:18:52,536 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-21 16:18:52,578 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-21 16:18:52,583 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 [2021-12-21 16:18:52,583 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-21 16:18:52,628 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) [2021-12-21 16:18:52,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2021-12-21 16:18:52,660 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 16:18:52,660 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] [2021-12-21 16:18:52,661 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 16:18:52,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 16:18:52,664 INFO L85 PathProgramCache]: Analyzing trace with hash 1483788873, now seen corresponding path program 1 times [2021-12-21 16:18:52,670 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 16:18:52,670 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1310367955] [2021-12-21 16:18:52,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 16:18:52,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 16:18:53,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-21 16:18:53,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-21 16:18:53,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-21 16:18:53,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-21 16:18:53,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-21 16:18:53,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-21 16:18:53,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-21 16:18:53,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-21 16:18:53,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-21 16:18:53,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-21 16:18:53,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-21 16:18:53,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-21 16:18:53,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-21 16:18:53,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-21 16:18:53,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-12-21 16:18:53,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-12-21 16:18:53,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-21 16:18:53,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-12-21 16:18:53,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-21 16:18:53,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-12-21 16:18:53,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-12-21 16:18:53,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-12-21 16:18:53,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-12-21 16:18:53,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-12-21 16:18:53,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-21 16:18:53,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-12-21 16:18:53,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-12-21 16:18:53,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-12-21 16:18:53,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-21 16:18:53,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2021-12-21 16:18:53,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-12-21 16:18:53,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-12-21 16:18:53,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-12-21 16:18:53,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2021-12-21 16:18:53,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2021-12-21 16:18:53,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-21 16:18:53,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-12-21 16:18:53,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-12-21 16:18:53,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2021-12-21 16:18:53,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2021-12-21 16:18:53,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-12-21 16:18:53,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2021-12-21 16:18:53,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2021-12-21 16:18:53,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2021-12-21 16:18:53,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-21 16:18:53,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-12-21 16:18:53,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2021-12-21 16:18:53,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2021-12-21 16:18:53,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-12-21 16:18:53,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2021-12-21 16:18:53,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:18:53,940 INFO L134 CoverageAnalysis]: Checked inductivity of 3424 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3424 trivial. 0 not checked. [2021-12-21 16:18:53,941 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 16:18:53,941 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1310367955] [2021-12-21 16:18:53,942 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1310367955] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 16:18:53,943 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 16:18:53,943 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-21 16:18:53,944 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [321030979] [2021-12-21 16:18:53,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 16:18:53,949 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-21 16:18:53,950 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 16:18:53,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-21 16:18:53,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-21 16:18:53,977 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) [2021-12-21 16:18:59,222 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 [] [2021-12-21 16:19:01,251 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-21 16:19:03,917 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-21 16:19:05,943 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 [] [2021-12-21 16:19:09,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 16:19:09,601 INFO L93 Difference]: Finished difference Result 6045 states and 9122 transitions. [2021-12-21 16:19:09,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-21 16:19:09,603 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 [2021-12-21 16:19:09,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 16:19:09,637 INFO L225 Difference]: With dead ends: 6045 [2021-12-21 16:19:09,638 INFO L226 Difference]: Without dead ends: 3847 [2021-12-21 16:19:09,648 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 [2021-12-21 16:19:09,650 INFO L933 BasicCegarLoop]: 3192 mSDtfsCounter, 3992 mSDsluCounter, 5279 mSDsCounter, 0 mSdLazyCounter, 2757 mSolverCounterSat, 2295 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4302 SdHoareTripleChecker+Valid, 8471 SdHoareTripleChecker+Invalid, 5056 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2295 IncrementalHoareTripleChecker+Valid, 2757 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.1s IncrementalHoareTripleChecker+Time [2021-12-21 16:19:09,651 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4302 Valid, 8471 Invalid, 5056 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2295 Valid, 2757 Invalid, 4 Unknown, 0 Unchecked, 15.1s Time] [2021-12-21 16:19:09,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3847 states. [2021-12-21 16:19:09,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3847 to 3707. [2021-12-21 16:19:09,831 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) [2021-12-21 16:19:09,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3707 states to 3707 states and 5354 transitions. [2021-12-21 16:19:09,851 INFO L78 Accepts]: Start accepts. Automaton has 3707 states and 5354 transitions. Word has length 347 [2021-12-21 16:19:09,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 16:19:09,854 INFO L470 AbstractCegarLoop]: Abstraction has 3707 states and 5354 transitions. [2021-12-21 16:19:09,854 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) [2021-12-21 16:19:09,855 INFO L276 IsEmpty]: Start isEmpty. Operand 3707 states and 5354 transitions. [2021-12-21 16:19:09,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 352 [2021-12-21 16:19:09,864 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 16:19:09,865 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] [2021-12-21 16:19:09,865 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-21 16:19:09,866 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 16:19:09,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 16:19:09,866 INFO L85 PathProgramCache]: Analyzing trace with hash 1230379648, now seen corresponding path program 1 times [2021-12-21 16:19:09,866 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 16:19:09,869 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1448894227] [2021-12-21 16:19:09,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 16:19:09,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 16:19:10,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-21 16:19:10,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-21 16:19:10,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-21 16:19:10,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-21 16:19:10,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-21 16:19:10,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-21 16:19:10,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-21 16:19:10,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-21 16:19:10,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-21 16:19:10,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-21 16:19:10,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-21 16:19:10,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-21 16:19:10,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-21 16:19:10,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-21 16:19:10,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-12-21 16:19:10,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-12-21 16:19:10,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-21 16:19:10,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-12-21 16:19:10,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-21 16:19:10,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-12-21 16:19:10,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-12-21 16:19:10,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-12-21 16:19:10,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-12-21 16:19:10,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-12-21 16:19:10,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-21 16:19:10,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-12-21 16:19:10,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-12-21 16:19:10,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-12-21 16:19:10,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-21 16:19:10,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2021-12-21 16:19:10,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-12-21 16:19:10,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-12-21 16:19:10,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-12-21 16:19:10,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2021-12-21 16:19:10,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2021-12-21 16:19:10,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-21 16:19:10,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-12-21 16:19:10,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-12-21 16:19:10,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2021-12-21 16:19:10,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2021-12-21 16:19:10,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-12-21 16:19:10,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2021-12-21 16:19:10,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2021-12-21 16:19:10,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2021-12-21 16:19:10,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-21 16:19:10,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-12-21 16:19:10,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2021-12-21 16:19:10,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2021-12-21 16:19:10,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-12-21 16:19:10,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2021-12-21 16:19:10,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:10,631 INFO L134 CoverageAnalysis]: Checked inductivity of 3424 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3424 trivial. 0 not checked. [2021-12-21 16:19:10,631 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 16:19:10,632 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1448894227] [2021-12-21 16:19:10,632 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1448894227] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 16:19:10,632 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 16:19:10,632 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-21 16:19:10,632 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746658702] [2021-12-21 16:19:10,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 16:19:10,634 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-21 16:19:10,634 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 16:19:10,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-21 16:19:10,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-21 16:19:10,634 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) [2021-12-21 16:19:13,945 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 [] [2021-12-21 16:19:15,964 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-21 16:19:18,465 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-21 16:19:20,497 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-21 16:19:24,826 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-21 16:19:28,496 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-21 16:19:30,523 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-21 16:19:33,085 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-21 16:19:35,110 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-21 16:19:35,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 16:19:35,264 INFO L93 Difference]: Finished difference Result 10143 states and 14687 transitions. [2021-12-21 16:19:35,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-21 16:19:35,265 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 [2021-12-21 16:19:35,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 16:19:35,294 INFO L225 Difference]: With dead ends: 10143 [2021-12-21 16:19:35,295 INFO L226 Difference]: Without dead ends: 6539 [2021-12-21 16:19:35,305 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 [2021-12-21 16:19:35,306 INFO L933 BasicCegarLoop]: 3752 mSDtfsCounter, 3526 mSDsluCounter, 5915 mSDsCounter, 0 mSdLazyCounter, 2814 mSolverCounterSat, 1933 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3814 SdHoareTripleChecker+Valid, 9667 SdHoareTripleChecker+Invalid, 4755 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1933 IncrementalHoareTripleChecker+Valid, 2814 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.3s IncrementalHoareTripleChecker+Time [2021-12-21 16:19:35,307 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3814 Valid, 9667 Invalid, 4755 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1933 Valid, 2814 Invalid, 8 Unknown, 0 Unchecked, 24.3s Time] [2021-12-21 16:19:35,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6539 states. [2021-12-21 16:19:35,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6539 to 6301. [2021-12-21 16:19:35,467 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) [2021-12-21 16:19:35,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6301 states to 6301 states and 9030 transitions. [2021-12-21 16:19:35,488 INFO L78 Accepts]: Start accepts. Automaton has 6301 states and 9030 transitions. Word has length 351 [2021-12-21 16:19:35,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 16:19:35,490 INFO L470 AbstractCegarLoop]: Abstraction has 6301 states and 9030 transitions. [2021-12-21 16:19:35,490 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) [2021-12-21 16:19:35,490 INFO L276 IsEmpty]: Start isEmpty. Operand 6301 states and 9030 transitions. [2021-12-21 16:19:35,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 562 [2021-12-21 16:19:35,508 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 16:19:35,508 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] [2021-12-21 16:19:35,509 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-21 16:19:35,509 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 16:19:35,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 16:19:35,510 INFO L85 PathProgramCache]: Analyzing trace with hash -941200576, now seen corresponding path program 1 times [2021-12-21 16:19:35,510 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 16:19:35,510 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1963329398] [2021-12-21 16:19:35,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 16:19:35,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 16:19:35,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:35,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-21 16:19:35,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:35,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-21 16:19:35,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:35,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-21 16:19:35,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:35,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-21 16:19:35,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:35,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-21 16:19:35,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:35,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-21 16:19:35,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:35,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-21 16:19:35,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-21 16:19:36,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-21 16:19:36,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-21 16:19:36,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-21 16:19:36,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-21 16:19:36,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-21 16:19:36,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-21 16:19:36,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-12-21 16:19:36,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-12-21 16:19:36,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-21 16:19:36,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-12-21 16:19:36,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-21 16:19:36,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-12-21 16:19:36,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-12-21 16:19:36,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-12-21 16:19:36,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-12-21 16:19:36,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-12-21 16:19:36,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-21 16:19:36,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-12-21 16:19:36,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-12-21 16:19:36,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-12-21 16:19:36,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-21 16:19:36,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2021-12-21 16:19:36,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-12-21 16:19:36,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-12-21 16:19:36,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-12-21 16:19:36,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2021-12-21 16:19:36,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2021-12-21 16:19:36,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-21 16:19:36,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-12-21 16:19:36,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-12-21 16:19:36,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2021-12-21 16:19:36,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2021-12-21 16:19:36,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-12-21 16:19:36,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2021-12-21 16:19:36,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2021-12-21 16:19:36,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2021-12-21 16:19:36,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-21 16:19:36,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-12-21 16:19:36,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2021-12-21 16:19:36,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2021-12-21 16:19:36,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-12-21 16:19:36,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2021-12-21 16:19:36,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2021-12-21 16:19:36,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2021-12-21 16:19:36,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:19:36,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2021-12-21 16:19:36,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-21 16:19:36,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-12-21 16:19:36,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2021-12-21 16:19:36,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2021-12-21 16:19:36,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2021-12-21 16:19:36,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2021-12-21 16:19:36,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2021-12-21 16:19:36,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-21 16:19:36,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2021-12-21 16:19:36,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2021-12-21 16:19:36,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2021-12-21 16:19:36,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2021-12-21 16:19:36,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2021-12-21 16:19:36,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2021-12-21 16:19:36,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2021-12-21 16:19:36,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2021-12-21 16:19:36,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 445 [2021-12-21 16:19:36,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2021-12-21 16:19:36,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2021-12-21 16:19:36,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-21 16:19:36,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 471 [2021-12-21 16:19:36,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 477 [2021-12-21 16:19:36,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2021-12-21 16:19:36,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-12-21 16:19:36,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 495 [2021-12-21 16:19:36,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2021-12-21 16:19:36,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-12-21 16:19:36,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:19:36,900 INFO L134 CoverageAnalysis]: Checked inductivity of 8731 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8731 trivial. 0 not checked. [2021-12-21 16:19:36,900 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 16:19:36,901 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1963329398] [2021-12-21 16:19:36,901 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1963329398] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 16:19:36,901 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 16:19:36,901 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-21 16:19:36,901 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1936457520] [2021-12-21 16:19:36,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 16:19:36,902 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-21 16:19:36,902 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 16:19:36,902 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-21 16:19:36,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-21 16:19:36,903 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) [2021-12-21 16:19:40,222 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 []