./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point_ldv-val-v0.8.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-validator-v0.8/linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point_ldv-val-v0.8.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 d7bcbc7066f71bf6da4f6dede38e3e78b7607c55d003b39ab5a687b04791c2e1 --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 13:05:32,066 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 13:05:32,068 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 13:05:32,103 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 13:05:32,104 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 13:05:32,105 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 13:05:32,106 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 13:05:32,108 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 13:05:32,110 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 13:05:32,110 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 13:05:32,111 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 13:05:32,112 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 13:05:32,113 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 13:05:32,114 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 13:05:32,115 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 13:05:32,116 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 13:05:32,116 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 13:05:32,117 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 13:05:32,119 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 13:05:32,120 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 13:05:32,122 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 13:05:32,123 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 13:05:32,124 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 13:05:32,128 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 13:05:32,129 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 13:05:32,131 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 13:05:32,136 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 13:05:32,136 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 13:05:32,137 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 13:05:32,137 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 13:05:32,138 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 13:05:32,139 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 13:05:32,140 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 13:05:32,141 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 13:05:32,142 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 13:05:32,143 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 13:05:32,144 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 13:05:32,145 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 13:05:32,145 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 13:05:32,146 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 13:05:32,146 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 13:05:32,148 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 13:05:32,150 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-12 13:05:32,172 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 13:05:32,173 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 13:05:32,173 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 13:05:32,173 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 13:05:32,174 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 13:05:32,174 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 13:05:32,175 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 13:05:32,175 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 13:05:32,175 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 13:05:32,176 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 13:05:32,176 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 13:05:32,177 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 13:05:32,177 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 13:05:32,177 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 13:05:32,177 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 13:05:32,177 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 13:05:32,178 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 13:05:32,178 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 13:05:32,178 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 13:05:32,179 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 13:05:32,179 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 13:05:32,179 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 13:05:32,180 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 13:05:32,180 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 13:05:32,180 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 13:05:32,180 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 13:05:32,180 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 13:05:32,181 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 13:05:32,181 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 13:05:32,181 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 13:05:32,181 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d7bcbc7066f71bf6da4f6dede38e3e78b7607c55d003b39ab5a687b04791c2e1 [2022-07-12 13:05:32,426 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 13:05:32,452 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 13:05:32,454 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 13:05:32,456 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 13:05:32,456 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 13:05:32,458 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point_ldv-val-v0.8.cil.out.i [2022-07-12 13:05:32,525 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c2cb2caa/522fb37ede7a407faff834ee0e72f31b/FLAG3cf814df8 [2022-07-12 13:05:33,307 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 13:05:33,309 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point_ldv-val-v0.8.cil.out.i [2022-07-12 13:05:33,341 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c2cb2caa/522fb37ede7a407faff834ee0e72f31b/FLAG3cf814df8 [2022-07-12 13:05:33,529 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c2cb2caa/522fb37ede7a407faff834ee0e72f31b [2022-07-12 13:05:33,531 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 13:05:33,533 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 13:05:33,535 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 13:05:33,535 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 13:05:33,538 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 13:05:33,538 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 01:05:33" (1/1) ... [2022-07-12 13:05:33,540 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c61f223 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:05:33, skipping insertion in model container [2022-07-12 13:05:33,540 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 01:05:33" (1/1) ... [2022-07-12 13:05:33,546 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 13:05:33,648 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 13:05:34,455 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-validator-v0.8/linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point_ldv-val-v0.8.cil.out.i[209427,209440] [2022-07-12 13:05:34,469 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 13:05:34,560 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 13:05:34,783 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-validator-v0.8/linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point_ldv-val-v0.8.cil.out.i[209427,209440] [2022-07-12 13:05:34,792 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 13:05:34,892 INFO L208 MainTranslator]: Completed translation [2022-07-12 13:05:34,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:05:34 WrapperNode [2022-07-12 13:05:34,895 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 13:05:34,896 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-12 13:05:34,896 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-12 13:05:34,896 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-12 13:05:34,902 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:05:34" (1/1) ... [2022-07-12 13:05:34,966 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:05:34" (1/1) ... [2022-07-12 13:05:35,150 INFO L137 Inliner]: procedures = 106, calls = 3467, calls flagged for inlining = 27, calls inlined = 27, statements flattened = 4321 [2022-07-12 13:05:35,151 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-12 13:05:35,151 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-12 13:05:35,151 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-12 13:05:35,152 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-12 13:05:35,165 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:05:34" (1/1) ... [2022-07-12 13:05:35,166 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:05:34" (1/1) ... [2022-07-12 13:05:35,239 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:05:34" (1/1) ... [2022-07-12 13:05:35,239 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:05:34" (1/1) ... [2022-07-12 13:05:35,348 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:05:34" (1/1) ... [2022-07-12 13:05:35,369 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:05:34" (1/1) ... [2022-07-12 13:05:35,401 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:05:34" (1/1) ... [2022-07-12 13:05:35,440 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-12 13:05:35,442 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-12 13:05:35,442 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-12 13:05:35,443 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-12 13:05:35,443 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:05:34" (1/1) ... [2022-07-12 13:05:35,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 13:05:35,460 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 13:05:35,481 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 13:05:35,492 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 13:05:35,525 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_alloc_voice [2022-07-12 13:05:35,525 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_alloc_voice [2022-07-12 13:05:35,525 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_set_instr [2022-07-12 13:05:35,525 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_set_instr [2022-07-12 13:05:35,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-12 13:05:35,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2022-07-12 13:05:35,526 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2022-07-12 13:05:35,526 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_reset [2022-07-12 13:05:35,526 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_reset [2022-07-12 13:05:35,526 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-12 13:05:35,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-12 13:05:35,527 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_setup_voice [2022-07-12 13:05:35,527 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_setup_voice [2022-07-12 13:05:35,527 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-12 13:05:35,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-12 13:05:35,527 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-12 13:05:35,527 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-12 13:05:35,527 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-12 13:05:35,528 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_command [2022-07-12 13:05:35,528 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_command [2022-07-12 13:05:35,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-12 13:05:35,528 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-12 13:05:35,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-12 13:05:35,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-12 13:05:35,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_len [2022-07-12 13:05:35,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_len [2022-07-12 13:05:35,529 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-07-12 13:05:35,529 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-07-12 13:05:35,529 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_hw_control [2022-07-12 13:05:35,529 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_hw_control [2022-07-12 13:05:35,530 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-12 13:05:35,530 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-12 13:05:35,530 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_volume_method [2022-07-12 13:05:35,530 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_volume_method [2022-07-12 13:05:35,530 INFO L130 BoogieDeclarations]: Found specification of procedure set_voice_volume [2022-07-12 13:05:35,530 INFO L138 BoogieDeclarations]: Found implementation of procedure set_voice_volume [2022-07-12 13:05:35,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-12 13:05:35,531 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_aftertouch [2022-07-12 13:05:35,531 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_aftertouch [2022-07-12 13:05:35,531 INFO L130 BoogieDeclarations]: Found specification of procedure freq_to_fnum [2022-07-12 13:05:35,531 INFO L138 BoogieDeclarations]: Found implementation of procedure freq_to_fnum [2022-07-12 13:05:35,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-12 13:05:35,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-12 13:05:35,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-07-12 13:05:35,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-07-12 13:05:35,532 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-12 13:05:35,532 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-12 13:05:35,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-12 13:05:35,533 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_load_patch [2022-07-12 13:05:35,533 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_load_patch [2022-07-12 13:05:35,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-07-12 13:05:35,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-07-12 13:05:35,533 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-12 13:05:35,533 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_start_note [2022-07-12 13:05:35,534 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_start_note [2022-07-12 13:05:35,534 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_kill_note [2022-07-12 13:05:35,534 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_kill_note [2022-07-12 13:05:35,535 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-12 13:05:35,535 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-12 13:05:35,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-12 13:05:35,536 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-12 13:05:35,536 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-12 13:05:35,536 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_ioctl [2022-07-12 13:05:35,536 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_ioctl [2022-07-12 13:05:35,536 INFO L130 BoogieDeclarations]: Found specification of procedure compute_finetune [2022-07-12 13:05:35,536 INFO L138 BoogieDeclarations]: Found implementation of procedure compute_finetune [2022-07-12 13:05:35,536 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_bender [2022-07-12 13:05:35,537 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_bender [2022-07-12 13:05:35,537 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_panning [2022-07-12 13:05:35,537 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_panning [2022-07-12 13:05:35,537 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-12 13:05:35,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-12 13:05:35,538 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-07-12 13:05:35,538 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-07-12 13:05:35,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_copy_from_user_7 [2022-07-12 13:05:35,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_copy_from_user_7 [2022-07-12 13:05:35,538 INFO L130 BoogieDeclarations]: Found specification of procedure calc_vol [2022-07-12 13:05:35,538 INFO L138 BoogieDeclarations]: Found implementation of procedure calc_vol [2022-07-12 13:05:35,539 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2022-07-12 13:05:35,539 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2022-07-12 13:05:35,539 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-07-12 13:05:35,539 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-07-12 13:05:35,539 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_controller [2022-07-12 13:05:35,539 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_controller [2022-07-12 13:05:35,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-12 13:05:35,539 INFO L130 BoogieDeclarations]: Found specification of procedure store_instr [2022-07-12 13:05:35,540 INFO L138 BoogieDeclarations]: Found implementation of procedure store_instr [2022-07-12 13:05:35,540 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2022-07-12 13:05:35,540 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2022-07-12 13:05:35,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-12 13:05:35,591 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-12 13:05:35,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-12 13:05:35,591 INFO L130 BoogieDeclarations]: Found specification of procedure bend_pitch [2022-07-12 13:05:35,591 INFO L138 BoogieDeclarations]: Found implementation of procedure bend_pitch [2022-07-12 13:05:36,008 INFO L234 CfgBuilder]: Building ICFG [2022-07-12 13:05:36,011 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-12 13:05:36,617 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-12 13:05:41,448 INFO L275 CfgBuilder]: Performing block encoding [2022-07-12 13:05:41,467 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-12 13:05:41,468 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-07-12 13:05:41,471 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 01:05:41 BoogieIcfgContainer [2022-07-12 13:05:41,471 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-12 13:05:41,472 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-12 13:05:41,473 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-12 13:05:41,475 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-12 13:05:41,476 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.07 01:05:33" (1/3) ... [2022-07-12 13:05:41,476 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@251ab331 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 01:05:41, skipping insertion in model container [2022-07-12 13:05:41,476 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:05:34" (2/3) ... [2022-07-12 13:05:41,477 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@251ab331 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 01:05:41, skipping insertion in model container [2022-07-12 13:05:41,477 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 01:05:41" (3/3) ... [2022-07-12 13:05:41,478 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point_ldv-val-v0.8.cil.out.i [2022-07-12 13:05:41,490 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-12 13:05:41,491 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-12 13:05:41,556 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-12 13:05:41,562 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@309ac809, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@730a5821 [2022-07-12 13:05:41,562 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-12 13:05:41,570 INFO L276 IsEmpty]: Start isEmpty. Operand has 907 states, 662 states have (on average 1.4652567975830815) internal successors, (970), 678 states have internal predecessors, (970), 205 states have call successors, (205), 39 states have call predecessors, (205), 38 states have return successors, (202), 198 states have call predecessors, (202), 202 states have call successors, (202) [2022-07-12 13:05:41,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2022-07-12 13:05:41,590 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 13:05:41,592 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 39, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:05:41,592 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 13:05:41,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 13:05:41,597 INFO L85 PathProgramCache]: Analyzing trace with hash 1215364461, now seen corresponding path program 1 times [2022-07-12 13:05:41,605 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 13:05:41,606 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1993234661] [2022-07-12 13:05:41,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 13:05:41,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 13:05:42,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:42,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 13:05:42,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:42,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:05:42,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:42,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:05:42,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:42,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 13:05:42,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:42,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:05:42,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:42,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:05:42,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:42,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 13:05:42,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:42,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:05:42,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:42,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:05:42,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:42,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-12 13:05:42,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:42,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:05:42,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:42,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:05:42,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:42,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-07-12 13:05:42,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:42,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-07-12 13:05:42,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:42,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-07-12 13:05:42,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:42,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-12 13:05:42,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:42,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-07-12 13:05:42,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:42,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 13:05:42,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:43,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-07-12 13:05:43,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:43,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-07-12 13:05:43,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:43,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-07-12 13:05:43,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:43,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-12 13:05:43,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:43,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-07-12 13:05:43,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:43,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-12 13:05:43,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:43,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-07-12 13:05:43,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:43,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-07-12 13:05:43,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:43,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-07-12 13:05:43,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:43,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-07-12 13:05:43,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:43,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-12 13:05:43,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:43,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-12 13:05:43,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:43,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-07-12 13:05:43,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:43,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-07-12 13:05:43,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:43,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-12 13:05:43,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:43,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-07-12 13:05:43,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:43,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-07-12 13:05:43,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:43,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-07-12 13:05:43,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:43,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-07-12 13:05:43,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:43,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-12 13:05:43,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:43,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-12 13:05:43,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:43,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-12 13:05:43,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:43,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-12 13:05:43,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:43,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-07-12 13:05:43,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:43,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-07-12 13:05:43,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:43,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-12 13:05:43,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:43,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-07-12 13:05:43,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:43,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2022-07-12 13:05:43,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:43,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2022-07-12 13:05:43,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:43,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2022-07-12 13:05:43,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:43,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2022-07-12 13:05:43,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:43,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2022-07-12 13:05:43,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:43,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-12 13:05:43,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:43,311 INFO L134 CoverageAnalysis]: Checked inductivity of 3789 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3789 trivial. 0 not checked. [2022-07-12 13:05:43,311 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 13:05:43,312 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1993234661] [2022-07-12 13:05:43,312 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1993234661] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 13:05:43,312 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 13:05:43,313 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-12 13:05:43,314 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [728481925] [2022-07-12 13:05:43,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 13:05:43,320 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-12 13:05:43,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 13:05:43,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-12 13:05:43,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 13:05:43,351 INFO L87 Difference]: Start difference. First operand has 907 states, 662 states have (on average 1.4652567975830815) internal successors, (970), 678 states have internal predecessors, (970), 205 states have call successors, (205), 39 states have call predecessors, (205), 38 states have return successors, (202), 198 states have call predecessors, (202), 202 states have call successors, (202) Second operand has 5 states, 5 states have (on average 14.8) internal successors, (74), 2 states have internal predecessors, (74), 2 states have call successors, (48), 5 states have call predecessors, (48), 2 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2022-07-12 13:05:47,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 13:05:47,719 INFO L93 Difference]: Finished difference Result 1948 states and 3048 transitions. [2022-07-12 13:05:47,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-12 13:05:47,722 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 2 states have internal predecessors, (74), 2 states have call successors, (48), 5 states have call predecessors, (48), 2 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) Word has length 358 [2022-07-12 13:05:47,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 13:05:47,744 INFO L225 Difference]: With dead ends: 1948 [2022-07-12 13:05:47,744 INFO L226 Difference]: Without dead ends: 1024 [2022-07-12 13:05:47,762 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2022-07-12 13:05:47,764 INFO L413 NwaCegarLoop]: 1150 mSDtfsCounter, 946 mSDsluCounter, 807 mSDsCounter, 0 mSdLazyCounter, 912 mSolverCounterSat, 561 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 972 SdHoareTripleChecker+Valid, 1957 SdHoareTripleChecker+Invalid, 1473 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 561 IncrementalHoareTripleChecker+Valid, 912 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2022-07-12 13:05:47,765 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [972 Valid, 1957 Invalid, 1473 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [561 Valid, 912 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2022-07-12 13:05:47,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1024 states. [2022-07-12 13:05:47,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1024 to 886. [2022-07-12 13:05:47,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 886 states, 648 states have (on average 1.367283950617284) internal successors, (886), 660 states have internal predecessors, (886), 199 states have call successors, (199), 38 states have call predecessors, (199), 38 states have return successors, (199), 195 states have call predecessors, (199), 199 states have call successors, (199) [2022-07-12 13:05:47,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 886 states and 1284 transitions. [2022-07-12 13:05:47,885 INFO L78 Accepts]: Start accepts. Automaton has 886 states and 1284 transitions. Word has length 358 [2022-07-12 13:05:47,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 13:05:47,886 INFO L495 AbstractCegarLoop]: Abstraction has 886 states and 1284 transitions. [2022-07-12 13:05:47,886 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 2 states have internal predecessors, (74), 2 states have call successors, (48), 5 states have call predecessors, (48), 2 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2022-07-12 13:05:47,886 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1284 transitions. [2022-07-12 13:05:47,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2022-07-12 13:05:47,895 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 13:05:47,895 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 39, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:05:47,896 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-12 13:05:47,896 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 13:05:47,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 13:05:47,897 INFO L85 PathProgramCache]: Analyzing trace with hash -1270883467, now seen corresponding path program 1 times [2022-07-12 13:05:47,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 13:05:47,897 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730738645] [2022-07-12 13:05:47,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 13:05:47,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 13:05:48,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 13:05:48,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:05:48,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:05:48,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 13:05:48,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:05:48,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:05:48,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 13:05:48,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:05:48,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:05:48,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-12 13:05:48,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:05:48,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:05:48,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-07-12 13:05:48,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-07-12 13:05:48,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-07-12 13:05:48,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-12 13:05:48,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-07-12 13:05:48,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 13:05:48,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-07-12 13:05:48,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-07-12 13:05:48,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-07-12 13:05:48,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-12 13:05:48,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-07-12 13:05:48,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-12 13:05:48,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-07-12 13:05:48,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-07-12 13:05:48,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-07-12 13:05:48,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-07-12 13:05:48,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-12 13:05:48,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-12 13:05:48,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-07-12 13:05:48,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-07-12 13:05:48,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-12 13:05:48,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-07-12 13:05:48,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-07-12 13:05:48,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-07-12 13:05:48,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-07-12 13:05:48,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-12 13:05:48,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-12 13:05:48,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-12 13:05:48,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-12 13:05:48,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-07-12 13:05:48,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-07-12 13:05:48,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-12 13:05:48,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-07-12 13:05:48,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2022-07-12 13:05:48,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2022-07-12 13:05:48,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2022-07-12 13:05:48,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2022-07-12 13:05:48,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2022-07-12 13:05:48,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-12 13:05:48,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:48,817 INFO L134 CoverageAnalysis]: Checked inductivity of 3789 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3789 trivial. 0 not checked. [2022-07-12 13:05:48,818 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 13:05:48,818 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1730738645] [2022-07-12 13:05:48,818 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1730738645] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 13:05:48,819 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 13:05:48,819 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 13:05:48,819 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [665417216] [2022-07-12 13:05:48,819 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 13:05:48,821 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 13:05:48,821 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 13:05:48,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 13:05:48,822 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-12 13:05:48,822 INFO L87 Difference]: Start difference. First operand 886 states and 1284 transitions. Second operand has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 3 states have internal predecessors, (74), 2 states have call successors, (48), 5 states have call predecessors, (48), 1 states have return successors, (45), 1 states have call predecessors, (45), 1 states have call successors, (45) [2022-07-12 13:05:51,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 13:05:51,806 INFO L93 Difference]: Finished difference Result 1967 states and 2884 transitions. [2022-07-12 13:05:51,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-12 13:05:51,807 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 3 states have internal predecessors, (74), 2 states have call successors, (48), 5 states have call predecessors, (48), 1 states have return successors, (45), 1 states have call predecessors, (45), 1 states have call successors, (45) Word has length 358 [2022-07-12 13:05:51,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 13:05:51,816 INFO L225 Difference]: With dead ends: 1967 [2022-07-12 13:05:51,816 INFO L226 Difference]: Without dead ends: 1185 [2022-07-12 13:05:51,820 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-07-12 13:05:51,821 INFO L413 NwaCegarLoop]: 1174 mSDtfsCounter, 1630 mSDsluCounter, 976 mSDsCounter, 0 mSdLazyCounter, 1305 mSolverCounterSat, 903 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1723 SdHoareTripleChecker+Valid, 2150 SdHoareTripleChecker+Invalid, 2208 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 903 IncrementalHoareTripleChecker+Valid, 1305 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-07-12 13:05:51,822 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1723 Valid, 2150 Invalid, 2208 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [903 Valid, 1305 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-07-12 13:05:51,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1185 states. [2022-07-12 13:05:51,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1185 to 1041. [2022-07-12 13:05:51,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1041 states, 755 states have (on average 1.3629139072847682) internal successors, (1029), 772 states have internal predecessors, (1029), 237 states have call successors, (237), 48 states have call predecessors, (237), 48 states have return successors, (237), 233 states have call predecessors, (237), 237 states have call successors, (237) [2022-07-12 13:05:51,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 1041 states and 1503 transitions. [2022-07-12 13:05:51,899 INFO L78 Accepts]: Start accepts. Automaton has 1041 states and 1503 transitions. Word has length 358 [2022-07-12 13:05:51,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 13:05:51,902 INFO L495 AbstractCegarLoop]: Abstraction has 1041 states and 1503 transitions. [2022-07-12 13:05:51,902 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 3 states have internal predecessors, (74), 2 states have call successors, (48), 5 states have call predecessors, (48), 1 states have return successors, (45), 1 states have call predecessors, (45), 1 states have call successors, (45) [2022-07-12 13:05:51,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 1503 transitions. [2022-07-12 13:05:51,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 371 [2022-07-12 13:05:51,908 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 13:05:51,908 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 39, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-07-12 13:05:51,909 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-12 13:05:51,909 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 13:05:51,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 13:05:51,909 INFO L85 PathProgramCache]: Analyzing trace with hash -210787151, now seen corresponding path program 1 times [2022-07-12 13:05:51,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 13:05:51,910 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [800965799] [2022-07-12 13:05:51,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 13:05:51,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 13:05:52,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 13:05:52,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:05:52,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:05:52,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 13:05:52,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:05:52,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:05:52,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 13:05:52,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:05:52,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:05:52,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-12 13:05:52,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:05:52,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:05:52,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-07-12 13:05:52,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-07-12 13:05:52,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-07-12 13:05:52,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-12 13:05:52,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-07-12 13:05:52,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 13:05:52,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-07-12 13:05:52,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-07-12 13:05:52,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-07-12 13:05:52,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-12 13:05:52,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-07-12 13:05:52,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-12 13:05:52,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-07-12 13:05:52,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-07-12 13:05:52,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-07-12 13:05:52,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-07-12 13:05:52,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-12 13:05:52,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-12 13:05:52,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-07-12 13:05:52,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-07-12 13:05:52,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-12 13:05:52,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-07-12 13:05:52,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-07-12 13:05:52,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-07-12 13:05:52,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-07-12 13:05:52,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-12 13:05:52,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-12 13:05:52,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-12 13:05:52,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-12 13:05:52,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-07-12 13:05:52,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-07-12 13:05:52,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-12 13:05:52,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-07-12 13:05:52,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2022-07-12 13:05:52,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2022-07-12 13:05:52,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2022-07-12 13:05:52,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2022-07-12 13:05:52,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2022-07-12 13:05:52,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:52,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-12 13:05:53,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:53,010 INFO L134 CoverageAnalysis]: Checked inductivity of 3791 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3789 trivial. 0 not checked. [2022-07-12 13:05:53,010 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 13:05:53,010 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [800965799] [2022-07-12 13:05:53,010 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [800965799] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 13:05:53,011 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 13:05:53,011 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 13:05:53,011 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [756591747] [2022-07-12 13:05:53,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 13:05:53,012 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 13:05:53,013 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 13:05:53,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 13:05:53,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-12 13:05:53,014 INFO L87 Difference]: Start difference. First operand 1041 states and 1503 transitions. Second operand has 6 states, 6 states have (on average 14.333333333333334) internal successors, (86), 3 states have internal predecessors, (86), 3 states have call successors, (48), 5 states have call predecessors, (48), 1 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2022-07-12 13:05:56,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 13:05:56,275 INFO L93 Difference]: Finished difference Result 2122 states and 3102 transitions. [2022-07-12 13:05:56,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 13:05:56,276 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.333333333333334) internal successors, (86), 3 states have internal predecessors, (86), 3 states have call successors, (48), 5 states have call predecessors, (48), 1 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) Word has length 370 [2022-07-12 13:05:56,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 13:05:56,283 INFO L225 Difference]: With dead ends: 2122 [2022-07-12 13:05:56,284 INFO L226 Difference]: Without dead ends: 1185 [2022-07-12 13:05:56,288 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2022-07-12 13:05:56,289 INFO L413 NwaCegarLoop]: 1113 mSDtfsCounter, 1912 mSDsluCounter, 1159 mSDsCounter, 0 mSdLazyCounter, 1193 mSolverCounterSat, 648 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2013 SdHoareTripleChecker+Valid, 2272 SdHoareTripleChecker+Invalid, 1841 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 648 IncrementalHoareTripleChecker+Valid, 1193 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2022-07-12 13:05:56,290 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2013 Valid, 2272 Invalid, 1841 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [648 Valid, 1193 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2022-07-12 13:05:56,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1185 states. [2022-07-12 13:05:56,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1185 to 1041. [2022-07-12 13:05:56,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1041 states, 755 states have (on average 1.3602649006622516) internal successors, (1027), 772 states have internal predecessors, (1027), 237 states have call successors, (237), 48 states have call predecessors, (237), 48 states have return successors, (237), 233 states have call predecessors, (237), 237 states have call successors, (237) [2022-07-12 13:05:56,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 1041 states and 1501 transitions. [2022-07-12 13:05:56,336 INFO L78 Accepts]: Start accepts. Automaton has 1041 states and 1501 transitions. Word has length 370 [2022-07-12 13:05:56,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 13:05:56,337 INFO L495 AbstractCegarLoop]: Abstraction has 1041 states and 1501 transitions. [2022-07-12 13:05:56,338 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.333333333333334) internal successors, (86), 3 states have internal predecessors, (86), 3 states have call successors, (48), 5 states have call predecessors, (48), 1 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2022-07-12 13:05:56,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 1501 transitions. [2022-07-12 13:05:56,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2022-07-12 13:05:56,343 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 13:05:56,343 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 39, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-07-12 13:05:56,343 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-12 13:05:56,344 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 13:05:56,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 13:05:56,344 INFO L85 PathProgramCache]: Analyzing trace with hash -1012051571, now seen corresponding path program 1 times [2022-07-12 13:05:56,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 13:05:56,345 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [695138619] [2022-07-12 13:05:56,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 13:05:56,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 13:05:56,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:56,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 13:05:56,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:56,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:05:56,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:05:57,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 13:05:57,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:05:57,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:05:57,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 13:05:57,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:05:57,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:05:57,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-12 13:05:57,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:05:57,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:05:57,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-07-12 13:05:57,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-07-12 13:05:57,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-07-12 13:05:57,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-12 13:05:57,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-07-12 13:05:57,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 13:05:57,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-07-12 13:05:57,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-07-12 13:05:57,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-07-12 13:05:57,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-12 13:05:57,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-07-12 13:05:57,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-12 13:05:57,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-07-12 13:05:57,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-07-12 13:05:57,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-07-12 13:05:57,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-07-12 13:05:57,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-12 13:05:57,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-12 13:05:57,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-07-12 13:05:57,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-07-12 13:05:57,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-12 13:05:57,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-07-12 13:05:57,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-07-12 13:05:57,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-07-12 13:05:57,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-07-12 13:05:57,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-12 13:05:57,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-12 13:05:57,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-12 13:05:57,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-12 13:05:57,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-07-12 13:05:57,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-07-12 13:05:57,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-12 13:05:57,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-07-12 13:05:57,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2022-07-12 13:05:57,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2022-07-12 13:05:57,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2022-07-12 13:05:57,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2022-07-12 13:05:57,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2022-07-12 13:05:57,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-12 13:05:57,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:05:57,208 INFO L134 CoverageAnalysis]: Checked inductivity of 3791 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3789 trivial. 0 not checked. [2022-07-12 13:05:57,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 13:05:57,209 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [695138619] [2022-07-12 13:05:57,209 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [695138619] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 13:05:57,209 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 13:05:57,209 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-12 13:05:57,209 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1336659767] [2022-07-12 13:05:57,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 13:05:57,210 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-12 13:05:57,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 13:05:57,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-12 13:05:57,211 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-07-12 13:05:57,212 INFO L87 Difference]: Start difference. First operand 1041 states and 1501 transitions. Second operand has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (48), 5 states have call predecessors, (48), 1 states have return successors, (45), 1 states have call predecessors, (45), 1 states have call successors, (45) [2022-07-12 13:06:00,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 13:06:00,599 INFO L93 Difference]: Finished difference Result 2128 states and 3106 transitions. [2022-07-12 13:06:00,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-12 13:06:00,600 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (48), 5 states have call predecessors, (48), 1 states have return successors, (45), 1 states have call predecessors, (45), 1 states have call successors, (45) Word has length 372 [2022-07-12 13:06:00,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 13:06:00,608 INFO L225 Difference]: With dead ends: 2128 [2022-07-12 13:06:00,609 INFO L226 Difference]: Without dead ends: 1185 [2022-07-12 13:06:00,613 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2022-07-12 13:06:00,614 INFO L413 NwaCegarLoop]: 1109 mSDtfsCounter, 1274 mSDsluCounter, 1835 mSDsCounter, 0 mSdLazyCounter, 1857 mSolverCounterSat, 763 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1300 SdHoareTripleChecker+Valid, 2944 SdHoareTripleChecker+Invalid, 2620 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 763 IncrementalHoareTripleChecker+Valid, 1857 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2022-07-12 13:06:00,614 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1300 Valid, 2944 Invalid, 2620 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [763 Valid, 1857 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2022-07-12 13:06:00,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1185 states. [2022-07-12 13:06:00,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1185 to 1041. [2022-07-12 13:06:00,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1041 states, 755 states have (on average 1.3576158940397351) internal successors, (1025), 772 states have internal predecessors, (1025), 237 states have call successors, (237), 48 states have call predecessors, (237), 48 states have return successors, (237), 233 states have call predecessors, (237), 237 states have call successors, (237) [2022-07-12 13:06:00,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 1041 states and 1499 transitions. [2022-07-12 13:06:00,660 INFO L78 Accepts]: Start accepts. Automaton has 1041 states and 1499 transitions. Word has length 372 [2022-07-12 13:06:00,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 13:06:00,661 INFO L495 AbstractCegarLoop]: Abstraction has 1041 states and 1499 transitions. [2022-07-12 13:06:00,661 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 4 states have internal predecessors, (88), 2 states have call successors, (48), 5 states have call predecessors, (48), 1 states have return successors, (45), 1 states have call predecessors, (45), 1 states have call successors, (45) [2022-07-12 13:06:00,661 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 1499 transitions. [2022-07-12 13:06:00,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2022-07-12 13:06:00,666 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 13:06:00,666 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 39, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-07-12 13:06:00,667 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-12 13:06:00,667 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 13:06:00,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 13:06:00,667 INFO L85 PathProgramCache]: Analyzing trace with hash 674005042, now seen corresponding path program 1 times [2022-07-12 13:06:00,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 13:06:00,668 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [723158366] [2022-07-12 13:06:00,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 13:06:00,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 13:06:01,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 13:06:01,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:01,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:06:01,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 13:06:01,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:01,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:06:01,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 13:06:01,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:01,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:06:01,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-12 13:06:01,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:01,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:06:01,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-07-12 13:06:01,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-07-12 13:06:01,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-07-12 13:06:01,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-12 13:06:01,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-07-12 13:06:01,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 13:06:01,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-07-12 13:06:01,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-07-12 13:06:01,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-07-12 13:06:01,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-12 13:06:01,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-07-12 13:06:01,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-12 13:06:01,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-07-12 13:06:01,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-07-12 13:06:01,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-07-12 13:06:01,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-07-12 13:06:01,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-12 13:06:01,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-12 13:06:01,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-07-12 13:06:01,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-07-12 13:06:01,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-12 13:06:01,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-07-12 13:06:01,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-07-12 13:06:01,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-07-12 13:06:01,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-07-12 13:06:01,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-12 13:06:01,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-12 13:06:01,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-12 13:06:01,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-12 13:06:01,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-07-12 13:06:01,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-07-12 13:06:01,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-12 13:06:01,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-07-12 13:06:01,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2022-07-12 13:06:01,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2022-07-12 13:06:01,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2022-07-12 13:06:01,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2022-07-12 13:06:01,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2022-07-12 13:06:01,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-12 13:06:01,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:01,491 INFO L134 CoverageAnalysis]: Checked inductivity of 3791 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3789 trivial. 0 not checked. [2022-07-12 13:06:01,491 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 13:06:01,491 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [723158366] [2022-07-12 13:06:01,491 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [723158366] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 13:06:01,491 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 13:06:01,492 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-12 13:06:01,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [558796651] [2022-07-12 13:06:01,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 13:06:01,493 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-12 13:06:01,493 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 13:06:01,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-12 13:06:01,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-07-12 13:06:01,494 INFO L87 Difference]: Start difference. First operand 1041 states and 1499 transitions. Second operand has 7 states, 7 states have (on average 13.0) internal successors, (91), 4 states have internal predecessors, (91), 2 states have call successors, (48), 5 states have call predecessors, (48), 1 states have return successors, (45), 1 states have call predecessors, (45), 1 states have call successors, (45) [2022-07-12 13:06:06,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 13:06:06,586 INFO L93 Difference]: Finished difference Result 2126 states and 3098 transitions. [2022-07-12 13:06:06,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-12 13:06:06,587 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.0) internal successors, (91), 4 states have internal predecessors, (91), 2 states have call successors, (48), 5 states have call predecessors, (48), 1 states have return successors, (45), 1 states have call predecessors, (45), 1 states have call successors, (45) Word has length 375 [2022-07-12 13:06:06,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 13:06:06,595 INFO L225 Difference]: With dead ends: 2126 [2022-07-12 13:06:06,596 INFO L226 Difference]: Without dead ends: 1173 [2022-07-12 13:06:06,600 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2022-07-12 13:06:06,601 INFO L413 NwaCegarLoop]: 1108 mSDtfsCounter, 801 mSDsluCounter, 2524 mSDsCounter, 0 mSdLazyCounter, 2444 mSolverCounterSat, 477 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 827 SdHoareTripleChecker+Valid, 3632 SdHoareTripleChecker+Invalid, 2921 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 477 IncrementalHoareTripleChecker+Valid, 2444 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2022-07-12 13:06:06,601 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [827 Valid, 3632 Invalid, 2921 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [477 Valid, 2444 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2022-07-12 13:06:06,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1173 states. [2022-07-12 13:06:06,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1173 to 1029. [2022-07-12 13:06:06,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1029 states, 749 states have (on average 1.349799732977303) internal successors, (1011), 764 states have internal predecessors, (1011), 233 states have call successors, (233), 46 states have call predecessors, (233), 46 states have return successors, (233), 229 states have call predecessors, (233), 233 states have call successors, (233) [2022-07-12 13:06:06,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 1029 states and 1477 transitions. [2022-07-12 13:06:06,653 INFO L78 Accepts]: Start accepts. Automaton has 1029 states and 1477 transitions. Word has length 375 [2022-07-12 13:06:06,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 13:06:06,654 INFO L495 AbstractCegarLoop]: Abstraction has 1029 states and 1477 transitions. [2022-07-12 13:06:06,655 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.0) internal successors, (91), 4 states have internal predecessors, (91), 2 states have call successors, (48), 5 states have call predecessors, (48), 1 states have return successors, (45), 1 states have call predecessors, (45), 1 states have call successors, (45) [2022-07-12 13:06:06,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 1477 transitions. [2022-07-12 13:06:06,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 505 [2022-07-12 13:06:06,663 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 13:06:06,663 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 39, 8, 8, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 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, 1, 1, 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 13:06:06,664 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-12 13:06:06,664 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 13:06:06,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 13:06:06,665 INFO L85 PathProgramCache]: Analyzing trace with hash -2126606775, now seen corresponding path program 1 times [2022-07-12 13:06:06,665 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 13:06:06,665 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1064200711] [2022-07-12 13:06:06,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 13:06:06,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 13:06:07,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 13:06:07,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:07,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:06:07,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 13:06:07,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:07,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:06:07,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 13:06:07,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:07,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:06:07,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-12 13:06:07,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:07,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:06:07,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-07-12 13:06:07,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-07-12 13:06:07,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-07-12 13:06:07,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-12 13:06:07,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-07-12 13:06:07,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 13:06:07,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-07-12 13:06:07,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-07-12 13:06:07,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-07-12 13:06:07,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-12 13:06:07,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-07-12 13:06:07,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-12 13:06:07,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-07-12 13:06:07,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-07-12 13:06:07,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-07-12 13:06:07,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-07-12 13:06:07,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-12 13:06:07,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-12 13:06:07,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-07-12 13:06:07,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-07-12 13:06:07,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-12 13:06:07,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-07-12 13:06:07,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-07-12 13:06:07,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-07-12 13:06:07,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-07-12 13:06:07,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-12 13:06:07,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-12 13:06:07,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-12 13:06:07,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-12 13:06:07,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-07-12 13:06:07,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-07-12 13:06:07,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-12 13:06:07,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-07-12 13:06:07,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2022-07-12 13:06:07,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2022-07-12 13:06:07,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2022-07-12 13:06:07,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2022-07-12 13:06:07,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2022-07-12 13:06:07,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-12 13:06:07,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2022-07-12 13:06:07,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2022-07-12 13:06:07,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-12 13:06:07,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:07,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2022-07-12 13:06:07,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:07,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-12 13:06:07,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2022-07-12 13:06:07,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:07,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:07,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:07,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:07,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2022-07-12 13:06:07,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2022-07-12 13:06:07,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:07,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:07,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:07,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:07,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2022-07-12 13:06:07,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:07,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:07,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:07,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:07,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:07,674 INFO L134 CoverageAnalysis]: Checked inductivity of 3984 backedges. 2 proven. 15 refuted. 0 times theorem prover too weak. 3967 trivial. 0 not checked. [2022-07-12 13:06:07,675 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 13:06:07,675 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1064200711] [2022-07-12 13:06:07,675 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1064200711] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 13:06:07,675 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1717137525] [2022-07-12 13:06:07,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 13:06:07,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 13:06:07,676 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 13:06:07,683 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 13:06:07,727 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 13:06:09,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:09,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 10026 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 13:06:09,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 13:06:09,529 INFO L134 CoverageAnalysis]: Checked inductivity of 3984 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 3949 trivial. 0 not checked. [2022-07-12 13:06:09,530 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 13:06:09,530 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1717137525] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 13:06:09,530 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 13:06:09,530 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 7 [2022-07-12 13:06:09,531 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1336153688] [2022-07-12 13:06:09,531 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 13:06:09,532 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 13:06:09,532 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 13:06:09,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 13:06:09,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-07-12 13:06:09,533 INFO L87 Difference]: Start difference. First operand 1029 states and 1477 transitions. Second operand has 3 states, 3 states have (on average 45.0) internal successors, (135), 3 states have internal predecessors, (135), 2 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) [2022-07-12 13:06:09,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 13:06:09,578 INFO L93 Difference]: Finished difference Result 1966 states and 2919 transitions. [2022-07-12 13:06:09,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 13:06:09,579 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.0) internal successors, (135), 3 states have internal predecessors, (135), 2 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) Word has length 504 [2022-07-12 13:06:09,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 13:06:09,587 INFO L225 Difference]: With dead ends: 1966 [2022-07-12 13:06:09,587 INFO L226 Difference]: Without dead ends: 1041 [2022-07-12 13:06:09,593 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 655 GetRequests, 650 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-07-12 13:06:09,595 INFO L413 NwaCegarLoop]: 1269 mSDtfsCounter, 2 mSDsluCounter, 1262 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 2531 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 13:06:09,595 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 2531 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-12 13:06:09,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1041 states. [2022-07-12 13:06:09,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1041 to 1033. [2022-07-12 13:06:09,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1033 states, 753 states have (on average 1.347941567065073) internal successors, (1015), 768 states have internal predecessors, (1015), 233 states have call successors, (233), 46 states have call predecessors, (233), 46 states have return successors, (233), 229 states have call predecessors, (233), 233 states have call successors, (233) [2022-07-12 13:06:09,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 1033 states and 1481 transitions. [2022-07-12 13:06:09,644 INFO L78 Accepts]: Start accepts. Automaton has 1033 states and 1481 transitions. Word has length 504 [2022-07-12 13:06:09,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 13:06:09,646 INFO L495 AbstractCegarLoop]: Abstraction has 1033 states and 1481 transitions. [2022-07-12 13:06:09,646 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.0) internal successors, (135), 3 states have internal predecessors, (135), 2 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) [2022-07-12 13:06:09,646 INFO L276 IsEmpty]: Start isEmpty. Operand 1033 states and 1481 transitions. [2022-07-12 13:06:09,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 511 [2022-07-12 13:06:09,655 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 13:06:09,655 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 39, 8, 8, 8, 8, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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 13:06:09,703 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-07-12 13:06:09,873 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2022-07-12 13:06:09,874 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 13:06:09,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 13:06:09,875 INFO L85 PathProgramCache]: Analyzing trace with hash 2076921981, now seen corresponding path program 1 times [2022-07-12 13:06:09,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 13:06:09,875 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1028906161] [2022-07-12 13:06:09,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 13:06:09,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 13:06:10,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 13:06:10,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:10,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:06:10,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 13:06:10,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:10,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:06:10,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 13:06:10,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:10,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:06:10,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-12 13:06:10,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:10,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:06:10,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-07-12 13:06:10,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-07-12 13:06:10,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-07-12 13:06:10,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-12 13:06:10,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-07-12 13:06:10,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 13:06:10,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-07-12 13:06:10,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-07-12 13:06:10,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-07-12 13:06:10,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-12 13:06:10,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-07-12 13:06:10,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-12 13:06:10,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-07-12 13:06:10,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-07-12 13:06:10,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-07-12 13:06:10,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-07-12 13:06:10,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-12 13:06:10,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-12 13:06:10,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-07-12 13:06:10,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-07-12 13:06:10,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-12 13:06:10,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-07-12 13:06:10,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-07-12 13:06:10,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-07-12 13:06:10,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-07-12 13:06:10,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-12 13:06:10,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-12 13:06:10,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-12 13:06:10,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-12 13:06:10,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-07-12 13:06:10,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-07-12 13:06:10,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-12 13:06:10,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-07-12 13:06:10,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2022-07-12 13:06:10,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2022-07-12 13:06:10,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2022-07-12 13:06:10,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2022-07-12 13:06:10,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2022-07-12 13:06:10,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-12 13:06:10,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2022-07-12 13:06:10,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2022-07-12 13:06:10,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-12 13:06:10,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:10,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2022-07-12 13:06:10,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:10,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:10,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:10,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:10,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2022-07-12 13:06:10,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:10,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:10,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:10,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:10,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2022-07-12 13:06:10,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2022-07-12 13:06:10,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:10,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:10,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:10,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:10,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2022-07-12 13:06:10,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:10,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:10,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:10,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:10,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:10,807 INFO L134 CoverageAnalysis]: Checked inductivity of 4029 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4027 trivial. 0 not checked. [2022-07-12 13:06:10,807 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 13:06:10,807 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1028906161] [2022-07-12 13:06:10,807 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1028906161] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 13:06:10,808 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 13:06:10,808 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-12 13:06:10,808 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [609023033] [2022-07-12 13:06:10,808 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 13:06:10,810 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-12 13:06:10,810 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 13:06:10,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-12 13:06:10,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-07-12 13:06:10,811 INFO L87 Difference]: Start difference. First operand 1033 states and 1481 transitions. Second operand has 7 states, 7 states have (on average 18.142857142857142) internal successors, (127), 3 states have internal predecessors, (127), 2 states have call successors, (61), 6 states have call predecessors, (61), 1 states have return successors, (58), 2 states have call predecessors, (58), 2 states have call successors, (58) [2022-07-12 13:06:14,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 13:06:14,744 INFO L93 Difference]: Finished difference Result 2114 states and 3071 transitions. [2022-07-12 13:06:14,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-12 13:06:14,747 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 18.142857142857142) internal successors, (127), 3 states have internal predecessors, (127), 2 states have call successors, (61), 6 states have call predecessors, (61), 1 states have return successors, (58), 2 states have call predecessors, (58), 2 states have call successors, (58) Word has length 510 [2022-07-12 13:06:14,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 13:06:14,757 INFO L225 Difference]: With dead ends: 2114 [2022-07-12 13:06:14,757 INFO L226 Difference]: Without dead ends: 1185 [2022-07-12 13:06:14,761 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2022-07-12 13:06:14,762 INFO L413 NwaCegarLoop]: 1099 mSDtfsCounter, 992 mSDsluCounter, 1768 mSDsCounter, 0 mSdLazyCounter, 1914 mSolverCounterSat, 531 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1026 SdHoareTripleChecker+Valid, 2867 SdHoareTripleChecker+Invalid, 2445 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 531 IncrementalHoareTripleChecker+Valid, 1914 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2022-07-12 13:06:14,762 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1026 Valid, 2867 Invalid, 2445 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [531 Valid, 1914 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2022-07-12 13:06:14,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1185 states. [2022-07-12 13:06:14,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1185 to 1035. [2022-07-12 13:06:14,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1035 states, 755 states have (on average 1.347019867549669) internal successors, (1017), 770 states have internal predecessors, (1017), 233 states have call successors, (233), 46 states have call predecessors, (233), 46 states have return successors, (233), 229 states have call predecessors, (233), 233 states have call successors, (233) [2022-07-12 13:06:14,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 1035 states and 1483 transitions. [2022-07-12 13:06:14,845 INFO L78 Accepts]: Start accepts. Automaton has 1035 states and 1483 transitions. Word has length 510 [2022-07-12 13:06:14,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 13:06:14,845 INFO L495 AbstractCegarLoop]: Abstraction has 1035 states and 1483 transitions. [2022-07-12 13:06:14,846 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 18.142857142857142) internal successors, (127), 3 states have internal predecessors, (127), 2 states have call successors, (61), 6 states have call predecessors, (61), 1 states have return successors, (58), 2 states have call predecessors, (58), 2 states have call successors, (58) [2022-07-12 13:06:14,846 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 1483 transitions. [2022-07-12 13:06:14,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 537 [2022-07-12 13:06:14,849 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 13:06:14,850 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 39, 10, 10, 10, 10, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 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 13:06:14,850 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-12 13:06:14,850 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 13:06:14,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 13:06:14,851 INFO L85 PathProgramCache]: Analyzing trace with hash -892946473, now seen corresponding path program 1 times [2022-07-12 13:06:14,851 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 13:06:14,851 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [610722233] [2022-07-12 13:06:14,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 13:06:14,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 13:06:15,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 13:06:15,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:15,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:06:15,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 13:06:15,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:15,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:06:15,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 13:06:15,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:15,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:06:15,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-12 13:06:15,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:15,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:06:15,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-07-12 13:06:15,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-07-12 13:06:15,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-07-12 13:06:15,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-12 13:06:15,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-07-12 13:06:15,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 13:06:15,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-07-12 13:06:15,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-07-12 13:06:15,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-07-12 13:06:15,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-12 13:06:15,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-07-12 13:06:15,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-12 13:06:15,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-07-12 13:06:15,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-07-12 13:06:15,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-07-12 13:06:15,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-07-12 13:06:15,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-12 13:06:15,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-12 13:06:15,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-07-12 13:06:15,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-07-12 13:06:15,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-12 13:06:15,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-07-12 13:06:15,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-07-12 13:06:15,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-07-12 13:06:15,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-07-12 13:06:15,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-12 13:06:15,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-12 13:06:15,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-12 13:06:15,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-12 13:06:15,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-07-12 13:06:15,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-07-12 13:06:15,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-12 13:06:15,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-07-12 13:06:15,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2022-07-12 13:06:15,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2022-07-12 13:06:15,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2022-07-12 13:06:15,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2022-07-12 13:06:15,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2022-07-12 13:06:15,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-12 13:06:15,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2022-07-12 13:06:15,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2022-07-12 13:06:15,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-12 13:06:15,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:15,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2022-07-12 13:06:15,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:15,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:15,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:15,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:15,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2022-07-12 13:06:15,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:15,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:15,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:15,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:15,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2022-07-12 13:06:15,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2022-07-12 13:06:15,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:15,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:15,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:15,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:15,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2022-07-12 13:06:15,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:15,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:15,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:15,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:15,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2022-07-12 13:06:15,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:15,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:15,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:15,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:15,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:15,704 INFO L134 CoverageAnalysis]: Checked inductivity of 4176 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 4173 trivial. 0 not checked. [2022-07-12 13:06:15,704 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 13:06:15,704 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [610722233] [2022-07-12 13:06:15,704 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [610722233] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 13:06:15,704 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [17190401] [2022-07-12 13:06:15,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 13:06:15,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 13:06:15,705 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 13:06:15,708 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 13:06:15,741 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 13:06:17,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:17,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 10099 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-12 13:06:17,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 13:06:17,625 INFO L134 CoverageAnalysis]: Checked inductivity of 4176 backedges. 212 proven. 1 refuted. 0 times theorem prover too weak. 3963 trivial. 0 not checked. [2022-07-12 13:06:17,626 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-12 13:06:18,004 INFO L134 CoverageAnalysis]: Checked inductivity of 4176 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 4173 trivial. 0 not checked. [2022-07-12 13:06:18,005 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [17190401] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-12 13:06:18,005 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-12 13:06:18,005 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 4, 4] total 11 [2022-07-12 13:06:18,005 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1461891646] [2022-07-12 13:06:18,005 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-12 13:06:18,007 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-07-12 13:06:18,008 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 13:06:18,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-07-12 13:06:18,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2022-07-12 13:06:18,009 INFO L87 Difference]: Start difference. First operand 1035 states and 1483 transitions. Second operand has 11 states, 11 states have (on average 13.818181818181818) internal successors, (152), 7 states have internal predecessors, (152), 5 states have call successors, (118), 6 states have call predecessors, (118), 2 states have return successors, (67), 5 states have call predecessors, (67), 5 states have call successors, (67) [2022-07-12 13:06:23,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 13:06:23,350 INFO L93 Difference]: Finished difference Result 2130 states and 3095 transitions. [2022-07-12 13:06:23,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-12 13:06:23,351 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 13.818181818181818) internal successors, (152), 7 states have internal predecessors, (152), 5 states have call successors, (118), 6 states have call predecessors, (118), 2 states have return successors, (67), 5 states have call predecessors, (67), 5 states have call successors, (67) Word has length 536 [2022-07-12 13:06:23,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 13:06:23,359 INFO L225 Difference]: With dead ends: 2130 [2022-07-12 13:06:23,359 INFO L226 Difference]: Without dead ends: 1199 [2022-07-12 13:06:23,363 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1238 GetRequests, 1228 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2022-07-12 13:06:23,363 INFO L413 NwaCegarLoop]: 1102 mSDtfsCounter, 852 mSDsluCounter, 3387 mSDsCounter, 0 mSdLazyCounter, 3594 mSolverCounterSat, 497 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 887 SdHoareTripleChecker+Valid, 4489 SdHoareTripleChecker+Invalid, 4091 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 497 IncrementalHoareTripleChecker+Valid, 3594 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2022-07-12 13:06:23,364 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [887 Valid, 4489 Invalid, 4091 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [497 Valid, 3594 Invalid, 0 Unknown, 0 Unchecked, 5.2s Time] [2022-07-12 13:06:23,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1199 states. [2022-07-12 13:06:23,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1199 to 1053. [2022-07-12 13:06:23,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1053 states, 767 states have (on average 1.3415906127770534) internal successors, (1029), 782 states have internal predecessors, (1029), 239 states have call successors, (239), 46 states have call predecessors, (239), 46 states have return successors, (239), 235 states have call predecessors, (239), 239 states have call successors, (239) [2022-07-12 13:06:23,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 1053 states and 1507 transitions. [2022-07-12 13:06:23,414 INFO L78 Accepts]: Start accepts. Automaton has 1053 states and 1507 transitions. Word has length 536 [2022-07-12 13:06:23,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 13:06:23,414 INFO L495 AbstractCegarLoop]: Abstraction has 1053 states and 1507 transitions. [2022-07-12 13:06:23,415 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 13.818181818181818) internal successors, (152), 7 states have internal predecessors, (152), 5 states have call successors, (118), 6 states have call predecessors, (118), 2 states have return successors, (67), 5 states have call predecessors, (67), 5 states have call successors, (67) [2022-07-12 13:06:23,415 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 1507 transitions. [2022-07-12 13:06:23,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 615 [2022-07-12 13:06:23,421 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 13:06:23,421 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 39, 16, 16, 16, 16, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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 13:06:23,470 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-07-12 13:06:23,635 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2022-07-12 13:06:23,636 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 13:06:23,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 13:06:23,636 INFO L85 PathProgramCache]: Analyzing trace with hash 15352549, now seen corresponding path program 2 times [2022-07-12 13:06:23,636 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 13:06:23,636 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [48047170] [2022-07-12 13:06:23,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 13:06:23,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 13:06:23,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 13:06:24,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:24,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:06:24,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 13:06:24,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:24,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:06:24,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 13:06:24,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:24,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:06:24,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-12 13:06:24,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:24,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:06:24,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-07-12 13:06:24,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-07-12 13:06:24,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-07-12 13:06:24,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-12 13:06:24,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-07-12 13:06:24,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 13:06:24,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-07-12 13:06:24,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-07-12 13:06:24,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-07-12 13:06:24,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-12 13:06:24,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-07-12 13:06:24,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-12 13:06:24,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-07-12 13:06:24,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-07-12 13:06:24,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-07-12 13:06:24,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-07-12 13:06:24,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-12 13:06:24,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-12 13:06:24,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-07-12 13:06:24,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-07-12 13:06:24,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-12 13:06:24,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-07-12 13:06:24,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-07-12 13:06:24,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-07-12 13:06:24,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-07-12 13:06:24,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-12 13:06:24,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-12 13:06:24,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-12 13:06:24,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-12 13:06:24,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-07-12 13:06:24,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-07-12 13:06:24,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-12 13:06:24,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-07-12 13:06:24,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2022-07-12 13:06:24,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2022-07-12 13:06:24,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2022-07-12 13:06:24,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2022-07-12 13:06:24,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2022-07-12 13:06:24,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-12 13:06:24,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2022-07-12 13:06:24,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2022-07-12 13:06:24,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-12 13:06:24,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:24,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2022-07-12 13:06:24,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:24,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:24,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:24,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:24,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2022-07-12 13:06:24,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:24,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:24,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:24,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:24,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2022-07-12 13:06:24,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2022-07-12 13:06:24,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:24,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:24,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:24,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:24,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2022-07-12 13:06:24,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:24,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:24,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:24,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:24,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2022-07-12 13:06:24,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:24,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:24,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:24,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:24,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2022-07-12 13:06:24,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:24,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:24,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:24,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:24,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2022-07-12 13:06:24,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:24,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:24,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:24,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:24,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2022-07-12 13:06:24,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:24,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:24,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:24,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:24,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:24,551 INFO L134 CoverageAnalysis]: Checked inductivity of 4845 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4843 trivial. 0 not checked. [2022-07-12 13:06:24,551 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 13:06:24,552 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [48047170] [2022-07-12 13:06:24,552 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [48047170] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 13:06:24,552 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 13:06:24,552 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-12 13:06:24,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1846736545] [2022-07-12 13:06:24,552 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 13:06:24,553 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-12 13:06:24,553 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 13:06:24,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-12 13:06:24,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-07-12 13:06:24,555 INFO L87 Difference]: Start difference. First operand 1053 states and 1507 transitions. Second operand has 7 states, 7 states have (on average 18.428571428571427) internal successors, (129), 3 states have internal predecessors, (129), 3 states have call successors, (62), 6 states have call predecessors, (62), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) [2022-07-12 13:06:29,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 13:06:29,360 INFO L93 Difference]: Finished difference Result 2052 states and 2972 transitions. [2022-07-12 13:06:29,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-12 13:06:29,361 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 18.428571428571427) internal successors, (129), 3 states have internal predecessors, (129), 3 states have call successors, (62), 6 states have call predecessors, (62), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) Word has length 614 [2022-07-12 13:06:29,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 13:06:29,369 INFO L225 Difference]: With dead ends: 2052 [2022-07-12 13:06:29,369 INFO L226 Difference]: Without dead ends: 1085 [2022-07-12 13:06:29,373 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 194 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-07-12 13:06:29,373 INFO L413 NwaCegarLoop]: 1073 mSDtfsCounter, 1850 mSDsluCounter, 1619 mSDsCounter, 0 mSdLazyCounter, 1720 mSolverCounterSat, 698 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1967 SdHoareTripleChecker+Valid, 2692 SdHoareTripleChecker+Invalid, 2418 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 698 IncrementalHoareTripleChecker+Valid, 1720 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2022-07-12 13:06:29,374 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1967 Valid, 2692 Invalid, 2418 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [698 Valid, 1720 Invalid, 0 Unknown, 0 Unchecked, 4.7s Time] [2022-07-12 13:06:29,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1085 states. [2022-07-12 13:06:29,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1085 to 943. [2022-07-12 13:06:29,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 943 states, 692 states have (on average 1.3453757225433527) internal successors, (931), 705 states have internal predecessors, (931), 207 states have call successors, (207), 43 states have call predecessors, (207), 43 states have return successors, (207), 203 states have call predecessors, (207), 207 states have call successors, (207) [2022-07-12 13:06:29,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 943 states and 1345 transitions. [2022-07-12 13:06:29,424 INFO L78 Accepts]: Start accepts. Automaton has 943 states and 1345 transitions. Word has length 614 [2022-07-12 13:06:29,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 13:06:29,425 INFO L495 AbstractCegarLoop]: Abstraction has 943 states and 1345 transitions. [2022-07-12 13:06:29,426 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 18.428571428571427) internal successors, (129), 3 states have internal predecessors, (129), 3 states have call successors, (62), 6 states have call predecessors, (62), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) [2022-07-12 13:06:29,426 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 1345 transitions. [2022-07-12 13:06:29,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 617 [2022-07-12 13:06:29,431 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 13:06:29,431 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 39, 16, 16, 16, 16, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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 13:06:29,431 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-07-12 13:06:29,431 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 13:06:29,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 13:06:29,432 INFO L85 PathProgramCache]: Analyzing trace with hash -1687241952, now seen corresponding path program 1 times [2022-07-12 13:06:29,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 13:06:29,432 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1201967097] [2022-07-12 13:06:29,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 13:06:29,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 13:06:29,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 13:06:30,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:30,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:06:30,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 13:06:30,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:30,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:06:30,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 13:06:30,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:30,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:06:30,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-12 13:06:30,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:30,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:06:30,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-07-12 13:06:30,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-07-12 13:06:30,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-07-12 13:06:30,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-12 13:06:30,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-07-12 13:06:30,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 13:06:30,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-07-12 13:06:30,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-07-12 13:06:30,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-07-12 13:06:30,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-12 13:06:30,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-07-12 13:06:30,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-12 13:06:30,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-07-12 13:06:30,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-07-12 13:06:30,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-07-12 13:06:30,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-07-12 13:06:30,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-12 13:06:30,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-12 13:06:30,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-07-12 13:06:30,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-07-12 13:06:30,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-12 13:06:30,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-07-12 13:06:30,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-07-12 13:06:30,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-07-12 13:06:30,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-07-12 13:06:30,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-12 13:06:30,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-12 13:06:30,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-12 13:06:30,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-12 13:06:30,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-07-12 13:06:30,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-07-12 13:06:30,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-12 13:06:30,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-07-12 13:06:30,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2022-07-12 13:06:30,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2022-07-12 13:06:30,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2022-07-12 13:06:30,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2022-07-12 13:06:30,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2022-07-12 13:06:30,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-12 13:06:30,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2022-07-12 13:06:30,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2022-07-12 13:06:30,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-12 13:06:30,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:30,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2022-07-12 13:06:30,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:30,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:30,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:30,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:30,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2022-07-12 13:06:30,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:30,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:30,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:30,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:30,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2022-07-12 13:06:30,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2022-07-12 13:06:30,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:30,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:30,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:30,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:30,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2022-07-12 13:06:30,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:30,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:30,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:30,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:30,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2022-07-12 13:06:30,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:30,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:30,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:30,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:30,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2022-07-12 13:06:30,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:30,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:30,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:30,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:30,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2022-07-12 13:06:30,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:30,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:30,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:30,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:30,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2022-07-12 13:06:30,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:30,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:30,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:30,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:30,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:30,512 INFO L134 CoverageAnalysis]: Checked inductivity of 4845 backedges. 2 proven. 22 refuted. 0 times theorem prover too weak. 4821 trivial. 0 not checked. [2022-07-12 13:06:30,512 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 13:06:30,512 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1201967097] [2022-07-12 13:06:30,512 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1201967097] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 13:06:30,513 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2080903483] [2022-07-12 13:06:30,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 13:06:30,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 13:06:30,513 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 13:06:30,515 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 13:06:30,516 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 13:06:32,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:32,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 10301 conjuncts, 6 conjunts are in the unsatisfiable core [2022-07-12 13:06:32,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 13:06:32,532 INFO L134 CoverageAnalysis]: Checked inductivity of 4845 backedges. 422 proven. 22 refuted. 0 times theorem prover too weak. 4401 trivial. 0 not checked. [2022-07-12 13:06:32,533 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-12 13:06:32,941 INFO L134 CoverageAnalysis]: Checked inductivity of 4845 backedges. 2 proven. 22 refuted. 0 times theorem prover too weak. 4821 trivial. 0 not checked. [2022-07-12 13:06:32,942 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2080903483] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-12 13:06:32,942 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-12 13:06:32,942 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7, 7] total 16 [2022-07-12 13:06:32,943 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [33727685] [2022-07-12 13:06:32,943 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-12 13:06:32,944 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-07-12 13:06:32,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 13:06:32,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-07-12 13:06:32,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=163, Unknown=0, NotChecked=0, Total=240 [2022-07-12 13:06:32,946 INFO L87 Difference]: Start difference. First operand 943 states and 1345 transitions. Second operand has 16 states, 16 states have (on average 10.375) internal successors, (166), 12 states have internal predecessors, (166), 11 states have call successors, (124), 6 states have call predecessors, (124), 2 states have return successors, (73), 11 states have call predecessors, (73), 11 states have call successors, (73) [2022-07-12 13:06:37,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 13:06:37,703 INFO L93 Difference]: Finished difference Result 1843 states and 2676 transitions. [2022-07-12 13:06:37,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-07-12 13:06:37,704 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 10.375) internal successors, (166), 12 states have internal predecessors, (166), 11 states have call successors, (124), 6 states have call predecessors, (124), 2 states have return successors, (73), 11 states have call predecessors, (73), 11 states have call successors, (73) Word has length 616 [2022-07-12 13:06:37,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 13:06:37,710 INFO L225 Difference]: With dead ends: 1843 [2022-07-12 13:06:37,710 INFO L226 Difference]: Without dead ends: 1100 [2022-07-12 13:06:37,713 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1431 GetRequests, 1416 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=83, Invalid=189, Unknown=0, NotChecked=0, Total=272 [2022-07-12 13:06:37,714 INFO L413 NwaCegarLoop]: 1097 mSDtfsCounter, 859 mSDsluCounter, 3093 mSDsCounter, 0 mSdLazyCounter, 3282 mSolverCounterSat, 560 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 893 SdHoareTripleChecker+Valid, 4190 SdHoareTripleChecker+Invalid, 3842 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 560 IncrementalHoareTripleChecker+Valid, 3282 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2022-07-12 13:06:37,714 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [893 Valid, 4190 Invalid, 3842 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [560 Valid, 3282 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2022-07-12 13:06:37,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1100 states. [2022-07-12 13:06:37,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1100 to 958. [2022-07-12 13:06:37,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 958 states, 702 states have (on average 1.3404558404558404) internal successors, (941), 715 states have internal predecessors, (941), 212 states have call successors, (212), 43 states have call predecessors, (212), 43 states have return successors, (212), 208 states have call predecessors, (212), 212 states have call successors, (212) [2022-07-12 13:06:37,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 958 states and 1365 transitions. [2022-07-12 13:06:37,764 INFO L78 Accepts]: Start accepts. Automaton has 958 states and 1365 transitions. Word has length 616 [2022-07-12 13:06:37,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 13:06:37,765 INFO L495 AbstractCegarLoop]: Abstraction has 958 states and 1365 transitions. [2022-07-12 13:06:37,766 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 10.375) internal successors, (166), 12 states have internal predecessors, (166), 11 states have call successors, (124), 6 states have call predecessors, (124), 2 states have return successors, (73), 11 states have call predecessors, (73), 11 states have call successors, (73) [2022-07-12 13:06:37,766 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 1365 transitions. [2022-07-12 13:06:37,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 747 [2022-07-12 13:06:37,772 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 13:06:37,773 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 39, 26, 26, 26, 26, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 9, 9, 9, 9, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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 13:06:37,816 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 13:06:37,999 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 13:06:38,000 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 13:06:38,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 13:06:38,000 INFO L85 PathProgramCache]: Analyzing trace with hash 676823138, now seen corresponding path program 2 times [2022-07-12 13:06:38,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 13:06:38,001 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [554907956] [2022-07-12 13:06:38,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 13:06:38,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 13:06:38,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 13:06:38,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:38,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:06:38,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 13:06:38,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:38,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:06:38,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 13:06:38,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:38,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:06:38,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-12 13:06:38,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:38,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:06:38,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-07-12 13:06:38,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-07-12 13:06:38,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-07-12 13:06:38,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-12 13:06:38,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-07-12 13:06:38,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 13:06:38,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-07-12 13:06:38,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-07-12 13:06:38,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-07-12 13:06:38,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-12 13:06:38,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-07-12 13:06:38,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-12 13:06:38,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-07-12 13:06:38,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-07-12 13:06:38,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-07-12 13:06:38,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-07-12 13:06:38,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-12 13:06:38,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-12 13:06:38,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-07-12 13:06:38,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-07-12 13:06:38,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-12 13:06:38,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-07-12 13:06:38,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-07-12 13:06:38,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-07-12 13:06:38,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-07-12 13:06:38,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-12 13:06:38,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-12 13:06:38,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-12 13:06:38,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-12 13:06:38,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-07-12 13:06:38,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-07-12 13:06:38,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-12 13:06:38,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-07-12 13:06:38,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2022-07-12 13:06:38,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2022-07-12 13:06:38,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2022-07-12 13:06:38,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2022-07-12 13:06:38,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2022-07-12 13:06:38,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-12 13:06:38,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:38,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2022-07-12 13:06:39,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2022-07-12 13:06:39,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-12 13:06:39,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:39,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2022-07-12 13:06:39,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:39,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:39,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:39,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:39,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2022-07-12 13:06:39,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:39,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:39,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:39,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:39,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2022-07-12 13:06:39,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2022-07-12 13:06:39,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:39,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:39,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:39,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:39,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2022-07-12 13:06:39,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:39,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:39,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:39,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:39,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2022-07-12 13:06:39,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:39,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:39,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:39,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:39,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2022-07-12 13:06:39,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:39,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:39,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:39,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:39,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2022-07-12 13:06:39,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:39,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:39,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:39,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:39,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 565 [2022-07-12 13:06:39,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:39,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:39,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:39,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:39,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 591 [2022-07-12 13:06:39,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:39,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:39,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:39,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:39,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 617 [2022-07-12 13:06:39,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:39,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:39,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:39,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:39,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 643 [2022-07-12 13:06:39,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:39,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:39,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:39,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:39,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 669 [2022-07-12 13:06:39,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:39,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:39,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:39,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:39,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 693 [2022-07-12 13:06:39,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:39,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:39,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:39,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:39,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:39,227 INFO L134 CoverageAnalysis]: Checked inductivity of 6720 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 6716 trivial. 0 not checked. [2022-07-12 13:06:39,227 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 13:06:39,227 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [554907956] [2022-07-12 13:06:39,227 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [554907956] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 13:06:39,228 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1650517297] [2022-07-12 13:06:39,228 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-12 13:06:39,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 13:06:39,228 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 13:06:39,232 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 13:06:39,233 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 13:06:41,432 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-07-12 13:06:41,432 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-07-12 13:06:41,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 7333 conjuncts, 7 conjunts are in the unsatisfiable core [2022-07-12 13:06:41,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 13:06:41,588 INFO L134 CoverageAnalysis]: Checked inductivity of 6720 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6720 trivial. 0 not checked. [2022-07-12 13:06:41,588 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 13:06:41,588 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1650517297] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 13:06:41,589 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 13:06:41,589 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [12] total 16 [2022-07-12 13:06:41,589 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336786788] [2022-07-12 13:06:41,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 13:06:41,590 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 13:06:41,590 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 13:06:41,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 13:06:41,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=208, Unknown=0, NotChecked=0, Total=240 [2022-07-12 13:06:41,592 INFO L87 Difference]: Start difference. First operand 958 states and 1365 transitions. Second operand has 6 states, 5 states have (on average 26.0) internal successors, (130), 4 states have internal predecessors, (130), 2 states have call successors, (62), 3 states have call predecessors, (62), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2022-07-12 13:06:41,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 13:06:41,694 INFO L93 Difference]: Finished difference Result 984 states and 1397 transitions. [2022-07-12 13:06:41,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-12 13:06:41,695 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 26.0) internal successors, (130), 4 states have internal predecessors, (130), 2 states have call successors, (62), 3 states have call predecessors, (62), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) Word has length 746 [2022-07-12 13:06:41,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 13:06:41,701 INFO L225 Difference]: With dead ends: 984 [2022-07-12 13:06:41,702 INFO L226 Difference]: Without dead ends: 982 [2022-07-12 13:06:41,703 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 998 GetRequests, 982 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=266, Unknown=0, NotChecked=0, Total=306 [2022-07-12 13:06:41,704 INFO L413 NwaCegarLoop]: 1269 mSDtfsCounter, 34 mSDsluCounter, 5059 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 6328 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 13:06:41,704 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 6328 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-12 13:06:41,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 982 states. [2022-07-12 13:06:41,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 982 to 982. [2022-07-12 13:06:41,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 982 states, 718 states have (on average 1.3356545961002786) internal successors, (959), 731 states have internal predecessors, (959), 218 states have call successors, (218), 45 states have call predecessors, (218), 45 states have return successors, (218), 214 states have call predecessors, (218), 218 states have call successors, (218) [2022-07-12 13:06:41,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 982 states and 1395 transitions. [2022-07-12 13:06:41,756 INFO L78 Accepts]: Start accepts. Automaton has 982 states and 1395 transitions. Word has length 746 [2022-07-12 13:06:41,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 13:06:41,757 INFO L495 AbstractCegarLoop]: Abstraction has 982 states and 1395 transitions. [2022-07-12 13:06:41,757 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 26.0) internal successors, (130), 4 states have internal predecessors, (130), 2 states have call successors, (62), 3 states have call predecessors, (62), 1 states have return successors, (59), 1 states have call predecessors, (59), 1 states have call successors, (59) [2022-07-12 13:06:41,758 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 1395 transitions. [2022-07-12 13:06:41,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 753 [2022-07-12 13:06:41,764 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 13:06:41,765 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 39, 26, 26, 26, 26, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 9, 9, 9, 9, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 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 13:06:41,816 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 13:06:41,987 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 13:06:41,988 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 13:06:41,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 13:06:41,988 INFO L85 PathProgramCache]: Analyzing trace with hash -1281912972, now seen corresponding path program 1 times [2022-07-12 13:06:41,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 13:06:41,988 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [107180766] [2022-07-12 13:06:41,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 13:06:41,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 13:06:42,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 13:06:42,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:42,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:06:42,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 13:06:42,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:42,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:06:42,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 13:06:42,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:42,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:06:42,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-12 13:06:42,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:42,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:06:42,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-07-12 13:06:42,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-07-12 13:06:42,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-07-12 13:06:42,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-12 13:06:42,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-07-12 13:06:42,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 13:06:42,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-07-12 13:06:42,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-07-12 13:06:42,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-07-12 13:06:42,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-12 13:06:42,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-07-12 13:06:42,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-12 13:06:42,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-07-12 13:06:42,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-07-12 13:06:42,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-07-12 13:06:42,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-07-12 13:06:42,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-12 13:06:42,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-12 13:06:42,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-07-12 13:06:42,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-07-12 13:06:42,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-12 13:06:42,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-07-12 13:06:42,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-07-12 13:06:42,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-07-12 13:06:42,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-07-12 13:06:42,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-12 13:06:42,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-12 13:06:42,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-12 13:06:42,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-12 13:06:42,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-07-12 13:06:42,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-07-12 13:06:42,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-12 13:06:42,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-07-12 13:06:42,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2022-07-12 13:06:42,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2022-07-12 13:06:42,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2022-07-12 13:06:42,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2022-07-12 13:06:42,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2022-07-12 13:06:42,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-12 13:06:42,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2022-07-12 13:06:42,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2022-07-12 13:06:42,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-12 13:06:42,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:42,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2022-07-12 13:06:42,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:42,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:42,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:42,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:42,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2022-07-12 13:06:42,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:42,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:42,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:42,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:42,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2022-07-12 13:06:42,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2022-07-12 13:06:42,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:42,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:42,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:42,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:42,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2022-07-12 13:06:42,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:42,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:42,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:42,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:42,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2022-07-12 13:06:42,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:42,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:42,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:42,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:42,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2022-07-12 13:06:42,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:42,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:42,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:42,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:42,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2022-07-12 13:06:42,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:42,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:42,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:42,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:42,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 565 [2022-07-12 13:06:42,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:42,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:42,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:42,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:42,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 591 [2022-07-12 13:06:42,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:42,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:42,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:42,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:42,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 617 [2022-07-12 13:06:42,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:42,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:42,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:42,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:42,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 643 [2022-07-12 13:06:42,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:42,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:42,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:42,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:42,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 669 [2022-07-12 13:06:42,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:42,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:42,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:42,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:42,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 693 [2022-07-12 13:06:42,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:42,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:42,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:42,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:42,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 744 [2022-07-12 13:06:42,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:42,940 INFO L134 CoverageAnalysis]: Checked inductivity of 6720 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6718 trivial. 0 not checked. [2022-07-12 13:06:42,940 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 13:06:42,940 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [107180766] [2022-07-12 13:06:42,941 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [107180766] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 13:06:42,941 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 13:06:42,941 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-12 13:06:42,942 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [366877194] [2022-07-12 13:06:42,943 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 13:06:42,943 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-12 13:06:42,943 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 13:06:42,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-12 13:06:42,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-07-12 13:06:42,944 INFO L87 Difference]: Start difference. First operand 982 states and 1395 transitions. Second operand has 7 states, 7 states have (on average 19.428571428571427) internal successors, (136), 3 states have internal predecessors, (136), 2 states have call successors, (62), 6 states have call predecessors, (62), 1 states have return successors, (60), 2 states have call predecessors, (60), 2 states have call successors, (60) [2022-07-12 13:06:48,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 13:06:48,815 INFO L93 Difference]: Finished difference Result 2567 states and 3685 transitions. [2022-07-12 13:06:48,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-12 13:06:48,816 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 19.428571428571427) internal successors, (136), 3 states have internal predecessors, (136), 2 states have call successors, (62), 6 states have call predecessors, (62), 1 states have return successors, (60), 2 states have call predecessors, (60), 2 states have call successors, (60) Word has length 752 [2022-07-12 13:06:48,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 13:06:48,826 INFO L225 Difference]: With dead ends: 2567 [2022-07-12 13:06:48,826 INFO L226 Difference]: Without dead ends: 1875 [2022-07-12 13:06:48,829 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 253 GetRequests, 244 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-07-12 13:06:48,829 INFO L413 NwaCegarLoop]: 1154 mSDtfsCounter, 2412 mSDsluCounter, 1968 mSDsCounter, 0 mSdLazyCounter, 2735 mSolverCounterSat, 1043 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2519 SdHoareTripleChecker+Valid, 3122 SdHoareTripleChecker+Invalid, 3778 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1043 IncrementalHoareTripleChecker+Valid, 2735 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2022-07-12 13:06:48,830 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2519 Valid, 3122 Invalid, 3778 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1043 Valid, 2735 Invalid, 0 Unknown, 0 Unchecked, 5.7s Time] [2022-07-12 13:06:48,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1875 states. [2022-07-12 13:06:48,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1875 to 1601. [2022-07-12 13:06:48,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1601 states, 1208 states have (on average 1.3443708609271523) internal successors, (1624), 1230 states have internal predecessors, (1624), 316 states have call successors, (316), 76 states have call predecessors, (316), 76 states have return successors, (316), 308 states have call predecessors, (316), 316 states have call successors, (316) [2022-07-12 13:06:48,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1601 states to 1601 states and 2256 transitions. [2022-07-12 13:06:48,933 INFO L78 Accepts]: Start accepts. Automaton has 1601 states and 2256 transitions. Word has length 752 [2022-07-12 13:06:48,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 13:06:48,934 INFO L495 AbstractCegarLoop]: Abstraction has 1601 states and 2256 transitions. [2022-07-12 13:06:48,935 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 19.428571428571427) internal successors, (136), 3 states have internal predecessors, (136), 2 states have call successors, (62), 6 states have call predecessors, (62), 1 states have return successors, (60), 2 states have call predecessors, (60), 2 states have call successors, (60) [2022-07-12 13:06:48,935 INFO L276 IsEmpty]: Start isEmpty. Operand 1601 states and 2256 transitions. [2022-07-12 13:06:48,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 752 [2022-07-12 13:06:48,943 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 13:06:48,944 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 39, 26, 26, 26, 26, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 9, 9, 9, 9, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 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 13:06:48,944 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-07-12 13:06:48,944 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 13:06:48,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 13:06:48,945 INFO L85 PathProgramCache]: Analyzing trace with hash 220593187, now seen corresponding path program 1 times [2022-07-12 13:06:48,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 13:06:48,945 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1252070145] [2022-07-12 13:06:48,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 13:06:48,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 13:06:49,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 13:06:49,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:49,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:06:49,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 13:06:49,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:49,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:06:49,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 13:06:49,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:49,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:06:49,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-12 13:06:49,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:49,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:06:49,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-07-12 13:06:49,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-07-12 13:06:49,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-07-12 13:06:49,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-12 13:06:49,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-07-12 13:06:49,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 13:06:49,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-07-12 13:06:49,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-07-12 13:06:49,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-07-12 13:06:49,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-12 13:06:49,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-07-12 13:06:49,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-12 13:06:49,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-07-12 13:06:49,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-07-12 13:06:49,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-07-12 13:06:49,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-07-12 13:06:49,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-12 13:06:49,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-12 13:06:49,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-07-12 13:06:49,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-07-12 13:06:49,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-12 13:06:49,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-07-12 13:06:49,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-07-12 13:06:49,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-07-12 13:06:49,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-07-12 13:06:49,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-12 13:06:49,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-12 13:06:49,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-12 13:06:49,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-12 13:06:49,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-07-12 13:06:49,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-07-12 13:06:49,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-12 13:06:49,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-07-12 13:06:49,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2022-07-12 13:06:49,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2022-07-12 13:06:49,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2022-07-12 13:06:49,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2022-07-12 13:06:49,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2022-07-12 13:06:49,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-12 13:06:49,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2022-07-12 13:06:49,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2022-07-12 13:06:49,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-12 13:06:49,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:49,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2022-07-12 13:06:49,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:49,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:49,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:49,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:49,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2022-07-12 13:06:49,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:49,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:49,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:49,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:49,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2022-07-12 13:06:49,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2022-07-12 13:06:49,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:49,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:49,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:49,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:49,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2022-07-12 13:06:49,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:49,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:49,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:49,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:49,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2022-07-12 13:06:49,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:49,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:49,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:49,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:49,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2022-07-12 13:06:49,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:49,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:49,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:49,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:49,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2022-07-12 13:06:49,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:49,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:49,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:49,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:49,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 565 [2022-07-12 13:06:49,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:49,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:49,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:49,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:49,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 591 [2022-07-12 13:06:49,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:49,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:49,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:49,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:49,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 617 [2022-07-12 13:06:49,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:49,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:49,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:49,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:49,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 643 [2022-07-12 13:06:49,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:49,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:49,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:49,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:49,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 669 [2022-07-12 13:06:49,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:49,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:49,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:49,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:49,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 693 [2022-07-12 13:06:49,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:49,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:49,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:49,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:49,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 743 [2022-07-12 13:06:49,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:49,989 INFO L134 CoverageAnalysis]: Checked inductivity of 6720 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6720 trivial. 0 not checked. [2022-07-12 13:06:49,990 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 13:06:49,990 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1252070145] [2022-07-12 13:06:49,990 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1252070145] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 13:06:49,990 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 13:06:49,990 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-07-12 13:06:49,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [671976236] [2022-07-12 13:06:49,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 13:06:49,991 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-07-12 13:06:49,991 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 13:06:49,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-12 13:06:49,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-12 13:06:49,992 INFO L87 Difference]: Start difference. First operand 1601 states and 2256 transitions. Second operand has 8 states, 8 states have (on average 16.75) internal successors, (134), 3 states have internal predecessors, (134), 1 states have call successors, (62), 6 states have call predecessors, (62), 1 states have return successors, (60), 1 states have call predecessors, (60), 1 states have call successors, (60) [2022-07-12 13:06:55,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 13:06:55,045 INFO L93 Difference]: Finished difference Result 1883 states and 2664 transitions. [2022-07-12 13:06:55,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-12 13:06:55,046 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 16.75) internal successors, (134), 3 states have internal predecessors, (134), 1 states have call successors, (62), 6 states have call predecessors, (62), 1 states have return successors, (60), 1 states have call predecessors, (60), 1 states have call successors, (60) Word has length 751 [2022-07-12 13:06:55,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 13:06:55,057 INFO L225 Difference]: With dead ends: 1883 [2022-07-12 13:06:55,058 INFO L226 Difference]: Without dead ends: 1881 [2022-07-12 13:06:55,059 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 253 GetRequests, 243 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=49, Invalid=83, Unknown=0, NotChecked=0, Total=132 [2022-07-12 13:06:55,059 INFO L413 NwaCegarLoop]: 1088 mSDtfsCounter, 854 mSDsluCounter, 2752 mSDsCounter, 0 mSdLazyCounter, 2856 mSolverCounterSat, 494 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 887 SdHoareTripleChecker+Valid, 3840 SdHoareTripleChecker+Invalid, 3350 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 494 IncrementalHoareTripleChecker+Valid, 2856 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2022-07-12 13:06:55,059 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [887 Valid, 3840 Invalid, 3350 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [494 Valid, 2856 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2022-07-12 13:06:55,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1881 states. [2022-07-12 13:06:55,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1881 to 1609. [2022-07-12 13:06:55,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1609 states, 1214 states have (on average 1.342668863261944) internal successors, (1630), 1236 states have internal predecessors, (1630), 316 states have call successors, (316), 78 states have call predecessors, (316), 78 states have return successors, (316), 308 states have call predecessors, (316), 316 states have call successors, (316) [2022-07-12 13:06:55,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1609 states to 1609 states and 2262 transitions. [2022-07-12 13:06:55,153 INFO L78 Accepts]: Start accepts. Automaton has 1609 states and 2262 transitions. Word has length 751 [2022-07-12 13:06:55,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 13:06:55,155 INFO L495 AbstractCegarLoop]: Abstraction has 1609 states and 2262 transitions. [2022-07-12 13:06:55,156 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 16.75) internal successors, (134), 3 states have internal predecessors, (134), 1 states have call successors, (62), 6 states have call predecessors, (62), 1 states have return successors, (60), 1 states have call predecessors, (60), 1 states have call successors, (60) [2022-07-12 13:06:55,156 INFO L276 IsEmpty]: Start isEmpty. Operand 1609 states and 2262 transitions. [2022-07-12 13:06:55,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 756 [2022-07-12 13:06:55,163 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 13:06:55,163 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 39, 26, 26, 26, 26, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 9, 9, 9, 9, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:06:55,163 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-07-12 13:06:55,164 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 13:06:55,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 13:06:55,164 INFO L85 PathProgramCache]: Analyzing trace with hash -613629807, now seen corresponding path program 1 times [2022-07-12 13:06:55,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 13:06:55,164 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [60598076] [2022-07-12 13:06:55,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 13:06:55,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 13:06:55,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 13:06:56,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:56,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:06:56,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 13:06:56,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:56,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:06:56,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 13:06:56,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:56,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:06:56,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-12 13:06:56,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:56,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:06:56,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-07-12 13:06:56,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-07-12 13:06:56,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-07-12 13:06:56,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-12 13:06:56,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-07-12 13:06:56,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 13:06:56,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-07-12 13:06:56,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-07-12 13:06:56,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-07-12 13:06:56,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-12 13:06:56,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-07-12 13:06:56,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-12 13:06:56,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-07-12 13:06:56,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-07-12 13:06:56,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-07-12 13:06:56,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-07-12 13:06:56,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-12 13:06:56,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-12 13:06:56,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-07-12 13:06:56,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-07-12 13:06:56,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-12 13:06:56,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-07-12 13:06:56,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-07-12 13:06:56,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-07-12 13:06:56,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-07-12 13:06:56,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-12 13:06:56,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-12 13:06:56,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-12 13:06:56,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-12 13:06:56,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-07-12 13:06:56,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-07-12 13:06:56,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-12 13:06:56,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-07-12 13:06:56,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2022-07-12 13:06:56,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2022-07-12 13:06:56,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2022-07-12 13:06:56,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2022-07-12 13:06:56,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2022-07-12 13:06:56,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-12 13:06:56,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2022-07-12 13:06:56,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2022-07-12 13:06:56,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-12 13:06:56,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:56,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2022-07-12 13:06:56,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:56,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:56,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:56,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:56,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2022-07-12 13:06:56,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:56,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:56,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:56,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:56,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2022-07-12 13:06:56,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2022-07-12 13:06:56,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:56,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:56,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:56,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:56,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2022-07-12 13:06:56,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:56,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:56,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:56,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:56,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2022-07-12 13:06:56,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:56,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:56,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:56,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:56,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2022-07-12 13:06:56,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:56,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:56,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:56,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:56,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2022-07-12 13:06:56,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:56,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:56,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:56,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:56,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 565 [2022-07-12 13:06:56,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:56,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:56,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:56,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:56,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 591 [2022-07-12 13:06:56,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:56,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:56,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:56,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:56,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 617 [2022-07-12 13:06:56,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:56,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:56,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:56,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:56,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 643 [2022-07-12 13:06:56,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:56,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:56,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:56,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:56,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 669 [2022-07-12 13:06:56,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:56,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:56,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:56,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:56,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 693 [2022-07-12 13:06:56,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:06:56,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:06:56,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:06:56,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:06:56,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:56,423 INFO L134 CoverageAnalysis]: Checked inductivity of 6720 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 6716 trivial. 0 not checked. [2022-07-12 13:06:56,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 13:06:56,424 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [60598076] [2022-07-12 13:06:56,424 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [60598076] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 13:06:56,424 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1622300163] [2022-07-12 13:06:56,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 13:06:56,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 13:06:56,425 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 13:06:56,426 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 13:06:56,427 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 13:06:59,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:06:59,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 10651 conjuncts, 44 conjunts are in the unsatisfiable core [2022-07-12 13:06:59,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 13:07:00,219 INFO L134 CoverageAnalysis]: Checked inductivity of 6720 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6714 trivial. 0 not checked. [2022-07-12 13:07:00,219 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 13:07:00,219 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1622300163] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 13:07:00,219 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 13:07:00,220 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [12] total 12 [2022-07-12 13:07:00,220 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1003449628] [2022-07-12 13:07:00,220 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 13:07:00,221 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-07-12 13:07:00,221 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 13:07:00,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-12 13:07:00,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2022-07-12 13:07:00,222 INFO L87 Difference]: Start difference. First operand 1609 states and 2262 transitions. Second operand has 8 states, 8 states have (on average 17.875) internal successors, (143), 7 states have internal predecessors, (143), 3 states have call successors, (62), 3 states have call predecessors, (62), 3 states have return successors, (59), 3 states have call predecessors, (59), 3 states have call successors, (59) [2022-07-12 13:07:00,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 13:07:00,782 INFO L93 Difference]: Finished difference Result 3092 states and 4348 transitions. [2022-07-12 13:07:00,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-12 13:07:00,783 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 17.875) internal successors, (143), 7 states have internal predecessors, (143), 3 states have call successors, (62), 3 states have call predecessors, (62), 3 states have return successors, (59), 3 states have call predecessors, (59), 3 states have call successors, (59) Word has length 755 [2022-07-12 13:07:00,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 13:07:00,790 INFO L225 Difference]: With dead ends: 3092 [2022-07-12 13:07:00,790 INFO L226 Difference]: Without dead ends: 1611 [2022-07-12 13:07:00,795 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1010 GetRequests, 995 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2022-07-12 13:07:00,796 INFO L413 NwaCegarLoop]: 1265 mSDtfsCounter, 32 mSDsluCounter, 7338 mSDsCounter, 0 mSdLazyCounter, 129 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 8603 SdHoareTripleChecker+Invalid, 133 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-07-12 13:07:00,796 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [33 Valid, 8603 Invalid, 133 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-07-12 13:07:00,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1611 states. [2022-07-12 13:07:00,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1611 to 1609. [2022-07-12 13:07:00,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1609 states, 1214 states have (on average 1.341845140032949) internal successors, (1629), 1236 states have internal predecessors, (1629), 316 states have call successors, (316), 78 states have call predecessors, (316), 78 states have return successors, (316), 308 states have call predecessors, (316), 316 states have call successors, (316) [2022-07-12 13:07:00,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1609 states to 1609 states and 2261 transitions. [2022-07-12 13:07:00,867 INFO L78 Accepts]: Start accepts. Automaton has 1609 states and 2261 transitions. Word has length 755 [2022-07-12 13:07:00,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 13:07:00,868 INFO L495 AbstractCegarLoop]: Abstraction has 1609 states and 2261 transitions. [2022-07-12 13:07:00,868 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 17.875) internal successors, (143), 7 states have internal predecessors, (143), 3 states have call successors, (62), 3 states have call predecessors, (62), 3 states have return successors, (59), 3 states have call predecessors, (59), 3 states have call successors, (59) [2022-07-12 13:07:00,868 INFO L276 IsEmpty]: Start isEmpty. Operand 1609 states and 2261 transitions. [2022-07-12 13:07:00,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 762 [2022-07-12 13:07:00,875 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 13:07:00,876 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 39, 26, 26, 26, 26, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 9, 9, 9, 9, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:07:00,929 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 13:07:01,091 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-07-12 13:07:01,092 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 13:07:01,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 13:07:01,092 INFO L85 PathProgramCache]: Analyzing trace with hash -798072776, now seen corresponding path program 1 times [2022-07-12 13:07:01,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 13:07:01,092 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1948482124] [2022-07-12 13:07:01,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 13:07:01,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 13:07:01,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 13:07:01,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:07:01,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:07:01,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 13:07:01,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:07:01,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:07:01,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 13:07:01,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:07:01,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:07:01,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-12 13:07:01,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:07:01,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:07:01,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-07-12 13:07:01,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-07-12 13:07:01,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-07-12 13:07:01,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-12 13:07:01,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-07-12 13:07:01,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 13:07:01,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-07-12 13:07:01,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-07-12 13:07:01,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-07-12 13:07:01,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-12 13:07:01,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-07-12 13:07:01,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-12 13:07:01,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-07-12 13:07:01,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-07-12 13:07:01,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-07-12 13:07:01,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-07-12 13:07:01,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-12 13:07:01,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-12 13:07:01,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-07-12 13:07:01,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-07-12 13:07:01,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-12 13:07:01,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-07-12 13:07:01,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-07-12 13:07:01,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-07-12 13:07:01,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-07-12 13:07:01,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-12 13:07:01,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-12 13:07:01,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-12 13:07:01,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-12 13:07:01,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-07-12 13:07:01,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-07-12 13:07:01,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-12 13:07:01,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-07-12 13:07:01,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2022-07-12 13:07:01,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2022-07-12 13:07:01,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2022-07-12 13:07:01,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2022-07-12 13:07:01,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2022-07-12 13:07:01,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-12 13:07:01,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2022-07-12 13:07:01,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 13:07:01,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2022-07-12 13:07:01,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2022-07-12 13:07:01,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:07:01,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2022-07-12 13:07:01,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:07:01,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:07:01,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:07:01,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:07:01,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:01,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2022-07-12 13:07:02,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:07:02,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:07:02,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:07:02,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:07:02,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2022-07-12 13:07:02,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2022-07-12 13:07:02,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:07:02,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:07:02,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:07:02,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:07:02,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2022-07-12 13:07:02,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:07:02,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:07:02,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:07:02,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:07:02,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 493 [2022-07-12 13:07:02,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:07:02,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:07:02,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:07:02,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:07:02,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2022-07-12 13:07:02,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:07:02,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:07:02,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:07:02,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:07:02,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 545 [2022-07-12 13:07:02,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:07:02,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:07:02,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:07:02,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:07:02,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 571 [2022-07-12 13:07:02,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:07:02,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:07:02,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:07:02,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:07:02,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 597 [2022-07-12 13:07:02,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:07:02,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:07:02,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:07:02,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:07:02,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 623 [2022-07-12 13:07:02,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:07:02,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:07:02,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:07:02,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:07:02,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 649 [2022-07-12 13:07:02,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:07:02,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:07:02,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:07:02,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:07:02,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 675 [2022-07-12 13:07:02,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:07:02,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:07:02,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:07:02,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:07:02,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 699 [2022-07-12 13:07:02,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:07:02,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:07:02,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:07:02,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:07:02,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:02,141 INFO L134 CoverageAnalysis]: Checked inductivity of 6736 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6732 trivial. 0 not checked. [2022-07-12 13:07:02,141 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 13:07:02,141 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1948482124] [2022-07-12 13:07:02,141 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1948482124] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 13:07:02,141 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 13:07:02,141 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-07-12 13:07:02,141 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1126592606] [2022-07-12 13:07:02,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 13:07:02,142 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-07-12 13:07:02,142 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 13:07:02,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-07-12 13:07:02,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-07-12 13:07:02,143 INFO L87 Difference]: Start difference. First operand 1609 states and 2261 transitions. Second operand has 11 states, 11 states have (on average 13.0) internal successors, (143), 5 states have internal predecessors, (143), 2 states have call successors, (63), 6 states have call predecessors, (63), 3 states have return successors, (60), 4 states have call predecessors, (60), 2 states have call successors, (60) [2022-07-12 13:07:08,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 13:07:08,393 INFO L93 Difference]: Finished difference Result 3350 states and 4730 transitions. [2022-07-12 13:07:08,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-07-12 13:07:08,395 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 13.0) internal successors, (143), 5 states have internal predecessors, (143), 2 states have call successors, (63), 6 states have call predecessors, (63), 3 states have return successors, (60), 4 states have call predecessors, (60), 2 states have call successors, (60) Word has length 761 [2022-07-12 13:07:08,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 13:07:08,408 INFO L225 Difference]: With dead ends: 3350 [2022-07-12 13:07:08,408 INFO L226 Difference]: Without dead ends: 1879 [2022-07-12 13:07:08,414 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 257 GetRequests, 244 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=52, Invalid=158, Unknown=0, NotChecked=0, Total=210 [2022-07-12 13:07:08,415 INFO L413 NwaCegarLoop]: 1090 mSDtfsCounter, 990 mSDsluCounter, 4345 mSDsCounter, 0 mSdLazyCounter, 4504 mSolverCounterSat, 534 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1023 SdHoareTripleChecker+Valid, 5435 SdHoareTripleChecker+Invalid, 5038 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 534 IncrementalHoareTripleChecker+Valid, 4504 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2022-07-12 13:07:08,415 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1023 Valid, 5435 Invalid, 5038 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [534 Valid, 4504 Invalid, 0 Unknown, 0 Unchecked, 6.0s Time] [2022-07-12 13:07:08,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1879 states. [2022-07-12 13:07:08,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1879 to 1614. [2022-07-12 13:07:08,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1614 states, 1217 states have (on average 1.3410024650780608) internal successors, (1632), 1240 states have internal predecessors, (1632), 316 states have call successors, (316), 78 states have call predecessors, (316), 80 states have return successors, (318), 309 states have call predecessors, (318), 316 states have call successors, (318) [2022-07-12 13:07:08,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1614 states to 1614 states and 2266 transitions. [2022-07-12 13:07:08,500 INFO L78 Accepts]: Start accepts. Automaton has 1614 states and 2266 transitions. Word has length 761 [2022-07-12 13:07:08,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 13:07:08,501 INFO L495 AbstractCegarLoop]: Abstraction has 1614 states and 2266 transitions. [2022-07-12 13:07:08,501 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 13.0) internal successors, (143), 5 states have internal predecessors, (143), 2 states have call successors, (63), 6 states have call predecessors, (63), 3 states have return successors, (60), 4 states have call predecessors, (60), 2 states have call successors, (60) [2022-07-12 13:07:08,501 INFO L276 IsEmpty]: Start isEmpty. Operand 1614 states and 2266 transitions. [2022-07-12 13:07:08,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 768 [2022-07-12 13:07:08,509 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 13:07:08,509 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 39, 26, 26, 26, 26, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 9, 9, 9, 9, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:07:08,509 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-07-12 13:07:08,509 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 13:07:08,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 13:07:08,510 INFO L85 PathProgramCache]: Analyzing trace with hash -1601920527, now seen corresponding path program 1 times [2022-07-12 13:07:08,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 13:07:08,510 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1164822435] [2022-07-12 13:07:08,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 13:07:08,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 13:07:09,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 13:07:09,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:07:09,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:07:09,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 13:07:09,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:07:09,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:07:09,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 13:07:09,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:07:09,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:07:09,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-12 13:07:09,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:07:09,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:07:09,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-07-12 13:07:09,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-07-12 13:07:09,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-07-12 13:07:09,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-07-12 13:07:09,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-07-12 13:07:09,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-12 13:07:09,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-07-12 13:07:09,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-07-12 13:07:09,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-07-12 13:07:09,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-12 13:07:09,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-07-12 13:07:09,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-07-12 13:07:09,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-07-12 13:07:09,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-07-12 13:07:09,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-07-12 13:07:09,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-07-12 13:07:09,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-12 13:07:09,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-12 13:07:09,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-07-12 13:07:09,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-07-12 13:07:09,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-12 13:07:09,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-07-12 13:07:09,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-07-12 13:07:09,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-07-12 13:07:09,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-07-12 13:07:09,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-12 13:07:09,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-07-12 13:07:09,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-12 13:07:09,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-12 13:07:09,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-07-12 13:07:09,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-07-12 13:07:09,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-12 13:07:09,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-07-12 13:07:09,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2022-07-12 13:07:09,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2022-07-12 13:07:09,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2022-07-12 13:07:09,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2022-07-12 13:07:09,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2022-07-12 13:07:09,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-12 13:07:09,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2022-07-12 13:07:09,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 13:07:09,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2022-07-12 13:07:09,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2022-07-12 13:07:09,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:07:09,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 13:07:09,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2022-07-12 13:07:09,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:07:09,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:07:09,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:07:09,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:07:09,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2022-07-12 13:07:09,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:07:09,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:07:09,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:07:09,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:07:09,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2022-07-12 13:07:09,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2022-07-12 13:07:09,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:07:09,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:07:09,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:07:09,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:07:09,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2022-07-12 13:07:09,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:07:09,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:07:09,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:07:09,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:07:09,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 499 [2022-07-12 13:07:09,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:07:09,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:07:09,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:07:09,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:07:09,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 525 [2022-07-12 13:07:09,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:07:09,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:07:09,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:07:09,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:07:09,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 551 [2022-07-12 13:07:09,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:07:09,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:07:09,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:07:09,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:07:09,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 577 [2022-07-12 13:07:09,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:07:09,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:07:09,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:07:09,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:07:09,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 603 [2022-07-12 13:07:09,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:07:09,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:07:09,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:07:09,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:07:09,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2022-07-12 13:07:09,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:07:09,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:07:09,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:07:09,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:07:09,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 655 [2022-07-12 13:07:09,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:07:09,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:07:09,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:07:09,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:07:09,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 681 [2022-07-12 13:07:09,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:07:09,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:07:09,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:07:09,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:07:09,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 705 [2022-07-12 13:07:09,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:07:09,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 13:07:09,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-12 13:07:09,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-12 13:07:09,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:09,781 INFO L134 CoverageAnalysis]: Checked inductivity of 6758 backedges. 0 proven. 152 refuted. 0 times theorem prover too weak. 6606 trivial. 0 not checked. [2022-07-12 13:07:09,781 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 13:07:09,781 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1164822435] [2022-07-12 13:07:09,782 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1164822435] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 13:07:09,782 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [979306505] [2022-07-12 13:07:09,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 13:07:09,782 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 13:07:09,782 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 13:07:09,783 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-12 13:07:09,792 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-07-12 13:07:12,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:07:12,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 10703 conjuncts, 1282 conjunts are in the unsatisfiable core [2022-07-12 13:07:12,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 13:07:18,371 INFO L244 Elim1Store]: Index analysis took 161 ms [2022-07-12 13:08:14,775 WARN L233 SmtUtils]: Spent 56.28s on a formula simplification. DAG size of input: 3662 DAG size of output: 394 (called from [L 353] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-07-12 13:08:14,778 INFO L356 Elim1Store]: treesize reduction 42206, result has 1.9 percent of original size [2022-07-12 13:08:14,780 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 28 select indices, 28 select index equivalence classes, 0 disjoint index pairs (out of 378 index pairs), introduced 28 new quantified variables, introduced 443 case distinctions, treesize of input 2341 treesize of output 3002