./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--megaraid--megaraid_sas.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0f8a17c6 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--megaraid--megaraid_sas.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 d4a04f164f23bccd0af71a4f58b3950d923042f92e5233e5b981a5aec1f8e73c --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-17 01:35:25,485 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-17 01:35:25,488 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-17 01:35:25,542 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-17 01:35:25,543 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-17 01:35:25,544 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-17 01:35:25,545 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-17 01:35:25,546 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-17 01:35:25,547 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-17 01:35:25,551 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-17 01:35:25,552 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-17 01:35:25,554 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-17 01:35:25,554 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-17 01:35:25,556 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-17 01:35:25,557 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-17 01:35:25,560 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-17 01:35:25,563 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-17 01:35:25,563 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-17 01:35:25,564 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-17 01:35:25,567 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-17 01:35:25,571 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-17 01:35:25,572 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-17 01:35:25,573 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-17 01:35:25,573 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-17 01:35:25,576 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-17 01:35:25,579 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-17 01:35:25,579 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-17 01:35:25,580 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-17 01:35:25,581 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-17 01:35:25,581 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-17 01:35:25,582 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-17 01:35:25,582 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-17 01:35:25,583 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-17 01:35:25,584 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-17 01:35:25,585 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-17 01:35:25,586 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-17 01:35:25,586 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-17 01:35:25,586 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-17 01:35:25,586 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-17 01:35:25,587 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-17 01:35:25,587 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-17 01:35:25,588 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-17 01:35:25,613 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-17 01:35:25,613 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-17 01:35:25,614 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-17 01:35:25,614 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-17 01:35:25,615 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-17 01:35:25,615 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-17 01:35:25,615 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-17 01:35:25,615 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-17 01:35:25,616 INFO L138 SettingsManager]: * Use SBE=true [2021-11-17 01:35:25,616 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-17 01:35:25,616 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-17 01:35:25,617 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-17 01:35:25,617 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-17 01:35:25,617 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-17 01:35:25,617 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-17 01:35:25,617 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-17 01:35:25,617 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-17 01:35:25,617 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-17 01:35:25,617 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-17 01:35:25,618 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-17 01:35:25,618 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-17 01:35:25,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-17 01:35:25,618 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-17 01:35:25,618 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-17 01:35:25,618 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-17 01:35:25,618 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-17 01:35:25,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-17 01:35:25,619 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-17 01:35:25,619 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-17 01:35:25,619 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-17 01:35:25,619 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-17 01:35:25,619 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d4a04f164f23bccd0af71a4f58b3950d923042f92e5233e5b981a5aec1f8e73c [2021-11-17 01:35:25,793 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-17 01:35:25,814 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-17 01:35:25,816 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-17 01:35:25,817 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-17 01:35:25,818 INFO L275 PluginConnector]: CDTParser initialized [2021-11-17 01:35:25,819 INFO L432 ainManager$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--megaraid--megaraid_sas.ko-entry_point.cil.out.i [2021-11-17 01:35:25,867 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/641a941f5/f795df9cf7684407bb490cb2bce448fe/FLAG7885fd156 [2021-11-17 01:35:26,622 INFO L306 CDTParser]: Found 1 translation units. [2021-11-17 01:35:26,623 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--megaraid--megaraid_sas.ko-entry_point.cil.out.i [2021-11-17 01:35:26,676 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/641a941f5/f795df9cf7684407bb490cb2bce448fe/FLAG7885fd156 [2021-11-17 01:35:27,170 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/641a941f5/f795df9cf7684407bb490cb2bce448fe [2021-11-17 01:35:27,189 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-17 01:35:27,190 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-17 01:35:27,201 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-17 01:35:27,201 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-17 01:35:27,203 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-17 01:35:27,204 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 01:35:27" (1/1) ... [2021-11-17 01:35:27,205 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@610afe3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:35:27, skipping insertion in model container [2021-11-17 01:35:27,208 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 01:35:27" (1/1) ... [2021-11-17 01:35:27,213 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-17 01:35:27,313 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-17 01:35:27,705 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5732] [2021-11-17 01:35:27,705 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5733-5734] [2021-11-17 01:35:28,165 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--megaraid--megaraid_sas.ko-entry_point.cil.out.i[176188,176201] [2021-11-17 01:35:29,948 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-17 01:35:29,991 INFO L203 MainTranslator]: Completed pre-run [2021-11-17 01:35:30,078 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5732] [2021-11-17 01:35:30,080 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5733-5734] [2021-11-17 01:35:30,087 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--megaraid--megaraid_sas.ko-entry_point.cil.out.i[176188,176201] [2021-11-17 01:35:30,597 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-17 01:35:30,707 INFO L208 MainTranslator]: Completed translation [2021-11-17 01:35:30,709 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:35:30 WrapperNode [2021-11-17 01:35:30,709 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-17 01:35:30,710 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-17 01:35:30,710 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-17 01:35:30,710 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-17 01:35:30,714 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:35:30" (1/1) ... [2021-11-17 01:35:30,848 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:35:30" (1/1) ... [2021-11-17 01:35:31,130 INFO L137 Inliner]: procedures = 467, calls = 5592, calls flagged for inlining = 175, calls inlined = 173, statements flattened = 13488 [2021-11-17 01:35:31,131 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-17 01:35:31,131 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-17 01:35:31,132 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-17 01:35:31,132 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-17 01:35:31,138 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:35:30" (1/1) ... [2021-11-17 01:35:31,139 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:35:30" (1/1) ... [2021-11-17 01:35:31,214 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:35:30" (1/1) ... [2021-11-17 01:35:31,215 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:35:30" (1/1) ... [2021-11-17 01:35:31,527 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:35:30" (1/1) ... [2021-11-17 01:35:31,576 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:35:30" (1/1) ... [2021-11-17 01:35:31,673 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:35:30" (1/1) ... [2021-11-17 01:35:31,799 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-17 01:35:31,800 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-17 01:35:31,800 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-17 01:35:31,800 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-17 01:35:31,801 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:35:30" (1/1) ... [2021-11-17 01:35:31,806 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-17 01:35:31,812 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 01:35:31,837 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) [2021-11-17 01:35:31,851 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 [2021-11-17 01:35:31,875 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_read_fw_status_reg_ppc [2021-11-17 01:35:31,875 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_read_fw_status_reg_ppc [2021-11-17 01:35:31,876 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-17 01:35:31,876 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-17 01:35:31,876 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_build_and_issue_cmd_fusion [2021-11-17 01:35:31,876 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_build_and_issue_cmd_fusion [2021-11-17 01:35:31,876 INFO L130 BoogieDeclarations]: Found specification of procedure MR_GetPhyParams [2021-11-17 01:35:31,876 INFO L138 BoogieDeclarations]: Found implementation of procedure MR_GetPhyParams [2021-11-17 01:35:31,876 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_read_fw_status_reg_skinny [2021-11-17 01:35:31,876 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_read_fw_status_reg_skinny [2021-11-17 01:35:31,877 INFO L130 BoogieDeclarations]: Found specification of procedure get_arm_from_strip [2021-11-17 01:35:31,877 INFO L138 BoogieDeclarations]: Found implementation of procedure get_arm_from_strip [2021-11-17 01:35:31,877 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_set_dma_mask [2021-11-17 01:35:31,877 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_set_dma_mask [2021-11-17 01:35:31,877 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_adp_reset_xscale [2021-11-17 01:35:31,877 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_adp_reset_xscale [2021-11-17 01:35:31,877 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_issue_init_mfi [2021-11-17 01:35:31,877 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_issue_init_mfi [2021-11-17 01:35:31,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-11-17 01:35:31,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-11-17 01:35:31,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-17 01:35:31,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-17 01:35:31,878 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_teardown_frame_pool_fusion [2021-11-17 01:35:31,878 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_teardown_frame_pool_fusion [2021-11-17 01:35:31,878 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_free_cmds_fusion [2021-11-17 01:35:31,878 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_free_cmds_fusion [2021-11-17 01:35:31,879 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_slave_configure [2021-11-17 01:35:31,879 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_slave_configure [2021-11-17 01:35:31,879 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_internal_reset_defer_cmds [2021-11-17 01:35:31,879 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_internal_reset_defer_cmds [2021-11-17 01:35:31,879 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-11-17 01:35:31,879 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-11-17 01:35:31,879 INFO L130 BoogieDeclarations]: Found specification of procedure mega_div64_32 [2021-11-17 01:35:31,879 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_div64_32 [2021-11-17 01:35:31,880 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_clear_intr_gen2 [2021-11-17 01:35:31,880 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_clear_intr_gen2 [2021-11-17 01:35:31,880 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_device_put [2021-11-17 01:35:31,880 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_device_put [2021-11-17 01:35:31,880 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-17 01:35:31,880 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-17 01:35:31,880 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_get_request_descriptor [2021-11-17 01:35:31,880 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_get_request_descriptor [2021-11-17 01:35:31,881 INFO L130 BoogieDeclarations]: Found specification of procedure MR_ArPdGet [2021-11-17 01:35:31,881 INFO L138 BoogieDeclarations]: Found implementation of procedure MR_ArPdGet [2021-11-17 01:35:31,881 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-17 01:35:31,881 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-17 01:35:31,881 INFO L130 BoogieDeclarations]: Found specification of procedure ssleep [2021-11-17 01:35:31,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ssleep [2021-11-17 01:35:31,881 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_complete_cmd_dpc [2021-11-17 01:35:31,881 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_complete_cmd_dpc [2021-11-17 01:35:31,882 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_flush_cache [2021-11-17 01:35:31,882 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_flush_cache [2021-11-17 01:35:31,882 INFO L130 BoogieDeclarations]: Found specification of procedure get_row_from_strip [2021-11-17 01:35:31,882 INFO L138 BoogieDeclarations]: Found implementation of procedure get_row_from_strip [2021-11-17 01:35:31,882 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_add_device [2021-11-17 01:35:31,882 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_add_device [2021-11-17 01:35:31,882 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-17 01:35:31,883 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-17 01:35:31,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_29 [2021-11-17 01:35:31,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_29 [2021-11-17 01:35:31,883 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_create [2021-11-17 01:35:31,883 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_create [2021-11-17 01:35:31,883 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_complete_int_cmd [2021-11-17 01:35:31,883 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_complete_int_cmd [2021-11-17 01:35:31,883 INFO L130 BoogieDeclarations]: Found specification of procedure mr_spanset_get_phy_params [2021-11-17 01:35:31,884 INFO L138 BoogieDeclarations]: Found implementation of procedure mr_spanset_get_phy_params [2021-11-17 01:35:31,884 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_resume [2021-11-17 01:35:31,884 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_resume [2021-11-17 01:35:31,884 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_shutdown [2021-11-17 01:35:31,884 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_shutdown [2021-11-17 01:35:31,884 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2021-11-17 01:35:31,884 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-17 01:35:31,884 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-17 01:35:31,885 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_destroy [2021-11-17 01:35:31,885 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_destroy [2021-11-17 01:35:31,885 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_fire_cmd_skinny [2021-11-17 01:35:31,885 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_fire_cmd_skinny [2021-11-17 01:35:31,885 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-17 01:35:31,885 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-11-17 01:35:31,885 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-11-17 01:35:31,885 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_slave_alloc [2021-11-17 01:35:31,886 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_slave_alloc [2021-11-17 01:35:31,886 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2021-11-17 01:35:31,886 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2021-11-17 01:35:31,886 INFO L130 BoogieDeclarations]: Found specification of procedure MR_LdSpanArrayGet [2021-11-17 01:35:31,886 INFO L138 BoogieDeclarations]: Found implementation of procedure MR_LdSpanArrayGet [2021-11-17 01:35:31,886 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_reset_timer [2021-11-17 01:35:31,886 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_reset_timer [2021-11-17 01:35:31,886 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_get_ld_list [2021-11-17 01:35:31,887 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_get_ld_list [2021-11-17 01:35:31,887 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_add_host_with_dma [2021-11-17 01:35:31,887 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_add_host_with_dma [2021-11-17 01:35:31,887 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-17 01:35:31,887 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-17 01:35:31,887 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_get_ld_vf_affiliation [2021-11-17 01:35:31,887 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_get_ld_vf_affiliation [2021-11-17 01:35:31,887 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_register_aen [2021-11-17 01:35:31,888 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_register_aen [2021-11-17 01:35:31,888 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-11-17 01:35:31,888 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-11-17 01:35:31,888 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2021-11-17 01:35:31,888 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2021-11-17 01:35:31,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-17 01:35:31,888 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-11-17 01:35:31,888 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-11-17 01:35:31,889 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-17 01:35:31,889 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-17 01:35:31,889 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_sync_map_info [2021-11-17 01:35:31,889 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_sync_map_info [2021-11-17 01:35:31,889 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-17 01:35:31,889 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-17 01:35:31,889 INFO L130 BoogieDeclarations]: Found specification of procedure megaraid_sas_kill_hba [2021-11-17 01:35:31,889 INFO L138 BoogieDeclarations]: Found implementation of procedure megaraid_sas_kill_hba [2021-11-17 01:35:31,890 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_queue_command_lck [2021-11-17 01:35:31,890 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_queue_command_lck [2021-11-17 01:35:31,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-17 01:35:31,890 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_start_aen [2021-11-17 01:35:31,890 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_start_aen [2021-11-17 01:35:31,890 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_isr_fusion [2021-11-17 01:35:31,890 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_isr_fusion [2021-11-17 01:35:31,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-17 01:35:31,891 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_read_fw_status_reg_xscale [2021-11-17 01:35:31,891 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_read_fw_status_reg_xscale [2021-11-17 01:35:31,891 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-17 01:35:31,891 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-17 01:35:31,891 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_first [2021-11-17 01:35:31,891 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_first [2021-11-17 01:35:31,891 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_issue_blocked_cmd [2021-11-17 01:35:31,892 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_issue_blocked_cmd [2021-11-17 01:35:31,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-17 01:35:31,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-17 01:35:31,892 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-11-17 01:35:31,892 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-11-17 01:35:31,892 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2021-11-17 01:35:31,892 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2021-11-17 01:35:31,892 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_do_ocr [2021-11-17 01:35:31,892 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_do_ocr [2021-11-17 01:35:31,893 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-11-17 01:35:31,893 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-11-17 01:35:31,893 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-11-17 01:35:31,893 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-11-17 01:35:31,893 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-17 01:35:31,893 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-17 01:35:31,893 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-17 01:35:31,893 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-17 01:35:31,894 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_enable_intr_gen2 [2021-11-17 01:35:31,894 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_enable_intr_gen2 [2021-11-17 01:35:31,894 INFO L130 BoogieDeclarations]: Found specification of procedure MR_LdSpanPtrGet [2021-11-17 01:35:31,894 INFO L138 BoogieDeclarations]: Found implementation of procedure MR_LdSpanPtrGet [2021-11-17 01:35:31,894 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_teardown_frame_pool [2021-11-17 01:35:31,894 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_teardown_frame_pool [2021-11-17 01:35:31,894 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_read_fw_status_reg_gen2 [2021-11-17 01:35:31,894 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_read_fw_status_reg_gen2 [2021-11-17 01:35:31,894 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2021-11-17 01:35:31,895 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2021-11-17 01:35:31,895 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_fusion_ocr_wq [2021-11-17 01:35:31,895 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_fusion_ocr_wq [2021-11-17 01:35:31,895 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_sysfs_show_support_device_change [2021-11-17 01:35:31,895 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_sysfs_show_support_device_change [2021-11-17 01:35:31,895 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2021-11-17 01:35:31,895 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_next [2021-11-17 01:35:31,895 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_clear_intr_skinny [2021-11-17 01:35:31,896 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_clear_intr_skinny [2021-11-17 01:35:31,896 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_check_reset_skinny [2021-11-17 01:35:31,896 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_check_reset_skinny [2021-11-17 01:35:31,896 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_enable_intr_skinny [2021-11-17 01:35:31,896 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_enable_intr_skinny [2021-11-17 01:35:31,896 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_is_ldio [2021-11-17 01:35:31,896 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_is_ldio [2021-11-17 01:35:31,896 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2021-11-17 01:35:31,897 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2021-11-17 01:35:31,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-17 01:35:31,897 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2021-11-17 01:35:31,897 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2021-11-17 01:35:31,897 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_reset_device [2021-11-17 01:35:31,897 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_reset_device [2021-11-17 01:35:31,897 INFO L130 BoogieDeclarations]: Found specification of procedure process_fw_state_change_wq [2021-11-17 01:35:31,897 INFO L138 BoogieDeclarations]: Found implementation of procedure process_fw_state_change_wq [2021-11-17 01:35:31,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-17 01:35:31,898 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_mgmt_open [2021-11-17 01:35:31,898 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_mgmt_open [2021-11-17 01:35:31,898 INFO L130 BoogieDeclarations]: Found specification of procedure MR_TargetIdToLdGet [2021-11-17 01:35:31,898 INFO L138 BoogieDeclarations]: Found implementation of procedure MR_TargetIdToLdGet [2021-11-17 01:35:31,898 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_mgmt_ioctl_fw [2021-11-17 01:35:31,898 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_mgmt_ioctl_fw [2021-11-17 01:35:31,898 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2021-11-17 01:35:31,898 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2021-11-17 01:35:31,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-17 01:35:31,899 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2021-11-17 01:35:31,899 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2021-11-17 01:35:31,899 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_reset_bus_host [2021-11-17 01:35:31,899 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_reset_bus_host [2021-11-17 01:35:31,899 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-17 01:35:31,899 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2021-11-17 01:35:31,899 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2021-11-17 01:35:31,899 INFO L130 BoogieDeclarations]: Found specification of procedure get_strip_from_row [2021-11-17 01:35:31,900 INFO L138 BoogieDeclarations]: Found implementation of procedure get_strip_from_row [2021-11-17 01:35:31,900 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-17 01:35:31,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-17 01:35:31,900 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_return_cmd [2021-11-17 01:35:31,900 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_return_cmd [2021-11-17 01:35:31,900 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-11-17 01:35:31,900 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-11-17 01:35:31,900 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_shutdown_controller [2021-11-17 01:35:31,901 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_shutdown_controller [2021-11-17 01:35:31,901 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2021-11-17 01:35:31,901 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2021-11-17 01:35:31,901 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-17 01:35:31,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-17 01:35:31,901 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_device_lookup [2021-11-17 01:35:31,901 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_device_lookup [2021-11-17 01:35:31,901 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_ioc_init_fusion [2021-11-17 01:35:31,902 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_ioc_init_fusion [2021-11-17 01:35:31,902 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_return_cmd_fusion [2021-11-17 01:35:31,902 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_return_cmd_fusion [2021-11-17 01:35:31,902 INFO L130 BoogieDeclarations]: Found specification of procedure driver_create_file [2021-11-17 01:35:31,902 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_create_file [2021-11-17 01:35:31,902 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_clear_intr_ppc [2021-11-17 01:35:31,902 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_clear_intr_ppc [2021-11-17 01:35:31,902 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_init_fw [2021-11-17 01:35:31,902 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_init_fw [2021-11-17 01:35:31,903 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_enable_intr_xscale [2021-11-17 01:35:31,903 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_enable_intr_xscale [2021-11-17 01:35:31,903 INFO L130 BoogieDeclarations]: Found specification of procedure wait_and_poll [2021-11-17 01:35:31,903 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_and_poll [2021-11-17 01:35:31,903 INFO L130 BoogieDeclarations]: Found specification of procedure sema_init [2021-11-17 01:35:31,903 INFO L138 BoogieDeclarations]: Found implementation of procedure sema_init [2021-11-17 01:35:31,903 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-11-17 01:35:31,903 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-11-17 01:35:31,903 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-17 01:35:31,904 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-17 01:35:31,904 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_disable_intr_xscale [2021-11-17 01:35:31,904 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_disable_intr_xscale [2021-11-17 01:35:31,904 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_clear_intr_xscale [2021-11-17 01:35:31,904 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_clear_intr_xscale [2021-11-17 01:35:31,904 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_sriov_start_heartbeat [2021-11-17 01:35:31,904 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_sriov_start_heartbeat [2021-11-17 01:35:31,904 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~u32~0 [2021-11-17 01:35:31,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~u32~0 [2021-11-17 01:35:31,905 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_isr [2021-11-17 01:35:31,905 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_isr [2021-11-17 01:35:31,905 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_check_mpio_paths [2021-11-17 01:35:31,905 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_check_mpio_paths [2021-11-17 01:35:31,905 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_selected_regions [2021-11-17 01:35:31,905 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_selected_regions [2021-11-17 01:35:31,905 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-11-17 01:35:31,905 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-11-17 01:35:31,906 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-11-17 01:35:31,906 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-11-17 01:35:31,906 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2021-11-17 01:35:31,906 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2021-11-17 01:35:31,906 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_transition_to_ready [2021-11-17 01:35:31,906 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_transition_to_ready [2021-11-17 01:35:31,906 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-11-17 01:35:31,906 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-11-17 01:35:31,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-17 01:35:31,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-17 01:35:31,907 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_fire_cmd_xscale [2021-11-17 01:35:31,907 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_fire_cmd_xscale [2021-11-17 01:35:31,907 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_get_cmd_fusion [2021-11-17 01:35:31,907 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_get_cmd_fusion [2021-11-17 01:35:31,907 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_alloc_cmds [2021-11-17 01:35:31,907 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_alloc_cmds [2021-11-17 01:35:31,907 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-17 01:35:31,908 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-17 01:35:31,908 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_sysfs_show_release_date [2021-11-17 01:35:31,908 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_sysfs_show_release_date [2021-11-17 01:35:31,908 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2021-11-17 01:35:31,908 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2021-11-17 01:35:31,908 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-17 01:35:31,908 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_check_reset_xscale [2021-11-17 01:35:31,908 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_check_reset_xscale [2021-11-17 01:35:31,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-17 01:35:31,909 INFO L130 BoogieDeclarations]: Found specification of procedure driver_remove_file [2021-11-17 01:35:31,909 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_remove_file [2021-11-17 01:35:31,909 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-17 01:35:31,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-17 01:35:31,909 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2021-11-17 01:35:31,909 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2021-11-17 01:35:31,909 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_get_map_info [2021-11-17 01:35:31,909 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_get_map_info [2021-11-17 01:35:31,910 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_check_reset_ppc [2021-11-17 01:35:31,910 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_check_reset_ppc [2021-11-17 01:35:31,910 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_alloc [2021-11-17 01:35:31,910 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_alloc [2021-11-17 01:35:31,910 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-11-17 01:35:31,910 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-11-17 01:35:31,910 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_mgmt_fasync [2021-11-17 01:35:31,910 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_mgmt_fasync [2021-11-17 01:35:31,910 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-11-17 01:35:31,911 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_bufflen [2021-11-17 01:35:31,911 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_bufflen [2021-11-17 01:35:31,911 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_check_reset_gen2 [2021-11-17 01:35:31,911 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_check_reset_gen2 [2021-11-17 01:35:31,911 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_start_timer [2021-11-17 01:35:31,911 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_start_timer [2021-11-17 01:35:31,911 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2021-11-17 01:35:31,911 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2021-11-17 01:35:31,911 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-17 01:35:31,912 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-17 01:35:31,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-17 01:35:31,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-17 01:35:31,912 INFO L130 BoogieDeclarations]: Found specification of procedure mega_mod64 [2021-11-17 01:35:31,912 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_mod64 [2021-11-17 01:35:31,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_scsi_host_template_10 [2021-11-17 01:35:31,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_scsi_host_template_10 [2021-11-17 01:35:31,912 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-17 01:35:31,913 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-17 01:35:31,913 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-17 01:35:31,913 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-17 01:35:31,913 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-17 01:35:31,913 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-17 01:35:31,913 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_sglist [2021-11-17 01:35:31,913 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_sglist [2021-11-17 01:35:31,913 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_read_fw_status_reg_fusion [2021-11-17 01:35:31,913 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_read_fw_status_reg_fusion [2021-11-17 01:35:31,914 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msix [2021-11-17 01:35:31,914 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msix [2021-11-17 01:35:31,914 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_rq_timeout [2021-11-17 01:35:31,914 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_rq_timeout [2021-11-17 01:35:31,914 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-11-17 01:35:31,914 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-11-17 01:35:31,914 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2021-11-17 01:35:31,915 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2021-11-17 01:35:31,915 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-11-17 01:35:31,915 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-11-17 01:35:31,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-17 01:35:31,915 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-17 01:35:31,915 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-17 01:35:31,915 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_disable_intr_fusion [2021-11-17 01:35:31,916 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_disable_intr_fusion [2021-11-17 01:35:31,916 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-11-17 01:35:31,916 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-11-17 01:35:31,916 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_adp_reset_gen2 [2021-11-17 01:35:31,916 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_adp_reset_gen2 [2021-11-17 01:35:31,916 INFO L130 BoogieDeclarations]: Found specification of procedure copy_in_user [2021-11-17 01:35:31,916 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_in_user [2021-11-17 01:35:31,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-17 01:35:31,916 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_issue_dcmd_fusion [2021-11-17 01:35:31,917 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_issue_dcmd_fusion [2021-11-17 01:35:31,917 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_check_and_restore_queue_depth [2021-11-17 01:35:31,917 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_check_and_restore_queue_depth [2021-11-17 01:35:31,917 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_dma_map [2021-11-17 01:35:31,917 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_dma_map [2021-11-17 01:35:31,917 INFO L130 BoogieDeclarations]: Found specification of procedure get_cpu_mask [2021-11-17 01:35:31,917 INFO L138 BoogieDeclarations]: Found implementation of procedure get_cpu_mask [2021-11-17 01:35:31,917 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_sysfs_show_support_poll_for_event [2021-11-17 01:35:31,917 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_sysfs_show_support_poll_for_event [2021-11-17 01:35:31,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-17 01:35:31,918 INFO L130 BoogieDeclarations]: Found specification of procedure MR_PdDevHandleGet [2021-11-17 01:35:31,918 INFO L138 BoogieDeclarations]: Found implementation of procedure MR_PdDevHandleGet [2021-11-17 01:35:31,918 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-17 01:35:31,918 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-17 01:35:31,918 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_init_adapter_mfi [2021-11-17 01:35:31,918 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_init_adapter_mfi [2021-11-17 01:35:31,918 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-11-17 01:35:31,919 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-11-17 01:35:31,919 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-17 01:35:31,919 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-17 01:35:31,919 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~~u32~0~X~$Pointer$~TO~VOID [2021-11-17 01:35:31,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~~u32~0~X~$Pointer$~TO~VOID [2021-11-17 01:35:31,919 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-17 01:35:31,919 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-17 01:35:31,919 INFO L130 BoogieDeclarations]: Found specification of procedure MR_LdRaidGet [2021-11-17 01:35:31,919 INFO L138 BoogieDeclarations]: Found implementation of procedure MR_LdRaidGet [2021-11-17 01:35:31,920 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_msix [2021-11-17 01:35:31,920 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_msix [2021-11-17 01:35:31,920 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-11-17 01:35:31,920 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-11-17 01:35:31,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-17 01:35:31,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-17 01:35:31,920 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_build_and_issue_cmd [2021-11-17 01:35:31,920 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_build_and_issue_cmd [2021-11-17 01:35:31,921 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_make_sgl_skinny [2021-11-17 01:35:31,921 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_make_sgl_skinny [2021-11-17 01:35:31,921 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2021-11-17 01:35:31,921 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2021-11-17 01:35:31,921 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_dma_unmap [2021-11-17 01:35:31,921 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_dma_unmap [2021-11-17 01:35:31,921 INFO L130 BoogieDeclarations]: Found specification of procedure find_first_bit [2021-11-17 01:35:31,921 INFO L138 BoogieDeclarations]: Found implementation of procedure find_first_bit [2021-11-17 01:35:31,922 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_get_frame_count [2021-11-17 01:35:31,922 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_get_frame_count [2021-11-17 01:35:31,922 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_clear_intr_fusion [2021-11-17 01:35:31,922 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_clear_intr_fusion [2021-11-17 01:35:31,922 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_reset_reply_desc [2021-11-17 01:35:31,922 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_reset_reply_desc [2021-11-17 01:35:31,922 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_sysfs_show_version [2021-11-17 01:35:31,922 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_sysfs_show_version [2021-11-17 01:35:31,922 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_mgmt_ioctl_aen [2021-11-17 01:35:31,923 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_mgmt_ioctl_aen [2021-11-17 01:35:31,923 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-17 01:35:31,923 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-17 01:35:31,923 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_mgmt_poll [2021-11-17 01:35:31,923 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_mgmt_poll [2021-11-17 01:35:31,923 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_complete_cmd_dpc_fusion [2021-11-17 01:35:31,923 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_complete_cmd_dpc_fusion [2021-11-17 01:35:31,923 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_probe_one [2021-11-17 01:35:31,923 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_probe_one [2021-11-17 01:35:31,924 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_fire_cmd_fusion [2021-11-17 01:35:31,924 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_fire_cmd_fusion [2021-11-17 01:35:31,924 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_disable_intr_ppc [2021-11-17 01:35:31,924 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_disable_intr_ppc [2021-11-17 01:35:31,924 INFO L130 BoogieDeclarations]: Found specification of procedure MR_ValidateMapInfo [2021-11-17 01:35:31,924 INFO L138 BoogieDeclarations]: Found implementation of procedure MR_ValidateMapInfo [2021-11-17 01:35:31,924 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-11-17 01:35:31,924 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-11-17 01:35:31,925 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_weight [2021-11-17 01:35:31,925 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_weight [2021-11-17 01:35:31,925 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_reset_fusion [2021-11-17 01:35:31,925 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_reset_fusion [2021-11-17 01:35:31,925 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_free_cmds [2021-11-17 01:35:31,925 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_free_cmds [2021-11-17 01:35:31,925 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-11-17 01:35:31,925 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-11-17 01:35:31,925 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_adp_reset_fusion [2021-11-17 01:35:31,926 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_adp_reset_fusion [2021-11-17 01:35:31,926 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_issue_blocked_abort_cmd [2021-11-17 01:35:31,926 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_issue_blocked_abort_cmd [2021-11-17 01:35:31,926 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_release_fusion [2021-11-17 01:35:31,926 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_release_fusion [2021-11-17 01:35:31,926 INFO L130 BoogieDeclarations]: Found specification of procedure complete_cmd_fusion [2021-11-17 01:35:31,926 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_cmd_fusion [2021-11-17 01:35:31,926 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_lookup_instance [2021-11-17 01:35:31,926 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_lookup_instance [2021-11-17 01:35:31,927 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-17 01:35:31,927 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-17 01:35:31,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-17 01:35:31,927 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_queue_command [2021-11-17 01:35:31,927 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_queue_command [2021-11-17 01:35:31,927 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-17 01:35:31,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-17 01:35:31,927 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_issue_dcmd [2021-11-17 01:35:31,927 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_issue_dcmd [2021-11-17 01:35:31,928 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_get_pd_list [2021-11-17 01:35:31,928 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_get_pd_list [2021-11-17 01:35:31,928 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_generic_reset [2021-11-17 01:35:31,928 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_generic_reset [2021-11-17 01:35:31,928 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_remove_device [2021-11-17 01:35:31,928 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_remove_device [2021-11-17 01:35:31,928 INFO L130 BoogieDeclarations]: Found specification of procedure irq_set_affinity_hint [2021-11-17 01:35:31,928 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_set_affinity_hint [2021-11-17 01:35:31,928 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device_mem [2021-11-17 01:35:31,929 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device_mem [2021-11-17 01:35:31,929 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_complete_cmd [2021-11-17 01:35:31,929 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_complete_cmd [2021-11-17 01:35:31,929 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_sysfs_show_dbg_lvl [2021-11-17 01:35:31,929 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_sysfs_show_dbg_lvl [2021-11-17 01:35:31,929 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_release_mfi [2021-11-17 01:35:31,929 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_release_mfi [2021-11-17 01:35:31,929 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-11-17 01:35:31,929 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-11-17 01:35:31,929 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-11-17 01:35:31,930 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-11-17 01:35:31,930 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2021-11-17 01:35:31,930 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2021-11-17 01:35:31,930 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_enable_intr_fusion [2021-11-17 01:35:31,930 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_enable_intr_fusion [2021-11-17 01:35:31,930 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_get_cmd [2021-11-17 01:35:31,930 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_get_cmd [2021-11-17 01:35:31,930 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-11-17 01:35:31,930 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-11-17 01:35:31,931 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-17 01:35:31,931 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-17 01:35:31,931 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_wait_for_outstanding_fusion [2021-11-17 01:35:31,931 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_wait_for_outstanding_fusion [2021-11-17 01:35:31,931 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2021-11-17 01:35:31,931 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2021-11-17 01:35:31,931 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_enable_intr_ppc [2021-11-17 01:35:31,931 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_enable_intr_ppc [2021-11-17 01:35:31,931 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-11-17 01:35:31,932 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-11-17 01:35:31,932 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_check_reset_fusion [2021-11-17 01:35:31,932 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_check_reset_fusion [2021-11-17 01:35:31,932 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_fire_cmd_ppc [2021-11-17 01:35:31,932 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_fire_cmd_ppc [2021-11-17 01:35:31,932 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-17 01:35:31,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-17 01:35:31,932 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2021-11-17 01:35:31,932 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2021-11-17 01:35:31,933 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_ld_list_query [2021-11-17 01:35:31,933 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_ld_list_query [2021-11-17 01:35:31,933 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-11-17 01:35:31,933 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-11-17 01:35:31,933 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2021-11-17 01:35:31,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-17 01:35:31,933 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-17 01:35:31,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-17 01:35:31,933 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_detach_one [2021-11-17 01:35:31,934 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_detach_one [2021-11-17 01:35:31,934 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_issue_polled [2021-11-17 01:35:31,934 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_issue_polled [2021-11-17 01:35:31,934 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_init_adapter_fusion [2021-11-17 01:35:31,934 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_init_adapter_fusion [2021-11-17 01:35:31,934 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_make_sgl64 [2021-11-17 01:35:31,934 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_make_sgl64 [2021-11-17 01:35:31,934 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2021-11-17 01:35:31,934 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2021-11-17 01:35:33,125 INFO L236 CfgBuilder]: Building ICFG [2021-11-17 01:35:33,129 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-17 01:35:35,285 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-17 01:35:51,074 INFO L277 CfgBuilder]: Performing block encoding [2021-11-17 01:35:51,104 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-17 01:35:51,105 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-17 01:35:51,112 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 01:35:51 BoogieIcfgContainer [2021-11-17 01:35:51,112 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-17 01:35:51,114 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-17 01:35:51,114 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-17 01:35:51,119 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-17 01:35:51,120 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.11 01:35:27" (1/3) ... [2021-11-17 01:35:51,120 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40399cad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 01:35:51, skipping insertion in model container [2021-11-17 01:35:51,121 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:35:30" (2/3) ... [2021-11-17 01:35:51,121 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40399cad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 01:35:51, skipping insertion in model container [2021-11-17 01:35:51,121 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 01:35:51" (3/3) ... [2021-11-17 01:35:51,123 INFO L111 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_sas.ko-entry_point.cil.out.i [2021-11-17 01:35:51,128 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-17 01:35:51,128 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-17 01:35:51,183 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-17 01:35:51,187 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 [2021-11-17 01:35:51,187 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-17 01:35:51,266 INFO L276 IsEmpty]: Start isEmpty. Operand has 5324 states, 3779 states have (on average 1.4006350886477905) internal successors, (5293), 3882 states have internal predecessors, (5293), 1305 states have call successors, (1305), 239 states have call predecessors, (1305), 238 states have return successors, (1290), 1263 states have call predecessors, (1290), 1290 states have call successors, (1290) [2021-11-17 01:35:51,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2021-11-17 01:35:51,282 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 01:35:51,283 INFO L514 BasicCegarLoop]: trace histogram [27, 27, 27, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 01:35:51,283 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 01:35:51,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 01:35:51,287 INFO L85 PathProgramCache]: Analyzing trace with hash -1987054300, now seen corresponding path program 1 times [2021-11-17 01:35:51,292 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 01:35:51,292 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [789574920] [2021-11-17 01:35:51,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 01:35:51,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 01:35:51,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:35:52,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 01:35:52,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:35:52,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-11-17 01:35:52,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:35:52,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 01:35:52,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:35:52,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-17 01:35:52,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:35:52,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-11-17 01:35:52,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:35:52,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-11-17 01:35:52,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:35:52,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-11-17 01:35:52,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:35:52,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-11-17 01:35:52,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:35:52,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-17 01:35:52,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:35:52,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-11-17 01:35:52,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:35:52,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-11-17 01:35:52,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:35:52,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-11-17 01:35:52,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:35:52,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 01:35:52,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:35:52,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 01:35:52,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:35:52,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-11-17 01:35:52,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:35:52,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-11-17 01:35:52,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:35:52,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-11-17 01:35:52,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:35:52,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-11-17 01:35:52,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:35:52,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-11-17 01:35:52,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:35:52,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 01:35:52,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:35:52,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-11-17 01:35:52,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:35:52,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-11-17 01:35:52,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:35:52,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-11-17 01:35:52,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:35:52,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-11-17 01:35:52,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:35:52,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-17 01:35:52,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:35:52,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-11-17 01:35:52,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:35:52,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-11-17 01:35:52,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:35:52,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2021-11-17 01:35:52,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:35:52,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2021-11-17 01:35:52,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:35:52,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-11-17 01:35:52,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:35:52,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2021-11-17 01:35:52,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:35:52,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2021-11-17 01:35:52,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:35:52,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2021-11-17 01:35:52,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:35:52,403 INFO L134 CoverageAnalysis]: Checked inductivity of 1464 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1464 trivial. 0 not checked. [2021-11-17 01:35:52,404 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 01:35:52,404 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [789574920] [2021-11-17 01:35:52,404 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [789574920] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 01:35:52,405 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 01:35:52,405 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-17 01:35:52,406 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055961160] [2021-11-17 01:35:52,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 01:35:52,409 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-17 01:35:52,410 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 01:35:52,430 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-17 01:35:52,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-17 01:35:52,440 INFO L87 Difference]: Start difference. First operand has 5324 states, 3779 states have (on average 1.4006350886477905) internal successors, (5293), 3882 states have internal predecessors, (5293), 1305 states have call successors, (1305), 239 states have call predecessors, (1305), 238 states have return successors, (1290), 1263 states have call predecessors, (1290), 1290 states have call successors, (1290) Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2021-11-17 01:35:54,513 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:35:56,580 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:36:01,023 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:36:12,913 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:36:14,933 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:36:22,841 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:36:25,241 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:36:29,281 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:36:33,166 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:36:42,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 01:36:42,223 INFO L93 Difference]: Finished difference Result 17067 states and 26458 transitions. [2021-11-17 01:36:42,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-17 01:36:42,225 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 225 [2021-11-17 01:36:42,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 01:36:42,322 INFO L225 Difference]: With dead ends: 17067 [2021-11-17 01:36:42,322 INFO L226 Difference]: Without dead ends: 11671 [2021-11-17 01:36:42,377 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-17 01:36:42,384 INFO L933 BasicCegarLoop]: 8445 mSDtfsCounter, 13558 mSDsluCounter, 13446 mSDsCounter, 0 mSdLazyCounter, 9055 mSolverCounterSat, 7475 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 45.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14363 SdHoareTripleChecker+Valid, 21891 SdHoareTripleChecker+Invalid, 16538 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 7475 IncrementalHoareTripleChecker+Valid, 9055 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 48.6s IncrementalHoareTripleChecker+Time [2021-11-17 01:36:42,385 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [14363 Valid, 21891 Invalid, 16538 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [7475 Valid, 9055 Invalid, 8 Unknown, 0 Unchecked, 48.6s Time] [2021-11-17 01:36:42,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11671 states. [2021-11-17 01:36:43,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11671 to 10151. [2021-11-17 01:36:43,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10151 states, 7251 states have (on average 1.3977382430009653) internal successors, (10135), 7417 states have internal predecessors, (10135), 2441 states have call successors, (2441), 460 states have call predecessors, (2441), 458 states have return successors, (2440), 2384 states have call predecessors, (2440), 2440 states have call successors, (2440) [2021-11-17 01:36:43,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10151 states to 10151 states and 15016 transitions. [2021-11-17 01:36:43,121 INFO L78 Accepts]: Start accepts. Automaton has 10151 states and 15016 transitions. Word has length 225 [2021-11-17 01:36:43,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 01:36:43,124 INFO L470 AbstractCegarLoop]: Abstraction has 10151 states and 15016 transitions. [2021-11-17 01:36:43,125 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2021-11-17 01:36:43,125 INFO L276 IsEmpty]: Start isEmpty. Operand 10151 states and 15016 transitions. [2021-11-17 01:36:43,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2021-11-17 01:36:43,137 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 01:36:43,138 INFO L514 BasicCegarLoop]: trace histogram [27, 27, 27, 6, 6, 6, 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] [2021-11-17 01:36:43,138 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-17 01:36:43,138 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 01:36:43,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 01:36:43,139 INFO L85 PathProgramCache]: Analyzing trace with hash 1504509522, now seen corresponding path program 1 times [2021-11-17 01:36:43,139 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 01:36:43,139 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [663833696] [2021-11-17 01:36:43,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 01:36:43,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 01:36:43,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:43,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 01:36:43,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:43,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-11-17 01:36:43,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:43,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 01:36:43,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:43,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-17 01:36:43,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:43,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-11-17 01:36:43,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:43,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-11-17 01:36:43,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:43,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-11-17 01:36:43,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:43,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-11-17 01:36:43,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:43,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-17 01:36:43,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:43,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-11-17 01:36:43,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:43,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-11-17 01:36:43,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:43,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-11-17 01:36:43,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:43,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 01:36:43,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:43,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 01:36:43,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:43,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-11-17 01:36:43,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:43,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-11-17 01:36:43,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:43,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-11-17 01:36:43,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:43,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-11-17 01:36:43,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:43,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-11-17 01:36:43,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:43,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 01:36:43,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:43,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-11-17 01:36:43,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:43,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-11-17 01:36:43,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:43,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-11-17 01:36:43,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:43,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-11-17 01:36:43,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:43,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-17 01:36:43,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:43,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-11-17 01:36:43,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:43,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-11-17 01:36:43,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:43,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2021-11-17 01:36:43,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:43,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2021-11-17 01:36:43,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:43,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-11-17 01:36:43,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:43,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2021-11-17 01:36:43,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:43,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2021-11-17 01:36:43,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:43,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2021-11-17 01:36:43,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:43,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-17 01:36:43,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:43,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 01:36:43,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:43,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 01:36:43,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:43,776 INFO L134 CoverageAnalysis]: Checked inductivity of 1466 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1464 trivial. 0 not checked. [2021-11-17 01:36:43,777 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 01:36:43,777 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [663833696] [2021-11-17 01:36:43,777 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [663833696] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-17 01:36:43,777 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [973875256] [2021-11-17 01:36:43,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 01:36:43,778 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-17 01:36:43,778 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 01:36:43,779 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-17 01:36:43,788 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-17 01:36:45,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:45,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 4350 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-17 01:36:45,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-17 01:36:45,670 INFO L134 CoverageAnalysis]: Checked inductivity of 1466 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1466 trivial. 0 not checked. [2021-11-17 01:36:45,670 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-17 01:36:45,670 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [973875256] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 01:36:45,670 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-17 01:36:45,670 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2021-11-17 01:36:45,671 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [971737935] [2021-11-17 01:36:45,671 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 01:36:45,672 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-17 01:36:45,672 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 01:36:45,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-17 01:36:45,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-17 01:36:45,672 INFO L87 Difference]: Start difference. First operand 10151 states and 15016 transitions. Second operand has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2021-11-17 01:36:46,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 01:36:46,407 INFO L93 Difference]: Finished difference Result 30209 states and 44688 transitions. [2021-11-17 01:36:46,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-17 01:36:46,408 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 249 [2021-11-17 01:36:46,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 01:36:46,556 INFO L225 Difference]: With dead ends: 30209 [2021-11-17 01:36:46,557 INFO L226 Difference]: Without dead ends: 20127 [2021-11-17 01:36:46,634 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 323 GetRequests, 318 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-17 01:36:46,636 INFO L933 BasicCegarLoop]: 9021 mSDtfsCounter, 7708 mSDsluCounter, 7644 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7708 SdHoareTripleChecker+Valid, 16665 SdHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-17 01:36:46,636 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7708 Valid, 16665 Invalid, 130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-17 01:36:46,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20127 states. [2021-11-17 01:36:47,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20127 to 20120. [2021-11-17 01:36:47,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20120 states, 14405 states have (on average 1.3969455050329747) internal successors, (20123), 14739 states have internal predecessors, (20123), 4798 states have call successors, (4798), 919 states have call predecessors, (4798), 916 states have return successors, (4797), 4683 states have call predecessors, (4797), 4797 states have call successors, (4797) [2021-11-17 01:36:47,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20120 states to 20120 states and 29718 transitions. [2021-11-17 01:36:47,522 INFO L78 Accepts]: Start accepts. Automaton has 20120 states and 29718 transitions. Word has length 249 [2021-11-17 01:36:47,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 01:36:47,524 INFO L470 AbstractCegarLoop]: Abstraction has 20120 states and 29718 transitions. [2021-11-17 01:36:47,524 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2021-11-17 01:36:47,524 INFO L276 IsEmpty]: Start isEmpty. Operand 20120 states and 29718 transitions. [2021-11-17 01:36:47,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2021-11-17 01:36:47,531 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 01:36:47,531 INFO L514 BasicCegarLoop]: trace histogram [27, 27, 27, 6, 6, 6, 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] [2021-11-17 01:36:47,564 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-17 01:36:47,754 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-17 01:36:47,754 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 01:36:47,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 01:36:47,755 INFO L85 PathProgramCache]: Analyzing trace with hash -1880313095, now seen corresponding path program 1 times [2021-11-17 01:36:47,755 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 01:36:47,755 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1414952759] [2021-11-17 01:36:47,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 01:36:47,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 01:36:47,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:48,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 01:36:48,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:48,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-11-17 01:36:48,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:48,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 01:36:48,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:48,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-17 01:36:48,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:48,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-11-17 01:36:48,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:48,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-11-17 01:36:48,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:48,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-11-17 01:36:48,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:48,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-11-17 01:36:48,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:48,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-17 01:36:48,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:48,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-11-17 01:36:48,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:48,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-11-17 01:36:48,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:48,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-11-17 01:36:48,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:48,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 01:36:48,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:48,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 01:36:48,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:48,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-11-17 01:36:48,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:48,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-11-17 01:36:48,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:48,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-11-17 01:36:48,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:48,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-11-17 01:36:48,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:48,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-11-17 01:36:48,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:48,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 01:36:48,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:48,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-11-17 01:36:48,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:48,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-11-17 01:36:48,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:48,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-11-17 01:36:48,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:48,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-11-17 01:36:48,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:48,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-17 01:36:48,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:48,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-11-17 01:36:48,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:48,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-11-17 01:36:48,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:48,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2021-11-17 01:36:48,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:48,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2021-11-17 01:36:48,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:48,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-11-17 01:36:48,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:48,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2021-11-17 01:36:48,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:48,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2021-11-17 01:36:48,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:48,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2021-11-17 01:36:48,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:48,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-17 01:36:48,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:48,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 01:36:48,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:48,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 01:36:48,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:48,249 INFO L134 CoverageAnalysis]: Checked inductivity of 1466 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1464 trivial. 0 not checked. [2021-11-17 01:36:48,250 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 01:36:48,250 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1414952759] [2021-11-17 01:36:48,251 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1414952759] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-17 01:36:48,252 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1115263158] [2021-11-17 01:36:48,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 01:36:48,253 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-17 01:36:48,253 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 01:36:48,254 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-17 01:36:48,259 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-17 01:36:49,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:49,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 4358 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-17 01:36:49,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-17 01:36:50,112 INFO L134 CoverageAnalysis]: Checked inductivity of 1466 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1466 trivial. 0 not checked. [2021-11-17 01:36:50,113 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-17 01:36:50,113 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1115263158] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 01:36:50,113 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-17 01:36:50,113 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2021-11-17 01:36:50,113 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215488148] [2021-11-17 01:36:50,113 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 01:36:50,114 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-17 01:36:50,114 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 01:36:50,114 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-17 01:36:50,114 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-17 01:36:50,115 INFO L87 Difference]: Start difference. First operand 20120 states and 29718 transitions. Second operand has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2021-11-17 01:36:50,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 01:36:50,914 INFO L93 Difference]: Finished difference Result 59992 states and 88612 transitions. [2021-11-17 01:36:50,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-17 01:36:50,914 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 253 [2021-11-17 01:36:50,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 01:36:51,142 INFO L225 Difference]: With dead ends: 59992 [2021-11-17 01:36:51,142 INFO L226 Difference]: Without dead ends: 39941 [2021-11-17 01:36:51,256 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 327 GetRequests, 322 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-17 01:36:51,258 INFO L933 BasicCegarLoop]: 9091 mSDtfsCounter, 7693 mSDsluCounter, 7644 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7693 SdHoareTripleChecker+Valid, 16735 SdHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-17 01:36:51,259 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7693 Valid, 16735 Invalid, 130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-17 01:36:51,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39941 states. [2021-11-17 01:36:52,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39941 to 39930. [2021-11-17 01:36:52,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39930 states, 28643 states have (on average 1.395768599657857) internal successors, (39979), 29313 states have internal predecessors, (39979), 9454 states have call successors, (9454), 1837 states have call predecessors, (9454), 1832 states have return successors, (9453), 9223 states have call predecessors, (9453), 9453 states have call successors, (9453) [2021-11-17 01:36:53,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39930 states to 39930 states and 58886 transitions. [2021-11-17 01:36:53,060 INFO L78 Accepts]: Start accepts. Automaton has 39930 states and 58886 transitions. Word has length 253 [2021-11-17 01:36:53,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 01:36:53,060 INFO L470 AbstractCegarLoop]: Abstraction has 39930 states and 58886 transitions. [2021-11-17 01:36:53,061 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2021-11-17 01:36:53,061 INFO L276 IsEmpty]: Start isEmpty. Operand 39930 states and 58886 transitions. [2021-11-17 01:36:53,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2021-11-17 01:36:53,068 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 01:36:53,068 INFO L514 BasicCegarLoop]: trace histogram [27, 27, 27, 6, 6, 6, 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] [2021-11-17 01:36:53,101 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-17 01:36:53,287 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-11-17 01:36:53,288 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 01:36:53,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 01:36:53,288 INFO L85 PathProgramCache]: Analyzing trace with hash -1752990689, now seen corresponding path program 1 times [2021-11-17 01:36:53,289 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 01:36:53,289 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1100484658] [2021-11-17 01:36:53,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 01:36:53,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 01:36:53,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:53,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 01:36:53,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:53,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-11-17 01:36:53,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:53,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 01:36:53,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:53,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-17 01:36:53,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:53,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-11-17 01:36:53,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:53,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-11-17 01:36:53,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:53,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-11-17 01:36:53,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:53,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-11-17 01:36:53,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:53,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-17 01:36:53,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:53,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-11-17 01:36:53,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:53,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-11-17 01:36:53,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:53,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-11-17 01:36:53,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:53,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 01:36:53,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:53,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 01:36:53,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:53,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-11-17 01:36:53,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:53,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-11-17 01:36:53,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:53,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-11-17 01:36:53,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:53,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-11-17 01:36:53,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:53,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-11-17 01:36:53,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:53,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 01:36:53,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:53,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-11-17 01:36:53,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:53,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-11-17 01:36:53,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:53,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-11-17 01:36:53,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:53,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-11-17 01:36:53,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:53,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-17 01:36:53,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:53,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-11-17 01:36:53,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:53,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-11-17 01:36:53,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:53,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2021-11-17 01:36:53,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:53,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2021-11-17 01:36:53,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:53,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-11-17 01:36:53,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:53,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2021-11-17 01:36:53,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:53,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2021-11-17 01:36:53,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:53,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2021-11-17 01:36:53,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:53,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2021-11-17 01:36:53,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:53,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 01:36:53,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:53,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 01:36:53,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:53,938 INFO L134 CoverageAnalysis]: Checked inductivity of 1466 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1464 trivial. 0 not checked. [2021-11-17 01:36:53,938 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 01:36:53,939 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1100484658] [2021-11-17 01:36:53,939 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1100484658] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-17 01:36:53,939 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [211598159] [2021-11-17 01:36:53,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 01:36:53,939 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-17 01:36:53,939 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 01:36:53,940 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-17 01:36:53,942 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-17 01:36:55,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:36:55,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 4362 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-17 01:36:55,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-17 01:36:55,718 INFO L134 CoverageAnalysis]: Checked inductivity of 1466 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1466 trivial. 0 not checked. [2021-11-17 01:36:55,718 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-17 01:36:55,719 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [211598159] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 01:36:55,719 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-17 01:36:55,719 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2021-11-17 01:36:55,719 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [900465100] [2021-11-17 01:36:55,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 01:36:55,720 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-17 01:36:55,720 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 01:36:55,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-17 01:36:55,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-17 01:36:55,721 INFO L87 Difference]: Start difference. First operand 39930 states and 58886 transitions. Second operand has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2021-11-17 01:36:57,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 01:36:57,584 INFO L93 Difference]: Finished difference Result 119158 states and 175728 transitions. [2021-11-17 01:36:57,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-17 01:36:57,586 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 255 [2021-11-17 01:36:57,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 01:36:58,035 INFO L225 Difference]: With dead ends: 119158 [2021-11-17 01:36:58,035 INFO L226 Difference]: Without dead ends: 79297 [2021-11-17 01:36:58,184 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 329 GetRequests, 324 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-17 01:36:58,187 INFO L933 BasicCegarLoop]: 9160 mSDtfsCounter, 7677 mSDsluCounter, 7644 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7677 SdHoareTripleChecker+Valid, 16804 SdHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-17 01:36:58,187 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7677 Valid, 16804 Invalid, 130 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [26 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-17 01:36:58,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79297 states. [2021-11-17 01:37:00,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79297 to 79278. [2021-11-17 01:37:00,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79278 states, 56971 states have (on average 1.3944462972389462) internal successors, (79443), 58313 states have internal predecessors, (79443), 18642 states have call successors, (18642), 3673 states have call predecessors, (18642), 3664 states have return successors, (18641), 18179 states have call predecessors, (18641), 18641 states have call successors, (18641) [2021-11-17 01:37:01,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79278 states to 79278 states and 116726 transitions. [2021-11-17 01:37:01,449 INFO L78 Accepts]: Start accepts. Automaton has 79278 states and 116726 transitions. Word has length 255 [2021-11-17 01:37:01,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 01:37:01,450 INFO L470 AbstractCegarLoop]: Abstraction has 79278 states and 116726 transitions. [2021-11-17 01:37:01,450 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2021-11-17 01:37:01,451 INFO L276 IsEmpty]: Start isEmpty. Operand 79278 states and 116726 transitions. [2021-11-17 01:37:01,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2021-11-17 01:37:01,458 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 01:37:01,458 INFO L514 BasicCegarLoop]: trace histogram [30, 30, 30, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 01:37:01,498 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-17 01:37:01,675 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-17 01:37:01,676 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 01:37:01,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 01:37:01,676 INFO L85 PathProgramCache]: Analyzing trace with hash 547871665, now seen corresponding path program 1 times [2021-11-17 01:37:01,676 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 01:37:01,676 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587156573] [2021-11-17 01:37:01,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 01:37:01,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 01:37:01,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:37:01,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 01:37:01,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:37:01,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-11-17 01:37:01,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:37:01,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 01:37:01,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:37:01,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-17 01:37:01,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:37:01,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-11-17 01:37:01,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:37:01,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-11-17 01:37:01,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:37:01,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-11-17 01:37:01,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:37:01,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-11-17 01:37:01,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:37:01,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-17 01:37:01,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:37:01,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-11-17 01:37:01,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:37:01,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-11-17 01:37:01,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:37:01,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-11-17 01:37:01,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:37:01,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 01:37:01,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:37:01,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 01:37:01,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:37:01,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-11-17 01:37:01,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:37:01,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-11-17 01:37:01,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:37:01,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-11-17 01:37:01,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:37:01,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-11-17 01:37:01,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:37:01,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-11-17 01:37:01,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:37:01,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 01:37:01,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:37:01,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-11-17 01:37:01,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:37:01,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-11-17 01:37:01,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:37:01,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-11-17 01:37:01,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:37:01,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-11-17 01:37:01,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:37:01,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-17 01:37:01,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:37:01,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-11-17 01:37:01,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:37:01,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-11-17 01:37:01,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:37:01,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2021-11-17 01:37:01,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:37:01,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2021-11-17 01:37:02,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:37:02,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-11-17 01:37:02,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:37:02,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2021-11-17 01:37:02,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:37:02,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2021-11-17 01:37:02,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:37:02,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2021-11-17 01:37:02,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:37:02,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-11-17 01:37:02,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:37:02,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2021-11-17 01:37:02,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:37:02,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2021-11-17 01:37:02,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:37:02,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2021-11-17 01:37:02,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:37:02,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2021-11-17 01:37:02,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:37:02,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 01:37:02,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:37:02,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 01:37:02,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:37:02,106 INFO L134 CoverageAnalysis]: Checked inductivity of 1824 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1824 trivial. 0 not checked. [2021-11-17 01:37:02,107 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 01:37:02,107 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1587156573] [2021-11-17 01:37:02,107 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1587156573] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 01:37:02,107 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 01:37:02,107 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 01:37:02,107 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1885460480] [2021-11-17 01:37:02,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 01:37:02,108 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 01:37:02,108 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 01:37:02,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 01:37:02,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-17 01:37:02,109 INFO L87 Difference]: Start difference. First operand 79278 states and 116726 transitions. Second operand has 6 states, 6 states have (on average 14.0) internal successors, (84), 3 states have internal predecessors, (84), 2 states have call successors, (44), 5 states have call predecessors, (44), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2021-11-17 01:37:04,146 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:37:06,220 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:37:17,417 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:37:22,682 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:37:27,292 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:37:33,848 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:37:48,332 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:37:50,679 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 01:37:56,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 01:37:56,135 INFO L93 Difference]: Finished difference Result 260506 states and 393105 transitions. [2021-11-17 01:37:56,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-17 01:37:56,135 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.0) internal successors, (84), 3 states have internal predecessors, (84), 2 states have call successors, (44), 5 states have call predecessors, (44), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 273 [2021-11-17 01:37:56,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 01:37:57,640 INFO L225 Difference]: With dead ends: 260506 [2021-11-17 01:37:57,640 INFO L226 Difference]: Without dead ends: 181297 [2021-11-17 01:37:58,061 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2021-11-17 01:37:58,061 INFO L933 BasicCegarLoop]: 8696 mSDtfsCounter, 16643 mSDsluCounter, 13663 mSDsCounter, 0 mSdLazyCounter, 9644 mSolverCounterSat, 10334 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 44.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17664 SdHoareTripleChecker+Valid, 22359 SdHoareTripleChecker+Invalid, 19984 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 10334 IncrementalHoareTripleChecker+Valid, 9644 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 48.2s IncrementalHoareTripleChecker+Time [2021-11-17 01:37:58,062 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [17664 Valid, 22359 Invalid, 19984 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [10334 Valid, 9644 Invalid, 6 Unknown, 0 Unchecked, 48.2s Time] [2021-11-17 01:37:58,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181297 states. [2021-11-17 01:38:03,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181297 to 156390. [2021-11-17 01:38:04,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156390 states, 112403 states have (on average 1.3932991112336859) internal successors, (156611), 115089 states have internal predecessors, (156611), 36682 states have call successors, (36682), 7321 states have call predecessors, (36682), 7304 states have return successors, (36681), 35755 states have call predecessors, (36681), 36681 states have call successors, (36681) [2021-11-17 01:38:05,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156390 states to 156390 states and 229974 transitions. [2021-11-17 01:38:05,196 INFO L78 Accepts]: Start accepts. Automaton has 156390 states and 229974 transitions. Word has length 273 [2021-11-17 01:38:05,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 01:38:05,197 INFO L470 AbstractCegarLoop]: Abstraction has 156390 states and 229974 transitions. [2021-11-17 01:38:05,197 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.0) internal successors, (84), 3 states have internal predecessors, (84), 2 states have call successors, (44), 5 states have call predecessors, (44), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2021-11-17 01:38:05,197 INFO L276 IsEmpty]: Start isEmpty. Operand 156390 states and 229974 transitions. [2021-11-17 01:38:05,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2021-11-17 01:38:05,202 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 01:38:05,203 INFO L514 BasicCegarLoop]: trace histogram [27, 27, 27, 6, 6, 6, 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] [2021-11-17 01:38:05,203 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-17 01:38:05,203 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 01:38:05,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 01:38:05,203 INFO L85 PathProgramCache]: Analyzing trace with hash 1496520534, now seen corresponding path program 1 times [2021-11-17 01:38:05,203 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 01:38:05,204 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2716503] [2021-11-17 01:38:05,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 01:38:05,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 01:38:05,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:38:05,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 01:38:05,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:38:05,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-11-17 01:38:05,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:38:05,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 01:38:05,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:38:05,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-17 01:38:05,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:38:05,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-11-17 01:38:05,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:38:05,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-11-17 01:38:05,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:38:05,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-11-17 01:38:05,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:38:05,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-11-17 01:38:05,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:38:05,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-17 01:38:05,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:38:05,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-11-17 01:38:05,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:38:05,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-11-17 01:38:05,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:38:05,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-11-17 01:38:05,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:38:05,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 01:38:05,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:38:05,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 01:38:05,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:38:05,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-11-17 01:38:05,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:38:05,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-11-17 01:38:05,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:38:05,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-11-17 01:38:05,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:38:05,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-11-17 01:38:05,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:38:05,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-11-17 01:38:05,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:38:05,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 01:38:05,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:38:05,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-11-17 01:38:05,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:38:05,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-11-17 01:38:05,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:38:05,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-11-17 01:38:05,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:38:05,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-11-17 01:38:05,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:38:05,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-17 01:38:05,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:38:05,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-11-17 01:38:05,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:38:05,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-11-17 01:38:05,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:38:05,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2021-11-17 01:38:05,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:38:05,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2021-11-17 01:38:05,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:38:05,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-11-17 01:38:05,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:38:05,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2021-11-17 01:38:05,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:38:05,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2021-11-17 01:38:05,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:38:05,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2021-11-17 01:38:05,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:38:05,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2021-11-17 01:38:05,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:38:05,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 01:38:05,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:38:05,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 01:38:05,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:38:05,553 INFO L134 CoverageAnalysis]: Checked inductivity of 1466 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1464 trivial. 0 not checked. [2021-11-17 01:38:05,553 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 01:38:05,553 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2716503] [2021-11-17 01:38:05,553 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2716503] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-17 01:38:05,553 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [347774291] [2021-11-17 01:38:05,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 01:38:05,554 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-17 01:38:05,554 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 01:38:05,555 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-17 01:38:05,559 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-17 01:38:07,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:38:07,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 4372 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-17 01:38:07,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-17 01:38:07,658 INFO L134 CoverageAnalysis]: Checked inductivity of 1466 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1466 trivial. 0 not checked. [2021-11-17 01:38:07,658 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-17 01:38:07,658 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [347774291] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 01:38:07,658 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-17 01:38:07,659 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2021-11-17 01:38:07,659 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [326150041] [2021-11-17 01:38:07,659 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 01:38:07,659 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-17 01:38:07,659 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 01:38:07,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-17 01:38:07,660 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-17 01:38:07,660 INFO L87 Difference]: Start difference. First operand 156390 states and 229974 transitions. Second operand has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2021-11-17 01:38:17,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 01:38:17,696 INFO L93 Difference]: Finished difference Result 466786 states and 686406 transitions. [2021-11-17 01:38:17,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-17 01:38:17,697 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 260 [2021-11-17 01:38:17,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 01:38:20,456 INFO L225 Difference]: With dead ends: 466786 [2021-11-17 01:38:20,457 INFO L226 Difference]: Without dead ends: 310465 [2021-11-17 01:38:21,619 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 334 GetRequests, 329 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-17 01:38:21,619 INFO L933 BasicCegarLoop]: 9547 mSDtfsCounter, 7661 mSDsluCounter, 7644 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7661 SdHoareTripleChecker+Valid, 17191 SdHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-17 01:38:21,620 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7661 Valid, 17191 Invalid, 130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-17 01:38:21,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 310465 states.