./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-32_7a-drivers--video--console--fbcon.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e19ca921 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-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 037e795cce503850d2c4452c45fcb076e5748c33e58ba9a275ca2db56216e774 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 15:07:34,538 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 15:07:34,540 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 15:07:34,583 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 15:07:34,583 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 15:07:34,586 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 15:07:34,587 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 15:07:34,590 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 15:07:34,592 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 15:07:34,595 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 15:07:34,596 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 15:07:34,597 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 15:07:34,597 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 15:07:34,599 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 15:07:34,600 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 15:07:34,602 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 15:07:34,603 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 15:07:34,603 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 15:07:34,605 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 15:07:34,609 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 15:07:34,610 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 15:07:34,611 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 15:07:34,612 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 15:07:34,612 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 15:07:34,617 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 15:07:34,617 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 15:07:34,617 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 15:07:34,618 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 15:07:34,618 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 15:07:34,619 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 15:07:34,619 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 15:07:34,620 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 15:07:34,621 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 15:07:34,622 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 15:07:34,623 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 15:07:34,623 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 15:07:34,623 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 15:07:34,623 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 15:07:34,623 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 15:07:34,625 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 15:07:34,625 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 15:07:34,626 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-22 15:07:34,644 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 15:07:34,645 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 15:07:34,645 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 15:07:34,645 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 15:07:34,646 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 15:07:34,646 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 15:07:34,647 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 15:07:34,647 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 15:07:34,647 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 15:07:34,647 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 15:07:34,648 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 15:07:34,648 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 15:07:34,648 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-22 15:07:34,648 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 15:07:34,648 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-22 15:07:34,648 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 15:07:34,649 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 15:07:34,649 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-22 15:07:34,649 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 15:07:34,650 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 15:07:34,650 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 15:07:34,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:07:34,653 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 15:07:34,654 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 15:07:34,654 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-22 15:07:34,654 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 15:07:34,655 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 15:07:34,655 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-22 15:07:34,655 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-22 15:07:34,655 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-22 15:07:34,655 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 15:07:34,655 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 037e795cce503850d2c4452c45fcb076e5748c33e58ba9a275ca2db56216e774 [2021-12-22 15:07:34,828 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 15:07:34,847 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 15:07:34,848 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 15:07:34,849 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 15:07:34,849 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 15:07:34,850 INFO L432 ainManager$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-32_7a-drivers--video--console--fbcon.ko-entry_point.cil.out.i [2021-12-22 15:07:34,897 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6e55401f/88bd0cf646e44fd6ac496c652659ceef/FLAGb713cd516 [2021-12-22 15:07:35,508 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 15:07:35,508 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--video--console--fbcon.ko-entry_point.cil.out.i [2021-12-22 15:07:35,542 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6e55401f/88bd0cf646e44fd6ac496c652659ceef/FLAGb713cd516 [2021-12-22 15:07:35,922 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6e55401f/88bd0cf646e44fd6ac496c652659ceef [2021-12-22 15:07:35,924 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 15:07:35,926 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 15:07:35,928 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 15:07:35,928 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 15:07:35,930 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 15:07:35,931 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:07:35" (1/1) ... [2021-12-22 15:07:35,932 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cead8fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:07:35, skipping insertion in model container [2021-12-22 15:07:35,932 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:07:35" (1/1) ... [2021-12-22 15:07:35,936 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 15:07:36,040 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 15:07:37,311 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-32_7a-drivers--video--console--fbcon.ko-entry_point.cil.out.i[261739,261752] [2021-12-22 15:07:37,458 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 15:07:37,516 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 15:07:37,779 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-32_7a-drivers--video--console--fbcon.ko-entry_point.cil.out.i[261739,261752] [2021-12-22 15:07:37,790 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 15:07:37,995 INFO L208 MainTranslator]: Completed translation [2021-12-22 15:07:37,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:07:37 WrapperNode [2021-12-22 15:07:37,997 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 15:07:37,998 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 15:07:37,998 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 15:07:37,998 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 15:07:38,004 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:07:37" (1/1) ... [2021-12-22 15:07:38,127 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:07:37" (1/1) ... [2021-12-22 15:07:38,298 INFO L137 Inliner]: procedures = 308, calls = 2780, calls flagged for inlining = 113, calls inlined = 103, statements flattened = 6360 [2021-12-22 15:07:38,298 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 15:07:38,299 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 15:07:38,299 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 15:07:38,299 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 15:07:38,305 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:07:37" (1/1) ... [2021-12-22 15:07:38,306 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:07:37" (1/1) ... [2021-12-22 15:07:38,379 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:07:37" (1/1) ... [2021-12-22 15:07:38,380 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:07:37" (1/1) ... [2021-12-22 15:07:38,558 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:07:37" (1/1) ... [2021-12-22 15:07:38,612 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:07:37" (1/1) ... [2021-12-22 15:07:38,683 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:07:37" (1/1) ... [2021-12-22 15:07:38,715 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 15:07:38,716 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 15:07:38,717 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 15:07:38,717 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 15:07:38,718 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:07:37" (1/1) ... [2021-12-22 15:07:38,723 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:07:38,731 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 15:07:38,747 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-22 15:07:38,763 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-22 15:07:38,780 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_set_origin [2021-12-22 15:07:38,780 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_set_origin [2021-12-22 15:07:38,781 INFO L130 BoogieDeclarations]: Found specification of procedure con_copy_unimap [2021-12-22 15:07:38,781 INFO L138 BoogieDeclarations]: Found implementation of procedure con_copy_unimap [2021-12-22 15:07:38,781 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_exit [2021-12-22 15:07:38,781 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_exit [2021-12-22 15:07:38,781 INFO L130 BoogieDeclarations]: Found specification of procedure con_is_bound [2021-12-22 15:07:38,781 INFO L138 BoogieDeclarations]: Found implementation of procedure con_is_bound [2021-12-22 15:07:38,781 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_bmove [2021-12-22 15:07:38,782 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_bmove [2021-12-22 15:07:38,782 INFO L130 BoogieDeclarations]: Found specification of procedure var_to_display [2021-12-22 15:07:38,782 INFO L138 BoogieDeclarations]: Found implementation of procedure var_to_display [2021-12-22 15:07:38,782 INFO L130 BoogieDeclarations]: Found specification of procedure do_fbcon_takeover [2021-12-22 15:07:38,782 INFO L138 BoogieDeclarations]: Found implementation of procedure do_fbcon_takeover [2021-12-22 15:07:38,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-22 15:07:38,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-22 15:07:38,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-22 15:07:38,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-22 15:07:38,783 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-22 15:07:38,783 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-22 15:07:38,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-22 15:07:38,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-22 15:07:38,783 INFO L130 BoogieDeclarations]: Found specification of procedure con2fb_release_oldinfo [2021-12-22 15:07:38,783 INFO L138 BoogieDeclarations]: Found implementation of procedure con2fb_release_oldinfo [2021-12-22 15:07:38,783 INFO L130 BoogieDeclarations]: Found specification of procedure scr_memcpyw [2021-12-22 15:07:38,784 INFO L138 BoogieDeclarations]: Found implementation of procedure scr_memcpyw [2021-12-22 15:07:38,784 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_cursor [2021-12-22 15:07:38,784 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_cursor [2021-12-22 15:07:38,784 INFO L130 BoogieDeclarations]: Found specification of procedure get_default_font [2021-12-22 15:07:38,784 INFO L138 BoogieDeclarations]: Found implementation of procedure get_default_font [2021-12-22 15:07:38,784 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2021-12-22 15:07:38,784 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2021-12-22 15:07:38,784 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_putcs [2021-12-22 15:07:38,785 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_putcs [2021-12-22 15:07:38,785 INFO L130 BoogieDeclarations]: Found specification of procedure get_color [2021-12-22 15:07:38,785 INFO L138 BoogieDeclarations]: Found implementation of procedure get_color [2021-12-22 15:07:38,786 INFO L130 BoogieDeclarations]: Found specification of procedure scr_memsetw [2021-12-22 15:07:38,786 INFO L138 BoogieDeclarations]: Found implementation of procedure scr_memsetw [2021-12-22 15:07:38,786 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-22 15:07:38,786 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-22 15:07:38,786 INFO L130 BoogieDeclarations]: Found specification of procedure do_unregister_con_driver [2021-12-22 15:07:38,786 INFO L138 BoogieDeclarations]: Found implementation of procedure do_unregister_con_driver [2021-12-22 15:07:38,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-22 15:07:38,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-22 15:07:38,787 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_get_font [2021-12-22 15:07:38,787 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_get_font [2021-12-22 15:07:38,787 INFO L130 BoogieDeclarations]: Found specification of procedure real_y [2021-12-22 15:07:38,787 INFO L138 BoogieDeclarations]: Found implementation of procedure real_y [2021-12-22 15:07:38,787 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_update_softback [2021-12-22 15:07:38,788 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_update_softback [2021-12-22 15:07:38,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-22 15:07:38,788 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-22 15:07:38,788 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-22 15:07:38,788 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-22 15:07:38,788 INFO L130 BoogieDeclarations]: Found specification of procedure update_region [2021-12-22 15:07:38,789 INFO L138 BoogieDeclarations]: Found implementation of procedure update_region [2021-12-22 15:07:38,789 INFO L130 BoogieDeclarations]: Found specification of procedure fb_flashcursor [2021-12-22 15:07:38,789 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_flashcursor [2021-12-22 15:07:38,790 INFO L130 BoogieDeclarations]: Found specification of procedure find_font [2021-12-22 15:07:38,790 INFO L138 BoogieDeclarations]: Found implementation of procedure find_font [2021-12-22 15:07:38,790 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-22 15:07:38,790 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_scrolldelta [2021-12-22 15:07:38,790 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_scrolldelta [2021-12-22 15:07:38,791 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-22 15:07:38,791 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_set_disp [2021-12-22 15:07:38,791 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_set_disp [2021-12-22 15:07:38,791 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2021-12-22 15:07:38,791 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2021-12-22 15:07:38,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-22 15:07:38,791 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_clear_margins [2021-12-22 15:07:38,791 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_clear_margins [2021-12-22 15:07:38,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-22 15:07:38,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-22 15:07:38,792 INFO L130 BoogieDeclarations]: Found specification of procedure display_to_var [2021-12-22 15:07:38,792 INFO L138 BoogieDeclarations]: Found implementation of procedure display_to_var [2021-12-22 15:07:38,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-22 15:07:38,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-22 15:07:38,792 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 [2021-12-22 15:07:38,792 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 [2021-12-22 15:07:38,793 INFO L130 BoogieDeclarations]: Found specification of procedure try_module_get [2021-12-22 15:07:38,793 INFO L138 BoogieDeclarations]: Found implementation of procedure try_module_get [2021-12-22 15:07:38,793 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-22 15:07:38,793 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-22 15:07:38,793 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2021-12-22 15:07:38,793 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2021-12-22 15:07:38,793 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-22 15:07:38,793 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-22 15:07:38,794 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_debug_enter [2021-12-22 15:07:38,794 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_debug_enter [2021-12-22 15:07:38,794 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_del_cursor_timer [2021-12-22 15:07:38,795 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_del_cursor_timer [2021-12-22 15:07:38,795 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_redraw_move [2021-12-22 15:07:38,795 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_redraw_move [2021-12-22 15:07:38,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-22 15:07:38,795 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2021-12-22 15:07:38,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2021-12-22 15:07:38,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-22 15:07:38,796 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_is_inactive [2021-12-22 15:07:38,796 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_is_inactive [2021-12-22 15:07:38,796 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_clear [2021-12-22 15:07:38,797 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_clear [2021-12-22 15:07:38,797 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_add_cursor_timer [2021-12-22 15:07:38,797 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_add_cursor_timer [2021-12-22 15:07:38,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-22 15:07:38,797 INFO L130 BoogieDeclarations]: Found specification of procedure fb_set_var [2021-12-22 15:07:38,798 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_set_var [2021-12-22 15:07:38,798 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-22 15:07:38,798 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-22 15:07:38,798 INFO L130 BoogieDeclarations]: Found specification of procedure set_blitting_type [2021-12-22 15:07:38,798 INFO L138 BoogieDeclarations]: Found implementation of procedure set_blitting_type [2021-12-22 15:07:38,798 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_bmove_rec [2021-12-22 15:07:38,798 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_bmove_rec [2021-12-22 15:07:38,799 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-22 15:07:38,799 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-22 15:07:38,799 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_set_palette [2021-12-22 15:07:38,799 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_set_palette [2021-12-22 15:07:38,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-22 15:07:38,800 INFO L130 BoogieDeclarations]: Found specification of procedure set_con2fb_map [2021-12-22 15:07:38,800 INFO L138 BoogieDeclarations]: Found implementation of procedure set_con2fb_map [2021-12-22 15:07:38,802 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_debug_leave [2021-12-22 15:07:38,802 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_debug_leave [2021-12-22 15:07:38,802 INFO L130 BoogieDeclarations]: Found specification of procedure console_conditional_schedule [2021-12-22 15:07:38,802 INFO L138 BoogieDeclarations]: Found implementation of procedure console_conditional_schedule [2021-12-22 15:07:38,803 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_copy_font [2021-12-22 15:07:38,804 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_copy_font [2021-12-22 15:07:38,804 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_do_set_font [2021-12-22 15:07:38,804 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_do_set_font [2021-12-22 15:07:38,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-22 15:07:38,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-22 15:07:38,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-22 15:07:38,810 INFO L130 BoogieDeclarations]: Found specification of procedure con2fb_acquire_newinfo [2021-12-22 15:07:38,810 INFO L138 BoogieDeclarations]: Found implementation of procedure con2fb_acquire_newinfo [2021-12-22 15:07:38,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-22 15:07:38,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-22 15:07:38,810 INFO L130 BoogieDeclarations]: Found specification of procedure fb_get_color_depth [2021-12-22 15:07:38,810 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_get_color_depth [2021-12-22 15:07:38,810 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-22 15:07:38,810 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_prepare_logo [2021-12-22 15:07:38,811 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_prepare_logo [2021-12-22 15:07:38,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-22 15:07:38,811 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_redraw_blit [2021-12-22 15:07:38,811 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_redraw_blit [2021-12-22 15:07:38,811 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2021-12-22 15:07:38,811 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2021-12-22 15:07:38,811 INFO L130 BoogieDeclarations]: Found specification of procedure fb_videomode_to_var [2021-12-22 15:07:38,811 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_videomode_to_var [2021-12-22 15:07:38,811 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~int~TO~VOID [2021-12-22 15:07:38,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~int~TO~VOID [2021-12-22 15:07:38,812 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-22 15:07:38,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-22 15:07:38,812 INFO L130 BoogieDeclarations]: Found specification of procedure console_lock [2021-12-22 15:07:38,812 INFO L138 BoogieDeclarations]: Found implementation of procedure console_lock [2021-12-22 15:07:38,812 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_modechanged [2021-12-22 15:07:38,812 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_modechanged [2021-12-22 15:07:38,812 INFO L130 BoogieDeclarations]: Found specification of procedure console_unlock [2021-12-22 15:07:38,812 INFO L138 BoogieDeclarations]: Found implementation of procedure console_unlock [2021-12-22 15:07:38,813 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_invert_region [2021-12-22 15:07:38,813 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_invert_region [2021-12-22 15:07:38,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_fb_info [2021-12-22 15:07:38,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_fb_info [2021-12-22 15:07:38,813 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_set_all_vcs [2021-12-22 15:07:38,814 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_set_all_vcs [2021-12-22 15:07:38,814 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_redraw [2021-12-22 15:07:38,814 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_redraw [2021-12-22 15:07:38,814 INFO L130 BoogieDeclarations]: Found specification of procedure updatescrollmode [2021-12-22 15:07:38,814 INFO L138 BoogieDeclarations]: Found implementation of procedure updatescrollmode [2021-12-22 15:07:38,814 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_switch [2021-12-22 15:07:38,814 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_switch [2021-12-22 15:07:38,814 INFO L130 BoogieDeclarations]: Found specification of procedure vc_resize [2021-12-22 15:07:38,815 INFO L138 BoogieDeclarations]: Found implementation of procedure vc_resize [2021-12-22 15:07:38,815 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-22 15:07:38,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-22 15:07:38,815 INFO L130 BoogieDeclarations]: Found specification of procedure redraw_screen [2021-12-22 15:07:38,815 INFO L138 BoogieDeclarations]: Found implementation of procedure redraw_screen [2021-12-22 15:07:38,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-22 15:07:38,815 INFO L130 BoogieDeclarations]: Found specification of procedure search_fb_in_map [2021-12-22 15:07:38,816 INFO L138 BoogieDeclarations]: Found implementation of procedure search_fb_in_map [2021-12-22 15:07:38,816 INFO L130 BoogieDeclarations]: Found specification of procedure con_set_default_unimap [2021-12-22 15:07:38,816 INFO L138 BoogieDeclarations]: Found implementation of procedure con_set_default_unimap [2021-12-22 15:07:38,816 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2021-12-22 15:07:38,816 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2021-12-22 15:07:38,816 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 15:07:38,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 15:07:38,816 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-22 15:07:38,817 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-22 15:07:39,551 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 15:07:39,554 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-22 15:07:42,102 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-22 15:08:03,332 INFO L275 CfgBuilder]: Performing block encoding [2021-12-22 15:08:03,348 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-22 15:08:03,348 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-22 15:08:03,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:08:03 BoogieIcfgContainer [2021-12-22 15:08:03,353 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-22 15:08:03,354 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-22 15:08:03,355 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-22 15:08:03,357 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-22 15:08:03,357 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 03:07:35" (1/3) ... [2021-12-22 15:08:03,358 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ba9d9d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:08:03, skipping insertion in model container [2021-12-22 15:08:03,358 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:07:37" (2/3) ... [2021-12-22 15:08:03,358 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ba9d9d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:08:03, skipping insertion in model container [2021-12-22 15:08:03,358 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:08:03" (3/3) ... [2021-12-22 15:08:03,359 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--video--console--fbcon.ko-entry_point.cil.out.i [2021-12-22 15:08:03,363 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-22 15:08:03,363 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-22 15:08:03,405 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-22 15:08:03,419 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-22 15:08:03,420 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-22 15:08:03,470 INFO L276 IsEmpty]: Start isEmpty. Operand has 2081 states, 1595 states have (on average 1.4482758620689655) internal successors, (2310), 1650 states have internal predecessors, (2310), 401 states have call successors, (401), 84 states have call predecessors, (401), 83 states have return successors, (396), 384 states have call predecessors, (396), 396 states have call successors, (396) [2021-12-22 15:08:03,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 540 [2021-12-22 15:08:03,503 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 15:08:03,504 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] [2021-12-22 15:08:03,505 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 15:08:03,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 15:08:03,513 INFO L85 PathProgramCache]: Analyzing trace with hash 811946978, now seen corresponding path program 1 times [2021-12-22 15:08:03,528 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 15:08:03,528 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1928999762] [2021-12-22 15:08:03,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 15:08:03,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 15:08:04,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 15:08:04,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:08:04,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:08:04,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-22 15:08:04,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:08:04,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:08:04,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-22 15:08:04,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:08:04,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:08:04,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-22 15:08:04,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:08:04,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:08:04,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-22 15:08:04,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:08:04,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:08:04,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-22 15:08:04,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:08:04,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:08:04,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-22 15:08:04,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:08:04,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:08:04,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-22 15:08:04,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:08:04,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:08:04,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2021-12-22 15:08:04,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:08:04,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-12-22 15:08:04,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:08:04,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-12-22 15:08:04,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:08:04,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-12-22 15:08:04,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:08:04,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2021-12-22 15:08:04,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:08:04,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2021-12-22 15:08:04,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:08:04,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-12-22 15:08:04,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:08:04,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2021-12-22 15:08:04,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:08:04,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-12-22 15:08:04,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:08:04,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2021-12-22 15:08:04,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:08:04,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2021-12-22 15:08:04,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:08:04,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2021-12-22 15:08:04,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:08:04,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2021-12-22 15:08:04,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:08:04,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2021-12-22 15:08:04,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:08:04,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2021-12-22 15:08:04,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:08:04,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2021-12-22 15:08:04,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:08:04,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2021-12-22 15:08:04,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:08:04,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2021-12-22 15:08:04,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:08:04,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2021-12-22 15:08:04,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:08:04,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2021-12-22 15:08:04,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:08:04,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2021-12-22 15:08:04,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:08:04,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2021-12-22 15:08:04,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:08:04,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2021-12-22 15:08:04,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:08:04,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2021-12-22 15:08:04,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:08:04,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2021-12-22 15:08:04,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:08:04,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2021-12-22 15:08:04,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:04,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:08:04,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:05,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2021-12-22 15:08:05,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:05,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:08:05,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:05,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2021-12-22 15:08:05,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:05,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:08:05,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:05,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2021-12-22 15:08:05,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:05,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:08:05,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:05,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2021-12-22 15:08:05,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:05,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:08:05,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:05,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2021-12-22 15:08:05,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:05,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:08:05,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:05,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2021-12-22 15:08:05,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:05,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:08:05,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:05,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2021-12-22 15:08:05,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:05,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:08:05,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:05,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2021-12-22 15:08:05,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:05,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:08:05,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:05,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2021-12-22 15:08:05,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:05,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2021-12-22 15:08:05,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:05,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2021-12-22 15:08:05,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:05,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2021-12-22 15:08:05,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:05,216 INFO L134 CoverageAnalysis]: Checked inductivity of 5441 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5441 trivial. 0 not checked. [2021-12-22 15:08:05,217 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 15:08:05,217 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1928999762] [2021-12-22 15:08:05,218 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1928999762] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 15:08:05,218 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 15:08:05,218 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-22 15:08:05,219 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [472270984] [2021-12-22 15:08:05,220 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 15:08:05,223 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-22 15:08:05,223 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 15:08:05,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-22 15:08:05,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-12-22 15:08:05,245 INFO L87 Difference]: Start difference. First operand has 2081 states, 1595 states have (on average 1.4482758620689655) internal successors, (2310), 1650 states have internal predecessors, (2310), 401 states have call successors, (401), 84 states have call predecessors, (401), 83 states have return successors, (396), 384 states have call predecessors, (396), 396 states have call successors, (396) 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) [2021-12-22 15:08:07,854 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:08:09,875 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:08:12,823 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:08:14,843 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:08:17,008 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:08:19,289 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:08:21,316 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:08:23,359 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:08:28,231 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:08:30,244 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:08:34,224 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:08:36,240 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:08:38,941 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:08:40,974 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:08:43,303 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []