./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-08_1a-drivers--video--console--fbcon.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ae007674 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-08_1a-drivers--video--console--fbcon.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 cd4602f1a95f60cf2d782cdd09ffbf4f13da5d7831c02d1076d087dbb1c87f94 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ae00767 [2021-12-28 04:15:36,696 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 04:15:36,697 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 04:15:36,728 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 04:15:36,729 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 04:15:36,731 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 04:15:36,732 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 04:15:36,736 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 04:15:36,738 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 04:15:36,741 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 04:15:36,741 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 04:15:36,742 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 04:15:36,743 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 04:15:36,744 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 04:15:36,745 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 04:15:36,749 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 04:15:36,750 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 04:15:36,751 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 04:15:36,752 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 04:15:36,756 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 04:15:36,757 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 04:15:36,758 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 04:15:36,759 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 04:15:36,760 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 04:15:36,765 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 04:15:36,765 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 04:15:36,765 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 04:15:36,766 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 04:15:36,766 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 04:15:36,767 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 04:15:36,767 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 04:15:36,768 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 04:15:36,769 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 04:15:36,769 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 04:15:36,770 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 04:15:36,770 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 04:15:36,771 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 04:15:36,771 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 04:15:36,771 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 04:15:36,772 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 04:15:36,773 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 04:15:36,776 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-28 04:15:36,797 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 04:15:36,797 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 04:15:36,798 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 04:15:36,798 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 04:15:36,799 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-28 04:15:36,799 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-28 04:15:36,800 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 04:15:36,800 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 04:15:36,801 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 04:15:36,801 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 04:15:36,801 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-28 04:15:36,802 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 04:15:36,802 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-28 04:15:36,802 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-28 04:15:36,802 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-28 04:15:36,802 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-28 04:15:36,802 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 04:15:36,802 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-28 04:15:36,803 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 04:15:36,803 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 04:15:36,803 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-28 04:15:36,803 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 04:15:36,803 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 04:15:36,803 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-28 04:15:36,804 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-28 04:15:36,804 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-28 04:15:36,804 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-28 04:15:36,812 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-28 04:15:36,812 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-28 04:15:36,812 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-28 04:15:36,813 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd4602f1a95f60cf2d782cdd09ffbf4f13da5d7831c02d1076d087dbb1c87f94 [2021-12-28 04:15:37,061 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 04:15:37,084 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 04:15:37,086 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 04:15:37,087 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 04:15:37,088 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 04:15:37,089 INFO L432 ainManager$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-08_1a-drivers--video--console--fbcon.ko-entry_point.cil.out.i [2021-12-28 04:15:37,148 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46b34e510/b4a8ae25edf24421882c1973f1b69d67/FLAG473f5cbb7 [2021-12-28 04:15:37,787 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 04:15:37,788 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--video--console--fbcon.ko-entry_point.cil.out.i [2021-12-28 04:15:37,840 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46b34e510/b4a8ae25edf24421882c1973f1b69d67/FLAG473f5cbb7 [2021-12-28 04:15:38,171 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46b34e510/b4a8ae25edf24421882c1973f1b69d67 [2021-12-28 04:15:38,172 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 04:15:38,173 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 04:15:38,174 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 04:15:38,174 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 04:15:38,177 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 04:15:38,177 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 04:15:38" (1/1) ... [2021-12-28 04:15:38,178 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1142aca8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:15:38, skipping insertion in model container [2021-12-28 04:15:38,178 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 04:15:38" (1/1) ... [2021-12-28 04:15:38,183 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 04:15:38,280 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 04:15:39,508 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-08_1a-drivers--video--console--fbcon.ko-entry_point.cil.out.i[260495,260508] [2021-12-28 04:15:39,534 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 04:15:39,574 INFO L203 MainTranslator]: Completed pre-run [2021-12-28 04:15:39,906 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-08_1a-drivers--video--console--fbcon.ko-entry_point.cil.out.i[260495,260508] [2021-12-28 04:15:39,914 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 04:15:40,007 INFO L208 MainTranslator]: Completed translation [2021-12-28 04:15:40,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:15:40 WrapperNode [2021-12-28 04:15:40,008 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-28 04:15:40,009 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-28 04:15:40,009 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-28 04:15:40,010 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-28 04:15:40,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:15:40" (1/1) ... [2021-12-28 04:15:40,138 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:15:40" (1/1) ... [2021-12-28 04:15:40,378 INFO L137 Inliner]: procedures = 251, calls = 2680, calls flagged for inlining = 117, calls inlined = 112, statements flattened = 6571 [2021-12-28 04:15:40,379 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-28 04:15:40,380 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-28 04:15:40,380 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-28 04:15:40,380 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-28 04:15:40,394 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:15:40" (1/1) ... [2021-12-28 04:15:40,394 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:15:40" (1/1) ... [2021-12-28 04:15:40,462 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:15:40" (1/1) ... [2021-12-28 04:15:40,469 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:15:40" (1/1) ... [2021-12-28 04:15:40,691 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:15:40" (1/1) ... [2021-12-28 04:15:40,712 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:15:40" (1/1) ... [2021-12-28 04:15:40,731 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:15:40" (1/1) ... [2021-12-28 04:15:40,763 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-28 04:15:40,764 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-28 04:15:40,765 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-28 04:15:40,765 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-28 04:15:40,765 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:15:40" (1/1) ... [2021-12-28 04:15:40,770 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 04:15:40,778 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 04:15:40,787 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) [2021-12-28 04:15:40,796 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 [2021-12-28 04:15:40,816 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_set_origin [2021-12-28 04:15:40,816 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_set_origin [2021-12-28 04:15:40,816 INFO L130 BoogieDeclarations]: Found specification of procedure con_copy_unimap [2021-12-28 04:15:40,816 INFO L138 BoogieDeclarations]: Found implementation of procedure con_copy_unimap [2021-12-28 04:15:40,816 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_exit [2021-12-28 04:15:40,816 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_exit [2021-12-28 04:15:40,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2021-12-28 04:15:40,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2021-12-28 04:15:40,817 INFO L130 BoogieDeclarations]: Found specification of procedure con_is_bound [2021-12-28 04:15:40,817 INFO L138 BoogieDeclarations]: Found implementation of procedure con_is_bound [2021-12-28 04:15:40,817 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_bmove [2021-12-28 04:15:40,817 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_bmove [2021-12-28 04:15:40,817 INFO L130 BoogieDeclarations]: Found specification of procedure var_to_display [2021-12-28 04:15:40,817 INFO L138 BoogieDeclarations]: Found implementation of procedure var_to_display [2021-12-28 04:15:40,817 INFO L130 BoogieDeclarations]: Found specification of procedure do_fbcon_takeover [2021-12-28 04:15:40,818 INFO L138 BoogieDeclarations]: Found implementation of procedure do_fbcon_takeover [2021-12-28 04:15:40,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-28 04:15:40,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-28 04:15:40,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-28 04:15:40,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-28 04:15:40,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-28 04:15:40,818 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-28 04:15:40,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-28 04:15:40,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-28 04:15:40,819 INFO L130 BoogieDeclarations]: Found specification of procedure con2fb_release_oldinfo [2021-12-28 04:15:40,819 INFO L138 BoogieDeclarations]: Found implementation of procedure con2fb_release_oldinfo [2021-12-28 04:15:40,819 INFO L130 BoogieDeclarations]: Found specification of procedure scr_memcpyw [2021-12-28 04:15:40,819 INFO L138 BoogieDeclarations]: Found implementation of procedure scr_memcpyw [2021-12-28 04:15:40,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2021-12-28 04:15:40,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2021-12-28 04:15:40,819 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_cursor [2021-12-28 04:15:40,819 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_cursor [2021-12-28 04:15:40,820 INFO L130 BoogieDeclarations]: Found specification of procedure get_default_font [2021-12-28 04:15:40,820 INFO L138 BoogieDeclarations]: Found implementation of procedure get_default_font [2021-12-28 04:15:40,820 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2021-12-28 04:15:40,820 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2021-12-28 04:15:40,820 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_putcs [2021-12-28 04:15:40,820 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_putcs [2021-12-28 04:15:40,820 INFO L130 BoogieDeclarations]: Found specification of procedure get_color [2021-12-28 04:15:40,820 INFO L138 BoogieDeclarations]: Found implementation of procedure get_color [2021-12-28 04:15:40,820 INFO L130 BoogieDeclarations]: Found specification of procedure scr_memsetw [2021-12-28 04:15:40,821 INFO L138 BoogieDeclarations]: Found implementation of procedure scr_memsetw [2021-12-28 04:15:40,821 INFO L130 BoogieDeclarations]: Found specification of procedure do_unregister_con_driver [2021-12-28 04:15:40,821 INFO L138 BoogieDeclarations]: Found implementation of procedure do_unregister_con_driver [2021-12-28 04:15:40,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-28 04:15:40,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-28 04:15:40,821 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_get_font [2021-12-28 04:15:40,821 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_get_font [2021-12-28 04:15:40,821 INFO L130 BoogieDeclarations]: Found specification of procedure real_y [2021-12-28 04:15:40,821 INFO L138 BoogieDeclarations]: Found implementation of procedure real_y [2021-12-28 04:15:40,822 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_update_softback [2021-12-28 04:15:40,822 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_update_softback [2021-12-28 04:15:40,822 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-28 04:15:40,822 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-28 04:15:40,822 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-28 04:15:40,822 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-28 04:15:40,822 INFO L130 BoogieDeclarations]: Found specification of procedure update_region [2021-12-28 04:15:40,822 INFO L138 BoogieDeclarations]: Found implementation of procedure update_region [2021-12-28 04:15:40,823 INFO L130 BoogieDeclarations]: Found specification of procedure fb_flashcursor [2021-12-28 04:15:40,823 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_flashcursor [2021-12-28 04:15:40,823 INFO L130 BoogieDeclarations]: Found specification of procedure find_font [2021-12-28 04:15:40,823 INFO L138 BoogieDeclarations]: Found implementation of procedure find_font [2021-12-28 04:15:40,823 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-28 04:15:40,823 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_scrolldelta [2021-12-28 04:15:40,823 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_scrolldelta [2021-12-28 04:15:40,823 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-28 04:15:40,823 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_set_disp [2021-12-28 04:15:40,824 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_set_disp [2021-12-28 04:15:40,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-28 04:15:40,824 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_clear_margins [2021-12-28 04:15:40,824 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_clear_margins [2021-12-28 04:15:40,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-28 04:15:40,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-28 04:15:40,824 INFO L130 BoogieDeclarations]: Found specification of procedure display_to_var [2021-12-28 04:15:40,824 INFO L138 BoogieDeclarations]: Found implementation of procedure display_to_var [2021-12-28 04:15:40,824 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-28 04:15:40,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-28 04:15:40,825 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~int~X~int~X~int~TO~VOID [2021-12-28 04:15:40,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~int~X~int~X~int~TO~VOID [2021-12-28 04:15:40,825 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-28 04:15:40,825 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-28 04:15:40,825 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2021-12-28 04:15:40,825 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2021-12-28 04:15:40,825 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-28 04:15:40,825 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-28 04:15:40,826 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_debug_enter [2021-12-28 04:15:40,826 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_debug_enter [2021-12-28 04:15:40,826 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_del_cursor_timer [2021-12-28 04:15:40,826 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_del_cursor_timer [2021-12-28 04:15:40,826 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_redraw_move [2021-12-28 04:15:40,826 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_redraw_move [2021-12-28 04:15:40,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-28 04:15:40,826 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2021-12-28 04:15:40,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2021-12-28 04:15:40,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-28 04:15:40,827 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_is_inactive [2021-12-28 04:15:40,827 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_is_inactive [2021-12-28 04:15:40,827 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_clear [2021-12-28 04:15:40,827 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_clear [2021-12-28 04:15:40,827 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_add_cursor_timer [2021-12-28 04:15:40,827 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_add_cursor_timer [2021-12-28 04:15:40,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-28 04:15:40,828 INFO L130 BoogieDeclarations]: Found specification of procedure fb_set_var [2021-12-28 04:15:40,828 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_set_var [2021-12-28 04:15:40,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-28 04:15:40,828 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-28 04:15:40,828 INFO L130 BoogieDeclarations]: Found specification of procedure set_blitting_type [2021-12-28 04:15:40,828 INFO L138 BoogieDeclarations]: Found implementation of procedure set_blitting_type [2021-12-28 04:15:40,828 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_bmove_rec [2021-12-28 04:15:40,828 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_bmove_rec [2021-12-28 04:15:40,828 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-28 04:15:40,829 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-28 04:15:40,829 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_set_palette [2021-12-28 04:15:40,829 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_set_palette [2021-12-28 04:15:40,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-28 04:15:40,829 INFO L130 BoogieDeclarations]: Found specification of procedure set_con2fb_map [2021-12-28 04:15:40,829 INFO L138 BoogieDeclarations]: Found implementation of procedure set_con2fb_map [2021-12-28 04:15:40,829 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_debug_leave [2021-12-28 04:15:40,829 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_debug_leave [2021-12-28 04:15:40,829 INFO L130 BoogieDeclarations]: Found specification of procedure console_conditional_schedule [2021-12-28 04:15:40,830 INFO L138 BoogieDeclarations]: Found implementation of procedure console_conditional_schedule [2021-12-28 04:15:40,830 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_copy_font [2021-12-28 04:15:40,830 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_copy_font [2021-12-28 04:15:40,830 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_do_set_font [2021-12-28 04:15:40,830 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_do_set_font [2021-12-28 04:15:40,830 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-28 04:15:40,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-28 04:15:40,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-28 04:15:40,831 INFO L130 BoogieDeclarations]: Found specification of procedure con2fb_acquire_newinfo [2021-12-28 04:15:40,831 INFO L138 BoogieDeclarations]: Found implementation of procedure con2fb_acquire_newinfo [2021-12-28 04:15:40,831 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-28 04:15:40,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-28 04:15:40,831 INFO L130 BoogieDeclarations]: Found specification of procedure fb_get_color_depth [2021-12-28 04:15:40,831 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_get_color_depth [2021-12-28 04:15:40,831 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-28 04:15:40,831 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_prepare_logo [2021-12-28 04:15:40,831 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_prepare_logo [2021-12-28 04:15:40,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-28 04:15:40,832 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_redraw_blit [2021-12-28 04:15:40,832 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_redraw_blit [2021-12-28 04:15:40,832 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2021-12-28 04:15:40,832 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2021-12-28 04:15:40,832 INFO L130 BoogieDeclarations]: Found specification of procedure fb_videomode_to_var [2021-12-28 04:15:40,832 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_videomode_to_var [2021-12-28 04:15:40,832 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~int~TO~VOID [2021-12-28 04:15:40,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~int~TO~VOID [2021-12-28 04:15:40,832 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-28 04:15:40,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-28 04:15:40,833 INFO L130 BoogieDeclarations]: Found specification of procedure console_lock [2021-12-28 04:15:40,833 INFO L138 BoogieDeclarations]: Found implementation of procedure console_lock [2021-12-28 04:15:40,833 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_modechanged [2021-12-28 04:15:40,833 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_modechanged [2021-12-28 04:15:40,833 INFO L130 BoogieDeclarations]: Found specification of procedure console_unlock [2021-12-28 04:15:40,833 INFO L138 BoogieDeclarations]: Found implementation of procedure console_unlock [2021-12-28 04:15:40,833 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_invert_region [2021-12-28 04:15:40,833 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_invert_region [2021-12-28 04:15:40,834 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_set_all_vcs [2021-12-28 04:15:40,834 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_set_all_vcs [2021-12-28 04:15:40,834 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_redraw [2021-12-28 04:15:40,834 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_redraw [2021-12-28 04:15:40,834 INFO L130 BoogieDeclarations]: Found specification of procedure updatescrollmode [2021-12-28 04:15:40,834 INFO L138 BoogieDeclarations]: Found implementation of procedure updatescrollmode [2021-12-28 04:15:40,834 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_switch [2021-12-28 04:15:40,834 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_switch [2021-12-28 04:15:40,834 INFO L130 BoogieDeclarations]: Found specification of procedure vc_resize [2021-12-28 04:15:40,835 INFO L138 BoogieDeclarations]: Found implementation of procedure vc_resize [2021-12-28 04:15:40,835 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-28 04:15:40,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-28 04:15:40,835 INFO L130 BoogieDeclarations]: Found specification of procedure redraw_screen [2021-12-28 04:15:40,835 INFO L138 BoogieDeclarations]: Found implementation of procedure redraw_screen [2021-12-28 04:15:40,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-28 04:15:40,835 INFO L130 BoogieDeclarations]: Found specification of procedure search_fb_in_map [2021-12-28 04:15:40,835 INFO L138 BoogieDeclarations]: Found implementation of procedure search_fb_in_map [2021-12-28 04:15:40,835 INFO L130 BoogieDeclarations]: Found specification of procedure con_set_default_unimap [2021-12-28 04:15:40,835 INFO L138 BoogieDeclarations]: Found implementation of procedure con_set_default_unimap [2021-12-28 04:15:40,836 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2021-12-28 04:15:40,836 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2021-12-28 04:15:40,836 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-28 04:15:40,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-28 04:15:40,836 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-28 04:15:40,836 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-28 04:15:41,539 INFO L234 CfgBuilder]: Building ICFG [2021-12-28 04:15:41,541 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-28 04:15:44,118 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-28 04:16:09,580 INFO L275 CfgBuilder]: Performing block encoding [2021-12-28 04:16:09,594 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-28 04:16:09,594 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-28 04:16:09,597 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 04:16:09 BoogieIcfgContainer [2021-12-28 04:16:09,597 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-28 04:16:09,598 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-28 04:16:09,598 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-28 04:16:09,600 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-28 04:16:09,600 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.12 04:15:38" (1/3) ... [2021-12-28 04:16:09,601 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14e5141 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 04:16:09, skipping insertion in model container [2021-12-28 04:16:09,601 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:15:40" (2/3) ... [2021-12-28 04:16:09,601 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14e5141 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 04:16:09, skipping insertion in model container [2021-12-28 04:16:09,601 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 04:16:09" (3/3) ... [2021-12-28 04:16:09,602 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--video--console--fbcon.ko-entry_point.cil.out.i [2021-12-28 04:16:09,605 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-28 04:16:09,605 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-28 04:16:09,639 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-28 04:16:09,646 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 [2021-12-28 04:16:09,646 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-28 04:16:09,687 INFO L276 IsEmpty]: Start isEmpty. Operand has 2071 states, 1593 states have (on average 1.448210922787194) internal successors, (2307), 1644 states have internal predecessors, (2307), 395 states have call successors, (395), 82 states have call predecessors, (395), 81 states have return successors, (390), 378 states have call predecessors, (390), 390 states have call successors, (390) [2021-12-28 04:16:09,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 540 [2021-12-28 04:16:09,708 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 04:16:09,711 INFO L514 BasicCegarLoop]: trace histogram [34, 34, 34, 34, 34, 34, 34, 34, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 04:16:09,712 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 04:16:09,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 04:16:09,723 INFO L85 PathProgramCache]: Analyzing trace with hash 1209954534, now seen corresponding path program 1 times [2021-12-28 04:16:09,729 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 04:16:09,729 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402708475] [2021-12-28 04:16:09,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 04:16:09,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 04:16:10,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 04:16:10,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:10,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:16:10,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-28 04:16:10,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:10,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:16:10,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-28 04:16:10,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:10,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:16:10,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-28 04:16:10,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:10,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:16:10,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-28 04:16:10,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:10,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:16:10,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-28 04:16:10,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:10,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:16:10,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-28 04:16:10,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:10,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:16:10,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-28 04:16:10,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:10,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:16:10,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2021-12-28 04:16:10,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:10,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-12-28 04:16:10,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:10,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-12-28 04:16:10,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:10,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-12-28 04:16:10,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:10,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2021-12-28 04:16:10,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:10,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2021-12-28 04:16:10,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:10,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-12-28 04:16:10,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:10,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2021-12-28 04:16:10,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:10,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-12-28 04:16:10,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:10,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2021-12-28 04:16:10,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:10,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2021-12-28 04:16:10,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:10,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2021-12-28 04:16:10,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:10,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2021-12-28 04:16:10,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:10,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2021-12-28 04:16:10,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:10,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2021-12-28 04:16:10,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:10,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2021-12-28 04:16:10,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:10,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2021-12-28 04:16:10,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:10,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2021-12-28 04:16:10,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:10,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2021-12-28 04:16:10,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:10,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2021-12-28 04:16:10,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:10,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2021-12-28 04:16:10,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:10,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2021-12-28 04:16:10,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:10,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2021-12-28 04:16:10,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:10,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2021-12-28 04:16:10,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:10,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2021-12-28 04:16:10,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:10,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2021-12-28 04:16:10,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:10,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2021-12-28 04:16:10,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:10,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2021-12-28 04:16:10,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:10,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2021-12-28 04:16:10,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:10,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:10,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2021-12-28 04:16:10,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:11,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:11,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:11,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2021-12-28 04:16:11,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:11,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:11,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:11,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2021-12-28 04:16:11,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:11,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:11,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:11,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2021-12-28 04:16:11,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:11,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:11,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:11,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2021-12-28 04:16:11,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:11,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:11,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:11,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2021-12-28 04:16:11,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:11,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2021-12-28 04:16:11,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:11,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2021-12-28 04:16:11,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:11,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2021-12-28 04:16:11,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:11,139 INFO L134 CoverageAnalysis]: Checked inductivity of 5441 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5441 trivial. 0 not checked. [2021-12-28 04:16:11,139 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 04:16:11,139 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [402708475] [2021-12-28 04:16:11,140 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [402708475] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 04:16:11,142 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 04:16:11,142 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-28 04:16:11,144 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2127888056] [2021-12-28 04:16:11,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 04:16:11,148 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-28 04:16:11,149 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 04:16:11,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-28 04:16:11,172 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-12-28 04:16:11,177 INFO L87 Difference]: Start difference. First operand has 2071 states, 1593 states have (on average 1.448210922787194) internal successors, (2307), 1644 states have internal predecessors, (2307), 395 states have call successors, (395), 82 states have call predecessors, (395), 81 states have return successors, (390), 378 states have call predecessors, (390), 390 states have call successors, (390) Second operand has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 2 states have internal predecessors, (85), 2 states have call successors, (50), 6 states have call predecessors, (50), 2 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2021-12-28 04:16:13,719 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 [] [2021-12-28 04:16:16,333 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-12-28 04:16:18,783 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:16:20,923 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:16:23,131 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:16:25,171 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:16:30,132 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:16:33,173 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:16:35,280 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:16:35,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 04:16:35,889 INFO L93 Difference]: Finished difference Result 4535 states and 7050 transitions. [2021-12-28 04:16:35,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-28 04:16:35,892 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 2 states have internal predecessors, (85), 2 states have call successors, (50), 6 states have call predecessors, (50), 2 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) Word has length 539 [2021-12-28 04:16:35,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 04:16:35,931 INFO L225 Difference]: With dead ends: 4535 [2021-12-28 04:16:35,932 INFO L226 Difference]: Without dead ends: 2457 [2021-12-28 04:16:35,947 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2021-12-28 04:16:35,953 INFO L933 BasicCegarLoop]: 2898 mSDtfsCounter, 2282 mSDsluCounter, 2793 mSDsCounter, 0 mSdLazyCounter, 2218 mSolverCounterSat, 1565 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2341 SdHoareTripleChecker+Valid, 5691 SdHoareTripleChecker+Invalid, 3792 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1565 IncrementalHoareTripleChecker+Valid, 2218 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.3s IncrementalHoareTripleChecker+Time [2021-12-28 04:16:35,954 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2341 Valid, 5691 Invalid, 3792 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1565 Valid, 2218 Invalid, 9 Unknown, 0 Unchecked, 24.3s Time] [2021-12-28 04:16:35,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2457 states. [2021-12-28 04:16:36,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2457 to 2059. [2021-12-28 04:16:36,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2059 states, 1588 states have (on average 1.4445843828715366) internal successors, (2294), 1632 states have internal predecessors, (2294), 390 states have call successors, (390), 81 states have call predecessors, (390), 80 states have return successors, (388), 376 states have call predecessors, (388), 388 states have call successors, (388) [2021-12-28 04:16:36,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2059 states to 2059 states and 3072 transitions. [2021-12-28 04:16:36,111 INFO L78 Accepts]: Start accepts. Automaton has 2059 states and 3072 transitions. Word has length 539 [2021-12-28 04:16:36,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 04:16:36,112 INFO L470 AbstractCegarLoop]: Abstraction has 2059 states and 3072 transitions. [2021-12-28 04:16:36,112 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 2 states have internal predecessors, (85), 2 states have call successors, (50), 6 states have call predecessors, (50), 2 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2021-12-28 04:16:36,112 INFO L276 IsEmpty]: Start isEmpty. Operand 2059 states and 3072 transitions. [2021-12-28 04:16:36,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 540 [2021-12-28 04:16:36,125 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 04:16:36,125 INFO L514 BasicCegarLoop]: trace histogram [34, 34, 34, 34, 34, 34, 34, 34, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 04:16:36,125 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-28 04:16:36,126 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 04:16:36,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 04:16:36,126 INFO L85 PathProgramCache]: Analyzing trace with hash -524624170, now seen corresponding path program 1 times [2021-12-28 04:16:36,126 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 04:16:36,127 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1576869542] [2021-12-28 04:16:36,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 04:16:36,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 04:16:36,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 04:16:36,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:36,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:16:36,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-28 04:16:36,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:36,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:16:36,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-28 04:16:36,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:36,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:16:36,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-28 04:16:36,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:36,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:16:36,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-28 04:16:36,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:36,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:16:36,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-28 04:16:36,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:36,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:16:36,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-28 04:16:36,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:36,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:16:36,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-28 04:16:36,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:36,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:16:36,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2021-12-28 04:16:36,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:36,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-12-28 04:16:36,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:36,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-12-28 04:16:36,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:36,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-12-28 04:16:36,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:36,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2021-12-28 04:16:36,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:36,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2021-12-28 04:16:36,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:36,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-12-28 04:16:36,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:36,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2021-12-28 04:16:36,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:36,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-12-28 04:16:36,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:36,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2021-12-28 04:16:36,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:36,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2021-12-28 04:16:36,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:36,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2021-12-28 04:16:36,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:36,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2021-12-28 04:16:36,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:36,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2021-12-28 04:16:36,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:36,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2021-12-28 04:16:36,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:36,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2021-12-28 04:16:36,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:36,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2021-12-28 04:16:36,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:36,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2021-12-28 04:16:36,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:36,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2021-12-28 04:16:36,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:36,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2021-12-28 04:16:36,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:36,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2021-12-28 04:16:36,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:36,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2021-12-28 04:16:36,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:36,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2021-12-28 04:16:36,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:36,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2021-12-28 04:16:36,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:36,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2021-12-28 04:16:36,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:36,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:36,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2021-12-28 04:16:36,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:37,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:37,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:37,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2021-12-28 04:16:37,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:37,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:37,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:37,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2021-12-28 04:16:37,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:37,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:37,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:37,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2021-12-28 04:16:37,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:37,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:37,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:37,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2021-12-28 04:16:37,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:37,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:37,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:37,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2021-12-28 04:16:37,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:37,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:37,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:37,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2021-12-28 04:16:37,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:37,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:37,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:37,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2021-12-28 04:16:37,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:37,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:37,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:37,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2021-12-28 04:16:37,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:37,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:16:37,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:37,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2021-12-28 04:16:37,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:37,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2021-12-28 04:16:37,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:37,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2021-12-28 04:16:37,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:37,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2021-12-28 04:16:37,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:16:37,246 INFO L134 CoverageAnalysis]: Checked inductivity of 5441 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5441 trivial. 0 not checked. [2021-12-28 04:16:37,246 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 04:16:37,246 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1576869542] [2021-12-28 04:16:37,246 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1576869542] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 04:16:37,246 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 04:16:37,247 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-28 04:16:37,247 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [850341532] [2021-12-28 04:16:37,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 04:16:37,249 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-28 04:16:37,249 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 04:16:37,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-28 04:16:37,249 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-12-28 04:16:37,250 INFO L87 Difference]: Start difference. First operand 2059 states and 3072 transitions. Second operand has 7 states, 7 states have (on average 12.142857142857142) internal successors, (85), 3 states have internal predecessors, (85), 2 states have call successors, (50), 6 states have call predecessors, (50), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2021-12-28 04:16:39,576 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:16:41,589 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:16:44,248 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:16:46,472 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []