./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 c3fed411 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 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-18 04:57:48,275 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-18 04:57:48,277 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-18 04:57:48,327 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-18 04:57:48,327 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-18 04:57:48,328 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-18 04:57:48,330 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-18 04:57:48,332 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-18 04:57:48,333 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-18 04:57:48,334 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-18 04:57:48,335 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-18 04:57:48,336 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-18 04:57:48,337 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-18 04:57:48,339 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-18 04:57:48,340 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-18 04:57:48,341 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-18 04:57:48,343 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-18 04:57:48,345 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-18 04:57:48,346 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-18 04:57:48,349 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-18 04:57:48,351 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-18 04:57:48,353 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-18 04:57:48,354 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-18 04:57:48,355 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-18 04:57:48,356 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-18 04:57:48,358 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-18 04:57:48,358 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-18 04:57:48,359 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-18 04:57:48,359 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-18 04:57:48,360 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-18 04:57:48,360 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-18 04:57:48,360 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-18 04:57:48,361 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-18 04:57:48,361 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-18 04:57:48,362 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-18 04:57:48,362 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-18 04:57:48,362 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-18 04:57:48,363 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-18 04:57:48,363 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-18 04:57:48,363 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-18 04:57:48,364 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-18 04:57:48,365 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-18 04:57:48,380 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-18 04:57:48,380 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-18 04:57:48,381 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-18 04:57:48,381 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-18 04:57:48,381 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-18 04:57:48,381 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-18 04:57:48,382 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-18 04:57:48,382 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-18 04:57:48,382 INFO L138 SettingsManager]: * Use SBE=true [2021-12-18 04:57:48,382 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-18 04:57:48,383 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-18 04:57:48,383 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-18 04:57:48,383 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-18 04:57:48,383 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-18 04:57:48,384 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-18 04:57:48,384 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-18 04:57:48,384 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-18 04:57:48,384 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-18 04:57:48,384 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-18 04:57:48,384 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-18 04:57:48,384 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-18 04:57:48,385 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 04:57:48,385 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-18 04:57:48,385 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-18 04:57:48,385 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-18 04:57:48,385 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-18 04:57:48,385 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-18 04:57:48,385 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-18 04:57:48,386 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-18 04:57:48,386 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-18 04:57:48,386 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-18 04:57:48,386 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d4a04f164f23bccd0af71a4f58b3950d923042f92e5233e5b981a5aec1f8e73c [2021-12-18 04:57:48,583 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-18 04:57:48,604 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-18 04:57:48,606 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-18 04:57:48,607 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-18 04:57:48,607 INFO L275 PluginConnector]: CDTParser initialized [2021-12-18 04:57:48,608 INFO L432 ainManager$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 [2021-12-18 04:57:48,647 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4cad7a7f/8d747e4bae884157a04474883c36f37b/FLAG3a490ec87 [2021-12-18 04:57:49,340 INFO L306 CDTParser]: Found 1 translation units. [2021-12-18 04:57:49,341 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 [2021-12-18 04:57:49,401 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4cad7a7f/8d747e4bae884157a04474883c36f37b/FLAG3a490ec87 [2021-12-18 04:57:49,426 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4cad7a7f/8d747e4bae884157a04474883c36f37b [2021-12-18 04:57:49,428 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-18 04:57:49,429 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-18 04:57:49,431 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-18 04:57:49,431 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-18 04:57:49,434 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-18 04:57:49,434 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 04:57:49" (1/1) ... [2021-12-18 04:57:49,434 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f820cca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:57:49, skipping insertion in model container [2021-12-18 04:57:49,435 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 04:57:49" (1/1) ... [2021-12-18 04:57:49,439 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-18 04:57:49,561 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-18 04:57:49,928 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5732] [2021-12-18 04:57:49,928 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5733-5734] [2021-12-18 04:57:50,520 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] [2021-12-18 04:57:52,449 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 04:57:52,493 INFO L203 MainTranslator]: Completed pre-run [2021-12-18 04:57:52,589 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5732] [2021-12-18 04:57:52,591 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5733-5734] [2021-12-18 04:57:52,601 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] [2021-12-18 04:57:53,114 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 04:57:53,211 INFO L208 MainTranslator]: Completed translation [2021-12-18 04:57:53,211 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:57:53 WrapperNode [2021-12-18 04:57:53,212 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-18 04:57:53,212 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-18 04:57:53,212 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-18 04:57:53,212 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-18 04:57:53,217 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:57:53" (1/1) ... [2021-12-18 04:57:53,345 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:57:53" (1/1) ... [2021-12-18 04:57:53,601 INFO L137 Inliner]: procedures = 467, calls = 5592, calls flagged for inlining = 175, calls inlined = 173, statements flattened = 13508 [2021-12-18 04:57:53,602 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-18 04:57:53,603 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-18 04:57:53,603 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-18 04:57:53,603 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-18 04:57:53,609 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:57:53" (1/1) ... [2021-12-18 04:57:53,609 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:57:53" (1/1) ... [2021-12-18 04:57:53,664 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:57:53" (1/1) ... [2021-12-18 04:57:53,665 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:57:53" (1/1) ... [2021-12-18 04:57:53,848 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:57:53" (1/1) ... [2021-12-18 04:57:53,881 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:57:53" (1/1) ... [2021-12-18 04:57:53,926 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:57:53" (1/1) ... [2021-12-18 04:57:54,068 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-18 04:57:54,069 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-18 04:57:54,069 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-18 04:57:54,069 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-18 04:57:54,071 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:57:53" (1/1) ... [2021-12-18 04:57:54,076 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 04:57:54,083 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 04:57:54,092 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-18 04:57:54,109 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-18 04:57:54,126 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_read_fw_status_reg_ppc [2021-12-18 04:57:54,131 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_read_fw_status_reg_ppc [2021-12-18 04:57:54,131 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-12-18 04:57:54,132 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-12-18 04:57:54,132 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_build_and_issue_cmd_fusion [2021-12-18 04:57:54,132 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_build_and_issue_cmd_fusion [2021-12-18 04:57:54,132 INFO L130 BoogieDeclarations]: Found specification of procedure MR_GetPhyParams [2021-12-18 04:57:54,132 INFO L138 BoogieDeclarations]: Found implementation of procedure MR_GetPhyParams [2021-12-18 04:57:54,132 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_read_fw_status_reg_skinny [2021-12-18 04:57:54,132 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_read_fw_status_reg_skinny [2021-12-18 04:57:54,132 INFO L130 BoogieDeclarations]: Found specification of procedure get_arm_from_strip [2021-12-18 04:57:54,132 INFO L138 BoogieDeclarations]: Found implementation of procedure get_arm_from_strip [2021-12-18 04:57:54,133 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_set_dma_mask [2021-12-18 04:57:54,133 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_set_dma_mask [2021-12-18 04:57:54,133 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_adp_reset_xscale [2021-12-18 04:57:54,133 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_adp_reset_xscale [2021-12-18 04:57:54,133 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_issue_init_mfi [2021-12-18 04:57:54,133 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_issue_init_mfi [2021-12-18 04:57:54,133 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-12-18 04:57:54,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-12-18 04:57:54,134 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-18 04:57:54,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-18 04:57:54,134 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_teardown_frame_pool_fusion [2021-12-18 04:57:54,134 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_teardown_frame_pool_fusion [2021-12-18 04:57:54,134 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_free_cmds_fusion [2021-12-18 04:57:54,134 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_free_cmds_fusion [2021-12-18 04:57:54,134 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_slave_configure [2021-12-18 04:57:54,135 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_slave_configure [2021-12-18 04:57:54,135 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_internal_reset_defer_cmds [2021-12-18 04:57:54,135 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_internal_reset_defer_cmds [2021-12-18 04:57:54,135 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-18 04:57:54,135 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-18 04:57:54,135 INFO L130 BoogieDeclarations]: Found specification of procedure mega_div64_32 [2021-12-18 04:57:54,135 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_div64_32 [2021-12-18 04:57:54,136 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_clear_intr_gen2 [2021-12-18 04:57:54,136 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_clear_intr_gen2 [2021-12-18 04:57:54,136 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_device_put [2021-12-18 04:57:54,136 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_device_put [2021-12-18 04:57:54,136 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-18 04:57:54,136 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-18 04:57:54,136 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_get_request_descriptor [2021-12-18 04:57:54,137 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_get_request_descriptor [2021-12-18 04:57:54,137 INFO L130 BoogieDeclarations]: Found specification of procedure MR_ArPdGet [2021-12-18 04:57:54,137 INFO L138 BoogieDeclarations]: Found implementation of procedure MR_ArPdGet [2021-12-18 04:57:54,137 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-18 04:57:54,137 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-18 04:57:54,137 INFO L130 BoogieDeclarations]: Found specification of procedure ssleep [2021-12-18 04:57:54,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ssleep [2021-12-18 04:57:54,137 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_complete_cmd_dpc [2021-12-18 04:57:54,138 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_complete_cmd_dpc [2021-12-18 04:57:54,138 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_flush_cache [2021-12-18 04:57:54,138 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_flush_cache [2021-12-18 04:57:54,138 INFO L130 BoogieDeclarations]: Found specification of procedure get_row_from_strip [2021-12-18 04:57:54,139 INFO L138 BoogieDeclarations]: Found implementation of procedure get_row_from_strip [2021-12-18 04:57:54,139 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_add_device [2021-12-18 04:57:54,139 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_add_device [2021-12-18 04:57:54,140 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-18 04:57:54,140 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-18 04:57:54,140 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_29 [2021-12-18 04:57:54,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_29 [2021-12-18 04:57:54,140 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_create [2021-12-18 04:57:54,141 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_create [2021-12-18 04:57:54,141 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_complete_int_cmd [2021-12-18 04:57:54,141 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_complete_int_cmd [2021-12-18 04:57:54,141 INFO L130 BoogieDeclarations]: Found specification of procedure mr_spanset_get_phy_params [2021-12-18 04:57:54,141 INFO L138 BoogieDeclarations]: Found implementation of procedure mr_spanset_get_phy_params [2021-12-18 04:57:54,141 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_resume [2021-12-18 04:57:54,142 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_resume [2021-12-18 04:57:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_shutdown [2021-12-18 04:57:54,142 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_shutdown [2021-12-18 04:57:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2021-12-18 04:57:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-18 04:57:54,142 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-18 04:57:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_destroy [2021-12-18 04:57:54,142 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_destroy [2021-12-18 04:57:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_fire_cmd_skinny [2021-12-18 04:57:54,143 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_fire_cmd_skinny [2021-12-18 04:57:54,143 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-18 04:57:54,143 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-18 04:57:54,143 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-18 04:57:54,143 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_slave_alloc [2021-12-18 04:57:54,143 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_slave_alloc [2021-12-18 04:57:54,143 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2021-12-18 04:57:54,143 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2021-12-18 04:57:54,143 INFO L130 BoogieDeclarations]: Found specification of procedure MR_LdSpanArrayGet [2021-12-18 04:57:54,144 INFO L138 BoogieDeclarations]: Found implementation of procedure MR_LdSpanArrayGet [2021-12-18 04:57:54,144 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_reset_timer [2021-12-18 04:57:54,144 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_reset_timer [2021-12-18 04:57:54,144 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_get_ld_list [2021-12-18 04:57:54,144 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_get_ld_list [2021-12-18 04:57:54,144 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_add_host_with_dma [2021-12-18 04:57:54,145 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_add_host_with_dma [2021-12-18 04:57:54,145 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-18 04:57:54,145 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-18 04:57:54,145 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_get_ld_vf_affiliation [2021-12-18 04:57:54,146 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_get_ld_vf_affiliation [2021-12-18 04:57:54,146 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_register_aen [2021-12-18 04:57:54,146 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_register_aen [2021-12-18 04:57:54,146 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-12-18 04:57:54,146 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-12-18 04:57:54,146 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2021-12-18 04:57:54,147 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2021-12-18 04:57:54,147 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-18 04:57:54,147 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-18 04:57:54,147 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-18 04:57:54,147 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-18 04:57:54,147 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-18 04:57:54,147 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_sync_map_info [2021-12-18 04:57:54,147 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_sync_map_info [2021-12-18 04:57:54,148 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-18 04:57:54,148 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-18 04:57:54,148 INFO L130 BoogieDeclarations]: Found specification of procedure megaraid_sas_kill_hba [2021-12-18 04:57:54,148 INFO L138 BoogieDeclarations]: Found implementation of procedure megaraid_sas_kill_hba [2021-12-18 04:57:54,148 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_queue_command_lck [2021-12-18 04:57:54,149 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_queue_command_lck [2021-12-18 04:57:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-18 04:57:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_start_aen [2021-12-18 04:57:54,151 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_start_aen [2021-12-18 04:57:54,151 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_isr_fusion [2021-12-18 04:57:54,151 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_isr_fusion [2021-12-18 04:57:54,151 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-18 04:57:54,151 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_read_fw_status_reg_xscale [2021-12-18 04:57:54,151 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_read_fw_status_reg_xscale [2021-12-18 04:57:54,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-18 04:57:54,151 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-18 04:57:54,152 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_first [2021-12-18 04:57:54,152 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_first [2021-12-18 04:57:54,152 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_issue_blocked_cmd [2021-12-18 04:57:54,152 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_issue_blocked_cmd [2021-12-18 04:57:54,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-18 04:57:54,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-18 04:57:54,152 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-12-18 04:57:54,152 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-12-18 04:57:54,152 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2021-12-18 04:57:54,152 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2021-12-18 04:57:54,153 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_do_ocr [2021-12-18 04:57:54,153 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_do_ocr [2021-12-18 04:57:54,153 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-18 04:57:54,153 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-18 04:57:54,153 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-12-18 04:57:54,153 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-12-18 04:57:54,153 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-18 04:57:54,153 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-18 04:57:54,153 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-18 04:57:54,154 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-18 04:57:54,154 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_enable_intr_gen2 [2021-12-18 04:57:54,154 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_enable_intr_gen2 [2021-12-18 04:57:54,154 INFO L130 BoogieDeclarations]: Found specification of procedure MR_LdSpanPtrGet [2021-12-18 04:57:54,154 INFO L138 BoogieDeclarations]: Found implementation of procedure MR_LdSpanPtrGet [2021-12-18 04:57:54,154 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_teardown_frame_pool [2021-12-18 04:57:54,154 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_teardown_frame_pool [2021-12-18 04:57:54,154 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_read_fw_status_reg_gen2 [2021-12-18 04:57:54,154 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_read_fw_status_reg_gen2 [2021-12-18 04:57:54,154 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2021-12-18 04:57:54,155 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2021-12-18 04:57:54,155 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_fusion_ocr_wq [2021-12-18 04:57:54,155 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_fusion_ocr_wq [2021-12-18 04:57:54,155 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_sysfs_show_support_device_change [2021-12-18 04:57:54,155 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_sysfs_show_support_device_change [2021-12-18 04:57:54,155 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2021-12-18 04:57:54,155 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_next [2021-12-18 04:57:54,155 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_clear_intr_skinny [2021-12-18 04:57:54,155 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_clear_intr_skinny [2021-12-18 04:57:54,156 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_check_reset_skinny [2021-12-18 04:57:54,156 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_check_reset_skinny [2021-12-18 04:57:54,156 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_enable_intr_skinny [2021-12-18 04:57:54,156 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_enable_intr_skinny [2021-12-18 04:57:54,156 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_is_ldio [2021-12-18 04:57:54,156 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_is_ldio [2021-12-18 04:57:54,156 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2021-12-18 04:57:54,156 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2021-12-18 04:57:54,156 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-18 04:57:54,156 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2021-12-18 04:57:54,157 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2021-12-18 04:57:54,157 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_reset_device [2021-12-18 04:57:54,157 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_reset_device [2021-12-18 04:57:54,157 INFO L130 BoogieDeclarations]: Found specification of procedure process_fw_state_change_wq [2021-12-18 04:57:54,157 INFO L138 BoogieDeclarations]: Found implementation of procedure process_fw_state_change_wq [2021-12-18 04:57:54,157 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-18 04:57:54,157 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_mgmt_open [2021-12-18 04:57:54,157 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_mgmt_open [2021-12-18 04:57:54,157 INFO L130 BoogieDeclarations]: Found specification of procedure MR_TargetIdToLdGet [2021-12-18 04:57:54,157 INFO L138 BoogieDeclarations]: Found implementation of procedure MR_TargetIdToLdGet [2021-12-18 04:57:54,158 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_mgmt_ioctl_fw [2021-12-18 04:57:54,158 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_mgmt_ioctl_fw [2021-12-18 04:57:54,158 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2021-12-18 04:57:54,158 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2021-12-18 04:57:54,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-18 04:57:54,158 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2021-12-18 04:57:54,158 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2021-12-18 04:57:54,158 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_reset_bus_host [2021-12-18 04:57:54,158 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_reset_bus_host [2021-12-18 04:57:54,159 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-18 04:57:54,159 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2021-12-18 04:57:54,159 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2021-12-18 04:57:54,159 INFO L130 BoogieDeclarations]: Found specification of procedure get_strip_from_row [2021-12-18 04:57:54,159 INFO L138 BoogieDeclarations]: Found implementation of procedure get_strip_from_row [2021-12-18 04:57:54,159 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-18 04:57:54,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-18 04:57:54,159 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_return_cmd [2021-12-18 04:57:54,159 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_return_cmd [2021-12-18 04:57:54,160 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-12-18 04:57:54,160 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-12-18 04:57:54,160 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_shutdown_controller [2021-12-18 04:57:54,160 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_shutdown_controller [2021-12-18 04:57:54,160 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2021-12-18 04:57:54,160 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2021-12-18 04:57:54,160 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-18 04:57:54,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-18 04:57:54,160 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_device_lookup [2021-12-18 04:57:54,160 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_device_lookup [2021-12-18 04:57:54,161 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_ioc_init_fusion [2021-12-18 04:57:54,161 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_ioc_init_fusion [2021-12-18 04:57:54,161 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_return_cmd_fusion [2021-12-18 04:57:54,161 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_return_cmd_fusion [2021-12-18 04:57:54,161 INFO L130 BoogieDeclarations]: Found specification of procedure driver_create_file [2021-12-18 04:57:54,161 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_create_file [2021-12-18 04:57:54,161 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_clear_intr_ppc [2021-12-18 04:57:54,161 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_clear_intr_ppc [2021-12-18 04:57:54,161 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_init_fw [2021-12-18 04:57:54,161 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_init_fw [2021-12-18 04:57:54,162 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_enable_intr_xscale [2021-12-18 04:57:54,162 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_enable_intr_xscale [2021-12-18 04:57:54,162 INFO L130 BoogieDeclarations]: Found specification of procedure wait_and_poll [2021-12-18 04:57:54,162 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_and_poll [2021-12-18 04:57:54,162 INFO L130 BoogieDeclarations]: Found specification of procedure sema_init [2021-12-18 04:57:54,162 INFO L138 BoogieDeclarations]: Found implementation of procedure sema_init [2021-12-18 04:57:54,162 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-12-18 04:57:54,162 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-12-18 04:57:54,162 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-18 04:57:54,162 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-18 04:57:54,163 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_disable_intr_xscale [2021-12-18 04:57:54,163 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_disable_intr_xscale [2021-12-18 04:57:54,163 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_clear_intr_xscale [2021-12-18 04:57:54,163 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_clear_intr_xscale [2021-12-18 04:57:54,163 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_sriov_start_heartbeat [2021-12-18 04:57:54,163 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_sriov_start_heartbeat [2021-12-18 04:57:54,163 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~u32~0 [2021-12-18 04:57:54,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~u32~0 [2021-12-18 04:57:54,163 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_isr [2021-12-18 04:57:54,164 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_isr [2021-12-18 04:57:54,164 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_check_mpio_paths [2021-12-18 04:57:54,164 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_check_mpio_paths [2021-12-18 04:57:54,164 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_selected_regions [2021-12-18 04:57:54,164 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_selected_regions [2021-12-18 04:57:54,164 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-12-18 04:57:54,164 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-12-18 04:57:54,164 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-12-18 04:57:54,164 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-12-18 04:57:54,164 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2021-12-18 04:57:54,165 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2021-12-18 04:57:54,165 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_transition_to_ready [2021-12-18 04:57:54,165 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_transition_to_ready [2021-12-18 04:57:54,165 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-12-18 04:57:54,165 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-12-18 04:57:54,165 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-18 04:57:54,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-18 04:57:54,165 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_fire_cmd_xscale [2021-12-18 04:57:54,165 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_fire_cmd_xscale [2021-12-18 04:57:54,165 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_get_cmd_fusion [2021-12-18 04:57:54,166 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_get_cmd_fusion [2021-12-18 04:57:54,166 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_alloc_cmds [2021-12-18 04:57:54,166 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_alloc_cmds [2021-12-18 04:57:54,166 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-18 04:57:54,166 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-18 04:57:54,166 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_sysfs_show_release_date [2021-12-18 04:57:54,166 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_sysfs_show_release_date [2021-12-18 04:57:54,166 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2021-12-18 04:57:54,166 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2021-12-18 04:57:54,166 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-18 04:57:54,167 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_check_reset_xscale [2021-12-18 04:57:54,167 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_check_reset_xscale [2021-12-18 04:57:54,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-18 04:57:54,167 INFO L130 BoogieDeclarations]: Found specification of procedure driver_remove_file [2021-12-18 04:57:54,167 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_remove_file [2021-12-18 04:57:54,167 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-18 04:57:54,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-18 04:57:54,167 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2021-12-18 04:57:54,167 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2021-12-18 04:57:54,167 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_get_map_info [2021-12-18 04:57:54,168 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_get_map_info [2021-12-18 04:57:54,168 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_check_reset_ppc [2021-12-18 04:57:54,168 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_check_reset_ppc [2021-12-18 04:57:54,168 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_alloc [2021-12-18 04:57:54,168 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_alloc [2021-12-18 04:57:54,168 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-12-18 04:57:54,168 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-12-18 04:57:54,168 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_mgmt_fasync [2021-12-18 04:57:54,168 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_mgmt_fasync [2021-12-18 04:57:54,168 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-18 04:57:54,169 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_bufflen [2021-12-18 04:57:54,169 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_bufflen [2021-12-18 04:57:54,169 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_check_reset_gen2 [2021-12-18 04:57:54,169 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_check_reset_gen2 [2021-12-18 04:57:54,169 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_start_timer [2021-12-18 04:57:54,169 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_start_timer [2021-12-18 04:57:54,169 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2021-12-18 04:57:54,169 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2021-12-18 04:57:54,169 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-18 04:57:54,169 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-18 04:57:54,170 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-18 04:57:54,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-18 04:57:54,170 INFO L130 BoogieDeclarations]: Found specification of procedure mega_mod64 [2021-12-18 04:57:54,170 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_mod64 [2021-12-18 04:57:54,170 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_scsi_host_template_10 [2021-12-18 04:57:54,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_scsi_host_template_10 [2021-12-18 04:57:54,170 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-18 04:57:54,170 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-18 04:57:54,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-18 04:57:54,170 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-18 04:57:54,171 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-18 04:57:54,171 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-18 04:57:54,171 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_sglist [2021-12-18 04:57:54,171 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_sglist [2021-12-18 04:57:54,171 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_read_fw_status_reg_fusion [2021-12-18 04:57:54,171 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_read_fw_status_reg_fusion [2021-12-18 04:57:54,171 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msix [2021-12-18 04:57:54,171 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msix [2021-12-18 04:57:54,171 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_rq_timeout [2021-12-18 04:57:54,171 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_rq_timeout [2021-12-18 04:57:54,171 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-12-18 04:57:54,172 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-12-18 04:57:54,172 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2021-12-18 04:57:54,172 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2021-12-18 04:57:54,172 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-12-18 04:57:54,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-12-18 04:57:54,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-18 04:57:54,172 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-18 04:57:54,172 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-18 04:57:54,172 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_disable_intr_fusion [2021-12-18 04:57:54,172 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_disable_intr_fusion [2021-12-18 04:57:54,173 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-12-18 04:57:54,173 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-12-18 04:57:54,173 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_adp_reset_gen2 [2021-12-18 04:57:54,173 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_adp_reset_gen2 [2021-12-18 04:57:54,173 INFO L130 BoogieDeclarations]: Found specification of procedure copy_in_user [2021-12-18 04:57:54,173 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_in_user [2021-12-18 04:57:54,173 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-18 04:57:54,173 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_issue_dcmd_fusion [2021-12-18 04:57:54,173 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_issue_dcmd_fusion [2021-12-18 04:57:54,173 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_check_and_restore_queue_depth [2021-12-18 04:57:54,174 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_check_and_restore_queue_depth [2021-12-18 04:57:54,174 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_dma_map [2021-12-18 04:57:54,174 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_dma_map [2021-12-18 04:57:54,174 INFO L130 BoogieDeclarations]: Found specification of procedure get_cpu_mask [2021-12-18 04:57:54,174 INFO L138 BoogieDeclarations]: Found implementation of procedure get_cpu_mask [2021-12-18 04:57:54,174 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_sysfs_show_support_poll_for_event [2021-12-18 04:57:54,174 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_sysfs_show_support_poll_for_event [2021-12-18 04:57:54,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-18 04:57:54,174 INFO L130 BoogieDeclarations]: Found specification of procedure MR_PdDevHandleGet [2021-12-18 04:57:54,174 INFO L138 BoogieDeclarations]: Found implementation of procedure MR_PdDevHandleGet [2021-12-18 04:57:54,175 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-18 04:57:54,175 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-18 04:57:54,175 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_init_adapter_mfi [2021-12-18 04:57:54,175 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_init_adapter_mfi [2021-12-18 04:57:54,175 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-12-18 04:57:54,175 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-12-18 04:57:54,175 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-18 04:57:54,175 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-18 04:57:54,175 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~~u32~0~X~$Pointer$~TO~VOID [2021-12-18 04:57:54,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~~u32~0~X~$Pointer$~TO~VOID [2021-12-18 04:57:54,176 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-18 04:57:54,176 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-18 04:57:54,176 INFO L130 BoogieDeclarations]: Found specification of procedure MR_LdRaidGet [2021-12-18 04:57:54,176 INFO L138 BoogieDeclarations]: Found implementation of procedure MR_LdRaidGet [2021-12-18 04:57:54,176 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_msix [2021-12-18 04:57:54,176 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_msix [2021-12-18 04:57:54,176 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-12-18 04:57:54,176 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-12-18 04:57:54,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-18 04:57:54,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-18 04:57:54,176 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_build_and_issue_cmd [2021-12-18 04:57:54,177 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_build_and_issue_cmd [2021-12-18 04:57:54,177 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_make_sgl_skinny [2021-12-18 04:57:54,177 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_make_sgl_skinny [2021-12-18 04:57:54,177 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2021-12-18 04:57:54,177 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2021-12-18 04:57:54,177 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_dma_unmap [2021-12-18 04:57:54,177 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_dma_unmap [2021-12-18 04:57:54,177 INFO L130 BoogieDeclarations]: Found specification of procedure find_first_bit [2021-12-18 04:57:54,177 INFO L138 BoogieDeclarations]: Found implementation of procedure find_first_bit [2021-12-18 04:57:54,178 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_get_frame_count [2021-12-18 04:57:54,178 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_get_frame_count [2021-12-18 04:57:54,178 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_clear_intr_fusion [2021-12-18 04:57:54,178 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_clear_intr_fusion [2021-12-18 04:57:54,178 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_reset_reply_desc [2021-12-18 04:57:54,178 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_reset_reply_desc [2021-12-18 04:57:54,178 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_sysfs_show_version [2021-12-18 04:57:54,178 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_sysfs_show_version [2021-12-18 04:57:54,178 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_mgmt_ioctl_aen [2021-12-18 04:57:54,178 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_mgmt_ioctl_aen [2021-12-18 04:57:54,179 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-18 04:57:54,179 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-18 04:57:54,179 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_mgmt_poll [2021-12-18 04:57:54,179 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_mgmt_poll [2021-12-18 04:57:54,179 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_complete_cmd_dpc_fusion [2021-12-18 04:57:54,179 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_complete_cmd_dpc_fusion [2021-12-18 04:57:54,179 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_probe_one [2021-12-18 04:57:54,179 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_probe_one [2021-12-18 04:57:54,179 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_fire_cmd_fusion [2021-12-18 04:57:54,179 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_fire_cmd_fusion [2021-12-18 04:57:54,180 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_disable_intr_ppc [2021-12-18 04:57:54,180 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_disable_intr_ppc [2021-12-18 04:57:54,180 INFO L130 BoogieDeclarations]: Found specification of procedure MR_ValidateMapInfo [2021-12-18 04:57:54,180 INFO L138 BoogieDeclarations]: Found implementation of procedure MR_ValidateMapInfo [2021-12-18 04:57:54,180 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-12-18 04:57:54,180 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-12-18 04:57:54,180 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_weight [2021-12-18 04:57:54,180 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_weight [2021-12-18 04:57:54,180 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_reset_fusion [2021-12-18 04:57:54,180 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_reset_fusion [2021-12-18 04:57:54,180 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_free_cmds [2021-12-18 04:57:54,181 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_free_cmds [2021-12-18 04:57:54,181 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-12-18 04:57:54,181 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-12-18 04:57:54,181 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_adp_reset_fusion [2021-12-18 04:57:54,181 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_adp_reset_fusion [2021-12-18 04:57:54,181 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_issue_blocked_abort_cmd [2021-12-18 04:57:54,181 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_issue_blocked_abort_cmd [2021-12-18 04:57:54,181 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_release_fusion [2021-12-18 04:57:54,181 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_release_fusion [2021-12-18 04:57:54,182 INFO L130 BoogieDeclarations]: Found specification of procedure complete_cmd_fusion [2021-12-18 04:57:54,182 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_cmd_fusion [2021-12-18 04:57:54,182 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_lookup_instance [2021-12-18 04:57:54,182 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_lookup_instance [2021-12-18 04:57:54,182 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-18 04:57:54,182 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-18 04:57:54,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-18 04:57:54,182 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_queue_command [2021-12-18 04:57:54,182 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_queue_command [2021-12-18 04:57:54,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-18 04:57:54,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-18 04:57:54,183 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_issue_dcmd [2021-12-18 04:57:54,183 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_issue_dcmd [2021-12-18 04:57:54,183 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_get_pd_list [2021-12-18 04:57:54,183 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_get_pd_list [2021-12-18 04:57:54,183 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_generic_reset [2021-12-18 04:57:54,183 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_generic_reset [2021-12-18 04:57:54,183 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_remove_device [2021-12-18 04:57:54,183 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_remove_device [2021-12-18 04:57:54,183 INFO L130 BoogieDeclarations]: Found specification of procedure irq_set_affinity_hint [2021-12-18 04:57:54,184 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_set_affinity_hint [2021-12-18 04:57:54,184 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device_mem [2021-12-18 04:57:54,184 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device_mem [2021-12-18 04:57:54,184 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_complete_cmd [2021-12-18 04:57:54,184 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_complete_cmd [2021-12-18 04:57:54,184 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_sysfs_show_dbg_lvl [2021-12-18 04:57:54,184 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_sysfs_show_dbg_lvl [2021-12-18 04:57:54,184 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_release_mfi [2021-12-18 04:57:54,184 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_release_mfi [2021-12-18 04:57:54,184 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-12-18 04:57:54,185 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-12-18 04:57:54,185 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-12-18 04:57:54,185 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-12-18 04:57:54,185 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2021-12-18 04:57:54,185 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2021-12-18 04:57:54,185 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_enable_intr_fusion [2021-12-18 04:57:54,185 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_enable_intr_fusion [2021-12-18 04:57:54,185 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_get_cmd [2021-12-18 04:57:54,185 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_get_cmd [2021-12-18 04:57:54,185 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-12-18 04:57:54,185 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-12-18 04:57:54,186 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-12-18 04:57:54,186 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-12-18 04:57:54,186 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_wait_for_outstanding_fusion [2021-12-18 04:57:54,186 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_wait_for_outstanding_fusion [2021-12-18 04:57:54,186 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2021-12-18 04:57:54,186 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2021-12-18 04:57:54,186 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_enable_intr_ppc [2021-12-18 04:57:54,186 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_enable_intr_ppc [2021-12-18 04:57:54,186 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-12-18 04:57:54,186 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-12-18 04:57:54,187 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_check_reset_fusion [2021-12-18 04:57:54,187 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_check_reset_fusion [2021-12-18 04:57:54,187 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_fire_cmd_ppc [2021-12-18 04:57:54,187 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_fire_cmd_ppc [2021-12-18 04:57:54,187 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-18 04:57:54,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-18 04:57:54,187 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2021-12-18 04:57:54,187 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2021-12-18 04:57:54,187 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_ld_list_query [2021-12-18 04:57:54,187 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_ld_list_query [2021-12-18 04:57:54,188 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-12-18 04:57:54,188 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-12-18 04:57:54,188 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2021-12-18 04:57:54,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-18 04:57:54,188 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-18 04:57:54,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-18 04:57:54,188 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_detach_one [2021-12-18 04:57:54,188 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_detach_one [2021-12-18 04:57:54,188 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_issue_polled [2021-12-18 04:57:54,188 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_issue_polled [2021-12-18 04:57:54,188 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_init_adapter_fusion [2021-12-18 04:57:54,189 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_init_adapter_fusion [2021-12-18 04:57:54,189 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_make_sgl64 [2021-12-18 04:57:54,189 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_make_sgl64 [2021-12-18 04:57:54,189 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2021-12-18 04:57:54,189 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2021-12-18 04:57:55,304 INFO L236 CfgBuilder]: Building ICFG [2021-12-18 04:57:55,308 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-18 04:57:57,366 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-18 04:58:09,894 INFO L277 CfgBuilder]: Performing block encoding [2021-12-18 04:58:09,921 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-18 04:58:09,922 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-18 04:58:09,928 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 04:58:09 BoogieIcfgContainer [2021-12-18 04:58:09,928 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-18 04:58:09,930 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-18 04:58:09,930 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-18 04:58:09,932 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-18 04:58:09,932 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 04:57:49" (1/3) ... [2021-12-18 04:58:09,933 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d24fd7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 04:58:09, skipping insertion in model container [2021-12-18 04:58:09,933 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:57:53" (2/3) ... [2021-12-18 04:58:09,933 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d24fd7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 04:58:09, skipping insertion in model container [2021-12-18 04:58:09,933 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 04:58:09" (3/3) ... [2021-12-18 04:58:09,934 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 [2021-12-18 04:58:09,938 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-18 04:58:09,938 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-18 04:58:09,991 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-18 04:58:09,997 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-18 04:58:09,998 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-18 04:58:10,146 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) [2021-12-18 04:58:10,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2021-12-18 04:58:10,162 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 04:58:10,162 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] [2021-12-18 04:58:10,163 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 04:58:10,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 04:58:10,168 INFO L85 PathProgramCache]: Analyzing trace with hash -1987054300, now seen corresponding path program 1 times [2021-12-18 04:58:10,174 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 04:58:10,174 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1904617040] [2021-12-18 04:58:10,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 04:58:10,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 04:58:10,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:10,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 04:58:10,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:10,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-18 04:58:10,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:10,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 04:58:10,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:10,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 04:58:10,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:10,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-18 04:58:10,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:10,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-18 04:58:10,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:10,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 04:58:10,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:10,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-18 04:58:10,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:10,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-18 04:58:10,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:10,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-18 04:58:10,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:10,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-18 04:58:10,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:10,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-18 04:58:10,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:10,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-18 04:58:10,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:10,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 04:58:10,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:10,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-12-18 04:58:10,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:10,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-12-18 04:58:10,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:10,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-18 04:58:10,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:10,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-12-18 04:58:10,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:10,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-18 04:58:10,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:10,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-12-18 04:58:10,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:10,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-12-18 04:58:10,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:10,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-12-18 04:58:10,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:10,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-12-18 04:58:10,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:10,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-12-18 04:58:10,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:10,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 04:58:10,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:10,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-12-18 04:58:10,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:10,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-12-18 04:58:11,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:11,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2021-12-18 04:58:11,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:11,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2021-12-18 04:58:11,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:11,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-12-18 04:58:11,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:11,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2021-12-18 04:58:11,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:11,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2021-12-18 04:58:11,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:11,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2021-12-18 04:58:11,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:11,096 INFO L134 CoverageAnalysis]: Checked inductivity of 1464 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1464 trivial. 0 not checked. [2021-12-18 04:58:11,096 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 04:58:11,096 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1904617040] [2021-12-18 04:58:11,097 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1904617040] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 04:58:11,097 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 04:58:11,097 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-18 04:58:11,098 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1073232027] [2021-12-18 04:58:11,099 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 04:58:11,103 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-18 04:58:11,103 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 04:58:11,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-18 04:58:11,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-18 04:58:11,134 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) [2021-12-18 04:58:30,019 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:58:33,394 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:58:38,242 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:58:40,286 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:58:43,201 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:58:50,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 04:58:50,981 INFO L93 Difference]: Finished difference Result 17078 states and 26476 transitions. [2021-12-18 04:58:50,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-18 04:58:50,983 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 [2021-12-18 04:58:50,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 04:58:51,095 INFO L225 Difference]: With dead ends: 17078 [2021-12-18 04:58:51,095 INFO L226 Difference]: Without dead ends: 11682 [2021-12-18 04:58:51,157 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 [2021-12-18 04:58:51,163 INFO L933 BasicCegarLoop]: 8451 mSDtfsCounter, 13574 mSDsluCounter, 13433 mSDsCounter, 0 mSdLazyCounter, 9081 mSolverCounterSat, 7479 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 36.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14369 SdHoareTripleChecker+Valid, 21884 SdHoareTripleChecker+Invalid, 16563 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7479 IncrementalHoareTripleChecker+Valid, 9081 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 38.7s IncrementalHoareTripleChecker+Time [2021-12-18 04:58:51,164 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [14369 Valid, 21884 Invalid, 16563 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7479 Valid, 9081 Invalid, 3 Unknown, 0 Unchecked, 38.7s Time] [2021-12-18 04:58:51,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11682 states. [2021-12-18 04:58:51,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11682 to 10163. [2021-12-18 04:58:51,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10163 states, 7258 states have (on average 1.3974924221548637) internal successors, (10143), 7424 states have internal predecessors, (10143), 2445 states have call successors, (2445), 460 states have call predecessors, (2445), 459 states have return successors, (2444), 2389 states have call predecessors, (2444), 2444 states have call successors, (2444) [2021-12-18 04:58:51,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10163 states to 10163 states and 15032 transitions. [2021-12-18 04:58:51,739 INFO L78 Accepts]: Start accepts. Automaton has 10163 states and 15032 transitions. Word has length 225 [2021-12-18 04:58:51,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 04:58:51,743 INFO L470 AbstractCegarLoop]: Abstraction has 10163 states and 15032 transitions. [2021-12-18 04:58:51,744 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) [2021-12-18 04:58:51,744 INFO L276 IsEmpty]: Start isEmpty. Operand 10163 states and 15032 transitions. [2021-12-18 04:58:51,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2021-12-18 04:58:51,755 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 04:58:51,756 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] [2021-12-18 04:58:51,756 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-18 04:58:51,757 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 04:58:51,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 04:58:51,757 INFO L85 PathProgramCache]: Analyzing trace with hash 1504509522, now seen corresponding path program 1 times [2021-12-18 04:58:51,758 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 04:58:51,758 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109004546] [2021-12-18 04:58:51,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 04:58:51,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 04:58:51,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:52,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 04:58:52,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:52,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-18 04:58:52,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:52,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 04:58:52,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:52,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 04:58:52,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:52,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-18 04:58:52,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:52,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-18 04:58:52,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:52,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 04:58:52,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:52,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-18 04:58:52,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:52,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-18 04:58:52,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:52,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-18 04:58:52,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:52,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-18 04:58:52,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:52,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-18 04:58:52,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:52,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-18 04:58:52,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:52,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 04:58:52,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:52,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-12-18 04:58:52,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:52,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-12-18 04:58:52,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:52,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-18 04:58:52,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:52,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-12-18 04:58:52,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:52,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-18 04:58:52,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:52,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-12-18 04:58:52,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:52,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-12-18 04:58:52,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:52,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-12-18 04:58:52,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:52,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-12-18 04:58:52,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:52,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-12-18 04:58:52,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:52,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 04:58:52,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:52,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-12-18 04:58:52,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:52,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-12-18 04:58:52,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:52,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2021-12-18 04:58:52,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:52,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2021-12-18 04:58:52,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:52,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-12-18 04:58:52,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:52,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2021-12-18 04:58:52,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:52,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2021-12-18 04:58:52,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:52,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2021-12-18 04:58:52,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:52,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-12-18 04:58:52,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:52,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 04:58:52,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:52,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 04:58:52,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:52,431 INFO L134 CoverageAnalysis]: Checked inductivity of 1466 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1464 trivial. 0 not checked. [2021-12-18 04:58:52,431 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 04:58:52,431 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [109004546] [2021-12-18 04:58:52,432 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [109004546] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-18 04:58:52,432 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [264306702] [2021-12-18 04:58:52,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 04:58:52,432 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 04:58:52,432 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 04:58:52,434 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) [2021-12-18 04:58:52,436 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-18 04:58:53,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:53,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 4721 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-18 04:58:53,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 04:58:54,309 INFO L134 CoverageAnalysis]: Checked inductivity of 1466 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1466 trivial. 0 not checked. [2021-12-18 04:58:54,310 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-18 04:58:54,310 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [264306702] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 04:58:54,310 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-18 04:58:54,310 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2021-12-18 04:58:54,319 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987678155] [2021-12-18 04:58:54,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 04:58:54,320 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-18 04:58:54,320 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 04:58:54,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-18 04:58:54,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-12-18 04:58:54,321 INFO L87 Difference]: Start difference. First operand 10163 states and 15032 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) [2021-12-18 04:58:55,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 04:58:55,065 INFO L93 Difference]: Finished difference Result 30245 states and 44736 transitions. [2021-12-18 04:58:55,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-18 04:58:55,066 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 [2021-12-18 04:58:55,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 04:58:55,213 INFO L225 Difference]: With dead ends: 30245 [2021-12-18 04:58:55,213 INFO L226 Difference]: Without dead ends: 20151 [2021-12-18 04:58:55,284 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 [2021-12-18 04:58:55,285 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, 0.1s IncrementalHoareTripleChecker+Time [2021-12-18 04:58:55,285 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7708 Valid, 16665 Invalid, 130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-18 04:58:55,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20151 states. [2021-12-18 04:58:55,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20151 to 20144. [2021-12-18 04:58:55,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20144 states, 14419 states have (on average 1.3966988001941882) internal successors, (20139), 14753 states have internal predecessors, (20139), 4806 states have call successors, (4806), 919 states have call predecessors, (4806), 918 states have return successors, (4805), 4693 states have call predecessors, (4805), 4805 states have call successors, (4805) [2021-12-18 04:58:56,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20144 states to 20144 states and 29750 transitions. [2021-12-18 04:58:56,029 INFO L78 Accepts]: Start accepts. Automaton has 20144 states and 29750 transitions. Word has length 249 [2021-12-18 04:58:56,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 04:58:56,030 INFO L470 AbstractCegarLoop]: Abstraction has 20144 states and 29750 transitions. [2021-12-18 04:58:56,030 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) [2021-12-18 04:58:56,030 INFO L276 IsEmpty]: Start isEmpty. Operand 20144 states and 29750 transitions. [2021-12-18 04:58:56,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2021-12-18 04:58:56,037 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 04:58:56,037 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] [2021-12-18 04:58:56,068 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-18 04:58:56,251 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 [2021-12-18 04:58:56,252 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 04:58:56,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 04:58:56,252 INFO L85 PathProgramCache]: Analyzing trace with hash -1880313095, now seen corresponding path program 1 times [2021-12-18 04:58:56,252 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 04:58:56,252 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1470370708] [2021-12-18 04:58:56,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 04:58:56,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 04:58:56,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:56,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 04:58:56,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:56,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-18 04:58:56,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:56,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 04:58:56,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:56,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 04:58:56,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:56,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-18 04:58:56,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:56,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-18 04:58:56,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:56,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 04:58:56,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:56,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-18 04:58:56,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:56,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-18 04:58:56,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:56,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-18 04:58:56,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:56,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-18 04:58:56,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:56,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-18 04:58:56,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:56,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-18 04:58:56,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:56,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 04:58:56,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:56,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-12-18 04:58:56,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:56,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-12-18 04:58:56,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:56,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-18 04:58:56,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:56,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-12-18 04:58:56,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:56,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-18 04:58:56,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:56,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-12-18 04:58:56,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:56,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-12-18 04:58:56,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:56,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-12-18 04:58:56,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:56,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-12-18 04:58:56,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:56,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-12-18 04:58:56,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:56,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 04:58:56,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:56,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-12-18 04:58:56,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:56,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-12-18 04:58:56,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:56,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2021-12-18 04:58:56,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:56,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2021-12-18 04:58:56,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:56,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-12-18 04:58:56,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:56,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2021-12-18 04:58:56,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:56,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2021-12-18 04:58:56,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:56,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2021-12-18 04:58:56,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:56,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-18 04:58:56,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:56,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 04:58:56,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:56,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 04:58:56,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:56,739 INFO L134 CoverageAnalysis]: Checked inductivity of 1466 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1464 trivial. 0 not checked. [2021-12-18 04:58:56,740 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 04:58:56,740 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1470370708] [2021-12-18 04:58:56,740 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1470370708] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-18 04:58:56,740 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [701952880] [2021-12-18 04:58:56,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 04:58:56,741 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 04:58:56,741 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 04:58:56,742 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) [2021-12-18 04:58:56,744 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-18 04:58:58,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:58:58,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 4729 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-18 04:58:58,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 04:58:58,665 INFO L134 CoverageAnalysis]: Checked inductivity of 1466 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1466 trivial. 0 not checked. [2021-12-18 04:58:58,665 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-18 04:58:58,666 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [701952880] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 04:58:58,666 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-18 04:58:58,666 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2021-12-18 04:58:58,666 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1107561039] [2021-12-18 04:58:58,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 04:58:58,667 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-18 04:58:58,667 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 04:58:58,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-18 04:58:58,667 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-12-18 04:58:58,673 INFO L87 Difference]: Start difference. First operand 20144 states and 29750 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) [2021-12-18 04:58:59,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 04:58:59,555 INFO L93 Difference]: Finished difference Result 60064 states and 88708 transitions. [2021-12-18 04:58:59,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-18 04:58:59,556 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 [2021-12-18 04:58:59,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 04:58:59,866 INFO L225 Difference]: With dead ends: 60064 [2021-12-18 04:58:59,867 INFO L226 Difference]: Without dead ends: 39989 [2021-12-18 04:58:59,934 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 327 GetRequests, 322 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-12-18 04:58:59,935 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 [2021-12-18 04:58:59,935 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] [2021-12-18 04:58:59,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39989 states. [2021-12-18 04:59:01,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39989 to 39978. [2021-12-18 04:59:01,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39978 states, 28671 states have (on average 1.3955216071989118) internal successors, (40011), 29341 states have internal predecessors, (40011), 9470 states have call successors, (9470), 1837 states have call predecessors, (9470), 1836 states have return successors, (9469), 9243 states have call predecessors, (9469), 9469 states have call successors, (9469) [2021-12-18 04:59:01,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39978 states to 39978 states and 58950 transitions. [2021-12-18 04:59:01,298 INFO L78 Accepts]: Start accepts. Automaton has 39978 states and 58950 transitions. Word has length 253 [2021-12-18 04:59:01,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 04:59:01,299 INFO L470 AbstractCegarLoop]: Abstraction has 39978 states and 58950 transitions. [2021-12-18 04:59:01,299 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) [2021-12-18 04:59:01,299 INFO L276 IsEmpty]: Start isEmpty. Operand 39978 states and 58950 transitions. [2021-12-18 04:59:01,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2021-12-18 04:59:01,305 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 04:59:01,306 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] [2021-12-18 04:59:01,333 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-12-18 04:59:01,523 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 [2021-12-18 04:59:01,523 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 04:59:01,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 04:59:01,524 INFO L85 PathProgramCache]: Analyzing trace with hash -1752990689, now seen corresponding path program 1 times [2021-12-18 04:59:01,524 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 04:59:01,524 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2082949380] [2021-12-18 04:59:01,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 04:59:01,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 04:59:01,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:01,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 04:59:01,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:01,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-18 04:59:01,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:01,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 04:59:01,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:01,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 04:59:01,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:01,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-18 04:59:01,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:01,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-18 04:59:01,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:01,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 04:59:01,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:01,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-18 04:59:01,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:01,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-18 04:59:01,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:01,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-18 04:59:01,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:02,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-18 04:59:02,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:02,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-18 04:59:02,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:02,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-18 04:59:02,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:02,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 04:59:02,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:02,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-12-18 04:59:02,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:02,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-12-18 04:59:02,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:02,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-18 04:59:02,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:02,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-12-18 04:59:02,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:02,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-18 04:59:02,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:02,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-12-18 04:59:02,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:02,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-12-18 04:59:02,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:02,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-12-18 04:59:02,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:02,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-12-18 04:59:02,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:02,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-12-18 04:59:02,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:02,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 04:59:02,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:02,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-12-18 04:59:02,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:02,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-12-18 04:59:02,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:02,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2021-12-18 04:59:02,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:02,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2021-12-18 04:59:02,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:02,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-12-18 04:59:02,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:02,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2021-12-18 04:59:02,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:02,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2021-12-18 04:59:02,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:02,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2021-12-18 04:59:02,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:02,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2021-12-18 04:59:02,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:02,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 04:59:02,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:02,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 04:59:02,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:02,232 INFO L134 CoverageAnalysis]: Checked inductivity of 1466 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1464 trivial. 0 not checked. [2021-12-18 04:59:02,232 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 04:59:02,232 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2082949380] [2021-12-18 04:59:02,232 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2082949380] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-18 04:59:02,232 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [459762745] [2021-12-18 04:59:02,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 04:59:02,232 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 04:59:02,233 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 04:59:02,233 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) [2021-12-18 04:59:02,234 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-12-18 04:59:03,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:03,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 4733 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-18 04:59:03,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 04:59:04,056 INFO L134 CoverageAnalysis]: Checked inductivity of 1466 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1466 trivial. 0 not checked. [2021-12-18 04:59:04,057 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-18 04:59:04,057 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [459762745] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 04:59:04,057 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-18 04:59:04,057 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2021-12-18 04:59:04,057 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1189006067] [2021-12-18 04:59:04,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 04:59:04,058 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-18 04:59:04,058 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 04:59:04,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-18 04:59:04,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-12-18 04:59:04,059 INFO L87 Difference]: Start difference. First operand 39978 states and 58950 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) [2021-12-18 04:59:05,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 04:59:05,759 INFO L93 Difference]: Finished difference Result 119302 states and 175920 transitions. [2021-12-18 04:59:05,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-18 04:59:05,760 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 [2021-12-18 04:59:05,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 04:59:06,333 INFO L225 Difference]: With dead ends: 119302 [2021-12-18 04:59:06,333 INFO L226 Difference]: Without dead ends: 79393 [2021-12-18 04:59:06,516 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 [2021-12-18 04:59:06,517 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, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-18 04:59:06,517 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7677 Valid, 16804 Invalid, 130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-18 04:59:06,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79393 states. [2021-12-18 04:59:08,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79393 to 79374. [2021-12-18 04:59:09,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79374 states, 57027 states have (on average 1.3941992389569853) internal successors, (79507), 58369 states have internal predecessors, (79507), 18674 states have call successors, (18674), 3673 states have call predecessors, (18674), 3672 states have return successors, (18673), 18219 states have call predecessors, (18673), 18673 states have call successors, (18673) [2021-12-18 04:59:09,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79374 states to 79374 states and 116854 transitions. [2021-12-18 04:59:09,727 INFO L78 Accepts]: Start accepts. Automaton has 79374 states and 116854 transitions. Word has length 255 [2021-12-18 04:59:09,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 04:59:09,728 INFO L470 AbstractCegarLoop]: Abstraction has 79374 states and 116854 transitions. [2021-12-18 04:59:09,728 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) [2021-12-18 04:59:09,728 INFO L276 IsEmpty]: Start isEmpty. Operand 79374 states and 116854 transitions. [2021-12-18 04:59:09,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2021-12-18 04:59:09,734 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 04:59:09,735 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] [2021-12-18 04:59:09,764 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-12-18 04:59:09,947 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 [2021-12-18 04:59:09,948 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 04:59:09,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 04:59:09,948 INFO L85 PathProgramCache]: Analyzing trace with hash 1496520534, now seen corresponding path program 1 times [2021-12-18 04:59:09,948 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 04:59:09,948 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [72248791] [2021-12-18 04:59:09,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 04:59:09,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 04:59:10,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:10,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 04:59:10,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:10,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-18 04:59:10,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:10,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 04:59:10,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:10,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 04:59:10,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:10,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-18 04:59:10,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:10,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-18 04:59:10,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:10,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 04:59:10,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:10,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-18 04:59:10,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:10,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-18 04:59:10,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:10,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-18 04:59:10,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:10,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-18 04:59:10,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:10,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-18 04:59:10,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:10,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-18 04:59:10,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:10,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 04:59:10,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:10,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-12-18 04:59:10,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:10,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-12-18 04:59:10,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:10,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-18 04:59:10,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:10,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-12-18 04:59:10,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:10,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-18 04:59:10,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:10,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-12-18 04:59:10,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:10,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-12-18 04:59:10,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:10,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-12-18 04:59:10,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:10,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-12-18 04:59:10,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:10,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-12-18 04:59:10,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:10,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 04:59:10,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:10,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-12-18 04:59:10,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:10,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-12-18 04:59:10,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:10,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2021-12-18 04:59:10,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:10,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2021-12-18 04:59:10,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:10,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-12-18 04:59:10,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:10,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2021-12-18 04:59:10,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:10,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2021-12-18 04:59:10,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:10,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2021-12-18 04:59:10,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:10,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2021-12-18 04:59:10,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:10,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 04:59:10,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:10,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 04:59:10,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:10,435 INFO L134 CoverageAnalysis]: Checked inductivity of 1466 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1464 trivial. 0 not checked. [2021-12-18 04:59:10,436 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 04:59:10,436 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [72248791] [2021-12-18 04:59:10,436 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [72248791] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-18 04:59:10,436 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [844311579] [2021-12-18 04:59:10,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 04:59:10,436 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 04:59:10,436 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 04:59:10,437 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) [2021-12-18 04:59:10,439 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-12-18 04:59:11,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:11,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 4743 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-18 04:59:11,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 04:59:12,222 INFO L134 CoverageAnalysis]: Checked inductivity of 1466 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1466 trivial. 0 not checked. [2021-12-18 04:59:12,222 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-18 04:59:12,223 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [844311579] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 04:59:12,223 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-18 04:59:12,223 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2021-12-18 04:59:12,223 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1883495019] [2021-12-18 04:59:12,223 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 04:59:12,223 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-18 04:59:12,224 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 04:59:12,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-18 04:59:12,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-12-18 04:59:12,224 INFO L87 Difference]: Start difference. First operand 79374 states and 116854 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) [2021-12-18 04:59:16,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 04:59:16,044 INFO L93 Difference]: Finished difference Result 236908 states and 348776 transitions. [2021-12-18 04:59:16,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-18 04:59:16,045 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 [2021-12-18 04:59:16,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 04:59:17,345 INFO L225 Difference]: With dead ends: 236908 [2021-12-18 04:59:17,345 INFO L226 Difference]: Without dead ends: 157603 [2021-12-18 04:59:17,720 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 [2021-12-18 04:59:17,720 INFO L933 BasicCegarLoop]: 9284 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, 16928 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 [2021-12-18 04:59:17,721 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7661 Valid, 16928 Invalid, 130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-12-18 04:59:17,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157603 states. [2021-12-18 04:59:21,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157603 to 157600. [2021-12-18 04:59:22,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157600 states, 113427 states have (on average 1.392640200305042) internal successors, (157963), 116097 states have internal predecessors, (157963), 36830 states have call successors, (36830), 7343 states have call predecessors, (36830), 7342 states have return successors, (36829), 35935 states have call predecessors, (36829), 36829 states have call successors, (36829) [2021-12-18 04:59:23,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157600 states to 157600 states and 231622 transitions. [2021-12-18 04:59:23,427 INFO L78 Accepts]: Start accepts. Automaton has 157600 states and 231622 transitions. Word has length 260 [2021-12-18 04:59:23,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 04:59:23,427 INFO L470 AbstractCegarLoop]: Abstraction has 157600 states and 231622 transitions. [2021-12-18 04:59:23,428 INFO L471 AbstractCegarLoop]: INTERPOLANT 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) [2021-12-18 04:59:23,428 INFO L276 IsEmpty]: Start isEmpty. Operand 157600 states and 231622 transitions. [2021-12-18 04:59:23,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2021-12-18 04:59:23,436 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 04:59:23,436 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, 1] [2021-12-18 04:59:23,465 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-12-18 04:59:23,654 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 04:59:23,654 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 04:59:23,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 04:59:23,655 INFO L85 PathProgramCache]: Analyzing trace with hash 323010848, now seen corresponding path program 1 times [2021-12-18 04:59:23,655 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 04:59:23,655 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1586154302] [2021-12-18 04:59:23,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 04:59:23,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 04:59:23,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:23,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 04:59:23,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:23,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-18 04:59:23,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:23,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 04:59:23,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:23,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 04:59:23,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:23,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-18 04:59:23,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:23,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-18 04:59:23,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:23,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 04:59:23,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:23,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-18 04:59:23,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:23,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-18 04:59:23,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:23,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-18 04:59:23,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:23,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-18 04:59:23,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:23,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-18 04:59:23,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:23,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-18 04:59:23,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:23,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 04:59:23,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:23,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-12-18 04:59:23,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:23,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-12-18 04:59:23,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:23,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-18 04:59:23,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:23,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-12-18 04:59:23,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:23,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-18 04:59:23,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:23,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-12-18 04:59:23,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:23,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-12-18 04:59:23,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:23,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-12-18 04:59:23,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:23,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-12-18 04:59:23,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:23,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-12-18 04:59:24,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:24,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 04:59:24,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:24,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-12-18 04:59:24,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:24,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-12-18 04:59:24,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:24,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2021-12-18 04:59:24,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:24,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2021-12-18 04:59:24,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:24,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-12-18 04:59:24,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:24,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2021-12-18 04:59:24,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:24,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2021-12-18 04:59:24,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:24,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2021-12-18 04:59:24,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:24,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-12-18 04:59:24,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:24,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2021-12-18 04:59:24,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:24,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2021-12-18 04:59:24,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:24,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2021-12-18 04:59:24,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:24,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2021-12-18 04:59:24,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:24,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 04:59:24,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:24,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 04:59:24,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:59:24,166 INFO L134 CoverageAnalysis]: Checked inductivity of 1824 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1824 trivial. 0 not checked. [2021-12-18 04:59:24,166 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 04:59:24,166 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1586154302] [2021-12-18 04:59:24,166 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1586154302] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 04:59:24,166 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 04:59:24,166 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 04:59:24,166 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1625293256] [2021-12-18 04:59:24,167 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 04:59:24,167 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 04:59:24,167 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 04:59:24,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 04:59:24,168 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-18 04:59:24,168 INFO L87 Difference]: Start difference. First operand 157600 states and 231622 transitions. Second operand has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 3 states have internal predecessors, (85), 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) [2021-12-18 04:59:34,398 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:59:46,346 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:59:52,205 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 05:00:06,927 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 05:00:15,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 05:00:15,327 INFO L93 Difference]: Finished difference Result 517736 states and 779615 transitions. [2021-12-18 05:00:15,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-18 05:00:15,327 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 3 states have internal predecessors, (85), 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 274 [2021-12-18 05:00:15,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 05:00:18,392 INFO L225 Difference]: With dead ends: 517736 [2021-12-18 05:00:18,393 INFO L226 Difference]: Without dead ends: 360205 [2021-12-18 05:00:19,445 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2021-12-18 05:00:19,445 INFO L933 BasicCegarLoop]: 8844 mSDtfsCounter, 16405 mSDsluCounter, 13723 mSDsCounter, 0 mSdLazyCounter, 9638 mSolverCounterSat, 10169 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 36.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17415 SdHoareTripleChecker+Valid, 22567 SdHoareTripleChecker+Invalid, 19810 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 10169 IncrementalHoareTripleChecker+Valid, 9638 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 40.1s IncrementalHoareTripleChecker+Time [2021-12-18 05:00:19,445 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [17415 Valid, 22567 Invalid, 19810 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [10169 Valid, 9638 Invalid, 3 Unknown, 0 Unchecked, 40.1s Time] [2021-12-18 05:00:19,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360205 states. [2021-12-18 05:00:30,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 360205 to 310462. [2021-12-18 05:00:31,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 310462 states, 223529 states have (on average 1.3915554581284755) internal successors, (311053), 228867 states have internal predecessors, (311053), 72340 states have call successors, (72340), 14625 states have call predecessors, (72340), 14592 states have return successors, (72339), 70517 states have call predecessors, (72339), 72339 states have call successors, (72339) [2021-12-18 05:00:33,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310462 states to 310462 states and 455732 transitions. [2021-12-18 05:00:33,571 INFO L78 Accepts]: Start accepts. Automaton has 310462 states and 455732 transitions. Word has length 274 [2021-12-18 05:00:33,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 05:00:33,572 INFO L470 AbstractCegarLoop]: Abstraction has 310462 states and 455732 transitions. [2021-12-18 05:00:33,572 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 3 states have internal predecessors, (85), 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) [2021-12-18 05:00:33,572 INFO L276 IsEmpty]: Start isEmpty. Operand 310462 states and 455732 transitions. [2021-12-18 05:00:33,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2021-12-18 05:00:33,580 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 05:00:33,580 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 05:00:33,580 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-18 05:00:33,580 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 05:00:33,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 05:00:33,581 INFO L85 PathProgramCache]: Analyzing trace with hash 1944404389, now seen corresponding path program 1 times [2021-12-18 05:00:33,581 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 05:00:33,581 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1122200910] [2021-12-18 05:00:33,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 05:00:33,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 05:00:33,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 05:00:33,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 05:00:33,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 05:00:33,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-18 05:00:33,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 05:00:33,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 05:00:33,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 05:00:33,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 05:00:33,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 05:00:33,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-18 05:00:33,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 05:00:33,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-18 05:00:33,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 05:00:33,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 05:00:33,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 05:00:33,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-18 05:00:33,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 05:00:33,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-18 05:00:33,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 05:00:33,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-18 05:00:33,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 05:00:33,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-18 05:00:33,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 05:00:33,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-18 05:00:33,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 05:00:33,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-18 05:00:33,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 05:00:33,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-18 05:00:33,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 05:00:33,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-12-18 05:00:33,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 05:00:33,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-12-18 05:00:33,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 05:00:33,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-18 05:00:33,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 05:00:33,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-12-18 05:00:33,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 05:00:33,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-18 05:00:33,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 05:00:33,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-12-18 05:00:33,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 05:00:33,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-12-18 05:00:33,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 05:00:33,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-12-18 05:00:33,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 05:00:33,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-12-18 05:00:33,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 05:00:33,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-12-18 05:00:33,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 05:00:33,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 05:00:33,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 05:00:33,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-12-18 05:00:33,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 05:00:33,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-12-18 05:00:33,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 05:00:33,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2021-12-18 05:00:33,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 05:00:33,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2021-12-18 05:00:33,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 05:00:33,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-12-18 05:00:33,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 05:00:33,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2021-12-18 05:00:33,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 05:00:33,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2021-12-18 05:00:33,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 05:00:33,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2021-12-18 05:00:33,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 05:00:33,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2021-12-18 05:00:33,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 05:00:33,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2021-12-18 05:00:33,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 05:00:34,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2021-12-18 05:00:34,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 05:00:34,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-18 05:00:34,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 05:00:34,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 05:00:34,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 05:00:34,043 INFO L134 CoverageAnalysis]: Checked inductivity of 1466 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1464 trivial. 0 not checked. [2021-12-18 05:00:34,043 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 05:00:34,043 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1122200910] [2021-12-18 05:00:34,043 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1122200910] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-18 05:00:34,043 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [811107313] [2021-12-18 05:00:34,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 05:00:34,043 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 05:00:34,043 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 05:00:34,044 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-18 05:00:34,045 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-12-18 05:00:35,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 05:00:35,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 4905 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-18 05:00:35,410 INFO L286 TraceCheckSpWp]: Computing forward predicates...