./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 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-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-tmp.no-commuhash-c3fed41 [2021-12-16 04:38:10,548 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-16 04:38:10,550 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-16 04:38:10,594 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-16 04:38:10,595 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-16 04:38:10,598 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-16 04:38:10,599 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-16 04:38:10,602 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-16 04:38:10,603 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-16 04:38:10,607 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-16 04:38:10,608 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-16 04:38:10,609 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-16 04:38:10,609 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-16 04:38:10,611 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-16 04:38:10,613 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-16 04:38:10,616 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-16 04:38:10,617 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-16 04:38:10,618 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-16 04:38:10,619 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-16 04:38:10,621 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-16 04:38:10,624 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-16 04:38:10,625 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-16 04:38:10,626 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-16 04:38:10,626 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-16 04:38:10,628 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-16 04:38:10,630 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-16 04:38:10,630 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-16 04:38:10,631 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-16 04:38:10,631 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-16 04:38:10,632 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-16 04:38:10,632 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-16 04:38:10,632 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-16 04:38:10,633 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-16 04:38:10,633 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-16 04:38:10,634 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-16 04:38:10,634 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-16 04:38:10,634 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-16 04:38:10,635 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-16 04:38:10,635 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-16 04:38:10,636 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-16 04:38:10,637 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-16 04:38:10,637 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-16 04:38:10,664 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-16 04:38:10,664 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-16 04:38:10,664 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-16 04:38:10,665 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-16 04:38:10,665 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-16 04:38:10,665 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-16 04:38:10,666 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-16 04:38:10,666 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-16 04:38:10,666 INFO L138 SettingsManager]: * Use SBE=true [2021-12-16 04:38:10,666 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-16 04:38:10,667 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-16 04:38:10,667 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-16 04:38:10,667 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-16 04:38:10,667 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-16 04:38:10,668 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-16 04:38:10,668 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-16 04:38:10,668 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-16 04:38:10,668 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-16 04:38:10,668 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-16 04:38:10,668 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-16 04:38:10,668 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-16 04:38:10,669 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 04:38:10,669 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-16 04:38:10,669 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-16 04:38:10,669 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-16 04:38:10,669 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-16 04:38:10,669 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-16 04:38:10,670 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-16 04:38:10,670 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-16 04:38:10,671 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-16 04:38:10,671 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-16 04:38:10,671 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a85e1979f2ca2892c3eccf7e074527de3ab8b870454684fabd77f213c297e21 [2021-12-16 04:38:10,882 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-16 04:38:10,916 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-16 04:38:10,919 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-16 04:38:10,919 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-16 04:38:10,920 INFO L275 PluginConnector]: CDTParser initialized [2021-12-16 04:38:10,921 INFO L432 ainManager$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 [2021-12-16 04:38:10,961 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d412f4ecd/534ad024e4594b8385f5482674a43618/FLAGe076e408e [2021-12-16 04:38:11,555 INFO L306 CDTParser]: Found 1 translation units. [2021-12-16 04:38:11,557 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 [2021-12-16 04:38:11,601 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d412f4ecd/534ad024e4594b8385f5482674a43618/FLAGe076e408e [2021-12-16 04:38:11,696 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d412f4ecd/534ad024e4594b8385f5482674a43618 [2021-12-16 04:38:11,699 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-16 04:38:11,700 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-16 04:38:11,702 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-16 04:38:11,702 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-16 04:38:11,704 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-16 04:38:11,704 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 04:38:11" (1/1) ... [2021-12-16 04:38:11,707 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a55561d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:38:11, skipping insertion in model container [2021-12-16 04:38:11,707 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 04:38:11" (1/1) ... [2021-12-16 04:38:11,711 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-16 04:38:11,807 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-16 04:38:13,072 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] [2021-12-16 04:38:13,099 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 04:38:13,122 INFO L203 MainTranslator]: Completed pre-run [2021-12-16 04:38:13,434 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] [2021-12-16 04:38:13,440 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 04:38:13,547 INFO L208 MainTranslator]: Completed translation [2021-12-16 04:38:13,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:38:13 WrapperNode [2021-12-16 04:38:13,549 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-16 04:38:13,550 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-16 04:38:13,550 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-16 04:38:13,550 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-16 04:38:13,555 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:38:13" (1/1) ... [2021-12-16 04:38:13,653 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:38:13" (1/1) ... [2021-12-16 04:38:13,788 INFO L137 Inliner]: procedures = 219, calls = 4120, calls flagged for inlining = 76, calls inlined = 73, statements flattened = 6306 [2021-12-16 04:38:13,789 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-16 04:38:13,790 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-16 04:38:13,790 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-16 04:38:13,790 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-16 04:38:13,796 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:38:13" (1/1) ... [2021-12-16 04:38:13,796 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:38:13" (1/1) ... [2021-12-16 04:38:13,854 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:38:13" (1/1) ... [2021-12-16 04:38:13,855 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:38:13" (1/1) ... [2021-12-16 04:38:14,005 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:38:13" (1/1) ... [2021-12-16 04:38:14,023 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:38:13" (1/1) ... [2021-12-16 04:38:14,042 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:38:13" (1/1) ... [2021-12-16 04:38:14,068 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-16 04:38:14,069 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-16 04:38:14,069 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-16 04:38:14,069 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-16 04:38:14,070 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:38:13" (1/1) ... [2021-12-16 04:38:14,075 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 04:38:14,081 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 04:38:14,091 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) [2021-12-16 04:38:14,109 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 [2021-12-16 04:38:14,118 INFO L130 BoogieDeclarations]: Found specification of procedure cls_set_no_input_flow_control [2021-12-16 04:38:14,118 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_set_no_input_flow_control [2021-12-16 04:38:14,119 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_tty_request_port [2021-12-16 04:38:14,119 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_tty_request_port [2021-12-16 04:38:14,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-16 04:38:14,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-16 04:38:14,119 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-16 04:38:14,119 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-16 04:38:14,119 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-16 04:38:14,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-16 04:38:14,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-16 04:38:14,120 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-16 04:38:14,120 INFO L130 BoogieDeclarations]: Found specification of procedure neo_send_stop_character [2021-12-16 04:38:14,120 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_send_stop_character [2021-12-16 04:38:14,120 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2021-12-16 04:38:14,120 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2021-12-16 04:38:14,120 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-12-16 04:38:14,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-12-16 04:38:14,121 INFO L130 BoogieDeclarations]: Found specification of procedure cls_copy_data_from_queue_to_uart [2021-12-16 04:38:14,121 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_copy_data_from_queue_to_uart [2021-12-16 04:38:14,121 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-16 04:38:14,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-16 04:38:14,121 INFO L130 BoogieDeclarations]: Found specification of procedure neo_enable_receiver [2021-12-16 04:38:14,121 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_enable_receiver [2021-12-16 04:38:14,121 INFO L130 BoogieDeclarations]: Found specification of procedure char_buf_ptr [2021-12-16 04:38:14,121 INFO L138 BoogieDeclarations]: Found implementation of procedure char_buf_ptr [2021-12-16 04:38:14,121 INFO L130 BoogieDeclarations]: Found specification of procedure uart_unregister_driver [2021-12-16 04:38:14,122 INFO L138 BoogieDeclarations]: Found implementation of procedure uart_unregister_driver [2021-12-16 04:38:14,122 INFO L130 BoogieDeclarations]: Found specification of procedure cls_uart_off [2021-12-16 04:38:14,122 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_uart_off [2021-12-16 04:38:14,122 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_tty_send_xchar [2021-12-16 04:38:14,122 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_tty_send_xchar [2021-12-16 04:38:14,122 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_char [2021-12-16 04:38:14,122 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_char [2021-12-16 04:38:14,122 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-16 04:38:14,122 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-16 04:38:14,123 INFO L130 BoogieDeclarations]: Found specification of procedure neo_uart_off [2021-12-16 04:38:14,123 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_uart_off [2021-12-16 04:38:14,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_5 [2021-12-16 04:38:14,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_5 [2021-12-16 04:38:14,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-16 04:38:14,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-16 04:38:14,123 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_tty_stop_rx [2021-12-16 04:38:14,123 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_tty_stop_rx [2021-12-16 04:38:14,124 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_2 [2021-12-16 04:38:14,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_2 [2021-12-16 04:38:14,124 INFO L130 BoogieDeclarations]: Found specification of procedure neo_parse_modem [2021-12-16 04:38:14,124 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_parse_modem [2021-12-16 04:38:14,124 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_tty_release_port [2021-12-16 04:38:14,124 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_tty_release_port [2021-12-16 04:38:14,124 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_tty_type [2021-12-16 04:38:14,124 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_tty_type [2021-12-16 04:38:14,125 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-16 04:38:14,125 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-16 04:38:14,125 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-16 04:38:14,125 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-16 04:38:14,125 INFO L130 BoogieDeclarations]: Found specification of procedure cls_param [2021-12-16 04:38:14,125 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_param [2021-12-16 04:38:14,125 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-16 04:38:14,125 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-16 04:38:14,126 INFO L130 BoogieDeclarations]: Found specification of procedure cls_send_immediate_char [2021-12-16 04:38:14,126 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_send_immediate_char [2021-12-16 04:38:14,126 INFO L130 BoogieDeclarations]: Found specification of procedure neo_copy_data_from_queue_to_uart [2021-12-16 04:38:14,126 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_copy_data_from_queue_to_uart [2021-12-16 04:38:14,126 INFO L130 BoogieDeclarations]: Found specification of procedure cls_intr [2021-12-16 04:38:14,126 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_intr [2021-12-16 04:38:14,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-16 04:38:14,126 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_uart_port_init [2021-12-16 04:38:14,127 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_uart_port_init [2021-12-16 04:38:14,127 INFO L130 BoogieDeclarations]: Found specification of procedure neo_assert_modem_signals [2021-12-16 04:38:14,127 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_assert_modem_signals [2021-12-16 04:38:14,127 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-16 04:38:14,127 INFO L130 BoogieDeclarations]: Found specification of procedure neo_param [2021-12-16 04:38:14,127 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_param [2021-12-16 04:38:14,127 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-16 04:38:14,127 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-16 04:38:14,127 INFO L130 BoogieDeclarations]: Found specification of procedure neo_copy_data_from_uart_to_queue [2021-12-16 04:38:14,128 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_copy_data_from_uart_to_queue [2021-12-16 04:38:14,128 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2021-12-16 04:38:14,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2021-12-16 04:38:14,128 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-16 04:38:14,128 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-16 04:38:14,128 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_remove_one [2021-12-16 04:38:14,128 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_remove_one [2021-12-16 04:38:14,128 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_tty_close [2021-12-16 04:38:14,128 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_tty_close [2021-12-16 04:38:14,129 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_tty_set_termios [2021-12-16 04:38:14,129 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_tty_set_termios [2021-12-16 04:38:14,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-16 04:38:14,129 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-16 04:38:14,129 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-16 04:38:14,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-16 04:38:14,129 INFO L130 BoogieDeclarations]: Found specification of procedure neo_intr [2021-12-16 04:38:14,129 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_intr [2021-12-16 04:38:14,129 INFO L130 BoogieDeclarations]: Found specification of procedure neo_send_break [2021-12-16 04:38:14,130 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_send_break [2021-12-16 04:38:14,130 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-16 04:38:14,130 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-16 04:38:14,130 INFO L130 BoogieDeclarations]: Found specification of procedure cls_clear_break [2021-12-16 04:38:14,130 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_clear_break [2021-12-16 04:38:14,130 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_config_port [2021-12-16 04:38:14,130 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_config_port [2021-12-16 04:38:14,130 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-12-16 04:38:14,131 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-12-16 04:38:14,131 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-16 04:38:14,131 INFO L130 BoogieDeclarations]: Found specification of procedure cls_set_no_output_flow_control [2021-12-16 04:38:14,131 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_set_no_output_flow_control [2021-12-16 04:38:14,131 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2021-12-16 04:38:14,131 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2021-12-16 04:38:14,131 INFO L130 BoogieDeclarations]: Found specification of procedure uart_handle_dcd_change [2021-12-16 04:38:14,131 INFO L138 BoogieDeclarations]: Found implementation of procedure uart_handle_dcd_change [2021-12-16 04:38:14,131 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-16 04:38:14,132 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-16 04:38:14,132 INFO L130 BoogieDeclarations]: Found specification of procedure waitqueue_active [2021-12-16 04:38:14,132 INFO L138 BoogieDeclarations]: Found implementation of procedure waitqueue_active [2021-12-16 04:38:14,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-16 04:38:14,132 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_io_resume [2021-12-16 04:38:14,132 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_io_resume [2021-12-16 04:38:14,132 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_io_error_detected [2021-12-16 04:38:14,132 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_io_error_detected [2021-12-16 04:38:14,133 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-16 04:38:14,133 INFO L130 BoogieDeclarations]: Found specification of procedure cls_uart_init [2021-12-16 04:38:14,133 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_uart_init [2021-12-16 04:38:14,133 INFO L130 BoogieDeclarations]: Found specification of procedure neo_send_start_character [2021-12-16 04:38:14,133 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_send_start_character [2021-12-16 04:38:14,133 INFO L130 BoogieDeclarations]: Found specification of procedure cls_enable_receiver [2021-12-16 04:38:14,133 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_enable_receiver [2021-12-16 04:38:14,133 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-16 04:38:14,133 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-16 04:38:14,134 INFO L130 BoogieDeclarations]: Found specification of procedure cls_disable_receiver [2021-12-16 04:38:14,134 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_disable_receiver [2021-12-16 04:38:14,134 INFO L130 BoogieDeclarations]: Found specification of procedure neo_send_immediate_char [2021-12-16 04:38:14,134 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_send_immediate_char [2021-12-16 04:38:14,134 INFO L130 BoogieDeclarations]: Found specification of procedure neo_set_no_output_flow_control [2021-12-16 04:38:14,134 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_set_no_output_flow_control [2021-12-16 04:38:14,134 INFO L130 BoogieDeclarations]: Found specification of procedure cls_send_stop_character [2021-12-16 04:38:14,134 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_send_stop_character [2021-12-16 04:38:14,134 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-16 04:38:14,135 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-16 04:38:14,135 INFO L130 BoogieDeclarations]: Found specification of procedure cls_flush_uart_write [2021-12-16 04:38:14,135 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_flush_uart_write [2021-12-16 04:38:14,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-16 04:38:14,135 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_io_slot_reset [2021-12-16 04:38:14,135 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_io_slot_reset [2021-12-16 04:38:14,135 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-16 04:38:14,135 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-16 04:38:14,135 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_tty_open [2021-12-16 04:38:14,136 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_tty_open [2021-12-16 04:38:14,136 INFO L130 BoogieDeclarations]: Found specification of procedure uart_write_wakeup [2021-12-16 04:38:14,136 INFO L138 BoogieDeclarations]: Found implementation of procedure uart_write_wakeup [2021-12-16 04:38:14,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-16 04:38:14,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-16 04:38:14,136 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_tty_tx_empty [2021-12-16 04:38:14,136 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_tty_tx_empty [2021-12-16 04:38:14,136 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_tty_get_mctrl [2021-12-16 04:38:14,136 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_tty_get_mctrl [2021-12-16 04:38:14,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-16 04:38:14,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-16 04:38:14,137 INFO L130 BoogieDeclarations]: Found specification of procedure neo_pci_posting_flush [2021-12-16 04:38:14,137 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_pci_posting_flush [2021-12-16 04:38:14,137 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-16 04:38:14,137 INFO L130 BoogieDeclarations]: Found specification of procedure cls_get_uart_bytes_left [2021-12-16 04:38:14,137 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_get_uart_bytes_left [2021-12-16 04:38:14,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-16 04:38:14,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-16 04:38:14,137 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-16 04:38:14,138 INFO L130 BoogieDeclarations]: Found specification of procedure neo_set_no_input_flow_control [2021-12-16 04:38:14,138 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_set_no_input_flow_control [2021-12-16 04:38:14,138 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-12-16 04:38:14,138 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-12-16 04:38:14,138 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-16 04:38:14,138 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-16 04:38:14,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-16 04:38:14,138 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_carrier [2021-12-16 04:38:14,138 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_carrier [2021-12-16 04:38:14,139 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_tty_stop_tx [2021-12-16 04:38:14,139 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_tty_stop_tx [2021-12-16 04:38:14,139 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-16 04:38:14,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-16 04:38:14,139 INFO L130 BoogieDeclarations]: Found specification of procedure neo_parse_isr [2021-12-16 04:38:14,139 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_parse_isr [2021-12-16 04:38:14,139 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_tty_start_tx [2021-12-16 04:38:14,139 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_tty_start_tx [2021-12-16 04:38:14,139 INFO L130 BoogieDeclarations]: Found specification of procedure neo_flush_uart_read [2021-12-16 04:38:14,139 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_flush_uart_read [2021-12-16 04:38:14,140 INFO L130 BoogieDeclarations]: Found specification of procedure cls_send_break [2021-12-16 04:38:14,140 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_send_break [2021-12-16 04:38:14,140 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_remove_uart_port [2021-12-16 04:38:14,140 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_remove_uart_port [2021-12-16 04:38:14,140 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-12-16 04:38:14,140 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-12-16 04:38:14,140 INFO L130 BoogieDeclarations]: Found specification of procedure cls_send_start_character [2021-12-16 04:38:14,140 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_send_start_character [2021-12-16 04:38:14,140 INFO L130 BoogieDeclarations]: Found specification of procedure neo_uart_init [2021-12-16 04:38:14,141 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_uart_init [2021-12-16 04:38:14,141 INFO L130 BoogieDeclarations]: Found specification of procedure cls_assert_modem_signals [2021-12-16 04:38:14,141 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_assert_modem_signals [2021-12-16 04:38:14,141 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_tty_write [2021-12-16 04:38:14,141 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_tty_write [2021-12-16 04:38:14,141 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_tty_set_mctrl [2021-12-16 04:38:14,141 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_tty_set_mctrl [2021-12-16 04:38:14,141 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_tty_break [2021-12-16 04:38:14,141 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_tty_break [2021-12-16 04:38:14,142 INFO L130 BoogieDeclarations]: Found specification of procedure jsm_check_queue_flow_control [2021-12-16 04:38:14,142 INFO L138 BoogieDeclarations]: Found implementation of procedure jsm_check_queue_flow_control [2021-12-16 04:38:14,142 INFO L130 BoogieDeclarations]: Found specification of procedure cls_parse_modem [2021-12-16 04:38:14,142 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_parse_modem [2021-12-16 04:38:14,142 INFO L130 BoogieDeclarations]: Found specification of procedure neo_disable_receiver [2021-12-16 04:38:14,142 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_disable_receiver [2021-12-16 04:38:14,142 INFO L130 BoogieDeclarations]: Found specification of procedure cls_flush_uart_read [2021-12-16 04:38:14,142 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_flush_uart_read [2021-12-16 04:38:14,142 INFO L130 BoogieDeclarations]: Found specification of procedure neo_flush_uart_write [2021-12-16 04:38:14,142 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_flush_uart_write [2021-12-16 04:38:14,143 INFO L130 BoogieDeclarations]: Found specification of procedure neo_clear_break [2021-12-16 04:38:14,143 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_clear_break [2021-12-16 04:38:14,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-16 04:38:14,143 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2021-12-16 04:38:14,143 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2021-12-16 04:38:14,143 INFO L130 BoogieDeclarations]: Found specification of procedure neo_get_uart_bytes_left [2021-12-16 04:38:14,143 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_get_uart_bytes_left [2021-12-16 04:38:14,143 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2021-12-16 04:38:14,143 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2021-12-16 04:38:14,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-16 04:38:14,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-16 04:38:14,664 INFO L236 CfgBuilder]: Building ICFG [2021-12-16 04:38:14,666 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-16 04:38:14,755 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-16 04:38:21,558 INFO L277 CfgBuilder]: Performing block encoding [2021-12-16 04:38:21,576 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-16 04:38:21,576 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-16 04:38:21,580 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 04:38:21 BoogieIcfgContainer [2021-12-16 04:38:21,580 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-16 04:38:21,581 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-16 04:38:21,581 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-16 04:38:21,584 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-16 04:38:21,584 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 04:38:11" (1/3) ... [2021-12-16 04:38:21,585 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8d6aa5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 04:38:21, skipping insertion in model container [2021-12-16 04:38:21,585 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 04:38:13" (2/3) ... [2021-12-16 04:38:21,585 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8d6aa5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 04:38:21, skipping insertion in model container [2021-12-16 04:38:21,585 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 04:38:21" (3/3) ... [2021-12-16 04:38:21,586 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--tty--serial--jsm--jsm.ko-entry_point.cil.out.i [2021-12-16 04:38:21,592 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-16 04:38:21,592 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-16 04:38:21,653 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-16 04:38:21,661 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 [2021-12-16 04:38:21,661 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-16 04:38:21,726 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) [2021-12-16 04:38:21,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-12-16 04:38:21,735 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 04:38:21,736 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] [2021-12-16 04:38:21,737 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 04:38:21,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 04:38:21,741 INFO L85 PathProgramCache]: Analyzing trace with hash -655656391, now seen corresponding path program 1 times [2021-12-16 04:38:21,747 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 04:38:21,748 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [742740288] [2021-12-16 04:38:21,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 04:38:21,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 04:38:22,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:38:22,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 04:38:22,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:38:22,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:38:22,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:38:22,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:38:22,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:38:22,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-12-16 04:38:22,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:38:22,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:38:22,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:38:22,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-16 04:38:22,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:38:22,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 04:38:22,359 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 04:38:22,360 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [742740288] [2021-12-16 04:38:22,360 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [742740288] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 04:38:22,360 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 04:38:22,360 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-16 04:38:22,362 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [366000461] [2021-12-16 04:38:22,362 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 04:38:22,365 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-16 04:38:22,365 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 04:38:22,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-16 04:38:22,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-16 04:38:22,405 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) [2021-12-16 04:38:25,510 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 [] [2021-12-16 04:38:31,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 04:38:31,154 INFO L93 Difference]: Finished difference Result 5518 states and 8450 transitions. [2021-12-16 04:38:31,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-16 04:38:31,157 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 [2021-12-16 04:38:31,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 04:38:31,188 INFO L225 Difference]: With dead ends: 5518 [2021-12-16 04:38:31,188 INFO L226 Difference]: Without dead ends: 3006 [2021-12-16 04:38:31,201 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 [2021-12-16 04:38:31,203 INFO L933 BasicCegarLoop]: 3428 mSDtfsCounter, 2107 mSDsluCounter, 1985 mSDsCounter, 0 mSdLazyCounter, 1734 mSolverCounterSat, 2838 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2179 SdHoareTripleChecker+Valid, 5413 SdHoareTripleChecker+Invalid, 4573 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2838 IncrementalHoareTripleChecker+Valid, 1734 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.4s IncrementalHoareTripleChecker+Time [2021-12-16 04:38:31,204 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2179 Valid, 5413 Invalid, 4573 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2838 Valid, 1734 Invalid, 1 Unknown, 0 Unchecked, 8.4s Time] [2021-12-16 04:38:31,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3006 states. [2021-12-16 04:38:31,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3006 to 2479. [2021-12-16 04:38:31,386 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) [2021-12-16 04:38:31,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2479 states to 2479 states and 3728 transitions. [2021-12-16 04:38:31,406 INFO L78 Accepts]: Start accepts. Automaton has 2479 states and 3728 transitions. Word has length 48 [2021-12-16 04:38:31,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 04:38:31,406 INFO L470 AbstractCegarLoop]: Abstraction has 2479 states and 3728 transitions. [2021-12-16 04:38:31,406 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) [2021-12-16 04:38:31,407 INFO L276 IsEmpty]: Start isEmpty. Operand 2479 states and 3728 transitions. [2021-12-16 04:38:31,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-12-16 04:38:31,413 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 04:38:31,413 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] [2021-12-16 04:38:31,413 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-16 04:38:31,414 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 04:38:31,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 04:38:31,414 INFO L85 PathProgramCache]: Analyzing trace with hash 3875131, now seen corresponding path program 1 times [2021-12-16 04:38:31,415 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 04:38:31,415 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [904125119] [2021-12-16 04:38:31,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 04:38:31,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 04:38:31,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:38:31,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 04:38:31,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:38:31,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:38:31,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:38:31,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:38:31,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:38:31,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-12-16 04:38:31,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:38:31,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:38:31,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:38:31,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-16 04:38:31,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:38:31,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 04:38:31,809 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 04:38:31,809 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [904125119] [2021-12-16 04:38:31,810 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [904125119] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 04:38:31,810 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 04:38:31,810 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-16 04:38:31,810 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [256298185] [2021-12-16 04:38:31,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 04:38:31,812 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-16 04:38:31,812 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 04:38:31,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-16 04:38:31,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-16 04:38:31,813 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) [2021-12-16 04:38:36,510 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 [] [2021-12-16 04:38:53,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 04:38:53,706 INFO L93 Difference]: Finished difference Result 8033 states and 12327 transitions. [2021-12-16 04:38:53,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-16 04:38:53,707 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 [2021-12-16 04:38:53,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 04:38:53,741 INFO L225 Difference]: With dead ends: 8033 [2021-12-16 04:38:53,741 INFO L226 Difference]: Without dead ends: 5561 [2021-12-16 04:38:53,756 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2021-12-16 04:38:53,758 INFO L933 BasicCegarLoop]: 5529 mSDtfsCounter, 4352 mSDsluCounter, 10889 mSDsCounter, 0 mSdLazyCounter, 7236 mSolverCounterSat, 3047 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4769 SdHoareTripleChecker+Valid, 16418 SdHoareTripleChecker+Invalid, 10284 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3047 IncrementalHoareTripleChecker+Valid, 7236 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.3s IncrementalHoareTripleChecker+Time [2021-12-16 04:38:53,758 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4769 Valid, 16418 Invalid, 10284 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3047 Valid, 7236 Invalid, 1 Unknown, 0 Unchecked, 21.3s Time] [2021-12-16 04:38:53,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5561 states. [2021-12-16 04:38:54,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5561 to 4527. [2021-12-16 04:38:54,044 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) [2021-12-16 04:38:54,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4527 states to 4527 states and 6814 transitions. [2021-12-16 04:38:54,072 INFO L78 Accepts]: Start accepts. Automaton has 4527 states and 6814 transitions. Word has length 48 [2021-12-16 04:38:54,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 04:38:54,072 INFO L470 AbstractCegarLoop]: Abstraction has 4527 states and 6814 transitions. [2021-12-16 04:38:54,072 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) [2021-12-16 04:38:54,072 INFO L276 IsEmpty]: Start isEmpty. Operand 4527 states and 6814 transitions. [2021-12-16 04:38:54,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-12-16 04:38:54,080 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 04:38:54,081 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] [2021-12-16 04:38:54,081 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-16 04:38:54,081 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 04:38:54,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 04:38:54,082 INFO L85 PathProgramCache]: Analyzing trace with hash -1059899418, now seen corresponding path program 1 times [2021-12-16 04:38:54,082 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 04:38:54,082 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1219360350] [2021-12-16 04:38:54,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 04:38:54,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 04:38:54,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:38:54,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 04:38:54,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:38:54,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:38:54,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:38:54,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:38:54,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:38:54,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-12-16 04:38:54,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:38:54,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:38:54,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:38:54,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-16 04:38:54,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:38:54,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:38:54,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:38:54,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:38:54,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:38:54,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-16 04:38:54,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:38:54,372 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-12-16 04:38:54,372 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 04:38:54,372 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1219360350] [2021-12-16 04:38:54,372 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1219360350] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 04:38:54,373 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 04:38:54,373 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-16 04:38:54,373 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277232352] [2021-12-16 04:38:54,373 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 04:38:54,373 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-16 04:38:54,373 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 04:38:54,374 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-16 04:38:54,374 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-16 04:38:54,374 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) [2021-12-16 04:38:57,667 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 [] [2021-12-16 04:39:07,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 04:39:07,198 INFO L93 Difference]: Finished difference Result 10079 states and 15411 transitions. [2021-12-16 04:39:07,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-16 04:39:07,199 INFO L78 Accepts]: Start accepts. Automaton has 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) Word has length 82 [2021-12-16 04:39:07,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 04:39:07,226 INFO L225 Difference]: With dead ends: 10079 [2021-12-16 04:39:07,226 INFO L226 Difference]: Without dead ends: 5557 [2021-12-16 04:39:07,243 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-12-16 04:39:07,244 INFO L933 BasicCegarLoop]: 3371 mSDtfsCounter, 1644 mSDsluCounter, 6564 mSDsCounter, 0 mSdLazyCounter, 3422 mSolverCounterSat, 1960 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1716 SdHoareTripleChecker+Valid, 9935 SdHoareTripleChecker+Invalid, 5383 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1960 IncrementalHoareTripleChecker+Valid, 3422 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.5s IncrementalHoareTripleChecker+Time [2021-12-16 04:39:07,244 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1716 Valid, 9935 Invalid, 5383 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1960 Valid, 3422 Invalid, 1 Unknown, 0 Unchecked, 12.5s Time] [2021-12-16 04:39:07,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5557 states. [2021-12-16 04:39:07,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5557 to 4527. [2021-12-16 04:39:07,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4527 states, 3166 states have (on average 1.4166140240050538) internal successors, (4485), 3299 states have internal predecessors, (4485), 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) [2021-12-16 04:39:07,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4527 states to 4527 states and 6812 transitions. [2021-12-16 04:39:07,413 INFO L78 Accepts]: Start accepts. Automaton has 4527 states and 6812 transitions. Word has length 82 [2021-12-16 04:39:07,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 04:39:07,415 INFO L470 AbstractCegarLoop]: Abstraction has 4527 states and 6812 transitions. [2021-12-16 04:39:07,415 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has 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) [2021-12-16 04:39:07,416 INFO L276 IsEmpty]: Start isEmpty. Operand 4527 states and 6812 transitions. [2021-12-16 04:39:07,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-12-16 04:39:07,421 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 04:39:07,421 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 04:39:07,421 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-16 04:39:07,421 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 04:39:07,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 04:39:07,422 INFO L85 PathProgramCache]: Analyzing trace with hash 1638013911, now seen corresponding path program 1 times [2021-12-16 04:39:07,422 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 04:39:07,422 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1729898306] [2021-12-16 04:39:07,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 04:39:07,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 04:39:07,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:39:07,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 04:39:07,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:39:07,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:39:07,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:39:07,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:39:07,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:39:07,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-12-16 04:39:07,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:39:07,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:39:07,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:39:07,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-16 04:39:07,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:39:07,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:39:07,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:39:07,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:39:07,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:39:07,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-12-16 04:39:07,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:39:07,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:39:07,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:39:07,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 04:39:07,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:39:07,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-16 04:39:07,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:39:07,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:39:07,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:39:07,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-16 04:39:07,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:39:07,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:39:07,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:39:07,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-16 04:39:07,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:39:07,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:39:07,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:39:07,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-16 04:39:07,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:39:07,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 04:39:07,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 04:39:07,717 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2021-12-16 04:39:07,717 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 04:39:07,718 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1729898306] [2021-12-16 04:39:07,718 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1729898306] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 04:39:07,718 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 04:39:07,718 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-16 04:39:07,718 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1498466422] [2021-12-16 04:39:07,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 04:39:07,719 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-16 04:39:07,719 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 04:39:07,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-16 04:39:07,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-16 04:39:07,720 INFO L87 Difference]: Start difference. First operand 4527 states and 6812 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2021-12-16 04:39:10,997 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 []