./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--video--console--fbcon.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 791161d1 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--video--console--fbcon.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash cd4602f1a95f60cf2d782cdd09ffbf4f13da5d7831c02d1076d087dbb1c87f94 --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-23 00:46:52,321 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 00:46:52,322 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 00:46:52,361 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 00:46:52,365 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 00:46:52,366 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 00:46:52,371 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 00:46:52,376 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 00:46:52,378 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 00:46:52,382 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 00:46:52,383 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 00:46:52,385 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 00:46:52,385 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 00:46:52,387 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 00:46:52,389 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 00:46:52,390 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 00:46:52,391 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 00:46:52,393 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 00:46:52,396 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 00:46:52,401 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 00:46:52,403 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 00:46:52,404 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 00:46:52,405 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 00:46:52,405 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 00:46:52,407 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 00:46:52,411 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 00:46:52,411 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 00:46:52,411 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 00:46:52,413 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 00:46:52,413 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 00:46:52,414 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 00:46:52,414 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 00:46:52,416 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 00:46:52,416 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 00:46:52,417 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 00:46:52,417 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 00:46:52,418 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 00:46:52,418 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 00:46:52,418 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 00:46:52,419 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 00:46:52,419 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 00:46:52,421 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 00:46:52,423 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-23 00:46:52,458 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 00:46:52,459 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 00:46:52,459 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 00:46:52,459 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 00:46:52,460 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-23 00:46:52,460 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-23 00:46:52,461 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 00:46:52,461 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 00:46:52,461 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 00:46:52,462 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 00:46:52,462 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-23 00:46:52,462 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 00:46:52,462 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-23 00:46:52,462 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-23 00:46:52,463 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-23 00:46:52,463 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-23 00:46:52,463 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 00:46:52,463 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-23 00:46:52,463 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 00:46:52,464 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 00:46:52,464 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-23 00:46:52,464 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 00:46:52,464 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 00:46:52,464 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-23 00:46:52,465 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-23 00:46:52,465 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-23 00:46:52,465 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-23 00:46:52,465 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-23 00:46:52,465 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-23 00:46:52,465 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-23 00:46:52,466 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd4602f1a95f60cf2d782cdd09ffbf4f13da5d7831c02d1076d087dbb1c87f94 [2022-07-23 00:46:52,713 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 00:46:52,744 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 00:46:52,746 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 00:46:52,748 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 00:46:52,748 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 00:46:52,749 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--video--console--fbcon.ko-entry_point.cil.out.i [2022-07-23 00:46:52,828 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/857864cd2/ac7e2fe329ae4426ae4f2774541951d8/FLAG7393d35cd [2022-07-23 00:46:53,545 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 00:46:53,546 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--video--console--fbcon.ko-entry_point.cil.out.i [2022-07-23 00:46:53,582 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/857864cd2/ac7e2fe329ae4426ae4f2774541951d8/FLAG7393d35cd [2022-07-23 00:46:53,780 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/857864cd2/ac7e2fe329ae4426ae4f2774541951d8 [2022-07-23 00:46:53,783 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 00:46:53,784 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 00:46:53,785 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 00:46:53,785 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 00:46:53,788 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 00:46:53,789 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 12:46:53" (1/1) ... [2022-07-23 00:46:53,789 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@498a0e97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:46:53, skipping insertion in model container [2022-07-23 00:46:53,790 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 12:46:53" (1/1) ... [2022-07-23 00:46:53,795 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 00:46:53,910 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 00:46:55,681 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--video--console--fbcon.ko-entry_point.cil.out.i[260495,260508] [2022-07-23 00:46:55,748 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 00:46:55,820 INFO L203 MainTranslator]: Completed pre-run [2022-07-23 00:46:56,189 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--video--console--fbcon.ko-entry_point.cil.out.i[260495,260508] [2022-07-23 00:46:56,200 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 00:46:56,304 INFO L208 MainTranslator]: Completed translation [2022-07-23 00:46:56,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:46:56 WrapperNode [2022-07-23 00:46:56,314 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-23 00:46:56,316 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-23 00:46:56,316 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-23 00:46:56,316 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-23 00:46:56,322 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:46:56" (1/1) ... [2022-07-23 00:46:56,455 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:46:56" (1/1) ... [2022-07-23 00:46:56,708 INFO L137 Inliner]: procedures = 251, calls = 2680, calls flagged for inlining = 117, calls inlined = 112, statements flattened = 6618 [2022-07-23 00:46:56,708 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-23 00:46:56,709 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-23 00:46:56,710 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-23 00:46:56,710 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-23 00:46:56,717 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:46:56" (1/1) ... [2022-07-23 00:46:56,717 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:46:56" (1/1) ... [2022-07-23 00:46:56,818 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:46:56" (1/1) ... [2022-07-23 00:46:56,819 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:46:56" (1/1) ... [2022-07-23 00:46:57,073 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:46:56" (1/1) ... [2022-07-23 00:46:57,098 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:46:56" (1/1) ... [2022-07-23 00:46:57,139 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:46:56" (1/1) ... [2022-07-23 00:46:57,185 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-23 00:46:57,191 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-23 00:46:57,191 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-23 00:46:57,191 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-23 00:46:57,192 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:46:56" (1/1) ... [2022-07-23 00:46:57,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 00:46:57,210 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 00:46:57,220 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) [2022-07-23 00:46:57,224 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 [2022-07-23 00:46:57,248 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_set_origin [2022-07-23 00:46:57,248 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_set_origin [2022-07-23 00:46:57,248 INFO L130 BoogieDeclarations]: Found specification of procedure con_copy_unimap [2022-07-23 00:46:57,248 INFO L138 BoogieDeclarations]: Found implementation of procedure con_copy_unimap [2022-07-23 00:46:57,248 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_exit [2022-07-23 00:46:57,248 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_exit [2022-07-23 00:46:57,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2022-07-23 00:46:57,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2022-07-23 00:46:57,248 INFO L130 BoogieDeclarations]: Found specification of procedure con_is_bound [2022-07-23 00:46:57,249 INFO L138 BoogieDeclarations]: Found implementation of procedure con_is_bound [2022-07-23 00:46:57,249 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_bmove [2022-07-23 00:46:57,249 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_bmove [2022-07-23 00:46:57,249 INFO L130 BoogieDeclarations]: Found specification of procedure var_to_display [2022-07-23 00:46:57,249 INFO L138 BoogieDeclarations]: Found implementation of procedure var_to_display [2022-07-23 00:46:57,249 INFO L130 BoogieDeclarations]: Found specification of procedure do_fbcon_takeover [2022-07-23 00:46:57,250 INFO L138 BoogieDeclarations]: Found implementation of procedure do_fbcon_takeover [2022-07-23 00:46:57,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-23 00:46:57,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-23 00:46:57,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-23 00:46:57,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-23 00:46:57,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-23 00:46:57,250 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-23 00:46:57,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-23 00:46:57,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-23 00:46:57,251 INFO L130 BoogieDeclarations]: Found specification of procedure con2fb_release_oldinfo [2022-07-23 00:46:57,251 INFO L138 BoogieDeclarations]: Found implementation of procedure con2fb_release_oldinfo [2022-07-23 00:46:57,251 INFO L130 BoogieDeclarations]: Found specification of procedure scr_memcpyw [2022-07-23 00:46:57,251 INFO L138 BoogieDeclarations]: Found implementation of procedure scr_memcpyw [2022-07-23 00:46:57,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2022-07-23 00:46:57,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2022-07-23 00:46:57,252 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_cursor [2022-07-23 00:46:57,252 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_cursor [2022-07-23 00:46:57,252 INFO L130 BoogieDeclarations]: Found specification of procedure get_default_font [2022-07-23 00:46:57,252 INFO L138 BoogieDeclarations]: Found implementation of procedure get_default_font [2022-07-23 00:46:57,252 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2022-07-23 00:46:57,252 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2022-07-23 00:46:57,252 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_putcs [2022-07-23 00:46:57,253 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_putcs [2022-07-23 00:46:57,253 INFO L130 BoogieDeclarations]: Found specification of procedure get_color [2022-07-23 00:46:57,253 INFO L138 BoogieDeclarations]: Found implementation of procedure get_color [2022-07-23 00:46:57,253 INFO L130 BoogieDeclarations]: Found specification of procedure scr_memsetw [2022-07-23 00:46:57,253 INFO L138 BoogieDeclarations]: Found implementation of procedure scr_memsetw [2022-07-23 00:46:57,253 INFO L130 BoogieDeclarations]: Found specification of procedure do_unregister_con_driver [2022-07-23 00:46:57,253 INFO L138 BoogieDeclarations]: Found implementation of procedure do_unregister_con_driver [2022-07-23 00:46:57,253 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-23 00:46:57,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-23 00:46:57,253 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_get_font [2022-07-23 00:46:57,253 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_get_font [2022-07-23 00:46:57,253 INFO L130 BoogieDeclarations]: Found specification of procedure real_y [2022-07-23 00:46:57,253 INFO L138 BoogieDeclarations]: Found implementation of procedure real_y [2022-07-23 00:46:57,254 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_update_softback [2022-07-23 00:46:57,254 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_update_softback [2022-07-23 00:46:57,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-23 00:46:57,254 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-23 00:46:57,254 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-23 00:46:57,254 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-23 00:46:57,255 INFO L130 BoogieDeclarations]: Found specification of procedure update_region [2022-07-23 00:46:57,255 INFO L138 BoogieDeclarations]: Found implementation of procedure update_region [2022-07-23 00:46:57,255 INFO L130 BoogieDeclarations]: Found specification of procedure fb_flashcursor [2022-07-23 00:46:57,255 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_flashcursor [2022-07-23 00:46:57,255 INFO L130 BoogieDeclarations]: Found specification of procedure find_font [2022-07-23 00:46:57,255 INFO L138 BoogieDeclarations]: Found implementation of procedure find_font [2022-07-23 00:46:57,255 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-23 00:46:57,256 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_scrolldelta [2022-07-23 00:46:57,256 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_scrolldelta [2022-07-23 00:46:57,256 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-07-23 00:46:57,256 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_set_disp [2022-07-23 00:46:57,256 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_set_disp [2022-07-23 00:46:57,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-23 00:46:57,256 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_clear_margins [2022-07-23 00:46:57,257 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_clear_margins [2022-07-23 00:46:57,257 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-23 00:46:57,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-23 00:46:57,257 INFO L130 BoogieDeclarations]: Found specification of procedure display_to_var [2022-07-23 00:46:57,257 INFO L138 BoogieDeclarations]: Found implementation of procedure display_to_var [2022-07-23 00:46:57,257 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-23 00:46:57,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-23 00:46:57,258 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~int~X~int~X~int~TO~VOID [2022-07-23 00:46:57,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~int~X~int~X~int~TO~VOID [2022-07-23 00:46:57,258 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-23 00:46:57,258 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-23 00:46:57,258 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-07-23 00:46:57,258 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-07-23 00:46:57,258 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-23 00:46:57,259 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-23 00:46:57,259 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_debug_enter [2022-07-23 00:46:57,259 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_debug_enter [2022-07-23 00:46:57,259 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_del_cursor_timer [2022-07-23 00:46:57,259 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_del_cursor_timer [2022-07-23 00:46:57,259 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_redraw_move [2022-07-23 00:46:57,259 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_redraw_move [2022-07-23 00:46:57,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-23 00:46:57,260 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2022-07-23 00:46:57,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2022-07-23 00:46:57,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-23 00:46:57,260 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_is_inactive [2022-07-23 00:46:57,260 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_is_inactive [2022-07-23 00:46:57,260 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_clear [2022-07-23 00:46:57,261 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_clear [2022-07-23 00:46:57,261 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_add_cursor_timer [2022-07-23 00:46:57,261 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_add_cursor_timer [2022-07-23 00:46:57,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-23 00:46:57,261 INFO L130 BoogieDeclarations]: Found specification of procedure fb_set_var [2022-07-23 00:46:57,261 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_set_var [2022-07-23 00:46:57,262 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-23 00:46:57,262 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-23 00:46:57,262 INFO L130 BoogieDeclarations]: Found specification of procedure set_blitting_type [2022-07-23 00:46:57,262 INFO L138 BoogieDeclarations]: Found implementation of procedure set_blitting_type [2022-07-23 00:46:57,262 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_bmove_rec [2022-07-23 00:46:57,262 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_bmove_rec [2022-07-23 00:46:57,262 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-23 00:46:57,263 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-23 00:46:57,263 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_set_palette [2022-07-23 00:46:57,263 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_set_palette [2022-07-23 00:46:57,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-23 00:46:57,263 INFO L130 BoogieDeclarations]: Found specification of procedure set_con2fb_map [2022-07-23 00:46:57,263 INFO L138 BoogieDeclarations]: Found implementation of procedure set_con2fb_map [2022-07-23 00:46:57,263 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_debug_leave [2022-07-23 00:46:57,264 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_debug_leave [2022-07-23 00:46:57,264 INFO L130 BoogieDeclarations]: Found specification of procedure console_conditional_schedule [2022-07-23 00:46:57,264 INFO L138 BoogieDeclarations]: Found implementation of procedure console_conditional_schedule [2022-07-23 00:46:57,264 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_copy_font [2022-07-23 00:46:57,264 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_copy_font [2022-07-23 00:46:57,264 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_do_set_font [2022-07-23 00:46:57,264 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_do_set_font [2022-07-23 00:46:57,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-07-23 00:46:57,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-07-23 00:46:57,265 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-23 00:46:57,265 INFO L130 BoogieDeclarations]: Found specification of procedure con2fb_acquire_newinfo [2022-07-23 00:46:57,265 INFO L138 BoogieDeclarations]: Found implementation of procedure con2fb_acquire_newinfo [2022-07-23 00:46:57,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-07-23 00:46:57,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-07-23 00:46:57,266 INFO L130 BoogieDeclarations]: Found specification of procedure fb_get_color_depth [2022-07-23 00:46:57,266 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_get_color_depth [2022-07-23 00:46:57,266 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-23 00:46:57,266 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_prepare_logo [2022-07-23 00:46:57,266 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_prepare_logo [2022-07-23 00:46:57,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-23 00:46:57,266 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_redraw_blit [2022-07-23 00:46:57,267 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_redraw_blit [2022-07-23 00:46:57,267 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2022-07-23 00:46:57,267 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2022-07-23 00:46:57,267 INFO L130 BoogieDeclarations]: Found specification of procedure fb_videomode_to_var [2022-07-23 00:46:57,267 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_videomode_to_var [2022-07-23 00:46:57,267 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~int~TO~VOID [2022-07-23 00:46:57,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~int~TO~VOID [2022-07-23 00:46:57,268 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-07-23 00:46:57,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-07-23 00:46:57,268 INFO L130 BoogieDeclarations]: Found specification of procedure console_lock [2022-07-23 00:46:57,268 INFO L138 BoogieDeclarations]: Found implementation of procedure console_lock [2022-07-23 00:46:57,268 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_modechanged [2022-07-23 00:46:57,268 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_modechanged [2022-07-23 00:46:57,269 INFO L130 BoogieDeclarations]: Found specification of procedure console_unlock [2022-07-23 00:46:57,269 INFO L138 BoogieDeclarations]: Found implementation of procedure console_unlock [2022-07-23 00:46:57,269 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_invert_region [2022-07-23 00:46:57,269 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_invert_region [2022-07-23 00:46:57,269 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_set_all_vcs [2022-07-23 00:46:57,269 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_set_all_vcs [2022-07-23 00:46:57,269 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_redraw [2022-07-23 00:46:57,270 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_redraw [2022-07-23 00:46:57,270 INFO L130 BoogieDeclarations]: Found specification of procedure updatescrollmode [2022-07-23 00:46:57,270 INFO L138 BoogieDeclarations]: Found implementation of procedure updatescrollmode [2022-07-23 00:46:57,270 INFO L130 BoogieDeclarations]: Found specification of procedure fbcon_switch [2022-07-23 00:46:57,270 INFO L138 BoogieDeclarations]: Found implementation of procedure fbcon_switch [2022-07-23 00:46:57,270 INFO L130 BoogieDeclarations]: Found specification of procedure vc_resize [2022-07-23 00:46:57,270 INFO L138 BoogieDeclarations]: Found implementation of procedure vc_resize [2022-07-23 00:46:57,271 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-07-23 00:46:57,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-07-23 00:46:57,271 INFO L130 BoogieDeclarations]: Found specification of procedure redraw_screen [2022-07-23 00:46:57,271 INFO L138 BoogieDeclarations]: Found implementation of procedure redraw_screen [2022-07-23 00:46:57,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-23 00:46:57,271 INFO L130 BoogieDeclarations]: Found specification of procedure search_fb_in_map [2022-07-23 00:46:57,271 INFO L138 BoogieDeclarations]: Found implementation of procedure search_fb_in_map [2022-07-23 00:46:57,272 INFO L130 BoogieDeclarations]: Found specification of procedure con_set_default_unimap [2022-07-23 00:46:57,272 INFO L138 BoogieDeclarations]: Found implementation of procedure con_set_default_unimap [2022-07-23 00:46:57,272 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2022-07-23 00:46:57,272 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2022-07-23 00:46:57,272 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-23 00:46:57,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-23 00:46:57,272 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-07-23 00:46:57,273 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-07-23 00:46:58,078 INFO L234 CfgBuilder]: Building ICFG [2022-07-23 00:46:58,081 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-23 00:47:00,902 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-23 00:47:24,417 INFO L275 CfgBuilder]: Performing block encoding [2022-07-23 00:47:24,438 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-23 00:47:24,438 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-23 00:47:24,443 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 12:47:24 BoogieIcfgContainer [2022-07-23 00:47:24,444 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-23 00:47:24,445 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-23 00:47:24,445 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-23 00:47:24,449 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-23 00:47:24,449 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.07 12:46:53" (1/3) ... [2022-07-23 00:47:24,450 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6acbca91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 12:47:24, skipping insertion in model container [2022-07-23 00:47:24,450 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:46:56" (2/3) ... [2022-07-23 00:47:24,450 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6acbca91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 12:47:24, skipping insertion in model container [2022-07-23 00:47:24,450 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 12:47:24" (3/3) ... [2022-07-23 00:47:24,451 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--video--console--fbcon.ko-entry_point.cil.out.i [2022-07-23 00:47:24,463 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-23 00:47:24,464 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-23 00:47:24,558 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-23 00:47:24,566 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@71d2d2e9, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@150e406c [2022-07-23 00:47:24,566 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-23 00:47:24,577 INFO L276 IsEmpty]: Start isEmpty. Operand has 2106 states, 1628 states have (on average 1.4582309582309583) internal successors, (2374), 1679 states have internal predecessors, (2374), 395 states have call successors, (395), 82 states have call predecessors, (395), 81 states have return successors, (390), 378 states have call predecessors, (390), 390 states have call successors, (390) [2022-07-23 00:47:24,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 540 [2022-07-23 00:47:24,621 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 00:47:24,623 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 34, 34, 34, 34, 34, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 00:47:24,625 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 00:47:24,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 00:47:24,630 INFO L85 PathProgramCache]: Analyzing trace with hash 272447645, now seen corresponding path program 1 times [2022-07-23 00:47:24,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 00:47:24,637 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1127524417] [2022-07-23 00:47:24,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 00:47:24,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 00:47:25,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:25,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 00:47:25,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:25,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:25,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:25,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:47:25,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:25,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-23 00:47:25,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:25,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:25,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:25,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:47:25,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:25,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-23 00:47:25,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:25,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:25,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:25,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:47:25,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:25,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-23 00:47:25,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:25,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:25,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:25,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:47:25,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:25,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 00:47:25,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:25,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:25,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:25,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:47:25,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:25,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-23 00:47:25,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:25,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:25,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:25,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:47:25,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:25,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-23 00:47:25,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:25,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:25,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:25,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:47:25,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:25,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-23 00:47:25,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:25,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:25,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:25,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:47:25,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:25,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-07-23 00:47:25,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:25,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:25,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:25,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-07-23 00:47:25,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:25,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:25,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:25,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-07-23 00:47:25,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:25,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:25,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:25,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-07-23 00:47:25,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:25,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:25,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:25,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-07-23 00:47:25,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:25,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:25,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:25,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-23 00:47:25,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:25,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:25,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:25,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-07-23 00:47:25,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:25,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:25,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:25,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-07-23 00:47:25,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:25,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:25,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:25,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2022-07-23 00:47:25,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:25,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:25,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:25,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-07-23 00:47:25,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:25,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:25,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:25,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-07-23 00:47:25,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:26,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-07-23 00:47:26,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:26,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-23 00:47:26,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:26,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-07-23 00:47:26,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:26,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-07-23 00:47:26,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:26,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-23 00:47:26,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:26,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2022-07-23 00:47:26,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:26,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-23 00:47:26,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:26,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-23 00:47:26,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:26,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2022-07-23 00:47:26,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:26,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2022-07-23 00:47:26,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:26,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2022-07-23 00:47:26,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:26,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-07-23 00:47:26,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:26,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2022-07-23 00:47:26,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:26,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2022-07-23 00:47:26,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:26,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2022-07-23 00:47:26,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:26,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2022-07-23 00:47:26,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:26,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2022-07-23 00:47:26,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:26,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-07-23 00:47:26,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:26,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2022-07-23 00:47:26,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:26,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2022-07-23 00:47:26,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:26,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-23 00:47:26,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:26,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2022-07-23 00:47:26,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:26,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2022-07-23 00:47:26,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:26,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2022-07-23 00:47:26,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2022-07-23 00:47:26,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2022-07-23 00:47:26,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2022-07-23 00:47:26,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:26,536 INFO L134 CoverageAnalysis]: Checked inductivity of 5441 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5441 trivial. 0 not checked. [2022-07-23 00:47:26,536 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 00:47:26,536 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1127524417] [2022-07-23 00:47:26,537 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1127524417] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 00:47:26,537 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 00:47:26,537 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 00:47:26,539 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [388027070] [2022-07-23 00:47:26,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 00:47:26,543 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 00:47:26,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 00:47:26,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 00:47:26,565 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2022-07-23 00:47:26,571 INFO L87 Difference]: Start difference. First operand has 2106 states, 1628 states have (on average 1.4582309582309583) internal successors, (2374), 1679 states have internal predecessors, (2374), 395 states have call successors, (395), 82 states have call predecessors, (395), 81 states have return successors, (390), 378 states have call predecessors, (390), 390 states have call successors, (390) Second operand has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 2 states have internal predecessors, (85), 2 states have call successors, (50), 6 states have call predecessors, (50), 2 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2022-07-23 00:47:28,901 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:47:31,833 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:47:34,052 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:47:36,211 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:47:38,295 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:47:42,155 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:47:45,329 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:47:47,481 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:47:48,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 00:47:48,364 INFO L93 Difference]: Finished difference Result 4614 states and 7239 transitions. [2022-07-23 00:47:48,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-23 00:47:48,367 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 2 states have internal predecessors, (85), 2 states have call successors, (50), 6 states have call predecessors, (50), 2 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) Word has length 539 [2022-07-23 00:47:48,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 00:47:48,412 INFO L225 Difference]: With dead ends: 4614 [2022-07-23 00:47:48,412 INFO L226 Difference]: Without dead ends: 2501 [2022-07-23 00:47:48,431 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2022-07-23 00:47:48,437 INFO L413 NwaCegarLoop]: 2936 mSDtfsCounter, 2504 mSDsluCounter, 1553 mSDsCounter, 0 mSdLazyCounter, 1346 mSolverCounterSat, 1596 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2555 SdHoareTripleChecker+Valid, 4489 SdHoareTripleChecker+Invalid, 2950 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1596 IncrementalHoareTripleChecker+Valid, 1346 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.4s IncrementalHoareTripleChecker+Time [2022-07-23 00:47:48,438 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2555 Valid, 4489 Invalid, 2950 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1596 Valid, 1346 Invalid, 8 Unknown, 0 Unchecked, 21.4s Time] [2022-07-23 00:47:48,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2501 states. [2022-07-23 00:47:48,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2501 to 2094. [2022-07-23 00:47:48,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2094 states, 1623 states have (on average 1.441158348736907) internal successors, (2339), 1667 states have internal predecessors, (2339), 390 states have call successors, (390), 81 states have call predecessors, (390), 80 states have return successors, (388), 376 states have call predecessors, (388), 388 states have call successors, (388) [2022-07-23 00:47:48,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2094 states to 2094 states and 3117 transitions. [2022-07-23 00:47:48,672 INFO L78 Accepts]: Start accepts. Automaton has 2094 states and 3117 transitions. Word has length 539 [2022-07-23 00:47:48,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 00:47:48,675 INFO L495 AbstractCegarLoop]: Abstraction has 2094 states and 3117 transitions. [2022-07-23 00:47:48,675 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 2 states have internal predecessors, (85), 2 states have call successors, (50), 6 states have call predecessors, (50), 2 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2022-07-23 00:47:48,676 INFO L276 IsEmpty]: Start isEmpty. Operand 2094 states and 3117 transitions. [2022-07-23 00:47:48,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 540 [2022-07-23 00:47:48,691 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 00:47:48,691 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 34, 34, 34, 34, 34, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 00:47:48,692 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-23 00:47:48,692 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 00:47:48,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 00:47:48,693 INFO L85 PathProgramCache]: Analyzing trace with hash -1462131059, now seen corresponding path program 1 times [2022-07-23 00:47:48,693 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 00:47:48,693 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1767616252] [2022-07-23 00:47:48,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 00:47:48,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 00:47:48,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 00:47:49,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:49,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:47:49,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-23 00:47:49,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:49,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:47:49,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-23 00:47:49,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:49,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:47:49,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-23 00:47:49,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:49,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:47:49,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 00:47:49,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:49,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:47:49,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-23 00:47:49,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:49,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:47:49,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-23 00:47:49,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:49,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:47:49,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-23 00:47:49,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:49,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:47:49,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-07-23 00:47:49,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:49,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-07-23 00:47:49,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:49,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-07-23 00:47:49,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:49,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-07-23 00:47:49,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:49,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-07-23 00:47:49,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:49,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-23 00:47:49,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:49,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-07-23 00:47:49,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:49,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-07-23 00:47:49,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:49,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2022-07-23 00:47:49,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:49,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-07-23 00:47:49,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:49,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-07-23 00:47:49,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:49,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-07-23 00:47:49,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:49,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-23 00:47:49,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:49,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-07-23 00:47:49,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:49,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-07-23 00:47:49,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:49,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-23 00:47:49,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:49,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2022-07-23 00:47:49,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:49,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-23 00:47:49,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:49,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-23 00:47:49,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:49,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2022-07-23 00:47:49,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:49,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2022-07-23 00:47:49,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:49,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2022-07-23 00:47:49,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:49,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-07-23 00:47:49,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:49,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2022-07-23 00:47:49,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:49,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2022-07-23 00:47:49,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:49,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2022-07-23 00:47:49,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:49,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2022-07-23 00:47:49,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:49,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2022-07-23 00:47:49,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:49,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-07-23 00:47:49,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:49,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2022-07-23 00:47:49,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:49,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2022-07-23 00:47:49,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:49,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-23 00:47:49,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:49,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2022-07-23 00:47:49,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:49,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2022-07-23 00:47:49,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:47:49,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2022-07-23 00:47:49,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2022-07-23 00:47:49,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2022-07-23 00:47:49,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2022-07-23 00:47:49,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:47:49,842 INFO L134 CoverageAnalysis]: Checked inductivity of 5441 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5441 trivial. 0 not checked. [2022-07-23 00:47:49,842 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 00:47:49,842 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1767616252] [2022-07-23 00:47:49,843 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1767616252] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 00:47:49,843 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 00:47:49,843 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-23 00:47:49,843 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1116370459] [2022-07-23 00:47:49,843 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 00:47:49,846 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-23 00:47:49,846 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 00:47:49,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-23 00:47:49,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2022-07-23 00:47:49,847 INFO L87 Difference]: Start difference. First operand 2094 states and 3117 transitions. Second operand has 7 states, 7 states have (on average 12.142857142857142) internal successors, (85), 3 states have internal predecessors, (85), 2 states have call successors, (50), 6 states have call predecessors, (50), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2022-07-23 00:47:52,271 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:47:54,881 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:47:57,408 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:47:59,707 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:48:01,886 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:48:04,009 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:48:07,608 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:48:10,991 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:48:13,703 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:48:16,055 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:48:18,468 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:48:20,786 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:48:24,561 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:48:27,493 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:48:29,686 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:48:32,388 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:48:34,507 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:48:34,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 00:48:34,599 INFO L93 Difference]: Finished difference Result 6832 states and 10456 transitions. [2022-07-23 00:48:34,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-23 00:48:34,600 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.142857142857142) internal successors, (85), 3 states have internal predecessors, (85), 2 states have call successors, (50), 6 states have call predecessors, (50), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) Word has length 539 [2022-07-23 00:48:34,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 00:48:34,631 INFO L225 Difference]: With dead ends: 6832 [2022-07-23 00:48:34,631 INFO L226 Difference]: Without dead ends: 4831 [2022-07-23 00:48:34,639 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 192 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2022-07-23 00:48:34,640 INFO L413 NwaCegarLoop]: 3238 mSDtfsCounter, 9126 mSDsluCounter, 3585 mSDsCounter, 0 mSdLazyCounter, 3009 mSolverCounterSat, 4182 mSolverCounterUnsat, 17 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 42.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9432 SdHoareTripleChecker+Valid, 6823 SdHoareTripleChecker+Invalid, 7208 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4182 IncrementalHoareTripleChecker+Valid, 3009 IncrementalHoareTripleChecker+Invalid, 17 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 44.2s IncrementalHoareTripleChecker+Time [2022-07-23 00:48:34,641 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9432 Valid, 6823 Invalid, 7208 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4182 Valid, 3009 Invalid, 17 Unknown, 0 Unchecked, 44.2s Time] [2022-07-23 00:48:34,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4831 states. [2022-07-23 00:48:34,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4831 to 4015. [2022-07-23 00:48:34,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4015 states, 3141 states have (on average 1.4508118433619865) internal successors, (4557), 3226 states have internal predecessors, (4557), 718 states have call successors, (718), 157 states have call predecessors, (718), 155 states have return successors, (716), 691 states have call predecessors, (716), 716 states have call successors, (716) [2022-07-23 00:48:34,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4015 states to 4015 states and 5991 transitions. [2022-07-23 00:48:34,815 INFO L78 Accepts]: Start accepts. Automaton has 4015 states and 5991 transitions. Word has length 539 [2022-07-23 00:48:34,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 00:48:34,817 INFO L495 AbstractCegarLoop]: Abstraction has 4015 states and 5991 transitions. [2022-07-23 00:48:34,817 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.142857142857142) internal successors, (85), 3 states have internal predecessors, (85), 2 states have call successors, (50), 6 states have call predecessors, (50), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2022-07-23 00:48:34,817 INFO L276 IsEmpty]: Start isEmpty. Operand 4015 states and 5991 transitions. [2022-07-23 00:48:34,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 548 [2022-07-23 00:48:34,831 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 00:48:34,832 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 34, 34, 34, 34, 34, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 00:48:34,832 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-23 00:48:34,832 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 00:48:34,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 00:48:34,833 INFO L85 PathProgramCache]: Analyzing trace with hash -1594532682, now seen corresponding path program 1 times [2022-07-23 00:48:34,833 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 00:48:34,833 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [96526231] [2022-07-23 00:48:34,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 00:48:34,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 00:48:35,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 00:48:35,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:35,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:48:35,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-23 00:48:35,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:35,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:48:35,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-23 00:48:35,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:35,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:48:35,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-23 00:48:35,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:35,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:48:35,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 00:48:35,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:35,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:48:35,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-23 00:48:35,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:35,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:48:35,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-23 00:48:35,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:35,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:48:35,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-23 00:48:35,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:35,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:48:35,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-07-23 00:48:35,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:35,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-07-23 00:48:35,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:35,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-07-23 00:48:35,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:35,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-07-23 00:48:35,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:35,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-07-23 00:48:35,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:35,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-23 00:48:35,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:35,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-07-23 00:48:35,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:35,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-07-23 00:48:35,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:35,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2022-07-23 00:48:35,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:35,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-07-23 00:48:35,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:35,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-07-23 00:48:35,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:35,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-07-23 00:48:35,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:35,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-23 00:48:35,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:35,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-07-23 00:48:35,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:35,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-07-23 00:48:35,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:35,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-23 00:48:35,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:35,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2022-07-23 00:48:35,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:35,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-23 00:48:35,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:35,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-23 00:48:35,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:35,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2022-07-23 00:48:35,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:35,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2022-07-23 00:48:35,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:35,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2022-07-23 00:48:35,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:35,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-07-23 00:48:35,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:35,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2022-07-23 00:48:35,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:35,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2022-07-23 00:48:35,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:35,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2022-07-23 00:48:35,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:35,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2022-07-23 00:48:35,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:35,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2022-07-23 00:48:35,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:35,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-07-23 00:48:35,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:35,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2022-07-23 00:48:35,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:35,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2022-07-23 00:48:35,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:35,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-23 00:48:35,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:35,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2022-07-23 00:48:35,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:35,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2022-07-23 00:48:35,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:35,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2022-07-23 00:48:35,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2022-07-23 00:48:35,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:35,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 534 [2022-07-23 00:48:35,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:35,790 INFO L134 CoverageAnalysis]: Checked inductivity of 5441 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5441 trivial. 0 not checked. [2022-07-23 00:48:35,791 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 00:48:35,791 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [96526231] [2022-07-23 00:48:35,791 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [96526231] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 00:48:35,792 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 00:48:35,792 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 00:48:35,792 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [67694947] [2022-07-23 00:48:35,792 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 00:48:35,793 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 00:48:35,793 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 00:48:35,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 00:48:35,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-23 00:48:35,794 INFO L87 Difference]: Start difference. First operand 4015 states and 5991 transitions. Second operand has 6 states, 6 states have (on average 15.5) internal successors, (93), 3 states have internal predecessors, (93), 2 states have call successors, (50), 5 states have call predecessors, (50), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2022-07-23 00:48:38,071 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:48:40,983 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:48:43,232 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:48:45,406 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:48:47,490 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:48:50,573 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:48:53,645 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:48:55,833 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:48:56,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 00:48:56,547 INFO L93 Difference]: Finished difference Result 8596 states and 13035 transitions. [2022-07-23 00:48:56,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-23 00:48:56,548 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.5) internal successors, (93), 3 states have internal predecessors, (93), 2 states have call successors, (50), 5 states have call predecessors, (50), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) Word has length 547 [2022-07-23 00:48:56,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 00:48:56,579 INFO L225 Difference]: With dead ends: 8596 [2022-07-23 00:48:56,580 INFO L226 Difference]: Without dead ends: 4674 [2022-07-23 00:48:56,597 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 192 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2022-07-23 00:48:56,599 INFO L413 NwaCegarLoop]: 2931 mSDtfsCounter, 2362 mSDsluCounter, 3812 mSDsCounter, 0 mSdLazyCounter, 2060 mSolverCounterSat, 1499 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2375 SdHoareTripleChecker+Valid, 6743 SdHoareTripleChecker+Invalid, 3567 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1499 IncrementalHoareTripleChecker+Valid, 2060 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.5s IncrementalHoareTripleChecker+Time [2022-07-23 00:48:56,601 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2375 Valid, 6743 Invalid, 3567 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1499 Valid, 2060 Invalid, 8 Unknown, 0 Unchecked, 20.5s Time] [2022-07-23 00:48:56,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4674 states. [2022-07-23 00:48:56,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4674 to 4016. [2022-07-23 00:48:56,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4016 states, 3142 states have (on average 1.4506683640993) internal successors, (4558), 3227 states have internal predecessors, (4558), 718 states have call successors, (718), 157 states have call predecessors, (718), 155 states have return successors, (716), 691 states have call predecessors, (716), 716 states have call successors, (716) [2022-07-23 00:48:56,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4016 states to 4016 states and 5992 transitions. [2022-07-23 00:48:56,788 INFO L78 Accepts]: Start accepts. Automaton has 4016 states and 5992 transitions. Word has length 547 [2022-07-23 00:48:56,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 00:48:56,792 INFO L495 AbstractCegarLoop]: Abstraction has 4016 states and 5992 transitions. [2022-07-23 00:48:56,793 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.5) internal successors, (93), 3 states have internal predecessors, (93), 2 states have call successors, (50), 5 states have call predecessors, (50), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2022-07-23 00:48:56,793 INFO L276 IsEmpty]: Start isEmpty. Operand 4016 states and 5992 transitions. [2022-07-23 00:48:56,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 550 [2022-07-23 00:48:56,802 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 00:48:56,803 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 34, 34, 34, 34, 34, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 00:48:56,803 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-23 00:48:56,803 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 00:48:56,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 00:48:56,804 INFO L85 PathProgramCache]: Analyzing trace with hash -942593614, now seen corresponding path program 1 times [2022-07-23 00:48:56,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 00:48:56,804 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [286113857] [2022-07-23 00:48:56,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 00:48:56,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 00:48:57,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 00:48:57,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:57,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:48:57,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-23 00:48:57,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:57,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:48:57,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-23 00:48:57,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:57,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:48:57,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-23 00:48:57,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:57,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:48:57,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 00:48:57,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:57,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:48:57,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-23 00:48:57,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:57,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:48:57,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-23 00:48:57,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:57,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:48:57,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-23 00:48:57,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:57,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:48:57,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-07-23 00:48:57,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:57,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-07-23 00:48:57,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:57,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-07-23 00:48:57,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:57,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-07-23 00:48:57,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:57,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-07-23 00:48:57,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:57,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-23 00:48:57,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:57,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-07-23 00:48:57,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:57,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-07-23 00:48:57,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:57,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2022-07-23 00:48:57,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:57,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-07-23 00:48:57,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:57,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-07-23 00:48:57,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:57,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-07-23 00:48:57,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:57,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-23 00:48:57,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:57,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-07-23 00:48:57,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:57,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-07-23 00:48:57,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:57,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-23 00:48:57,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:57,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2022-07-23 00:48:57,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:57,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-23 00:48:57,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:57,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-23 00:48:57,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:57,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2022-07-23 00:48:57,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:57,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2022-07-23 00:48:57,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:57,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2022-07-23 00:48:57,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:57,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-07-23 00:48:57,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:57,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2022-07-23 00:48:57,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:57,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2022-07-23 00:48:57,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:57,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2022-07-23 00:48:57,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:57,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2022-07-23 00:48:57,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:57,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2022-07-23 00:48:57,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:57,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-07-23 00:48:57,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:57,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2022-07-23 00:48:57,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:57,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2022-07-23 00:48:57,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:57,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-23 00:48:57,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:57,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2022-07-23 00:48:57,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:57,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2022-07-23 00:48:57,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:57,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2022-07-23 00:48:57,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2022-07-23 00:48:57,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:48:57,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 536 [2022-07-23 00:48:57,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:57,694 INFO L134 CoverageAnalysis]: Checked inductivity of 5442 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5441 trivial. 0 not checked. [2022-07-23 00:48:57,694 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 00:48:57,694 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [286113857] [2022-07-23 00:48:57,695 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [286113857] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-23 00:48:57,695 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [37996398] [2022-07-23 00:48:57,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 00:48:57,695 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-23 00:48:57,695 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 00:48:57,701 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) [2022-07-23 00:48:57,707 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-23 00:48:59,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:48:59,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 4864 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-23 00:48:59,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 00:49:00,152 INFO L134 CoverageAnalysis]: Checked inductivity of 5442 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5442 trivial. 0 not checked. [2022-07-23 00:49:00,152 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-23 00:49:00,153 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [37996398] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 00:49:00,153 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-23 00:49:00,153 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 8 [2022-07-23 00:49:00,153 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [892104208] [2022-07-23 00:49:00,153 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 00:49:00,154 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-23 00:49:00,154 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 00:49:00,154 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 00:49:00,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-23 00:49:00,155 INFO L87 Difference]: Start difference. First operand 4016 states and 5992 transitions. Second operand has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 2 states have internal predecessors, (95), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (49), 1 states have call predecessors, (49), 1 states have call successors, (49) [2022-07-23 00:49:00,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 00:49:00,398 INFO L93 Difference]: Finished difference Result 11859 states and 17750 transitions. [2022-07-23 00:49:00,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 00:49:00,399 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 2 states have internal predecessors, (95), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (49), 1 states have call predecessors, (49), 1 states have call successors, (49) Word has length 549 [2022-07-23 00:49:00,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 00:49:00,446 INFO L225 Difference]: With dead ends: 11859 [2022-07-23 00:49:00,446 INFO L226 Difference]: Without dead ends: 7930 [2022-07-23 00:49:00,469 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 744 GetRequests, 738 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-23 00:49:00,470 INFO L413 NwaCegarLoop]: 3582 mSDtfsCounter, 2921 mSDsluCounter, 2985 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2921 SdHoareTripleChecker+Valid, 6567 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-23 00:49:00,470 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2921 Valid, 6567 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-23 00:49:00,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7930 states. [2022-07-23 00:49:00,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7930 to 7926. [2022-07-23 00:49:00,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7926 states, 6227 states have (on average 1.4541512766982496) internal successors, (9055), 6397 states have internal predecessors, (9055), 1389 states have call successors, (1389), 312 states have call predecessors, (1389), 309 states have return successors, (1402), 1336 states have call predecessors, (1402), 1386 states have call successors, (1402) [2022-07-23 00:49:00,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7926 states to 7926 states and 11846 transitions. [2022-07-23 00:49:00,804 INFO L78 Accepts]: Start accepts. Automaton has 7926 states and 11846 transitions. Word has length 549 [2022-07-23 00:49:00,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 00:49:00,805 INFO L495 AbstractCegarLoop]: Abstraction has 7926 states and 11846 transitions. [2022-07-23 00:49:00,805 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 2 states have internal predecessors, (95), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (49), 1 states have call predecessors, (49), 1 states have call successors, (49) [2022-07-23 00:49:00,805 INFO L276 IsEmpty]: Start isEmpty. Operand 7926 states and 11846 transitions. [2022-07-23 00:49:00,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 560 [2022-07-23 00:49:00,816 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 00:49:00,817 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 34, 34, 34, 34, 34, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 00:49:00,853 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-07-23 00:49:01,035 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-23 00:49:01,036 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 00:49:01,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 00:49:01,036 INFO L85 PathProgramCache]: Analyzing trace with hash -671706907, now seen corresponding path program 1 times [2022-07-23 00:49:01,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 00:49:01,036 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [486466771] [2022-07-23 00:49:01,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 00:49:01,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 00:49:01,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 00:49:01,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:49:01,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:49:01,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-23 00:49:01,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:49:01,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:49:01,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-23 00:49:01,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:49:01,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:49:01,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-23 00:49:01,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:49:01,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:49:01,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 00:49:01,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:49:01,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:49:01,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-23 00:49:01,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:49:01,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:49:01,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-23 00:49:01,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:49:01,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:49:01,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-23 00:49:01,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:49:01,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:49:01,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-07-23 00:49:01,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:49:01,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-07-23 00:49:01,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:49:01,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-07-23 00:49:01,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:49:01,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-07-23 00:49:01,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:49:01,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-07-23 00:49:01,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:49:01,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-23 00:49:01,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:49:01,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-07-23 00:49:01,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:49:01,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-07-23 00:49:01,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:49:01,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2022-07-23 00:49:01,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:49:01,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-07-23 00:49:01,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:49:01,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-07-23 00:49:01,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:49:01,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-07-23 00:49:01,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:49:01,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-23 00:49:01,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:49:01,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-07-23 00:49:01,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:49:01,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-07-23 00:49:01,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:49:01,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-23 00:49:01,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:49:01,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2022-07-23 00:49:01,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:49:01,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-23 00:49:01,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:49:01,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-23 00:49:01,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:49:01,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2022-07-23 00:49:01,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:49:01,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2022-07-23 00:49:01,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:49:01,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2022-07-23 00:49:01,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:49:01,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-07-23 00:49:01,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:49:01,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2022-07-23 00:49:01,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:49:01,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2022-07-23 00:49:01,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:49:01,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2022-07-23 00:49:01,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:49:01,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2022-07-23 00:49:01,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:49:01,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2022-07-23 00:49:01,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:49:01,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-07-23 00:49:01,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:49:01,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2022-07-23 00:49:01,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:49:01,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2022-07-23 00:49:01,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:49:01,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-23 00:49:01,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:49:01,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2022-07-23 00:49:01,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:49:01,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2022-07-23 00:49:01,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:49:01,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 530 [2022-07-23 00:49:01,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2022-07-23 00:49:01,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:49:01,990 INFO L134 CoverageAnalysis]: Checked inductivity of 5441 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5441 trivial. 0 not checked. [2022-07-23 00:49:01,990 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 00:49:01,990 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [486466771] [2022-07-23 00:49:01,990 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [486466771] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 00:49:01,990 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 00:49:01,990 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-23 00:49:01,991 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482347152] [2022-07-23 00:49:01,991 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 00:49:01,991 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-23 00:49:01,992 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 00:49:01,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-23 00:49:01,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-07-23 00:49:01,992 INFO L87 Difference]: Start difference. First operand 7926 states and 11846 transitions. Second operand has 7 states, 7 states have (on average 15.285714285714286) internal successors, (107), 3 states have internal predecessors, (107), 2 states have call successors, (50), 6 states have call predecessors, (50), 1 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2022-07-23 00:49:04,652 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:49:06,699 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:49:08,762 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:49:10,638 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:49:12,762 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:49:16,159 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:49:18,190 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:49:20,216 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:49:22,491 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:49:24,546 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:49:26,807 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:49:28,838 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:49:30,864 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:49:32,889 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:49:35,876 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:49:37,899 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:49:40,134 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:49:42,356 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:49:44,398 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:49:47,412 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:49:49,446 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:49:53,192 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:49:55,254 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:49:59,014 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:50:01,037 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:50:03,064 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:50:05,104 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:50:07,134 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:50:09,935 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:50:11,970 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:50:15,329 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:50:15,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 00:50:15,441 INFO L93 Difference]: Finished difference Result 25253 states and 38652 transitions. [2022-07-23 00:50:15,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-23 00:50:15,442 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.285714285714286) internal successors, (107), 3 states have internal predecessors, (107), 2 states have call successors, (50), 6 states have call predecessors, (50), 1 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) Word has length 559 [2022-07-23 00:50:15,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 00:50:15,552 INFO L225 Difference]: With dead ends: 25253 [2022-07-23 00:50:15,553 INFO L226 Difference]: Without dead ends: 17414 [2022-07-23 00:50:15,588 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-07-23 00:50:15,588 INFO L413 NwaCegarLoop]: 3199 mSDtfsCounter, 7180 mSDsluCounter, 6836 mSDsCounter, 0 mSdLazyCounter, 5453 mSolverCounterSat, 2969 mSolverCounterUnsat, 29 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 70.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7460 SdHoareTripleChecker+Valid, 10035 SdHoareTripleChecker+Invalid, 8451 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2969 IncrementalHoareTripleChecker+Valid, 5453 IncrementalHoareTripleChecker+Invalid, 29 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 72.7s IncrementalHoareTripleChecker+Time [2022-07-23 00:50:15,589 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7460 Valid, 10035 Invalid, 8451 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2969 Valid, 5453 Invalid, 29 Unknown, 0 Unchecked, 72.7s Time] [2022-07-23 00:50:15,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17414 states. [2022-07-23 00:50:16,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17414 to 12729. [2022-07-23 00:50:16,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12729 states, 10077 states have (on average 1.4498362607919024) internal successors, (14610), 10336 states have internal predecessors, (14610), 2077 states have call successors, (2077), 574 states have call predecessors, (2077), 574 states have return successors, (2131), 2006 states have call predecessors, (2131), 2073 states have call successors, (2131) [2022-07-23 00:50:16,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12729 states to 12729 states and 18818 transitions. [2022-07-23 00:50:16,269 INFO L78 Accepts]: Start accepts. Automaton has 12729 states and 18818 transitions. Word has length 559 [2022-07-23 00:50:16,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 00:50:16,270 INFO L495 AbstractCegarLoop]: Abstraction has 12729 states and 18818 transitions. [2022-07-23 00:50:16,271 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.285714285714286) internal successors, (107), 3 states have internal predecessors, (107), 2 states have call successors, (50), 6 states have call predecessors, (50), 1 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2022-07-23 00:50:16,271 INFO L276 IsEmpty]: Start isEmpty. Operand 12729 states and 18818 transitions. [2022-07-23 00:50:16,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 561 [2022-07-23 00:50:16,277 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 00:50:16,277 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 34, 34, 34, 34, 34, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 00:50:16,277 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-23 00:50:16,278 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 00:50:16,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 00:50:16,279 INFO L85 PathProgramCache]: Analyzing trace with hash 806056384, now seen corresponding path program 1 times [2022-07-23 00:50:16,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 00:50:16,279 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [388203029] [2022-07-23 00:50:16,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 00:50:16,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 00:50:16,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 00:50:16,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:50:16,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:50:16,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-23 00:50:16,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:50:16,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:50:16,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-23 00:50:16,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:50:16,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:50:16,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-23 00:50:16,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:50:16,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:50:16,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 00:50:16,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:50:16,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:50:16,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-23 00:50:16,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:50:16,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:50:16,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-23 00:50:16,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:50:16,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:50:16,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-23 00:50:16,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:50:16,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:50:16,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-07-23 00:50:16,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:50:16,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-07-23 00:50:16,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:50:16,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-07-23 00:50:16,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:50:16,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-07-23 00:50:16,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:50:16,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-07-23 00:50:16,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:50:16,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-23 00:50:16,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:50:16,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-07-23 00:50:16,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:50:16,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-07-23 00:50:16,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:50:16,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2022-07-23 00:50:16,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:50:16,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-07-23 00:50:16,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:50:16,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-07-23 00:50:16,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:50:16,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-07-23 00:50:16,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:50:16,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-23 00:50:16,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:50:16,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-07-23 00:50:16,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:16,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:50:17,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:17,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-07-23 00:50:17,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:17,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:50:17,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:17,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-23 00:50:17,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:17,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:50:17,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:17,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2022-07-23 00:50:17,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:17,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:50:17,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:17,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-23 00:50:17,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:17,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:50:17,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:17,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-23 00:50:17,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:17,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:50:17,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:17,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2022-07-23 00:50:17,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:17,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:50:17,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:17,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2022-07-23 00:50:17,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:17,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:50:17,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:17,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2022-07-23 00:50:17,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:17,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:50:17,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:17,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-07-23 00:50:17,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:17,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:50:17,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:17,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2022-07-23 00:50:17,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:17,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:50:17,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:17,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2022-07-23 00:50:17,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:17,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:50:17,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:17,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2022-07-23 00:50:17,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:17,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:50:17,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:17,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2022-07-23 00:50:17,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:17,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:50:17,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:17,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2022-07-23 00:50:17,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:17,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:50:17,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:17,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-07-23 00:50:17,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:17,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:50:17,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:17,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2022-07-23 00:50:17,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:17,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:50:17,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:17,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2022-07-23 00:50:17,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:17,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:50:17,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:17,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-23 00:50:17,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:17,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:50:17,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:17,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2022-07-23 00:50:17,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:17,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:50:17,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:17,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2022-07-23 00:50:17,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:17,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:50:17,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:17,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2022-07-23 00:50:17,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:17,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 537 [2022-07-23 00:50:17,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:17,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 00:50:17,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:50:17,318 INFO L134 CoverageAnalysis]: Checked inductivity of 5441 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5441 trivial. 0 not checked. [2022-07-23 00:50:17,318 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 00:50:17,318 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [388203029] [2022-07-23 00:50:17,318 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [388203029] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 00:50:17,318 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 00:50:17,319 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-23 00:50:17,319 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1504983580] [2022-07-23 00:50:17,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 00:50:17,320 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-23 00:50:17,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 00:50:17,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-23 00:50:17,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2022-07-23 00:50:17,320 INFO L87 Difference]: Start difference. First operand 12729 states and 18818 transitions. Second operand has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (51), 6 states have call predecessors, (51), 1 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2022-07-23 00:50:19,831 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:50:21,999 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:50:25,025 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:50:27,486 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:50:29,743 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:50:31,833 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:50:34,014 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:50:36,541 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:50:40,603 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:50:43,867 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:50:46,674 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:50:50,685 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:50:52,709 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:50:56,123 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:50:58,247 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 00:50:58,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 00:50:58,248 INFO L93 Difference]: Finished difference Result 38202 states and 57403 transitions. [2022-07-23 00:50:58,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-23 00:50:58,371 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (51), 6 states have call predecessors, (51), 1 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) Word has length 560 [2022-07-23 00:50:58,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 00:50:58,554 INFO L225 Difference]: With dead ends: 38202 [2022-07-23 00:50:58,554 INFO L226 Difference]: Without dead ends: 25576 [2022-07-23 00:50:58,616 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 192 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2022-07-23 00:50:58,618 INFO L413 NwaCegarLoop]: 4746 mSDtfsCounter, 6331 mSDsluCounter, 4560 mSDsCounter, 0 mSdLazyCounter, 3284 mSolverCounterSat, 2786 mSolverCounterUnsat, 15 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 38.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6611 SdHoareTripleChecker+Valid, 9306 SdHoareTripleChecker+Invalid, 6085 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2786 IncrementalHoareTripleChecker+Valid, 3284 IncrementalHoareTripleChecker+Invalid, 15 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 39.9s IncrementalHoareTripleChecker+Time [2022-07-23 00:50:58,619 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6611 Valid, 9306 Invalid, 6085 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2786 Valid, 3284 Invalid, 15 Unknown, 0 Unchecked, 39.9s Time] [2022-07-23 00:50:58,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25576 states. [2022-07-23 00:50:59,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25576 to 20987. [2022-07-23 00:50:59,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20987 states, 16612 states have (on average 1.4467854562966531) internal successors, (24034), 17042 states have internal predecessors, (24034), 3407 states have call successors, (3407), 974 states have call predecessors, (3407), 967 states have return successors, (3465), 3272 states have call predecessors, (3465), 3401 states have call successors, (3465) [2022-07-23 00:50:59,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20987 states to 20987 states and 30906 transitions. [2022-07-23 00:50:59,718 INFO L78 Accepts]: Start accepts. Automaton has 20987 states and 30906 transitions. Word has length 560 [2022-07-23 00:50:59,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 00:50:59,720 INFO L495 AbstractCegarLoop]: Abstraction has 20987 states and 30906 transitions. [2022-07-23 00:50:59,720 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (51), 6 states have call predecessors, (51), 1 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2022-07-23 00:50:59,720 INFO L276 IsEmpty]: Start isEmpty. Operand 20987 states and 30906 transitions. [2022-07-23 00:50:59,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 617 [2022-07-23 00:50:59,733 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 00:50:59,734 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 34, 34, 34, 34, 34, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 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] [2022-07-23 00:50:59,734 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-23 00:50:59,734 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 00:50:59,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 00:50:59,735 INFO L85 PathProgramCache]: Analyzing trace with hash -294449862, now seen corresponding path program 1 times [2022-07-23 00:50:59,735 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 00:50:59,735 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391273954] [2022-07-23 00:50:59,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 00:50:59,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 00:50:59,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 00:51:00,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:51:00,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:51:00,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-23 00:51:00,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:51:00,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:51:00,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-23 00:51:00,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:51:00,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:51:00,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-23 00:51:00,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:51:00,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:51:00,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 00:51:00,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:51:00,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:51:00,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-23 00:51:00,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:51:00,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:51:00,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-23 00:51:00,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:51:00,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:51:00,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-23 00:51:00,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:51:00,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:51:00,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-07-23 00:51:00,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:51:00,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-07-23 00:51:00,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:51:00,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-07-23 00:51:00,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:51:00,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-07-23 00:51:00,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:51:00,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-07-23 00:51:00,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:51:00,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-07-23 00:51:00,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:51:00,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-07-23 00:51:00,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:51:00,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2022-07-23 00:51:00,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:51:00,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2022-07-23 00:51:00,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:51:00,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-07-23 00:51:00,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:51:00,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-07-23 00:51:00,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:51:00,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-07-23 00:51:00,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:51:00,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-07-23 00:51:00,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:51:00,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-07-23 00:51:00,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:51:00,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-07-23 00:51:00,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:51:00,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-07-23 00:51:00,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:51:00,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2022-07-23 00:51:00,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:51:00,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2022-07-23 00:51:00,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:51:00,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2022-07-23 00:51:00,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:51:00,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2022-07-23 00:51:00,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:51:00,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2022-07-23 00:51:00,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:51:00,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2022-07-23 00:51:00,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:51:00,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-07-23 00:51:00,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:51:00,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2022-07-23 00:51:00,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:51:00,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2022-07-23 00:51:00,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:51:00,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2022-07-23 00:51:00,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:51:00,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2022-07-23 00:51:00,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:51:00,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2022-07-23 00:51:00,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:51:00,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-07-23 00:51:00,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:51:00,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2022-07-23 00:51:00,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:51:00,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2022-07-23 00:51:00,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:51:00,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-23 00:51:00,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:51:00,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2022-07-23 00:51:00,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:51:00,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2022-07-23 00:51:00,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:51:00,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2022-07-23 00:51:00,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2022-07-23 00:51:00,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:51:00,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 536 [2022-07-23 00:51:00,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 544 [2022-07-23 00:51:00,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:51:00,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:51:00,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 560 [2022-07-23 00:51:00,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 00:51:00,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 00:51:00,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 585 [2022-07-23 00:51:00,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 596 [2022-07-23 00:51:00,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:00,911 INFO L134 CoverageAnalysis]: Checked inductivity of 5688 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 5681 trivial. 0 not checked. [2022-07-23 00:51:00,911 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 00:51:00,911 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1391273954] [2022-07-23 00:51:00,912 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1391273954] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-23 00:51:00,912 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1629222199] [2022-07-23 00:51:00,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 00:51:00,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-23 00:51:00,912 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 00:51:00,919 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) [2022-07-23 00:51:00,921 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-07-23 00:51:02,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:51:02,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 5255 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-23 00:51:02,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 00:51:02,599 INFO L134 CoverageAnalysis]: Checked inductivity of 5688 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5688 trivial. 0 not checked. [2022-07-23 00:51:02,599 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-23 00:51:02,599 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1629222199] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 00:51:02,600 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-23 00:51:02,600 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2022-07-23 00:51:02,600 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1757899046] [2022-07-23 00:51:02,600 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 00:51:02,601 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-23 00:51:02,601 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 00:51:02,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 00:51:02,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2022-07-23 00:51:02,602 INFO L87 Difference]: Start difference. First operand 20987 states and 30906 transitions. Second operand has 3 states, 3 states have (on average 40.0) internal successors, (120), 3 states have internal predecessors, (120), 2 states have call successors, (56), 2 states have call predecessors, (56), 1 states have return successors, (53), 1 states have call predecessors, (53), 1 states have call successors, (53)