./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--tty--serial--jsm--jsm.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e19ca921 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--tty--serial--jsm--jsm.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 4a85e1979f2ca2892c3eccf7e074527de3ab8b870454684fabd77f213c297e21 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 15:18:02,482 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 15:18:02,484 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 15:18:02,542 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 15:18:02,549 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 15:18:02,550 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 15:18:02,552 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 15:18:02,556 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 15:18:02,558 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 15:18:02,559 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 15:18:02,560 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 15:18:02,562 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 15:18:02,563 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 15:18:02,566 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 15:18:02,567 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 15:18:02,568 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 15:18:02,570 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 15:18:02,570 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 15:18:02,572 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 15:18:02,573 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 15:18:02,574 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 15:18:02,575 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 15:18:02,576 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 15:18:02,577 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 15:18:02,579 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 15:18:02,584 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 15:18:02,585 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 15:18:02,585 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 15:18:02,586 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 15:18:02,586 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 15:18:02,587 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 15:18:02,587 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 15:18:02,588 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 15:18:02,588 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 15:18:02,590 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 15:18:02,590 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 15:18:02,591 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 15:18:02,592 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 15:18:02,593 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 15:18:02,593 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 15:18:02,594 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 15:18:02,595 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-22 15:18:02,617 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 15:18:02,620 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 15:18:02,620 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 15:18:02,620 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 15:18:02,621 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 15:18:02,621 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 15:18:02,622 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 15:18:02,622 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 15:18:02,622 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 15:18:02,623 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 15:18:02,623 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 15:18:02,624 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 15:18:02,624 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-22 15:18:02,624 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 15:18:02,625 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-22 15:18:02,625 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 15:18:02,625 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 15:18:02,625 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-22 15:18:02,625 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 15:18:02,625 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 15:18:02,626 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 15:18:02,626 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:18:02,626 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 15:18:02,626 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 15:18:02,626 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-22 15:18:02,628 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 15:18:02,628 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 15:18:02,628 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-22 15:18:02,628 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-22 15:18:02,628 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-22 15:18:02,629 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 15:18:02,629 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a85e1979f2ca2892c3eccf7e074527de3ab8b870454684fabd77f213c297e21 [2021-12-22 15:18:02,884 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 15:18:02,907 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 15:18:02,909 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 15:18:02,916 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 15:18:02,918 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 15:18:02,919 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--tty--serial--jsm--jsm.ko-entry_point.cil.out.i [2021-12-22 15:18:02,967 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/63990a442/25902df6a01e449187e4386ec31da19a/FLAGf750e2d70 [2021-12-22 15:18:03,716 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 15:18:03,717 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--tty--serial--jsm--jsm.ko-entry_point.cil.out.i [2021-12-22 15:18:03,773 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/63990a442/25902df6a01e449187e4386ec31da19a/FLAGf750e2d70 [2021-12-22 15:18:04,274 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/63990a442/25902df6a01e449187e4386ec31da19a [2021-12-22 15:18:04,277 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 15:18:04,278 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 15:18:04,280 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 15:18:04,280 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 15:18:04,283 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 15:18:04,284 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:18:04" (1/1) ... [2021-12-22 15:18:04,286 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@615b1c1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:18:04, skipping insertion in model container [2021-12-22 15:18:04,286 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:18:04" (1/1) ... [2021-12-22 15:18:04,292 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 15:18:04,394 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 15:18:06,045 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--tty--serial--jsm--jsm.ko-entry_point.cil.out.i[298129,298142] [2021-12-22 15:18:06,080 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 15:18:06,134 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 15:18:06,504 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--tty--serial--jsm--jsm.ko-entry_point.cil.out.i[298129,298142] [2021-12-22 15:18:06,512 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 15:18:06,633 INFO L208 MainTranslator]: Completed translation [2021-12-22 15:18:06,635 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:18:06 WrapperNode [2021-12-22 15:18:06,635 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 15:18:06,636 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 15:18:06,636 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 15:18:06,637 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 15:18:06,643 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:18:06" (1/1) ... [2021-12-22 15:18:06,761 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:18:06" (1/1) ... [2021-12-22 15:18:06,932 INFO L137 Inliner]: procedures = 219, calls = 4120, calls flagged for inlining = 76, calls inlined = 73, statements flattened = 6306 [2021-12-22 15:18:06,933 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 15:18:06,933 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 15:18:06,933 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 15:18:06,934 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 15:18:06,941 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:18:06" (1/1) ... [2021-12-22 15:18:06,941 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:18:06" (1/1) ... [2021-12-22 15:18:06,998 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:18:06" (1/1) ... [2021-12-22 15:18:06,999 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:18:06" (1/1) ... [2021-12-22 15:18:07,141 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:18:06" (1/1) ... [2021-12-22 15:18:07,174 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:18:06" (1/1) ... [2021-12-22 15:18:07,207 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:18:06" (1/1) ... [2021-12-22 15:18:07,294 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 15:18:07,321 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 15:18:07,321 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 15:18:07,321 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 15:18:07,322 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:18:06" (1/1) ... [2021-12-22 15:18:07,329 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:18:07,338 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 15:18:07,353 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-22 15:18:07,367 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-22 15:18:07,393 INFO L130 BoogieDeclarations]: Found specification of procedure cls_set_no_input_flow_control [2021-12-22 15:18:07,393 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_set_no_input_flow_control [2021-12-22 15:18:07,394 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_tty_request_port [2021-12-22 15:18:07,394 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_tty_request_port [2021-12-22 15:18:07,394 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-22 15:18:07,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-22 15:18:07,394 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-22 15:18:07,394 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-22 15:18:07,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-22 15:18:07,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-22 15:18:07,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-22 15:18:07,395 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-22 15:18:07,395 INFO L130 BoogieDeclarations]: Found specification of procedure neo_send_stop_character [2021-12-22 15:18:07,395 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_send_stop_character [2021-12-22 15:18:07,395 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2021-12-22 15:18:07,395 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2021-12-22 15:18:07,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-12-22 15:18:07,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-12-22 15:18:07,397 INFO L130 BoogieDeclarations]: Found specification of procedure cls_copy_data_from_queue_to_uart [2021-12-22 15:18:07,397 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_copy_data_from_queue_to_uart [2021-12-22 15:18:07,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-22 15:18:07,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-22 15:18:07,398 INFO L130 BoogieDeclarations]: Found specification of procedure neo_enable_receiver [2021-12-22 15:18:07,398 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_enable_receiver [2021-12-22 15:18:07,398 INFO L130 BoogieDeclarations]: Found specification of procedure char_buf_ptr [2021-12-22 15:18:07,398 INFO L138 BoogieDeclarations]: Found implementation of procedure char_buf_ptr [2021-12-22 15:18:07,398 INFO L130 BoogieDeclarations]: Found specification of procedure uart_unregister_driver [2021-12-22 15:18:07,398 INFO L138 BoogieDeclarations]: Found implementation of procedure uart_unregister_driver [2021-12-22 15:18:07,398 INFO L130 BoogieDeclarations]: Found specification of procedure cls_uart_off [2021-12-22 15:18:07,398 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_uart_off [2021-12-22 15:18:07,399 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_tty_send_xchar [2021-12-22 15:18:07,399 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_tty_send_xchar [2021-12-22 15:18:07,399 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_char [2021-12-22 15:18:07,399 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_char [2021-12-22 15:18:07,399 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-22 15:18:07,399 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-22 15:18:07,399 INFO L130 BoogieDeclarations]: Found specification of procedure neo_uart_off [2021-12-22 15:18:07,400 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_uart_off [2021-12-22 15:18:07,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_5 [2021-12-22 15:18:07,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_5 [2021-12-22 15:18:07,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-22 15:18:07,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-22 15:18:07,401 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_tty_stop_rx [2021-12-22 15:18:07,401 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_tty_stop_rx [2021-12-22 15:18:07,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_2 [2021-12-22 15:18:07,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_2 [2021-12-22 15:18:07,402 INFO L130 BoogieDeclarations]: Found specification of procedure neo_parse_modem [2021-12-22 15:18:07,402 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_parse_modem [2021-12-22 15:18:07,402 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_tty_release_port [2021-12-22 15:18:07,402 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_tty_release_port [2021-12-22 15:18:07,402 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_tty_type [2021-12-22 15:18:07,402 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_tty_type [2021-12-22 15:18:07,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-22 15:18:07,403 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-22 15:18:07,403 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-22 15:18:07,403 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-22 15:18:07,403 INFO L130 BoogieDeclarations]: Found specification of procedure cls_param [2021-12-22 15:18:07,404 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_param [2021-12-22 15:18:07,405 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-22 15:18:07,405 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-22 15:18:07,405 INFO L130 BoogieDeclarations]: Found specification of procedure cls_send_immediate_char [2021-12-22 15:18:07,405 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_send_immediate_char [2021-12-22 15:18:07,406 INFO L130 BoogieDeclarations]: Found specification of procedure neo_copy_data_from_queue_to_uart [2021-12-22 15:18:07,406 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_copy_data_from_queue_to_uart [2021-12-22 15:18:07,406 INFO L130 BoogieDeclarations]: Found specification of procedure cls_intr [2021-12-22 15:18:07,406 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_intr [2021-12-22 15:18:07,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-22 15:18:07,406 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_uart_port_init [2021-12-22 15:18:07,406 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_uart_port_init [2021-12-22 15:18:07,406 INFO L130 BoogieDeclarations]: Found specification of procedure neo_assert_modem_signals [2021-12-22 15:18:07,407 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_assert_modem_signals [2021-12-22 15:18:07,407 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-22 15:18:07,407 INFO L130 BoogieDeclarations]: Found specification of procedure neo_param [2021-12-22 15:18:07,407 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_param [2021-12-22 15:18:07,408 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-22 15:18:07,408 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-22 15:18:07,408 INFO L130 BoogieDeclarations]: Found specification of procedure neo_copy_data_from_uart_to_queue [2021-12-22 15:18:07,408 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_copy_data_from_uart_to_queue [2021-12-22 15:18:07,408 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2021-12-22 15:18:07,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2021-12-22 15:18:07,408 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-22 15:18:07,409 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-22 15:18:07,409 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_remove_one [2021-12-22 15:18:07,409 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_remove_one [2021-12-22 15:18:07,409 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_tty_close [2021-12-22 15:18:07,409 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_tty_close [2021-12-22 15:18:07,409 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_tty_set_termios [2021-12-22 15:18:07,409 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_tty_set_termios [2021-12-22 15:18:07,410 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-22 15:18:07,410 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-22 15:18:07,410 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-22 15:18:07,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-22 15:18:07,411 INFO L130 BoogieDeclarations]: Found specification of procedure neo_intr [2021-12-22 15:18:07,411 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_intr [2021-12-22 15:18:07,411 INFO L130 BoogieDeclarations]: Found specification of procedure neo_send_break [2021-12-22 15:18:07,411 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_send_break [2021-12-22 15:18:07,412 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-22 15:18:07,412 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-22 15:18:07,412 INFO L130 BoogieDeclarations]: Found specification of procedure cls_clear_break [2021-12-22 15:18:07,412 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_clear_break [2021-12-22 15:18:07,413 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_config_port [2021-12-22 15:18:07,413 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_config_port [2021-12-22 15:18:07,413 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-12-22 15:18:07,413 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-12-22 15:18:07,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-22 15:18:07,414 INFO L130 BoogieDeclarations]: Found specification of procedure cls_set_no_output_flow_control [2021-12-22 15:18:07,414 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_set_no_output_flow_control [2021-12-22 15:18:07,414 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2021-12-22 15:18:07,414 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2021-12-22 15:18:07,414 INFO L130 BoogieDeclarations]: Found specification of procedure uart_handle_dcd_change [2021-12-22 15:18:07,414 INFO L138 BoogieDeclarations]: Found implementation of procedure uart_handle_dcd_change [2021-12-22 15:18:07,415 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-22 15:18:07,415 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-22 15:18:07,415 INFO L130 BoogieDeclarations]: Found specification of procedure waitqueue_active [2021-12-22 15:18:07,415 INFO L138 BoogieDeclarations]: Found implementation of procedure waitqueue_active [2021-12-22 15:18:07,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-22 15:18:07,415 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_io_resume [2021-12-22 15:18:07,416 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_io_resume [2021-12-22 15:18:07,416 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_io_error_detected [2021-12-22 15:18:07,418 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_io_error_detected [2021-12-22 15:18:07,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-22 15:18:07,419 INFO L130 BoogieDeclarations]: Found specification of procedure cls_uart_init [2021-12-22 15:18:07,419 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_uart_init [2021-12-22 15:18:07,419 INFO L130 BoogieDeclarations]: Found specification of procedure neo_send_start_character [2021-12-22 15:18:07,421 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_send_start_character [2021-12-22 15:18:07,421 INFO L130 BoogieDeclarations]: Found specification of procedure cls_enable_receiver [2021-12-22 15:18:07,421 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_enable_receiver [2021-12-22 15:18:07,421 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-22 15:18:07,426 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-22 15:18:07,426 INFO L130 BoogieDeclarations]: Found specification of procedure cls_disable_receiver [2021-12-22 15:18:07,426 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_disable_receiver [2021-12-22 15:18:07,426 INFO L130 BoogieDeclarations]: Found specification of procedure neo_send_immediate_char [2021-12-22 15:18:07,426 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_send_immediate_char [2021-12-22 15:18:07,427 INFO L130 BoogieDeclarations]: Found specification of procedure neo_set_no_output_flow_control [2021-12-22 15:18:07,427 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_set_no_output_flow_control [2021-12-22 15:18:07,427 INFO L130 BoogieDeclarations]: Found specification of procedure cls_send_stop_character [2021-12-22 15:18:07,427 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_send_stop_character [2021-12-22 15:18:07,427 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-22 15:18:07,427 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-22 15:18:07,427 INFO L130 BoogieDeclarations]: Found specification of procedure cls_flush_uart_write [2021-12-22 15:18:07,427 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_flush_uart_write [2021-12-22 15:18:07,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-22 15:18:07,428 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_io_slot_reset [2021-12-22 15:18:07,428 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_io_slot_reset [2021-12-22 15:18:07,428 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-22 15:18:07,428 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-22 15:18:07,428 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_tty_open [2021-12-22 15:18:07,428 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_tty_open [2021-12-22 15:18:07,428 INFO L130 BoogieDeclarations]: Found specification of procedure uart_write_wakeup [2021-12-22 15:18:07,428 INFO L138 BoogieDeclarations]: Found implementation of procedure uart_write_wakeup [2021-12-22 15:18:07,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-22 15:18:07,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-22 15:18:07,429 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_tty_tx_empty [2021-12-22 15:18:07,429 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_tty_tx_empty [2021-12-22 15:18:07,429 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_tty_get_mctrl [2021-12-22 15:18:07,429 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_tty_get_mctrl [2021-12-22 15:18:07,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-22 15:18:07,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-22 15:18:07,430 INFO L130 BoogieDeclarations]: Found specification of procedure neo_pci_posting_flush [2021-12-22 15:18:07,430 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_pci_posting_flush [2021-12-22 15:18:07,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-22 15:18:07,430 INFO L130 BoogieDeclarations]: Found specification of procedure cls_get_uart_bytes_left [2021-12-22 15:18:07,430 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_get_uart_bytes_left [2021-12-22 15:18:07,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-22 15:18:07,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-22 15:18:07,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-22 15:18:07,431 INFO L130 BoogieDeclarations]: Found specification of procedure neo_set_no_input_flow_control [2021-12-22 15:18:07,431 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_set_no_input_flow_control [2021-12-22 15:18:07,431 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-12-22 15:18:07,431 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-12-22 15:18:07,431 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-22 15:18:07,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-22 15:18:07,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-22 15:18:07,432 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_carrier [2021-12-22 15:18:07,432 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_carrier [2021-12-22 15:18:07,432 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_tty_stop_tx [2021-12-22 15:18:07,432 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_tty_stop_tx [2021-12-22 15:18:07,432 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-22 15:18:07,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-22 15:18:07,432 INFO L130 BoogieDeclarations]: Found specification of procedure neo_parse_isr [2021-12-22 15:18:07,433 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_parse_isr [2021-12-22 15:18:07,433 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_tty_start_tx [2021-12-22 15:18:07,433 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_tty_start_tx [2021-12-22 15:18:07,433 INFO L130 BoogieDeclarations]: Found specification of procedure neo_flush_uart_read [2021-12-22 15:18:07,433 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_flush_uart_read [2021-12-22 15:18:07,433 INFO L130 BoogieDeclarations]: Found specification of procedure cls_send_break [2021-12-22 15:18:07,433 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_send_break [2021-12-22 15:18:07,434 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_remove_uart_port [2021-12-22 15:18:07,434 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_remove_uart_port [2021-12-22 15:18:07,434 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-12-22 15:18:07,434 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-12-22 15:18:07,434 INFO L130 BoogieDeclarations]: Found specification of procedure cls_send_start_character [2021-12-22 15:18:07,434 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_send_start_character [2021-12-22 15:18:07,434 INFO L130 BoogieDeclarations]: Found specification of procedure neo_uart_init [2021-12-22 15:18:07,434 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_uart_init [2021-12-22 15:18:07,434 INFO L130 BoogieDeclarations]: Found specification of procedure cls_assert_modem_signals [2021-12-22 15:18:07,435 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_assert_modem_signals [2021-12-22 15:18:07,435 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_tty_write [2021-12-22 15:18:07,435 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_tty_write [2021-12-22 15:18:07,435 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_tty_set_mctrl [2021-12-22 15:18:07,435 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_tty_set_mctrl [2021-12-22 15:18:07,435 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_tty_break [2021-12-22 15:18:07,435 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_tty_break [2021-12-22 15:18:07,435 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_check_queue_flow_control [2021-12-22 15:18:07,436 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_check_queue_flow_control [2021-12-22 15:18:07,436 INFO L130 BoogieDeclarations]: Found specification of procedure cls_parse_modem [2021-12-22 15:18:07,436 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_parse_modem [2021-12-22 15:18:07,436 INFO L130 BoogieDeclarations]: Found specification of procedure neo_disable_receiver [2021-12-22 15:18:07,436 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_disable_receiver [2021-12-22 15:18:07,436 INFO L130 BoogieDeclarations]: Found specification of procedure cls_flush_uart_read [2021-12-22 15:18:07,436 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_flush_uart_read [2021-12-22 15:18:07,436 INFO L130 BoogieDeclarations]: Found specification of procedure neo_flush_uart_write [2021-12-22 15:18:07,437 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_flush_uart_write [2021-12-22 15:18:07,437 INFO L130 BoogieDeclarations]: Found specification of procedure neo_clear_break [2021-12-22 15:18:07,437 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_clear_break [2021-12-22 15:18:07,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-22 15:18:07,437 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2021-12-22 15:18:07,437 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2021-12-22 15:18:07,437 INFO L130 BoogieDeclarations]: Found specification of procedure neo_get_uart_bytes_left [2021-12-22 15:18:07,437 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_get_uart_bytes_left [2021-12-22 15:18:07,437 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2021-12-22 15:18:07,438 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2021-12-22 15:18:07,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 15:18:07,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 15:18:08,148 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 15:18:08,151 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-22 15:18:08,286 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-22 15:18:17,430 INFO L275 CfgBuilder]: Performing block encoding [2021-12-22 15:18:17,457 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-22 15:18:17,458 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-22 15:18:17,462 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:18:17 BoogieIcfgContainer [2021-12-22 15:18:17,462 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-22 15:18:17,465 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-22 15:18:17,465 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-22 15:18:17,469 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-22 15:18:17,469 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 03:18:04" (1/3) ... [2021-12-22 15:18:17,470 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e90e86b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:18:17, skipping insertion in model container [2021-12-22 15:18:17,471 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:18:06" (2/3) ... [2021-12-22 15:18:17,471 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e90e86b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:18:17, skipping insertion in model container [2021-12-22 15:18:17,471 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:18:17" (3/3) ... [2021-12-22 15:18:17,472 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--tty--serial--jsm--jsm.ko-entry_point.cil.out.i [2021-12-22 15:18:17,477 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-22 15:18:17,477 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-22 15:18:17,538 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-22 15:18:17,544 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-22 15:18:17,545 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-22 15:18:17,618 INFO L276 IsEmpty]: Start isEmpty. Operand has 2498 states, 1750 states have (on average 1.4165714285714286) internal successors, (2479), 1829 states have internal predecessors, (2479), 643 states have call successors, (643), 104 states have call predecessors, (643), 103 states have return successors, (636), 596 states have call predecessors, (636), 636 states have call successors, (636) [2021-12-22 15:18:17,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-12-22 15:18:17,627 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 15:18:17,628 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 15:18:17,628 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 15:18:17,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 15:18:17,632 INFO L85 PathProgramCache]: Analyzing trace with hash -655656391, now seen corresponding path program 1 times [2021-12-22 15:18:17,639 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 15:18:17,640 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [452087659] [2021-12-22 15:18:17,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 15:18:17,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 15:18:18,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:18:18,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 15:18:18,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:18:18,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:18:18,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:18:18,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:18:18,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:18:18,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-12-22 15:18:18,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:18:18,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:18:18,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:18:18,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-22 15:18:18,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:18:18,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 15:18:18,330 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 15:18:18,330 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [452087659] [2021-12-22 15:18:18,330 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [452087659] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 15:18:18,331 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 15:18:18,331 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-22 15:18:18,332 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429857009] [2021-12-22 15:18:18,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 15:18:18,336 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-22 15:18:18,336 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 15:18:18,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-22 15:18:18,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-22 15:18:18,376 INFO L87 Difference]: Start difference. First operand has 2498 states, 1750 states have (on average 1.4165714285714286) internal successors, (2479), 1829 states have internal predecessors, (2479), 643 states have call successors, (643), 104 states have call predecessors, (643), 103 states have return successors, (636), 596 states have call predecessors, (636), 636 states have call successors, (636) Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (8), 5 states have call predecessors, (8), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2021-12-22 15:18:21,762 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:18:27,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 15:18:27,859 INFO L93 Difference]: Finished difference Result 5518 states and 8450 transitions. [2021-12-22 15:18:27,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-22 15:18:27,865 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (8), 5 states have call predecessors, (8), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 48 [2021-12-22 15:18:27,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 15:18:27,904 INFO L225 Difference]: With dead ends: 5518 [2021-12-22 15:18:27,905 INFO L226 Difference]: Without dead ends: 3006 [2021-12-22 15:18:27,965 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-12-22 15:18:27,971 INFO L933 BasicCegarLoop]: 3447 mSDtfsCounter, 2107 mSDsluCounter, 1985 mSDsCounter, 0 mSdLazyCounter, 1734 mSolverCounterSat, 2820 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2179 SdHoareTripleChecker+Valid, 5432 SdHoareTripleChecker+Invalid, 4555 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2820 IncrementalHoareTripleChecker+Valid, 1734 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.1s IncrementalHoareTripleChecker+Time [2021-12-22 15:18:27,972 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2179 Valid, 5432 Invalid, 4555 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2820 Valid, 1734 Invalid, 1 Unknown, 0 Unchecked, 9.1s Time] [2021-12-22 15:18:28,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3006 states. [2021-12-22 15:18:28,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3006 to 2479. [2021-12-22 15:18:28,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2479 states, 1741 states have (on average 1.4124066628374496) internal successors, (2459), 1811 states have internal predecessors, (2459), 635 states have call successors, (635), 103 states have call predecessors, (635), 102 states have return successors, (634), 594 states have call predecessors, (634), 634 states have call successors, (634) [2021-12-22 15:18:28,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2479 states to 2479 states and 3728 transitions. [2021-12-22 15:18:28,367 INFO L78 Accepts]: Start accepts. Automaton has 2479 states and 3728 transitions. Word has length 48 [2021-12-22 15:18:28,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 15:18:28,368 INFO L470 AbstractCegarLoop]: Abstraction has 2479 states and 3728 transitions. [2021-12-22 15:18:28,368 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (8), 5 states have call predecessors, (8), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2021-12-22 15:18:28,369 INFO L276 IsEmpty]: Start isEmpty. Operand 2479 states and 3728 transitions. [2021-12-22 15:18:28,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-12-22 15:18:28,376 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 15:18:28,376 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 15:18:28,377 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-22 15:18:28,377 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 15:18:28,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 15:18:28,378 INFO L85 PathProgramCache]: Analyzing trace with hash 3875131, now seen corresponding path program 1 times [2021-12-22 15:18:28,378 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 15:18:28,378 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1482142996] [2021-12-22 15:18:28,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 15:18:28,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 15:18:28,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:18:28,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 15:18:28,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:18:28,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:18:28,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:18:28,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:18:28,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:18:28,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-12-22 15:18:28,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:18:28,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:18:28,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:18:28,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-22 15:18:28,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:18:28,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 15:18:28,786 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 15:18:28,786 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1482142996] [2021-12-22 15:18:28,786 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1482142996] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 15:18:28,786 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 15:18:28,786 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 15:18:28,787 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [771956457] [2021-12-22 15:18:28,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 15:18:28,788 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 15:18:28,789 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 15:18:28,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 15:18:28,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-22 15:18:28,790 INFO L87 Difference]: Start difference. First operand 2479 states and 3728 transitions. Second operand has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (8), 5 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2021-12-22 15:18:33,783 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:18:52,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 15:18:52,148 INFO L93 Difference]: Finished difference Result 8033 states and 12327 transitions. [2021-12-22 15:18:52,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-22 15:18:52,149 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (8), 5 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 48 [2021-12-22 15:18:52,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 15:18:52,189 INFO L225 Difference]: With dead ends: 8033 [2021-12-22 15:18:52,189 INFO L226 Difference]: Without dead ends: 5561 [2021-12-22 15:18:52,201 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2021-12-22 15:18:52,202 INFO L933 BasicCegarLoop]: 5525 mSDtfsCounter, 4352 mSDsluCounter, 10882 mSDsCounter, 0 mSdLazyCounter, 7230 mSolverCounterSat, 3046 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4769 SdHoareTripleChecker+Valid, 16407 SdHoareTripleChecker+Invalid, 10277 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3046 IncrementalHoareTripleChecker+Valid, 7230 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.8s IncrementalHoareTripleChecker+Time [2021-12-22 15:18:52,203 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4769 Valid, 16407 Invalid, 10277 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3046 Valid, 7230 Invalid, 1 Unknown, 0 Unchecked, 22.8s Time] [2021-12-22 15:18:52,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5561 states. [2021-12-22 15:18:52,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5561 to 4527. [2021-12-22 15:18:52,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4527 states, 3166 states have (on average 1.4172457359444093) internal successors, (4487), 3299 states have internal predecessors, (4487), 1161 states have call successors, (1161), 199 states have call predecessors, (1161), 199 states have return successors, (1166), 1082 states have call predecessors, (1166), 1160 states have call successors, (1166) [2021-12-22 15:18:52,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4527 states to 4527 states and 6814 transitions. [2021-12-22 15:18:52,459 INFO L78 Accepts]: Start accepts. Automaton has 4527 states and 6814 transitions. Word has length 48 [2021-12-22 15:18:52,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 15:18:52,460 INFO L470 AbstractCegarLoop]: Abstraction has 4527 states and 6814 transitions. [2021-12-22 15:18:52,460 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (8), 5 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2021-12-22 15:18:52,460 INFO L276 IsEmpty]: Start isEmpty. Operand 4527 states and 6814 transitions. [2021-12-22 15:18:52,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-12-22 15:18:52,469 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 15:18:52,469 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 15:18:52,470 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-22 15:18:52,470 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 15:18:52,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 15:18:52,471 INFO L85 PathProgramCache]: Analyzing trace with hash -1059899418, now seen corresponding path program 1 times [2021-12-22 15:18:52,471 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 15:18:52,471 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [605901809] [2021-12-22 15:18:52,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 15:18:52,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 15:18:52,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:18:52,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 15:18:52,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:18:52,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:18:52,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:18:52,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:18:52,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:18:52,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-12-22 15:18:52,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:18:52,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:18:52,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:18:52,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-22 15:18:52,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:18:52,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:18:52,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:18:52,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:18:52,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:18:52,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-22 15:18:52,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:18:52,934 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-12-22 15:18:52,934 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 15:18:52,935 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [605901809] [2021-12-22 15:18:52,935 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [605901809] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 15:18:52,935 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 15:18:52,935 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 15:18:52,935 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1813766466] [2021-12-22 15:18:52,936 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 15:18:52,936 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 15:18:52,936 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 15:18:52,937 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 15:18:52,937 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-22 15:18:52,937 INFO L87 Difference]: Start difference. First operand 4527 states and 6814 transitions. Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 3 states have internal predecessors, (53), 2 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-12-22 15:18:56,277 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 []