./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 6c24879c 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-?-6c24879 [2022-07-12 14:01:58,185 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 14:01:58,187 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 14:01:58,205 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 14:01:58,206 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 14:01:58,207 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 14:01:58,208 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 14:01:58,209 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 14:01:58,211 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 14:01:58,212 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 14:01:58,213 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 14:01:58,214 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 14:01:58,214 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 14:01:58,214 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 14:01:58,215 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 14:01:58,216 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 14:01:58,216 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 14:01:58,217 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 14:01:58,218 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 14:01:58,219 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 14:01:58,220 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 14:01:58,221 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 14:01:58,222 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 14:01:58,222 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 14:01:58,223 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 14:01:58,225 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 14:01:58,227 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 14:01:58,227 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 14:01:58,228 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 14:01:58,228 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 14:01:58,229 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 14:01:58,230 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 14:01:58,231 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 14:01:58,232 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 14:01:58,233 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 14:01:58,233 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 14:01:58,234 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 14:01:58,234 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 14:01:58,235 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 14:01:58,235 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 14:01:58,235 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 14:01:58,236 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 14:01:58,238 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-12 14:01:58,254 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 14:01:58,254 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 14:01:58,254 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 14:01:58,255 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 14:01:58,255 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 14:01:58,255 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 14:01:58,256 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 14:01:58,256 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 14:01:58,256 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 14:01:58,256 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 14:01:58,256 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 14:01:58,256 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 14:01:58,257 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 14:01:58,257 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 14:01:58,257 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 14:01:58,257 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 14:01:58,257 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 14:01:58,257 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 14:01:58,257 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 14:01:58,258 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 14:01:58,258 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 14:01:58,258 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 14:01:58,258 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 14:01:58,258 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 14:01:58,258 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 14:01:58,259 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 14:01:58,259 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 14:01:58,259 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 14:01:58,259 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 14:01:58,259 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 14:01:58,259 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 037e795cce503850d2c4452c45fcb076e5748c33e58ba9a275ca2db56216e774 [2022-07-12 14:01:58,423 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 14:01:58,439 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 14:01:58,441 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 14:01:58,441 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 14:01:58,443 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 14:01:58,444 INFO L432 ainManager$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 [2022-07-12 14:01:58,500 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e094a9de5/69c9252bf160431f9b603df90b3e24bd/FLAG25c9807e6 [2022-07-12 14:01:59,127 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 14:01:59,127 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 [2022-07-12 14:01:59,162 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e094a9de5/69c9252bf160431f9b603df90b3e24bd/FLAG25c9807e6 [2022-07-12 14:01:59,521 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e094a9de5/69c9252bf160431f9b603df90b3e24bd [2022-07-12 14:01:59,523 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 14:01:59,524 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 14:01:59,528 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 14:01:59,528 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 14:01:59,530 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 14:01:59,530 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 02:01:59" (1/1) ... [2022-07-12 14:01:59,532 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dfe1360 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:01:59, skipping insertion in model container [2022-07-12 14:01:59,532 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 02:01:59" (1/1) ... [2022-07-12 14:01:59,536 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 14:01:59,632 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 14:02:00,806 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] [2022-07-12 14:02:00,955 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 14:02:00,983 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 14:02:01,247 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] [2022-07-12 14:02:01,257 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 14:02:01,354 INFO L208 MainTranslator]: Completed translation [2022-07-12 14:02:01,355 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:02:01 WrapperNode [2022-07-12 14:02:01,356 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 14:02:01,356 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-12 14:02:01,357 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-12 14:02:01,357 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-12 14:02:01,362 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:02:01" (1/1) ... [2022-07-12 14:02:01,433 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:02:01" (1/1) ... [2022-07-12 14:02:01,645 INFO L137 Inliner]: procedures = 308, calls = 2780, calls flagged for inlining = 113, calls inlined = 103, statements flattened = 6407 [2022-07-12 14:02:01,645 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-12 14:02:01,646 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-12 14:02:01,646 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-12 14:02:01,646 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-12 14:02:01,652 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:02:01" (1/1) ... [2022-07-12 14:02:01,652 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:02:01" (1/1) ... [2022-07-12 14:02:01,719 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:02:01" (1/1) ... [2022-07-12 14:02:01,720 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:02:01" (1/1) ... [2022-07-12 14:02:01,879 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:02:01" (1/1) ... [2022-07-12 14:02:01,905 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:02:01" (1/1) ... [2022-07-12 14:02:01,933 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:02:01" (1/1) ... [2022-07-12 14:02:01,969 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-12 14:02:01,971 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-12 14:02:01,971 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-12 14:02:01,971 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-12 14:02:01,972 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:02:01" (1/1) ... [2022-07-12 14:02:01,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 14:02:01,990 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 14:02:02,005 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) [2022-07-12 14:02:02,012 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 [2022-07-12 14:02:02,047 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_set_origin [2022-07-12 14:02:02,047 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_set_origin [2022-07-12 14:02:02,047 INFO L130 BoogieDeclarations]: Found specification of procedure con_copy_unimap [2022-07-12 14:02:02,047 INFO L138 BoogieDeclarations]: Found implementation of procedure con_copy_unimap [2022-07-12 14:02:02,047 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_exit [2022-07-12 14:02:02,047 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_exit [2022-07-12 14:02:02,048 INFO L130 BoogieDeclarations]: Found specification of procedure con_is_bound [2022-07-12 14:02:02,048 INFO L138 BoogieDeclarations]: Found implementation of procedure con_is_bound [2022-07-12 14:02:02,048 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_bmove [2022-07-12 14:02:02,048 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_bmove [2022-07-12 14:02:02,048 INFO L130 BoogieDeclarations]: Found specification of procedure var_to_display [2022-07-12 14:02:02,048 INFO L138 BoogieDeclarations]: Found implementation of procedure var_to_display [2022-07-12 14:02:02,048 INFO L130 BoogieDeclarations]: Found specification of procedure do_fbcon_takeover [2022-07-12 14:02:02,048 INFO L138 BoogieDeclarations]: Found implementation of procedure do_fbcon_takeover [2022-07-12 14:02:02,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-12 14:02:02,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-12 14:02:02,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-12 14:02:02,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-12 14:02:02,049 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-12 14:02:02,049 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-12 14:02:02,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-12 14:02:02,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-12 14:02:02,049 INFO L130 BoogieDeclarations]: Found specification of procedure con2fb_release_oldinfo [2022-07-12 14:02:02,049 INFO L138 BoogieDeclarations]: Found implementation of procedure con2fb_release_oldinfo [2022-07-12 14:02:02,049 INFO L130 BoogieDeclarations]: Found specification of procedure scr_memcpyw [2022-07-12 14:02:02,050 INFO L138 BoogieDeclarations]: Found implementation of procedure scr_memcpyw [2022-07-12 14:02:02,050 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_cursor [2022-07-12 14:02:02,050 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_cursor [2022-07-12 14:02:02,050 INFO L130 BoogieDeclarations]: Found specification of procedure get_default_font [2022-07-12 14:02:02,050 INFO L138 BoogieDeclarations]: Found implementation of procedure get_default_font [2022-07-12 14:02:02,050 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2022-07-12 14:02:02,050 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2022-07-12 14:02:02,050 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_putcs [2022-07-12 14:02:02,050 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_putcs [2022-07-12 14:02:02,051 INFO L130 BoogieDeclarations]: Found specification of procedure get_color [2022-07-12 14:02:02,051 INFO L138 BoogieDeclarations]: Found implementation of procedure get_color [2022-07-12 14:02:02,051 INFO L130 BoogieDeclarations]: Found specification of procedure scr_memsetw [2022-07-12 14:02:02,051 INFO L138 BoogieDeclarations]: Found implementation of procedure scr_memsetw [2022-07-12 14:02:02,051 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-12 14:02:02,051 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-12 14:02:02,051 INFO L130 BoogieDeclarations]: Found specification of procedure do_unregister_con_driver [2022-07-12 14:02:02,051 INFO L138 BoogieDeclarations]: Found implementation of procedure do_unregister_con_driver [2022-07-12 14:02:02,051 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-12 14:02:02,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-12 14:02:02,052 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_get_font [2022-07-12 14:02:02,052 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_get_font [2022-07-12 14:02:02,052 INFO L130 BoogieDeclarations]: Found specification of procedure real_y [2022-07-12 14:02:02,052 INFO L138 BoogieDeclarations]: Found implementation of procedure real_y [2022-07-12 14:02:02,052 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_update_softback [2022-07-12 14:02:02,053 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_update_softback [2022-07-12 14:02:02,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-12 14:02:02,053 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-12 14:02:02,053 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-12 14:02:02,053 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-12 14:02:02,053 INFO L130 BoogieDeclarations]: Found specification of procedure update_region [2022-07-12 14:02:02,054 INFO L138 BoogieDeclarations]: Found implementation of procedure update_region [2022-07-12 14:02:02,054 INFO L130 BoogieDeclarations]: Found specification of procedure fb_flashcursor [2022-07-12 14:02:02,054 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_flashcursor [2022-07-12 14:02:02,055 INFO L130 BoogieDeclarations]: Found specification of procedure find_font [2022-07-12 14:02:02,055 INFO L138 BoogieDeclarations]: Found implementation of procedure find_font [2022-07-12 14:02:02,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-12 14:02:02,055 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_scrolldelta [2022-07-12 14:02:02,056 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_scrolldelta [2022-07-12 14:02:02,056 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-07-12 14:02:02,056 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_set_disp [2022-07-12 14:02:02,056 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_set_disp [2022-07-12 14:02:02,056 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2022-07-12 14:02:02,056 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2022-07-12 14:02:02,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-12 14:02:02,056 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_clear_margins [2022-07-12 14:02:02,057 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_clear_margins [2022-07-12 14:02:02,057 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-12 14:02:02,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-12 14:02:02,057 INFO L130 BoogieDeclarations]: Found specification of procedure display_to_var [2022-07-12 14:02:02,057 INFO L138 BoogieDeclarations]: Found implementation of procedure display_to_var [2022-07-12 14:02:02,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-12 14:02:02,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-12 14:02:02,058 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 [2022-07-12 14:02:02,058 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 [2022-07-12 14:02:02,058 INFO L130 BoogieDeclarations]: Found specification of procedure try_module_get [2022-07-12 14:02:02,058 INFO L138 BoogieDeclarations]: Found implementation of procedure try_module_get [2022-07-12 14:02:02,058 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-12 14:02:02,058 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-12 14:02:02,058 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-07-12 14:02:02,058 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-07-12 14:02:02,059 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-12 14:02:02,059 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-12 14:02:02,059 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_debug_enter [2022-07-12 14:02:02,059 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_debug_enter [2022-07-12 14:02:02,059 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_del_cursor_timer [2022-07-12 14:02:02,059 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_del_cursor_timer [2022-07-12 14:02:02,059 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_redraw_move [2022-07-12 14:02:02,060 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_redraw_move [2022-07-12 14:02:02,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-12 14:02:02,060 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2022-07-12 14:02:02,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2022-07-12 14:02:02,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-12 14:02:02,060 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_is_inactive [2022-07-12 14:02:02,060 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_is_inactive [2022-07-12 14:02:02,060 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_clear [2022-07-12 14:02:02,060 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_clear [2022-07-12 14:02:02,061 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_add_cursor_timer [2022-07-12 14:02:02,061 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_add_cursor_timer [2022-07-12 14:02:02,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-12 14:02:02,061 INFO L130 BoogieDeclarations]: Found specification of procedure fb_set_var [2022-07-12 14:02:02,061 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_set_var [2022-07-12 14:02:02,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-12 14:02:02,061 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-12 14:02:02,061 INFO L130 BoogieDeclarations]: Found specification of procedure set_blitting_type [2022-07-12 14:02:02,061 INFO L138 BoogieDeclarations]: Found implementation of procedure set_blitting_type [2022-07-12 14:02:02,062 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_bmove_rec [2022-07-12 14:02:02,062 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_bmove_rec [2022-07-12 14:02:02,062 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-12 14:02:02,062 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-12 14:02:02,062 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_set_palette [2022-07-12 14:02:02,062 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_set_palette [2022-07-12 14:02:02,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-12 14:02:02,062 INFO L130 BoogieDeclarations]: Found specification of procedure set_con2fb_map [2022-07-12 14:02:02,062 INFO L138 BoogieDeclarations]: Found implementation of procedure set_con2fb_map [2022-07-12 14:02:02,063 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_debug_leave [2022-07-12 14:02:02,063 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_debug_leave [2022-07-12 14:02:02,063 INFO L130 BoogieDeclarations]: Found specification of procedure console_conditional_schedule [2022-07-12 14:02:02,063 INFO L138 BoogieDeclarations]: Found implementation of procedure console_conditional_schedule [2022-07-12 14:02:02,063 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_copy_font [2022-07-12 14:02:02,063 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_copy_font [2022-07-12 14:02:02,063 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_do_set_font [2022-07-12 14:02:02,063 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_do_set_font [2022-07-12 14:02:02,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-07-12 14:02:02,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-07-12 14:02:02,064 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-12 14:02:02,064 INFO L130 BoogieDeclarations]: Found specification of procedure con2fb_acquire_newinfo [2022-07-12 14:02:02,064 INFO L138 BoogieDeclarations]: Found implementation of procedure con2fb_acquire_newinfo [2022-07-12 14:02:02,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-07-12 14:02:02,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-07-12 14:02:02,064 INFO L130 BoogieDeclarations]: Found specification of procedure fb_get_color_depth [2022-07-12 14:02:02,064 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_get_color_depth [2022-07-12 14:02:02,064 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-12 14:02:02,065 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_prepare_logo [2022-07-12 14:02:02,065 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_prepare_logo [2022-07-12 14:02:02,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-12 14:02:02,065 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_redraw_blit [2022-07-12 14:02:02,065 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_redraw_blit [2022-07-12 14:02:02,065 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2022-07-12 14:02:02,065 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2022-07-12 14:02:02,065 INFO L130 BoogieDeclarations]: Found specification of procedure fb_videomode_to_var [2022-07-12 14:02:02,065 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_videomode_to_var [2022-07-12 14:02:02,065 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~int~TO~VOID [2022-07-12 14:02:02,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~int~TO~VOID [2022-07-12 14:02:02,066 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-07-12 14:02:02,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-07-12 14:02:02,066 INFO L130 BoogieDeclarations]: Found specification of procedure console_lock [2022-07-12 14:02:02,066 INFO L138 BoogieDeclarations]: Found implementation of procedure console_lock [2022-07-12 14:02:02,066 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_modechanged [2022-07-12 14:02:02,066 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_modechanged [2022-07-12 14:02:02,066 INFO L130 BoogieDeclarations]: Found specification of procedure console_unlock [2022-07-12 14:02:02,066 INFO L138 BoogieDeclarations]: Found implementation of procedure console_unlock [2022-07-12 14:02:02,067 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_invert_region [2022-07-12 14:02:02,067 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_invert_region [2022-07-12 14:02:02,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_fb_info [2022-07-12 14:02:02,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_fb_info [2022-07-12 14:02:02,067 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_set_all_vcs [2022-07-12 14:02:02,067 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_set_all_vcs [2022-07-12 14:02:02,067 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_redraw [2022-07-12 14:02:02,067 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_redraw [2022-07-12 14:02:02,067 INFO L130 BoogieDeclarations]: Found specification of procedure updatescrollmode [2022-07-12 14:02:02,067 INFO L138 BoogieDeclarations]: Found implementation of procedure updatescrollmode [2022-07-12 14:02:02,068 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_switch [2022-07-12 14:02:02,068 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_switch [2022-07-12 14:02:02,068 INFO L130 BoogieDeclarations]: Found specification of procedure vc_resize [2022-07-12 14:02:02,068 INFO L138 BoogieDeclarations]: Found implementation of procedure vc_resize [2022-07-12 14:02:02,068 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-07-12 14:02:02,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-07-12 14:02:02,068 INFO L130 BoogieDeclarations]: Found specification of procedure redraw_screen [2022-07-12 14:02:02,068 INFO L138 BoogieDeclarations]: Found implementation of procedure redraw_screen [2022-07-12 14:02:02,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-12 14:02:02,068 INFO L130 BoogieDeclarations]: Found specification of procedure search_fb_in_map [2022-07-12 14:02:02,069 INFO L138 BoogieDeclarations]: Found implementation of procedure search_fb_in_map [2022-07-12 14:02:02,069 INFO L130 BoogieDeclarations]: Found specification of procedure con_set_default_unimap [2022-07-12 14:02:02,069 INFO L138 BoogieDeclarations]: Found implementation of procedure con_set_default_unimap [2022-07-12 14:02:02,069 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2022-07-12 14:02:02,069 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2022-07-12 14:02:02,069 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-12 14:02:02,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-12 14:02:02,069 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-07-12 14:02:02,069 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-07-12 14:02:02,832 INFO L234 CfgBuilder]: Building ICFG [2022-07-12 14:02:02,834 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-12 14:02:05,409 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-12 14:02:27,021 INFO L275 CfgBuilder]: Performing block encoding [2022-07-12 14:02:27,033 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-12 14:02:27,033 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-12 14:02:27,036 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 02:02:27 BoogieIcfgContainer [2022-07-12 14:02:27,036 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-12 14:02:27,037 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-12 14:02:27,037 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-12 14:02:27,040 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-12 14:02:27,040 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.07 02:01:59" (1/3) ... [2022-07-12 14:02:27,041 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a413e4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 02:02:27, skipping insertion in model container [2022-07-12 14:02:27,041 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:02:01" (2/3) ... [2022-07-12 14:02:27,041 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a413e4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 02:02:27, skipping insertion in model container [2022-07-12 14:02:27,041 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 02:02:27" (3/3) ... [2022-07-12 14:02:27,042 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--video--console--fbcon.ko-entry_point.cil.out.i [2022-07-12 14:02:27,051 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-12 14:02:27,052 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-12 14:02:27,105 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-12 14:02:27,109 INFO L357 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, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@582479ff, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@284b77db [2022-07-12 14:02:27,110 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-12 14:02:27,117 INFO L276 IsEmpty]: Start isEmpty. Operand has 2116 states, 1630 states have (on average 1.458282208588957) internal successors, (2377), 1685 states have internal predecessors, (2377), 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) [2022-07-12 14:02:27,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 540 [2022-07-12 14:02:27,153 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:02:27,154 INFO L195 NwaCegarLoop]: 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] [2022-07-12 14:02:27,155 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:02:27,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:02:27,158 INFO L85 PathProgramCache]: Analyzing trace with hash 1609018793, now seen corresponding path program 1 times [2022-07-12 14:02:27,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:02:27,164 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1364638496] [2022-07-12 14:02:27,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:02:27,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:02:27,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:27,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 14:02:27,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:27,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:27,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:27,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:02:27,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:27,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 14:02:27,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:27,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:27,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:27,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:02:27,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:27,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 14:02:27,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:27,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:27,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:27,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:02:27,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:27,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-12 14:02:27,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:27,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:27,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:27,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:02:27,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:27,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-12 14:02:27,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:27,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:27,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:27,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:02:27,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:27,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-12 14:02:27,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:27,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:27,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:27,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:02:27,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:27,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-12 14:02:27,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:27,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:27,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:27,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:02:27,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:27,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-12 14:02:27,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:27,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:27,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:27,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:02:27,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:27,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-07-12 14:02:28,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:28,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-07-12 14:02:28,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:28,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-07-12 14:02:28,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:28,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-07-12 14:02:28,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:28,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-07-12 14:02:28,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:28,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-12 14:02:28,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:28,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-07-12 14:02:28,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:28,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-07-12 14:02:28,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:28,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2022-07-12 14:02:28,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:28,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-07-12 14:02:28,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:28,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-07-12 14:02:28,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:28,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-07-12 14:02:28,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:28,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-12 14:02:28,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:28,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-07-12 14:02:28,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:28,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-07-12 14:02:28,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:28,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-12 14:02:28,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:28,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2022-07-12 14:02:28,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:28,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-12 14:02:28,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:28,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-12 14:02:28,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:28,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2022-07-12 14:02:28,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:28,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2022-07-12 14:02:28,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:28,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2022-07-12 14:02:28,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:28,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-07-12 14:02:28,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:28,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2022-07-12 14:02:28,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:28,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2022-07-12 14:02:28,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:28,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2022-07-12 14:02:28,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:28,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2022-07-12 14:02:28,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:28,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2022-07-12 14:02:28,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:28,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-07-12 14:02:28,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:28,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2022-07-12 14:02:28,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:28,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2022-07-12 14:02:28,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:28,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-12 14:02:28,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:28,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2022-07-12 14:02:28,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:28,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2022-07-12 14:02:28,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:28,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2022-07-12 14:02:28,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2022-07-12 14:02:28,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2022-07-12 14:02:28,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2022-07-12 14:02:28,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:28,595 INFO L134 CoverageAnalysis]: Checked inductivity of 5441 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5441 trivial. 0 not checked. [2022-07-12 14:02:28,595 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:02:28,596 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1364638496] [2022-07-12 14:02:28,599 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1364638496] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:02:28,599 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:02:28,599 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 14:02:28,600 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1886780749] [2022-07-12 14:02:28,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:02:28,605 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 14:02:28,605 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:02:28,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 14:02:28,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2022-07-12 14:02:28,631 INFO L87 Difference]: Start difference. First operand has 2116 states, 1630 states have (on average 1.458282208588957) internal successors, (2377), 1685 states have internal predecessors, (2377), 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 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) [2022-07-12 14:02:30,925 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 [] [2022-07-12 14:02:33,650 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:02:35,770 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:02:37,949 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:02:39,965 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:02:43,446 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:02:46,477 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:02:48,592 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:02:51,210 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:02:51,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:02:51,211 INFO L93 Difference]: Finished difference Result 4622 states and 7236 transitions. [2022-07-12 14:02:51,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 14:02:51,278 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 [2022-07-12 14:02:51,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:02:51,301 INFO L225 Difference]: With dead ends: 4622 [2022-07-12 14:02:51,301 INFO L226 Difference]: Without dead ends: 2499 [2022-07-12 14:02:51,312 INFO L412 NwaCegarLoop]: 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 [2022-07-12 14:02:51,314 INFO L413 NwaCegarLoop]: 2952 mSDtfsCounter, 2457 mSDsluCounter, 1559 mSDsCounter, 0 mSdLazyCounter, 1322 mSolverCounterSat, 1602 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2508 SdHoareTripleChecker+Valid, 4511 SdHoareTripleChecker+Invalid, 2933 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1602 IncrementalHoareTripleChecker+Valid, 1322 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.2s IncrementalHoareTripleChecker+Time [2022-07-12 14:02:51,315 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2508 Valid, 4511 Invalid, 2933 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1602 Valid, 1322 Invalid, 9 Unknown, 0 Unchecked, 22.2s Time] [2022-07-12 14:02:51,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2499 states. [2022-07-12 14:02:51,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2499 to 2104. [2022-07-12 14:02:51,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2104 states, 1625 states have (on average 1.4412307692307693) internal successors, (2342), 1673 states have internal predecessors, (2342), 396 states have call successors, (396), 83 states have call predecessors, (396), 82 states have return successors, (390), 378 states have call predecessors, (390), 390 states have call successors, (390) [2022-07-12 14:02:51,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2104 states to 2104 states and 3128 transitions. [2022-07-12 14:02:51,481 INFO L78 Accepts]: Start accepts. Automaton has 2104 states and 3128 transitions. Word has length 539 [2022-07-12 14:02:51,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:02:51,483 INFO L495 AbstractCegarLoop]: Abstraction has 2104 states and 3128 transitions. [2022-07-12 14:02:51,483 INFO L496 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) [2022-07-12 14:02:51,483 INFO L276 IsEmpty]: Start isEmpty. Operand 2104 states and 3128 transitions. [2022-07-12 14:02:51,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 540 [2022-07-12 14:02:51,496 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:02:51,497 INFO L195 NwaCegarLoop]: 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] [2022-07-12 14:02:51,497 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-12 14:02:51,497 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:02:51,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:02:51,498 INFO L85 PathProgramCache]: Analyzing trace with hash -125559911, now seen corresponding path program 1 times [2022-07-12 14:02:51,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:02:51,498 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1592663470] [2022-07-12 14:02:51,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:02:51,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:02:51,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:51,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 14:02:51,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:51,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:51,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:51,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:02:51,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:51,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 14:02:51,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:51,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:51,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:51,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:02:51,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:51,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 14:02:51,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:51,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:51,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:51,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:02:51,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:51,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-12 14:02:51,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:51,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:51,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:51,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:02:51,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:51,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-12 14:02:51,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:51,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:51,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:51,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:02:51,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:51,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-12 14:02:51,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:51,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:51,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:51,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:02:51,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:51,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-12 14:02:51,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:51,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:51,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:51,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:02:51,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:51,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-12 14:02:51,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:51,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:51,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:51,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:02:51,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:51,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-07-12 14:02:51,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:51,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:51,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:51,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-07-12 14:02:51,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:51,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:51,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:51,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-07-12 14:02:51,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:51,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:51,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:51,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-07-12 14:02:51,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:51,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:51,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:51,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-07-12 14:02:51,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:51,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:51,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:51,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-12 14:02:51,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:51,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:51,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:51,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-07-12 14:02:51,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:51,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:51,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:51,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-07-12 14:02:51,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:51,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:51,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:51,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2022-07-12 14:02:51,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:51,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:51,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-07-12 14:02:52,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:52,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-07-12 14:02:52,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:52,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-07-12 14:02:52,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:52,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-12 14:02:52,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:52,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-07-12 14:02:52,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:52,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-07-12 14:02:52,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:52,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-12 14:02:52,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:52,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2022-07-12 14:02:52,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:52,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-12 14:02:52,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:52,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-12 14:02:52,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:52,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2022-07-12 14:02:52,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:52,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2022-07-12 14:02:52,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:52,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2022-07-12 14:02:52,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:52,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-07-12 14:02:52,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:52,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2022-07-12 14:02:52,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:52,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2022-07-12 14:02:52,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:52,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2022-07-12 14:02:52,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:52,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2022-07-12 14:02:52,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:52,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2022-07-12 14:02:52,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:52,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-07-12 14:02:52,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:52,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2022-07-12 14:02:52,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:52,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2022-07-12 14:02:52,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:52,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-12 14:02:52,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:52,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2022-07-12 14:02:52,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:52,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2022-07-12 14:02:52,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:02:52,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2022-07-12 14:02:52,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2022-07-12 14:02:52,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2022-07-12 14:02:52,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2022-07-12 14:02:52,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:02:52,301 INFO L134 CoverageAnalysis]: Checked inductivity of 5441 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5441 trivial. 0 not checked. [2022-07-12 14:02:52,301 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:02:52,301 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1592663470] [2022-07-12 14:02:52,301 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1592663470] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:02:52,301 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:02:52,301 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-12 14:02:52,301 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1925415030] [2022-07-12 14:02:52,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:02:52,303 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-12 14:02:52,303 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:02:52,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-12 14:02:52,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2022-07-12 14:02:52,304 INFO L87 Difference]: Start difference. First operand 2104 states and 3128 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) [2022-07-12 14:02:54,779 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:02:56,809 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:02:58,832 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:03:01,453 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-12 14:03:03,511 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-12 14:03:05,779 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:03:07,853 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:03:09,917 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:03:12,239 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:03:14,262 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:03:16,277 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:03:18,525 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:03:20,752 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:03:22,769 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:03:24,790 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:03:26,569 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:03:28,621 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:03:30,663 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:03:32,702 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:03:36,218 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:03:38,252 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:03:40,278 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:03:44,009 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:03:46,026 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:03:48,047 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:03:50,642 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:03:52,888 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:03:54,925 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:03:56,939 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:03:59,207 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:04:01,229 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:04:03,264 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:04:05,300 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:04:07,363 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:04:09,421 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:04:11,465 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:04:13,834 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:04:15,870 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:04:17,903 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:04:20,163 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:04:22,197 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:04:24,221 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:04:27,924 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:04:29,984 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:04:32,023 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:04:34,756 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:04:36,788 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:04:38,811 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:04:40,993 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:04:43,021 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:04:45,049 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:04:47,948 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:04:48,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:04:48,055 INFO L93 Difference]: Finished difference Result 6832 states and 10426 transitions. [2022-07-12 14:04:48,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-12 14:04:48,055 INFO L78 Accepts]: Start accepts. Automaton has 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) Word has length 539 [2022-07-12 14:04:48,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:04:48,078 INFO L225 Difference]: With dead ends: 6832 [2022-07-12 14:04:48,078 INFO L226 Difference]: Without dead ends: 4821 [2022-07-12 14:04:48,084 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 192 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2022-07-12 14:04:48,085 INFO L413 NwaCegarLoop]: 3233 mSDtfsCounter, 7344 mSDsluCounter, 6408 mSDsCounter, 0 mSdLazyCounter, 5287 mSolverCounterSat, 3117 mSolverCounterUnsat, 51 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 112.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7645 SdHoareTripleChecker+Valid, 9641 SdHoareTripleChecker+Invalid, 8455 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3117 IncrementalHoareTripleChecker+Valid, 5287 IncrementalHoareTripleChecker+Invalid, 51 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 115.3s IncrementalHoareTripleChecker+Time [2022-07-12 14:04:48,085 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7645 Valid, 9641 Invalid, 8455 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3117 Valid, 5287 Invalid, 51 Unknown, 0 Unchecked, 115.3s Time] [2022-07-12 14:04:48,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4821 states. [2022-07-12 14:04:48,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4821 to 4030. [2022-07-12 14:04:48,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4030 states, 3143 states have (on average 1.4498886414253898) internal successors, (4557), 3232 states have internal predecessors, (4557), 726 states have call successors, (726), 161 states have call predecessors, (726), 160 states have return successors, (720), 696 states have call predecessors, (720), 720 states have call successors, (720) [2022-07-12 14:04:48,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4030 states to 4030 states and 6003 transitions. [2022-07-12 14:04:48,216 INFO L78 Accepts]: Start accepts. Automaton has 4030 states and 6003 transitions. Word has length 539 [2022-07-12 14:04:48,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:04:48,220 INFO L495 AbstractCegarLoop]: Abstraction has 4030 states and 6003 transitions. [2022-07-12 14:04:48,220 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has 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) [2022-07-12 14:04:48,221 INFO L276 IsEmpty]: Start isEmpty. Operand 4030 states and 6003 transitions. [2022-07-12 14:04:48,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 548 [2022-07-12 14:04:48,229 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:04:48,230 INFO L195 NwaCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 14:04:48,230 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-12 14:04:48,230 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:04:48,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:04:48,231 INFO L85 PathProgramCache]: Analyzing trace with hash -1721420141, now seen corresponding path program 1 times [2022-07-12 14:04:48,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:04:48,232 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2093595068] [2022-07-12 14:04:48,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:04:48,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:04:48,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 14:04:48,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:04:48,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:04:48,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 14:04:48,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:04:48,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:04:48,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 14:04:48,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:04:48,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:04:48,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-12 14:04:48,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:04:48,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:04:48,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-12 14:04:48,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:04:48,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:04:48,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-12 14:04:48,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:04:48,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:04:48,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-12 14:04:48,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:04:48,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:04:48,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-12 14:04:48,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:04:48,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:04:48,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-07-12 14:04:48,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:04:48,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-07-12 14:04:48,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:04:48,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-07-12 14:04:48,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:04:48,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-07-12 14:04:48,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:04:48,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-07-12 14:04:48,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:04:48,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-12 14:04:48,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:04:48,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-07-12 14:04:48,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:04:48,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-07-12 14:04:48,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:04:48,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2022-07-12 14:04:48,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:04:48,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-07-12 14:04:48,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:04:48,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-07-12 14:04:48,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:04:48,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-07-12 14:04:48,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:04:48,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-12 14:04:48,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:04:48,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-07-12 14:04:48,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:04:48,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-07-12 14:04:48,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:04:48,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-12 14:04:48,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:04:48,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2022-07-12 14:04:48,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:04:48,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-12 14:04:48,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:04:48,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-12 14:04:48,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:04:48,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2022-07-12 14:04:48,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:04:48,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2022-07-12 14:04:48,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:04:48,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2022-07-12 14:04:48,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:04:48,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-07-12 14:04:48,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:04:48,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2022-07-12 14:04:48,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:04:48,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2022-07-12 14:04:48,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:04:48,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2022-07-12 14:04:48,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:04:48,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2022-07-12 14:04:48,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:04:48,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2022-07-12 14:04:48,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:04:48,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-07-12 14:04:48,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:04:48,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2022-07-12 14:04:48,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:04:48,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2022-07-12 14:04:48,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:04:48,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-12 14:04:48,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:04:48,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2022-07-12 14:04:48,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:04:48,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2022-07-12 14:04:48,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:04:48,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2022-07-12 14:04:48,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2022-07-12 14:04:48,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:04:48,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 534 [2022-07-12 14:04:48,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:04:48,998 INFO L134 CoverageAnalysis]: Checked inductivity of 5441 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5441 trivial. 0 not checked. [2022-07-12 14:04:48,998 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:04:48,998 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2093595068] [2022-07-12 14:04:48,999 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2093595068] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:04:48,999 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:04:48,999 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 14:04:48,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1760863729] [2022-07-12 14:04:48,999 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:04:49,000 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 14:04:49,000 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:04:49,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 14:04:49,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-12 14:04:49,002 INFO L87 Difference]: Start difference. First operand 4030 states and 6003 transitions. Second operand has 6 states, 6 states have (on average 15.5) internal successors, (93), 3 states have internal predecessors, (93), 2 states have call successors, (50), 5 states have call predecessors, (50), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2022-07-12 14:04:51,330 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:04:53,359 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:04:56,054 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:04:58,191 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:05:00,605 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:05:02,634 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:05:04,779 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:05:06,997 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:05:09,021 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:05:11,055 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:05:14,173 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:05:16,206 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:05:19,451 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:05:21,493 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:05:23,735 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:05:25,757 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:05:28,425 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:05:30,535 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:05:30,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:05:30,647 INFO L93 Difference]: Finished difference Result 8626 states and 13059 transitions. [2022-07-12 14:05:30,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 14:05:30,647 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.5) internal successors, (93), 3 states have internal predecessors, (93), 2 states have call successors, (50), 5 states have call predecessors, (50), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) Word has length 547 [2022-07-12 14:05:30,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:05:30,670 INFO L225 Difference]: With dead ends: 8626 [2022-07-12 14:05:30,671 INFO L226 Difference]: Without dead ends: 4689 [2022-07-12 14:05:30,684 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 192 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2022-07-12 14:05:30,685 INFO L413 NwaCegarLoop]: 2935 mSDtfsCounter, 1639 mSDsluCounter, 5099 mSDsCounter, 0 mSdLazyCounter, 2935 mSolverCounterSat, 1022 mSolverCounterUnsat, 18 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 40.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1652 SdHoareTripleChecker+Valid, 8034 SdHoareTripleChecker+Invalid, 3975 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1022 IncrementalHoareTripleChecker+Valid, 2935 IncrementalHoareTripleChecker+Invalid, 18 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 41.4s IncrementalHoareTripleChecker+Time [2022-07-12 14:05:30,685 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1652 Valid, 8034 Invalid, 3975 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1022 Valid, 2935 Invalid, 18 Unknown, 0 Unchecked, 41.4s Time] [2022-07-12 14:05:30,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4689 states. [2022-07-12 14:05:30,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4689 to 4031. [2022-07-12 14:05:30,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4031 states, 3144 states have (on average 1.4497455470737914) internal successors, (4558), 3233 states have internal predecessors, (4558), 726 states have call successors, (726), 161 states have call predecessors, (726), 160 states have return successors, (720), 696 states have call predecessors, (720), 720 states have call successors, (720) [2022-07-12 14:05:30,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4031 states to 4031 states and 6004 transitions. [2022-07-12 14:05:30,808 INFO L78 Accepts]: Start accepts. Automaton has 4031 states and 6004 transitions. Word has length 547 [2022-07-12 14:05:30,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:05:30,809 INFO L495 AbstractCegarLoop]: Abstraction has 4031 states and 6004 transitions. [2022-07-12 14:05:30,810 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.5) internal successors, (93), 3 states have internal predecessors, (93), 2 states have call successors, (50), 5 states have call predecessors, (50), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2022-07-12 14:05:30,810 INFO L276 IsEmpty]: Start isEmpty. Operand 4031 states and 6004 transitions. [2022-07-12 14:05:30,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 550 [2022-07-12 14:05:30,817 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:05:30,817 INFO L195 NwaCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 14:05:30,818 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-12 14:05:30,818 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:05:30,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:05:30,818 INFO L85 PathProgramCache]: Analyzing trace with hash 1250300431, now seen corresponding path program 1 times [2022-07-12 14:05:30,818 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:05:30,819 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1856670695] [2022-07-12 14:05:30,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:05:30,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:05:31,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 14:05:31,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:31,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:05:31,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 14:05:31,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:31,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:05:31,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 14:05:31,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:31,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:05:31,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-12 14:05:31,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:31,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:05:31,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-12 14:05:31,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:31,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:05:31,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-12 14:05:31,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:31,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:05:31,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-12 14:05:31,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:31,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:05:31,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-12 14:05:31,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:31,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:05:31,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-07-12 14:05:31,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:31,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-07-12 14:05:31,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:31,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-07-12 14:05:31,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:31,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-07-12 14:05:31,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:31,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-07-12 14:05:31,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:31,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-12 14:05:31,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:31,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-07-12 14:05:31,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:31,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-07-12 14:05:31,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:31,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2022-07-12 14:05:31,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:31,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-07-12 14:05:31,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:31,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-07-12 14:05:31,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:31,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-07-12 14:05:31,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:31,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-12 14:05:31,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:31,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-07-12 14:05:31,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:31,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-07-12 14:05:31,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:31,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-12 14:05:31,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:31,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2022-07-12 14:05:31,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:31,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-12 14:05:31,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:31,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-12 14:05:31,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:31,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2022-07-12 14:05:31,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:31,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2022-07-12 14:05:31,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:31,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2022-07-12 14:05:31,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:31,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-07-12 14:05:31,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:31,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2022-07-12 14:05:31,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:31,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2022-07-12 14:05:31,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:31,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2022-07-12 14:05:31,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:31,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2022-07-12 14:05:31,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:31,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2022-07-12 14:05:31,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:31,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-07-12 14:05:31,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:31,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2022-07-12 14:05:31,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:31,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2022-07-12 14:05:31,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:31,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-12 14:05:31,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:31,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2022-07-12 14:05:31,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:31,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2022-07-12 14:05:31,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:31,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2022-07-12 14:05:31,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2022-07-12 14:05:31,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:31,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 536 [2022-07-12 14:05:31,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:31,494 INFO L134 CoverageAnalysis]: Checked inductivity of 5442 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5441 trivial. 0 not checked. [2022-07-12 14:05:31,495 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:05:31,495 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1856670695] [2022-07-12 14:05:31,495 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1856670695] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 14:05:31,495 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [455049022] [2022-07-12 14:05:31,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:05:31,495 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 14:05:31,495 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 14:05:31,497 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-12 14:05:31,499 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-12 14:05:32,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:32,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 4872 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-12 14:05:32,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 14:05:33,379 INFO L134 CoverageAnalysis]: Checked inductivity of 5442 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5442 trivial. 0 not checked. [2022-07-12 14:05:33,379 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 14:05:33,379 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [455049022] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:05:33,380 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 14:05:33,380 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 8 [2022-07-12 14:05:33,380 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2000846067] [2022-07-12 14:05:33,380 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:05:33,381 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 14:05:33,381 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:05:33,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 14:05:33,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-12 14:05:33,382 INFO L87 Difference]: Start difference. First operand 4031 states and 6004 transitions. Second operand has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 2 states have internal predecessors, (95), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (49), 1 states have call predecessors, (49), 1 states have call successors, (49) [2022-07-12 14:05:33,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:05:33,456 INFO L93 Difference]: Finished difference Result 4033 states and 6005 transitions. [2022-07-12 14:05:33,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 14:05:33,457 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 2 states have internal predecessors, (95), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (49), 1 states have call predecessors, (49), 1 states have call successors, (49) Word has length 549 [2022-07-12 14:05:33,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:05:33,472 INFO L225 Difference]: With dead ends: 4033 [2022-07-12 14:05:33,472 INFO L226 Difference]: Without dead ends: 4030 [2022-07-12 14:05:33,474 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 744 GetRequests, 738 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-12 14:05:33,474 INFO L413 NwaCegarLoop]: 3125 mSDtfsCounter, 2935 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2935 SdHoareTripleChecker+Valid, 3125 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 14:05:33,475 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2935 Valid, 3125 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-12 14:05:33,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4030 states. [2022-07-12 14:05:33,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4030 to 4030. [2022-07-12 14:05:33,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4030 states, 3144 states have (on average 1.4494274809160306) internal successors, (4557), 3232 states have internal predecessors, (4557), 725 states have call successors, (725), 161 states have call predecessors, (725), 160 states have return successors, (720), 696 states have call predecessors, (720), 720 states have call successors, (720) [2022-07-12 14:05:33,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4030 states to 4030 states and 6002 transitions. [2022-07-12 14:05:33,585 INFO L78 Accepts]: Start accepts. Automaton has 4030 states and 6002 transitions. Word has length 549 [2022-07-12 14:05:33,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:05:33,585 INFO L495 AbstractCegarLoop]: Abstraction has 4030 states and 6002 transitions. [2022-07-12 14:05:33,586 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 2 states have internal predecessors, (95), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (49), 1 states have call predecessors, (49), 1 states have call successors, (49) [2022-07-12 14:05:33,586 INFO L276 IsEmpty]: Start isEmpty. Operand 4030 states and 6002 transitions. [2022-07-12 14:05:33,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 551 [2022-07-12 14:05:33,594 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:05:33,595 INFO L195 NwaCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 14:05:33,627 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-07-12 14:05:33,811 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 14:05:33,811 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:05:33,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:05:33,812 INFO L85 PathProgramCache]: Analyzing trace with hash 104079088, now seen corresponding path program 1 times [2022-07-12 14:05:33,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:05:33,812 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [689774235] [2022-07-12 14:05:33,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:05:33,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:05:34,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 14:05:34,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:34,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:05:34,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 14:05:34,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:34,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:05:34,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 14:05:34,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:34,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:05:34,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-12 14:05:34,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:34,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:05:34,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-12 14:05:34,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:34,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:05:34,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-12 14:05:34,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:34,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:05:34,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-12 14:05:34,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:34,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:05:34,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-12 14:05:34,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:34,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:05:34,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-07-12 14:05:34,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:34,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-07-12 14:05:34,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:34,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-07-12 14:05:34,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:34,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-07-12 14:05:34,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:34,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-07-12 14:05:34,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:34,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-12 14:05:34,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:34,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-07-12 14:05:34,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:34,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-07-12 14:05:34,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:34,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2022-07-12 14:05:34,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:34,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-07-12 14:05:34,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:34,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-07-12 14:05:34,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:34,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-07-12 14:05:34,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:34,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-12 14:05:34,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:34,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-07-12 14:05:34,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:34,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-07-12 14:05:34,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:34,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-12 14:05:34,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:34,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2022-07-12 14:05:34,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:34,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-12 14:05:34,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:34,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-12 14:05:34,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:34,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2022-07-12 14:05:34,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:34,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2022-07-12 14:05:34,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:34,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2022-07-12 14:05:34,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:34,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-07-12 14:05:34,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:34,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2022-07-12 14:05:34,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:34,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2022-07-12 14:05:34,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:34,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2022-07-12 14:05:34,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:34,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2022-07-12 14:05:34,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:34,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2022-07-12 14:05:34,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:34,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-07-12 14:05:34,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:34,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2022-07-12 14:05:34,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:34,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2022-07-12 14:05:34,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:34,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-12 14:05:34,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:34,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2022-07-12 14:05:34,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:34,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2022-07-12 14:05:34,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:34,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2022-07-12 14:05:34,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2022-07-12 14:05:34,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:34,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 536 [2022-07-12 14:05:34,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:34,586 INFO L134 CoverageAnalysis]: Checked inductivity of 5442 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5441 trivial. 0 not checked. [2022-07-12 14:05:34,586 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:05:34,586 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [689774235] [2022-07-12 14:05:34,586 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [689774235] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 14:05:34,586 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [869211014] [2022-07-12 14:05:34,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:05:34,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 14:05:34,587 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 14:05:34,588 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-12 14:05:34,589 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-07-12 14:05:35,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:35,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 4874 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-12 14:05:35,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 14:05:36,390 INFO L134 CoverageAnalysis]: Checked inductivity of 5442 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5442 trivial. 0 not checked. [2022-07-12 14:05:36,391 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 14:05:36,391 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [869211014] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:05:36,391 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 14:05:36,391 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 8 [2022-07-12 14:05:36,391 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989791055] [2022-07-12 14:05:36,391 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:05:36,392 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 14:05:36,392 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:05:36,392 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 14:05:36,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-12 14:05:36,393 INFO L87 Difference]: Start difference. First operand 4030 states and 6002 transitions. Second operand has 3 states, 3 states have (on average 32.0) internal successors, (96), 2 states have internal predecessors, (96), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (49), 1 states have call predecessors, (49), 1 states have call successors, (49) [2022-07-12 14:05:36,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:05:36,466 INFO L93 Difference]: Finished difference Result 4032 states and 6003 transitions. [2022-07-12 14:05:36,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 14:05:36,467 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.0) internal successors, (96), 2 states have internal predecessors, (96), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (49), 1 states have call predecessors, (49), 1 states have call successors, (49) Word has length 550 [2022-07-12 14:05:36,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:05:36,484 INFO L225 Difference]: With dead ends: 4032 [2022-07-12 14:05:36,484 INFO L226 Difference]: Without dead ends: 4029 [2022-07-12 14:05:36,486 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 745 GetRequests, 739 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-12 14:05:36,488 INFO L413 NwaCegarLoop]: 3123 mSDtfsCounter, 2932 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2932 SdHoareTripleChecker+Valid, 3123 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 14:05:36,488 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2932 Valid, 3123 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-12 14:05:36,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4029 states. [2022-07-12 14:05:36,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4029 to 4029. [2022-07-12 14:05:36,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4029 states, 3144 states have (on average 1.4491094147582697) internal successors, (4556), 3231 states have internal predecessors, (4556), 724 states have call successors, (724), 161 states have call predecessors, (724), 160 states have return successors, (720), 696 states have call predecessors, (720), 720 states have call successors, (720) [2022-07-12 14:05:36,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4029 states to 4029 states and 6000 transitions. [2022-07-12 14:05:36,679 INFO L78 Accepts]: Start accepts. Automaton has 4029 states and 6000 transitions. Word has length 550 [2022-07-12 14:05:36,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:05:36,680 INFO L495 AbstractCegarLoop]: Abstraction has 4029 states and 6000 transitions. [2022-07-12 14:05:36,680 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.0) internal successors, (96), 2 states have internal predecessors, (96), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (49), 1 states have call predecessors, (49), 1 states have call successors, (49) [2022-07-12 14:05:36,680 INFO L276 IsEmpty]: Start isEmpty. Operand 4029 states and 6000 transitions. [2022-07-12 14:05:36,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 552 [2022-07-12 14:05:36,686 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:05:36,687 INFO L195 NwaCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 14:05:36,717 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-07-12 14:05:36,902 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 14:05:36,903 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:05:36,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:05:36,903 INFO L85 PathProgramCache]: Analyzing trace with hash -1069039310, now seen corresponding path program 1 times [2022-07-12 14:05:36,903 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:05:36,903 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1670519436] [2022-07-12 14:05:36,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:05:36,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:05:37,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 14:05:37,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:37,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:05:37,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 14:05:37,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:37,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:05:37,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 14:05:37,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:37,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:05:37,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-12 14:05:37,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:37,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:05:37,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-12 14:05:37,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:37,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:05:37,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-12 14:05:37,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:37,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:05:37,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-12 14:05:37,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:37,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:05:37,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-12 14:05:37,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:37,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:05:37,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-07-12 14:05:37,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:37,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-07-12 14:05:37,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:37,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-07-12 14:05:37,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:37,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-07-12 14:05:37,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:37,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-07-12 14:05:37,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:37,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-12 14:05:37,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:37,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-07-12 14:05:37,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:37,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-07-12 14:05:37,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:37,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2022-07-12 14:05:37,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:37,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-07-12 14:05:37,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:37,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-07-12 14:05:37,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:37,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-07-12 14:05:37,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:37,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-12 14:05:37,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:37,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-07-12 14:05:37,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:37,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-07-12 14:05:37,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:37,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-12 14:05:37,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:37,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2022-07-12 14:05:37,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:37,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-12 14:05:37,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:37,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-12 14:05:37,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:37,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2022-07-12 14:05:37,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:37,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2022-07-12 14:05:37,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:37,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2022-07-12 14:05:37,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:37,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-07-12 14:05:37,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:37,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2022-07-12 14:05:37,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:37,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2022-07-12 14:05:37,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:37,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2022-07-12 14:05:37,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:37,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2022-07-12 14:05:37,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:37,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2022-07-12 14:05:37,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:37,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-07-12 14:05:37,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:37,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2022-07-12 14:05:37,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:37,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2022-07-12 14:05:37,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:37,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-12 14:05:37,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:37,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2022-07-12 14:05:37,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:37,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2022-07-12 14:05:37,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:37,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2022-07-12 14:05:37,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2022-07-12 14:05:37,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:37,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 536 [2022-07-12 14:05:37,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:37,539 INFO L134 CoverageAnalysis]: Checked inductivity of 5442 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5441 trivial. 0 not checked. [2022-07-12 14:05:37,539 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:05:37,539 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1670519436] [2022-07-12 14:05:37,540 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1670519436] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 14:05:37,540 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2023068342] [2022-07-12 14:05:37,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:05:37,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 14:05:37,540 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 14:05:37,548 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-12 14:05:37,564 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-07-12 14:05:38,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:38,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 4876 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-12 14:05:38,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 14:05:39,336 INFO L134 CoverageAnalysis]: Checked inductivity of 5442 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5442 trivial. 0 not checked. [2022-07-12 14:05:39,337 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 14:05:39,337 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2023068342] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:05:39,337 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 14:05:39,337 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 8 [2022-07-12 14:05:39,337 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2097190671] [2022-07-12 14:05:39,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:05:39,338 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 14:05:39,338 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:05:39,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 14:05:39,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-12 14:05:39,339 INFO L87 Difference]: Start difference. First operand 4029 states and 6000 transitions. Second operand has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 2 states have internal predecessors, (97), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (49), 1 states have call predecessors, (49), 1 states have call successors, (49) [2022-07-12 14:05:39,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:05:39,500 INFO L93 Difference]: Finished difference Result 7946 states and 11848 transitions. [2022-07-12 14:05:39,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 14:05:39,501 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 2 states have internal predecessors, (97), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (49), 1 states have call predecessors, (49), 1 states have call successors, (49) Word has length 551 [2022-07-12 14:05:39,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:05:39,525 INFO L225 Difference]: With dead ends: 7946 [2022-07-12 14:05:39,525 INFO L226 Difference]: Without dead ends: 4010 [2022-07-12 14:05:39,538 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 746 GetRequests, 740 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-12 14:05:39,540 INFO L413 NwaCegarLoop]: 3110 mSDtfsCounter, 2919 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2919 SdHoareTripleChecker+Valid, 3110 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 14:05:39,540 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2919 Valid, 3110 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-12 14:05:39,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4010 states. [2022-07-12 14:05:39,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4010 to 4006. [2022-07-12 14:05:39,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4006 states, 3129 states have (on average 1.4503036113774368) internal successors, (4538), 3215 states have internal predecessors, (4538), 720 states have call successors, (720), 158 states have call predecessors, (720), 156 states have return successors, (716), 692 states have call predecessors, (716), 716 states have call successors, (716) [2022-07-12 14:05:39,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4006 states to 4006 states and 5974 transitions. [2022-07-12 14:05:39,664 INFO L78 Accepts]: Start accepts. Automaton has 4006 states and 5974 transitions. Word has length 551 [2022-07-12 14:05:39,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:05:39,664 INFO L495 AbstractCegarLoop]: Abstraction has 4006 states and 5974 transitions. [2022-07-12 14:05:39,664 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 2 states have internal predecessors, (97), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (49), 1 states have call predecessors, (49), 1 states have call successors, (49) [2022-07-12 14:05:39,665 INFO L276 IsEmpty]: Start isEmpty. Operand 4006 states and 5974 transitions. [2022-07-12 14:05:39,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 553 [2022-07-12 14:05:39,672 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:05:39,673 INFO L195 NwaCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 14:05:39,705 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-07-12 14:05:39,881 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 14:05:39,881 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:05:39,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:05:39,882 INFO L85 PathProgramCache]: Analyzing trace with hash 1219000883, now seen corresponding path program 1 times [2022-07-12 14:05:39,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:05:39,882 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [270577089] [2022-07-12 14:05:39,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:05:39,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:05:40,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 14:05:40,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:40,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:05:40,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 14:05:40,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:40,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:05:40,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 14:05:40,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:40,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:05:40,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-12 14:05:40,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:40,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:05:40,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-12 14:05:40,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:40,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:05:40,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-12 14:05:40,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:40,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:05:40,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-12 14:05:40,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:40,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:05:40,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-12 14:05:40,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:40,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:05:40,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-07-12 14:05:40,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:40,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-07-12 14:05:40,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:40,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-07-12 14:05:40,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:40,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-07-12 14:05:40,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:40,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-07-12 14:05:40,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:40,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-12 14:05:40,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:40,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-07-12 14:05:40,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:40,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-07-12 14:05:40,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:40,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2022-07-12 14:05:40,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:40,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-07-12 14:05:40,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:40,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-07-12 14:05:40,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:40,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-07-12 14:05:40,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:40,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-12 14:05:40,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:40,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-07-12 14:05:40,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:40,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-07-12 14:05:40,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:40,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-12 14:05:40,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:40,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2022-07-12 14:05:40,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:40,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-12 14:05:40,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:40,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-12 14:05:40,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:40,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2022-07-12 14:05:40,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:40,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2022-07-12 14:05:40,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:40,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2022-07-12 14:05:40,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:40,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-07-12 14:05:40,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:40,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2022-07-12 14:05:40,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:40,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2022-07-12 14:05:40,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:40,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2022-07-12 14:05:40,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:40,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2022-07-12 14:05:40,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:40,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2022-07-12 14:05:40,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:40,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-07-12 14:05:40,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:40,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2022-07-12 14:05:40,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:40,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2022-07-12 14:05:40,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:40,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-12 14:05:40,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:40,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2022-07-12 14:05:40,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:40,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2022-07-12 14:05:40,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:40,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2022-07-12 14:05:40,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2022-07-12 14:05:40,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:40,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 536 [2022-07-12 14:05:40,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:40,517 INFO L134 CoverageAnalysis]: Checked inductivity of 5442 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5441 trivial. 0 not checked. [2022-07-12 14:05:40,517 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:05:40,517 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [270577089] [2022-07-12 14:05:40,517 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [270577089] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 14:05:40,517 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1805634158] [2022-07-12 14:05:40,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:05:40,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 14:05:40,518 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 14:05:40,519 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-12 14:05:40,520 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-07-12 14:05:41,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:41,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 4878 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-12 14:05:41,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 14:05:42,488 INFO L134 CoverageAnalysis]: Checked inductivity of 5442 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5442 trivial. 0 not checked. [2022-07-12 14:05:42,489 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 14:05:42,489 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1805634158] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:05:42,489 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 14:05:42,489 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 8 [2022-07-12 14:05:42,490 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [34481365] [2022-07-12 14:05:42,490 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:05:42,490 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 14:05:42,490 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:05:42,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 14:05:42,491 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-12 14:05:42,491 INFO L87 Difference]: Start difference. First operand 4006 states and 5974 transitions. Second operand has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 2 states have internal predecessors, (98), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (49), 1 states have call predecessors, (49), 1 states have call successors, (49) [2022-07-12 14:05:42,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:05:42,567 INFO L93 Difference]: Finished difference Result 4008 states and 5975 transitions. [2022-07-12 14:05:42,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 14:05:42,568 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 2 states have internal predecessors, (98), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (49), 1 states have call predecessors, (49), 1 states have call successors, (49) Word has length 552 [2022-07-12 14:05:42,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:05:42,581 INFO L225 Difference]: With dead ends: 4008 [2022-07-12 14:05:42,581 INFO L226 Difference]: Without dead ends: 4005 [2022-07-12 14:05:42,582 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 747 GetRequests, 741 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-12 14:05:42,583 INFO L413 NwaCegarLoop]: 3109 mSDtfsCounter, 2916 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2916 SdHoareTripleChecker+Valid, 3109 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 14:05:42,583 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2916 Valid, 3109 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-12 14:05:42,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4005 states. [2022-07-12 14:05:42,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4005 to 4005. [2022-07-12 14:05:42,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4005 states, 3129 states have (on average 1.449984020453819) internal successors, (4537), 3214 states have internal predecessors, (4537), 719 states have call successors, (719), 158 states have call predecessors, (719), 156 states have return successors, (716), 692 states have call predecessors, (716), 716 states have call successors, (716) [2022-07-12 14:05:42,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4005 states to 4005 states and 5972 transitions. [2022-07-12 14:05:42,699 INFO L78 Accepts]: Start accepts. Automaton has 4005 states and 5972 transitions. Word has length 552 [2022-07-12 14:05:42,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:05:42,699 INFO L495 AbstractCegarLoop]: Abstraction has 4005 states and 5972 transitions. [2022-07-12 14:05:42,700 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 2 states have internal predecessors, (98), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (49), 1 states have call predecessors, (49), 1 states have call successors, (49) [2022-07-12 14:05:42,700 INFO L276 IsEmpty]: Start isEmpty. Operand 4005 states and 5972 transitions. [2022-07-12 14:05:42,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 554 [2022-07-12 14:05:42,706 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:05:42,706 INFO L195 NwaCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 14:05:42,734 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-07-12 14:05:42,919 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 14:05:42,919 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:05:42,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:05:42,920 INFO L85 PathProgramCache]: Analyzing trace with hash -866192299, now seen corresponding path program 1 times [2022-07-12 14:05:42,920 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:05:42,920 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2127954382] [2022-07-12 14:05:42,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:05:42,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:05:43,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 14:05:43,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:43,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:05:43,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 14:05:43,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:43,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:05:43,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 14:05:43,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:43,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:05:43,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-12 14:05:43,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:43,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:05:43,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-12 14:05:43,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:43,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:05:43,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-12 14:05:43,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:43,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:05:43,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-12 14:05:43,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:43,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:05:43,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-12 14:05:43,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:43,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:05:43,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-07-12 14:05:43,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:43,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-07-12 14:05:43,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:43,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-07-12 14:05:43,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:43,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-07-12 14:05:43,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:43,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-07-12 14:05:43,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:43,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-12 14:05:43,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:43,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-07-12 14:05:43,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:43,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-07-12 14:05:43,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:43,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2022-07-12 14:05:43,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:43,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-07-12 14:05:43,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:43,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-07-12 14:05:43,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:43,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-07-12 14:05:43,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:43,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-12 14:05:43,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:43,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-07-12 14:05:43,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:43,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-07-12 14:05:43,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:43,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-12 14:05:43,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:43,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2022-07-12 14:05:43,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:43,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-12 14:05:43,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:43,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-12 14:05:43,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:43,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2022-07-12 14:05:43,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:43,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2022-07-12 14:05:43,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:43,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2022-07-12 14:05:43,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:43,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-07-12 14:05:43,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:43,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2022-07-12 14:05:43,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:43,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2022-07-12 14:05:43,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:43,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2022-07-12 14:05:43,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:43,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2022-07-12 14:05:43,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:43,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2022-07-12 14:05:43,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:43,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-07-12 14:05:43,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:43,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2022-07-12 14:05:43,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:43,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2022-07-12 14:05:43,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:43,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-12 14:05:43,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:43,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2022-07-12 14:05:43,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:43,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2022-07-12 14:05:43,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:43,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2022-07-12 14:05:43,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2022-07-12 14:05:43,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:43,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 536 [2022-07-12 14:05:43,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:43,445 INFO L134 CoverageAnalysis]: Checked inductivity of 5442 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5441 trivial. 0 not checked. [2022-07-12 14:05:43,445 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:05:43,445 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2127954382] [2022-07-12 14:05:43,445 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2127954382] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 14:05:43,446 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1456580549] [2022-07-12 14:05:43,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:05:43,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 14:05:43,446 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 14:05:43,447 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-12 14:05:43,448 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-07-12 14:05:44,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:44,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 4880 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-12 14:05:44,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 14:05:45,368 INFO L134 CoverageAnalysis]: Checked inductivity of 5442 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5442 trivial. 0 not checked. [2022-07-12 14:05:45,369 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 14:05:45,369 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1456580549] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:05:45,369 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 14:05:45,369 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 8 [2022-07-12 14:05:45,369 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [43043385] [2022-07-12 14:05:45,370 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:05:45,370 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 14:05:45,370 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:05:45,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 14:05:45,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-12 14:05:45,371 INFO L87 Difference]: Start difference. First operand 4005 states and 5972 transitions. Second operand has 3 states, 3 states have (on average 33.0) internal successors, (99), 2 states have internal predecessors, (99), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (49), 1 states have call predecessors, (49), 1 states have call successors, (49) [2022-07-12 14:05:45,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:05:45,444 INFO L93 Difference]: Finished difference Result 4007 states and 5973 transitions. [2022-07-12 14:05:45,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 14:05:45,444 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 2 states have internal predecessors, (99), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (49), 1 states have call predecessors, (49), 1 states have call successors, (49) Word has length 553 [2022-07-12 14:05:45,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:05:45,456 INFO L225 Difference]: With dead ends: 4007 [2022-07-12 14:05:45,456 INFO L226 Difference]: Without dead ends: 3979 [2022-07-12 14:05:45,458 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 748 GetRequests, 742 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-12 14:05:45,459 INFO L413 NwaCegarLoop]: 3108 mSDtfsCounter, 2913 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2913 SdHoareTripleChecker+Valid, 3108 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 14:05:45,459 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2913 Valid, 3108 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-12 14:05:45,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3979 states. [2022-07-12 14:05:45,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3979 to 3979. [2022-07-12 14:05:45,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3979 states, 3111 states have (on average 1.4509803921568627) internal successors, (4514), 3195 states have internal predecessors, (4514), 713 states have call successors, (713), 156 states have call predecessors, (713), 154 states have return successors, (711), 687 states have call predecessors, (711), 711 states have call successors, (711) [2022-07-12 14:05:45,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3979 states to 3979 states and 5938 transitions. [2022-07-12 14:05:45,570 INFO L78 Accepts]: Start accepts. Automaton has 3979 states and 5938 transitions. Word has length 553 [2022-07-12 14:05:45,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:05:45,571 INFO L495 AbstractCegarLoop]: Abstraction has 3979 states and 5938 transitions. [2022-07-12 14:05:45,571 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 2 states have internal predecessors, (99), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (49), 1 states have call predecessors, (49), 1 states have call successors, (49) [2022-07-12 14:05:45,571 INFO L276 IsEmpty]: Start isEmpty. Operand 3979 states and 5938 transitions. [2022-07-12 14:05:45,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 575 [2022-07-12 14:05:45,580 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:05:45,580 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 34, 34, 34, 34, 34, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 14:05:45,610 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-07-12 14:05:45,783 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 14:05:45,784 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:05:45,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:05:45,784 INFO L85 PathProgramCache]: Analyzing trace with hash -1806196221, now seen corresponding path program 1 times [2022-07-12 14:05:45,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:05:45,784 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681146173] [2022-07-12 14:05:45,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:05:45,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:05:45,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 14:05:46,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:46,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:05:46,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 14:05:46,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:46,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:05:46,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 14:05:46,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:46,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:05:46,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-12 14:05:46,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:46,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:05:46,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-12 14:05:46,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:46,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:05:46,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-12 14:05:46,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:46,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:05:46,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-12 14:05:46,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:46,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:05:46,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-12 14:05:46,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:46,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:05:46,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-07-12 14:05:46,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:46,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-07-12 14:05:46,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:46,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-07-12 14:05:46,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:46,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-07-12 14:05:46,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:46,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-07-12 14:05:46,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:46,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-12 14:05:46,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:46,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-07-12 14:05:46,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:46,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-07-12 14:05:46,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:46,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2022-07-12 14:05:46,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:46,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-07-12 14:05:46,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:46,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-07-12 14:05:46,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:46,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-07-12 14:05:46,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:46,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-12 14:05:46,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:46,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-07-12 14:05:46,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:46,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-07-12 14:05:46,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:46,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-12 14:05:46,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:46,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2022-07-12 14:05:46,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:46,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-12 14:05:46,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:46,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-12 14:05:46,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:46,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2022-07-12 14:05:46,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:46,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2022-07-12 14:05:46,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:46,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2022-07-12 14:05:46,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:46,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-07-12 14:05:46,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:46,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2022-07-12 14:05:46,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:46,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2022-07-12 14:05:46,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:46,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2022-07-12 14:05:46,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:46,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2022-07-12 14:05:46,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:46,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2022-07-12 14:05:46,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:46,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-07-12 14:05:46,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:46,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2022-07-12 14:05:46,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:46,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2022-07-12 14:05:46,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:46,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-12 14:05:46,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:46,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2022-07-12 14:05:46,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:46,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2022-07-12 14:05:46,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:46,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2022-07-12 14:05:46,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 544 [2022-07-12 14:05:46,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:05:46,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:05:46,384 INFO L134 CoverageAnalysis]: Checked inductivity of 5449 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5449 trivial. 0 not checked. [2022-07-12 14:05:46,384 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:05:46,384 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1681146173] [2022-07-12 14:05:46,385 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1681146173] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:05:46,385 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:05:46,385 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-12 14:05:46,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1196959851] [2022-07-12 14:05:46,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:05:46,385 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-12 14:05:46,387 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:05:46,387 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-12 14:05:46,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2022-07-12 14:05:46,388 INFO L87 Difference]: Start difference. First operand 3979 states and 5938 transitions. Second operand has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 3 states have internal predecessors, (114), 2 states have call successors, (50), 6 states have call predecessors, (50), 1 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2022-07-12 14:05:49,272 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:05:51,404 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:05:55,038 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:05:57,091 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:05:59,392 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:06:01,411 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:06:03,433 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:06:06,191 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:06:08,212 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:06:10,685 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:06:12,699 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:06:15,626 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:06:17,660 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 []