/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerCTransformed.xml -s ../../../trunk/examples/settings/automizer/LoopAccelerationJordanC.epf -i ../../../trunk/examples/svcomp/float-benchs/divmul_buf_diverge.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-d966a43 [2022-01-31 16:38:54,056 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-31 16:38:54,060 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-31 16:38:54,098 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-31 16:38:54,098 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-31 16:38:54,099 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-31 16:38:54,100 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-31 16:38:54,101 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-31 16:38:54,102 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-31 16:38:54,102 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-31 16:38:54,103 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-31 16:38:54,103 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-31 16:38:54,104 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-31 16:38:54,104 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-31 16:38:54,105 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-31 16:38:54,105 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-31 16:38:54,106 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-31 16:38:54,106 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-31 16:38:54,107 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-31 16:38:54,108 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-31 16:38:54,109 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-31 16:38:54,124 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-31 16:38:54,126 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-31 16:38:54,126 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-31 16:38:54,128 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-01-31 16:38:54,130 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-01-31 16:38:54,130 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-01-31 16:38:54,131 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-01-31 16:38:54,131 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-01-31 16:38:54,132 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-01-31 16:38:54,132 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-01-31 16:38:54,132 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-01-31 16:38:54,132 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-01-31 16:38:54,133 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-31 16:38:54,133 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-31 16:38:54,134 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-31 16:38:54,140 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/LoopAccelerationJordanC.epf [2022-01-31 16:38:54,147 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-31 16:38:54,147 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-31 16:38:54,148 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-31 16:38:54,148 INFO L138 SettingsManager]: * sizeof long=4 [2022-01-31 16:38:54,148 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-31 16:38:54,149 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-01-31 16:38:54,149 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-31 16:38:54,149 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-31 16:38:54,149 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-31 16:38:54,149 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-31 16:38:54,149 INFO L138 SettingsManager]: * sizeof long double=12 [2022-01-31 16:38:54,149 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-31 16:38:54,149 INFO L138 SettingsManager]: * Use constant arrays=true [2022-01-31 16:38:54,149 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-31 16:38:54,149 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-31 16:38:54,150 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-31 16:38:54,150 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-01-31 16:38:54,150 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-31 16:38:54,150 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-31 16:38:54,150 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-31 16:38:54,150 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-31 16:38:54,150 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-01-31 16:38:54,151 INFO L138 SettingsManager]: * TransformationType=LOOP_ACCELERATION_JORDAN 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-01-31 16:38:54,356 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-31 16:38:54,380 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-31 16:38:54,382 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-31 16:38:54,383 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-31 16:38:54,383 INFO L275 PluginConnector]: CDTParser initialized [2022-01-31 16:38:54,384 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/divmul_buf_diverge.c [2022-01-31 16:38:54,432 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a3f32da1/41cc152995c24dc7b83ec9354f0a097e/FLAGf7c671777 [2022-01-31 16:38:54,793 INFO L306 CDTParser]: Found 1 translation units. [2022-01-31 16:38:54,794 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/divmul_buf_diverge.c [2022-01-31 16:38:54,801 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a3f32da1/41cc152995c24dc7b83ec9354f0a097e/FLAGf7c671777 [2022-01-31 16:38:55,207 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a3f32da1/41cc152995c24dc7b83ec9354f0a097e [2022-01-31 16:38:55,209 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-31 16:38:55,210 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-01-31 16:38:55,214 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-31 16:38:55,214 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-31 16:38:55,216 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-31 16:38:55,217 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 04:38:55" (1/1) ... [2022-01-31 16:38:55,218 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e723af1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:38:55, skipping insertion in model container [2022-01-31 16:38:55,218 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 04:38:55" (1/1) ... [2022-01-31 16:38:55,223 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-31 16:38:55,233 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-31 16:38:55,369 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/divmul_buf_diverge.c[617,630] [2022-01-31 16:38:55,379 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-31 16:38:55,384 INFO L203 MainTranslator]: Completed pre-run [2022-01-31 16:38:55,394 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/divmul_buf_diverge.c[617,630] [2022-01-31 16:38:55,413 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-31 16:38:55,421 INFO L208 MainTranslator]: Completed translation [2022-01-31 16:38:55,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:38:55 WrapperNode [2022-01-31 16:38:55,422 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-31 16:38:55,422 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-31 16:38:55,422 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-31 16:38:55,422 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-31 16:38:55,429 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:38:55" (1/1) ... [2022-01-31 16:38:55,429 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:38:55" (1/1) ... [2022-01-31 16:38:55,433 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:38:55" (1/1) ... [2022-01-31 16:38:55,433 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:38:55" (1/1) ... [2022-01-31 16:38:55,437 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:38:55" (1/1) ... [2022-01-31 16:38:55,440 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:38:55" (1/1) ... [2022-01-31 16:38:55,440 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:38:55" (1/1) ... [2022-01-31 16:38:55,442 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-31 16:38:55,442 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-31 16:38:55,442 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-31 16:38:55,442 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-31 16:38:55,443 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:38:55" (1/1) ... [2022-01-31 16:38:55,452 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-31 16:38:55,459 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-31 16:38:55,468 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) [2022-01-31 16:38:55,471 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 [2022-01-31 16:38:55,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-01-31 16:38:55,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-31 16:38:55,489 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-01-31 16:38:55,489 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-01-31 16:38:55,489 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-01-31 16:38:55,489 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_clock [2022-01-31 16:38:55,489 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-01-31 16:38:55,489 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-01-31 16:38:55,489 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-01-31 16:38:55,489 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-01-31 16:38:55,490 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-31 16:38:55,490 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2022-01-31 16:38:55,490 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2022-01-31 16:38:55,490 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-01-31 16:38:55,490 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-01-31 16:38:55,490 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_clock [2022-01-31 16:38:55,490 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-01-31 16:38:55,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-01-31 16:38:55,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-01-31 16:38:55,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-31 16:38:55,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-01-31 16:38:55,490 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-01-31 16:38:55,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-01-31 16:38:55,552 INFO L234 CfgBuilder]: Building ICFG [2022-01-31 16:38:55,553 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-31 16:38:55,693 INFO L275 CfgBuilder]: Performing block encoding [2022-01-31 16:38:55,697 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-31 16:38:55,697 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-01-31 16:38:55,699 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 04:38:55 BoogieIcfgContainer [2022-01-31 16:38:55,699 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-31 16:38:55,699 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-01-31 16:38:55,699 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-01-31 16:38:55,700 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-01-31 16:38:55,702 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 04:38:55" (1/1) ... [2022-01-31 16:38:55,728 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 31.01 04:38:55 BasicIcfg [2022-01-31 16:38:55,728 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-01-31 16:38:55,729 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-31 16:38:55,729 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-31 16:38:55,731 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-31 16:38:55,731 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.01 04:38:55" (1/4) ... [2022-01-31 16:38:55,731 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a406d97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.01 04:38:55, skipping insertion in model container [2022-01-31 16:38:55,732 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:38:55" (2/4) ... [2022-01-31 16:38:55,732 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a406d97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.01 04:38:55, skipping insertion in model container [2022-01-31 16:38:55,732 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 04:38:55" (3/4) ... [2022-01-31 16:38:55,732 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a406d97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.01 04:38:55, skipping insertion in model container [2022-01-31 16:38:55,732 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 31.01 04:38:55" (4/4) ... [2022-01-31 16:38:55,733 INFO L111 eAbstractionObserver]: Analyzing ICFG divmul_buf_diverge.cJordan [2022-01-31 16:38:55,736 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2022-01-31 16:38:55,736 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-01-31 16:38:55,795 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-31 16:38:55,823 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=ForwardPredicates, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-01-31 16:38:55,823 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-01-31 16:38:55,835 INFO L276 IsEmpty]: Start isEmpty. Operand has 31 states, 19 states have (on average 1.3157894736842106) internal successors, (25), 20 states have internal predecessors, (25), 5 states have call successors, (5), 5 states have call predecessors, (5), 5 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2022-01-31 16:38:55,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-01-31 16:38:55,849 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:38:55,849 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:38:55,850 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:38:55,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:38:55,857 INFO L85 PathProgramCache]: Analyzing trace with hash 1030308368, now seen corresponding path program 1 times [2022-01-31 16:38:55,862 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:38:55,862 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1069559274] [2022-01-31 16:38:55,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:38:55,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:38:55,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:55,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:38:55,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:55,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-31 16:38:55,998 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:38:55,999 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1069559274] [2022-01-31 16:38:55,999 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1069559274] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 16:38:55,999 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 16:38:55,999 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-31 16:38:56,000 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314500220] [2022-01-31 16:38:56,001 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 16:38:56,003 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-31 16:38:56,004 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:38:56,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-31 16:38:56,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-31 16:38:56,024 INFO L87 Difference]: Start difference. First operand has 31 states, 19 states have (on average 1.3157894736842106) internal successors, (25), 20 states have internal predecessors, (25), 5 states have call successors, (5), 5 states have call predecessors, (5), 5 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:38:56,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:38:56,060 INFO L93 Difference]: Finished difference Result 31 states and 32 transitions. [2022-01-31 16:38:56,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-31 16:38:56,062 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2022-01-31 16:38:56,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:38:56,066 INFO L225 Difference]: With dead ends: 31 [2022-01-31 16:38:56,066 INFO L226 Difference]: Without dead ends: 24 [2022-01-31 16:38:56,068 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-31 16:38:56,070 INFO L933 BasicCegarLoop]: 29 mSDtfsCounter, 19 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 32 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-31 16:38:56,070 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [22 Valid, 32 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-31 16:38:56,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2022-01-31 16:38:56,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2022-01-31 16:38:56,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 15 states have (on average 1.1333333333333333) internal successors, (17), 15 states have internal predecessors, (17), 5 states have call successors, (5), 5 states have call predecessors, (5), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-01-31 16:38:56,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 25 transitions. [2022-01-31 16:38:56,091 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 25 transitions. Word has length 11 [2022-01-31 16:38:56,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:38:56,092 INFO L470 AbstractCegarLoop]: Abstraction has 24 states and 25 transitions. [2022-01-31 16:38:56,092 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:38:56,093 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2022-01-31 16:38:56,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-01-31 16:38:56,093 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:38:56,093 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:38:56,094 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-31 16:38:56,094 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:38:56,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:38:56,094 INFO L85 PathProgramCache]: Analyzing trace with hash 1031231889, now seen corresponding path program 1 times [2022-01-31 16:38:56,094 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:38:56,095 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1425173103] [2022-01-31 16:38:56,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:38:56,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:38:56,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:56,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:38:56,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:56,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-31 16:38:56,131 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:38:56,131 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1425173103] [2022-01-31 16:38:56,131 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1425173103] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-31 16:38:56,131 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-31 16:38:56,131 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-31 16:38:56,131 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2005204537] [2022-01-31 16:38:56,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-31 16:38:56,132 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-01-31 16:38:56,132 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:38:56,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-01-31 16:38:56,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-01-31 16:38:56,133 INFO L87 Difference]: Start difference. First operand 24 states and 25 transitions. Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 3 states have internal predecessors, (7), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:38:56,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:38:56,174 INFO L93 Difference]: Finished difference Result 31 states and 35 transitions. [2022-01-31 16:38:56,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-01-31 16:38:56,174 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.75) internal successors, (7), 3 states have internal predecessors, (7), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2022-01-31 16:38:56,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:38:56,176 INFO L225 Difference]: With dead ends: 31 [2022-01-31 16:38:56,176 INFO L226 Difference]: Without dead ends: 31 [2022-01-31 16:38:56,176 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-01-31 16:38:56,177 INFO L933 BasicCegarLoop]: 21 mSDtfsCounter, 25 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 28 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-31 16:38:56,178 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [27 Valid, 28 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-31 16:38:56,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2022-01-31 16:38:56,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 25. [2022-01-31 16:38:56,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 16 states have (on average 1.125) internal successors, (18), 16 states have internal predecessors, (18), 5 states have call successors, (5), 5 states have call predecessors, (5), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-01-31 16:38:56,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 26 transitions. [2022-01-31 16:38:56,184 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 26 transitions. Word has length 11 [2022-01-31 16:38:56,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:38:56,184 INFO L470 AbstractCegarLoop]: Abstraction has 25 states and 26 transitions. [2022-01-31 16:38:56,184 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.75) internal successors, (7), 3 states have internal predecessors, (7), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-31 16:38:56,185 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2022-01-31 16:38:56,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-01-31 16:38:56,185 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:38:56,185 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:38:56,185 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-31 16:38:56,186 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:38:56,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:38:56,186 INFO L85 PathProgramCache]: Analyzing trace with hash -1564214558, now seen corresponding path program 1 times [2022-01-31 16:38:56,186 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:38:56,186 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [842977885] [2022-01-31 16:38:56,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:38:56,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:38:56,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:56,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:38:56,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:56,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-01-31 16:38:56,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:56,276 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-31 16:38:56,276 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:38:56,276 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [842977885] [2022-01-31 16:38:56,277 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [842977885] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-31 16:38:56,277 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1555835137] [2022-01-31 16:38:56,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:38:56,277 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-31 16:38:56,277 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-31 16:38:56,281 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) [2022-01-31 16:38:56,338 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-01-31 16:38:56,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:56,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 3 conjunts are in the unsatisfiable core [2022-01-31 16:38:56,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-31 16:38:56,404 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-31 16:38:56,404 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-31 16:38:56,450 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-31 16:38:56,451 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1555835137] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-31 16:38:56,451 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-31 16:38:56,451 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 8 [2022-01-31 16:38:56,451 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1242515678] [2022-01-31 16:38:56,451 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-31 16:38:56,452 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-01-31 16:38:56,452 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:38:56,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-01-31 16:38:56,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2022-01-31 16:38:56,453 INFO L87 Difference]: Start difference. First operand 25 states and 26 transitions. Second operand has 8 states, 8 states have (on average 3.0) internal successors, (24), 7 states have internal predecessors, (24), 5 states have call successors, (7), 3 states have call predecessors, (7), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-01-31 16:38:56,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:38:56,567 INFO L93 Difference]: Finished difference Result 46 states and 56 transitions. [2022-01-31 16:38:56,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-31 16:38:56,567 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 3.0) internal successors, (24), 7 states have internal predecessors, (24), 5 states have call successors, (7), 3 states have call predecessors, (7), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Word has length 18 [2022-01-31 16:38:56,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:38:56,570 INFO L225 Difference]: With dead ends: 46 [2022-01-31 16:38:56,570 INFO L226 Difference]: Without dead ends: 46 [2022-01-31 16:38:56,571 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=52, Invalid=80, Unknown=0, NotChecked=0, Total=132 [2022-01-31 16:38:56,573 INFO L933 BasicCegarLoop]: 21 mSDtfsCounter, 54 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 33 SdHoareTripleChecker+Invalid, 104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-31 16:38:56,575 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [54 Valid, 33 Invalid, 104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-31 16:38:56,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2022-01-31 16:38:56,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 46. [2022-01-31 16:38:56,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 31 states have (on average 1.1612903225806452) internal successors, (36), 31 states have internal predecessors, (36), 11 states have call successors, (11), 5 states have call predecessors, (11), 3 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2022-01-31 16:38:56,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 56 transitions. [2022-01-31 16:38:56,588 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 56 transitions. Word has length 18 [2022-01-31 16:38:56,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:38:56,589 INFO L470 AbstractCegarLoop]: Abstraction has 46 states and 56 transitions. [2022-01-31 16:38:56,589 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 3.0) internal successors, (24), 7 states have internal predecessors, (24), 5 states have call successors, (7), 3 states have call predecessors, (7), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-01-31 16:38:56,589 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 56 transitions. [2022-01-31 16:38:56,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-01-31 16:38:56,593 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:38:56,593 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:38:56,613 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-01-31 16:38:56,807 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-31 16:38:56,808 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:38:56,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:38:56,808 INFO L85 PathProgramCache]: Analyzing trace with hash -723716271, now seen corresponding path program 2 times [2022-01-31 16:38:56,809 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:38:56,809 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200624576] [2022-01-31 16:38:56,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:38:56,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:38:56,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:56,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:38:56,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:56,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-01-31 16:38:56,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:56,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-01-31 16:38:56,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:56,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-01-31 16:38:56,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:56,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-01-31 16:38:56,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:56,927 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-01-31 16:38:56,927 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:38:56,927 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1200624576] [2022-01-31 16:38:56,927 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1200624576] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-31 16:38:56,928 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1864841733] [2022-01-31 16:38:56,928 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-01-31 16:38:56,928 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-31 16:38:56,929 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-31 16:38:56,930 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) [2022-01-31 16:38:56,932 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-01-31 16:38:56,968 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-01-31 16:38:56,969 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-31 16:38:56,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 6 conjunts are in the unsatisfiable core [2022-01-31 16:38:56,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-31 16:38:57,066 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-01-31 16:38:57,066 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-31 16:38:57,189 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-01-31 16:38:57,190 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1864841733] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-31 16:38:57,190 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-31 16:38:57,190 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 7] total 14 [2022-01-31 16:38:57,191 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [446431354] [2022-01-31 16:38:57,193 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-31 16:38:57,193 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-01-31 16:38:57,193 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:38:57,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-01-31 16:38:57,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=102, Unknown=0, NotChecked=0, Total=182 [2022-01-31 16:38:57,194 INFO L87 Difference]: Start difference. First operand 46 states and 56 transitions. Second operand has 14 states, 14 states have (on average 3.4285714285714284) internal successors, (48), 13 states have internal predecessors, (48), 11 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2022-01-31 16:38:57,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:38:57,417 INFO L93 Difference]: Finished difference Result 88 states and 116 transitions. [2022-01-31 16:38:57,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-01-31 16:38:57,418 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 3.4285714285714284) internal successors, (48), 13 states have internal predecessors, (48), 11 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) Word has length 39 [2022-01-31 16:38:57,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:38:57,421 INFO L225 Difference]: With dead ends: 88 [2022-01-31 16:38:57,421 INFO L226 Difference]: Without dead ends: 88 [2022-01-31 16:38:57,422 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=211, Invalid=341, Unknown=0, NotChecked=0, Total=552 [2022-01-31 16:38:57,424 INFO L933 BasicCegarLoop]: 21 mSDtfsCounter, 130 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 151 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 38 SdHoareTripleChecker+Invalid, 242 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 151 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-31 16:38:57,426 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [130 Valid, 38 Invalid, 242 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 151 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-31 16:38:57,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2022-01-31 16:38:57,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2022-01-31 16:38:57,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 61 states have (on average 1.180327868852459) internal successors, (72), 61 states have internal predecessors, (72), 23 states have call successors, (23), 5 states have call predecessors, (23), 3 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2022-01-31 16:38:57,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 116 transitions. [2022-01-31 16:38:57,434 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 116 transitions. Word has length 39 [2022-01-31 16:38:57,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:38:57,434 INFO L470 AbstractCegarLoop]: Abstraction has 88 states and 116 transitions. [2022-01-31 16:38:57,434 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 3.4285714285714284) internal successors, (48), 13 states have internal predecessors, (48), 11 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2022-01-31 16:38:57,435 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 116 transitions. [2022-01-31 16:38:57,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-01-31 16:38:57,436 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:38:57,436 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:38:57,452 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-01-31 16:38:57,647 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2022-01-31 16:38:57,647 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:38:57,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:38:57,648 INFO L85 PathProgramCache]: Analyzing trace with hash 1039296497, now seen corresponding path program 3 times [2022-01-31 16:38:57,648 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:38:57,648 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [765956] [2022-01-31 16:38:57,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:38:57,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:38:57,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:57,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:38:57,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:57,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-01-31 16:38:57,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:57,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-01-31 16:38:57,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:57,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-01-31 16:38:57,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:57,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-01-31 16:38:57,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:57,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-01-31 16:38:57,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:57,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-01-31 16:38:57,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:57,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-01-31 16:38:57,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:57,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-01-31 16:38:57,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:57,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-01-31 16:38:57,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:57,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-01-31 16:38:57,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:57,830 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 235 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-01-31 16:38:57,830 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:38:57,830 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [765956] [2022-01-31 16:38:57,830 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [765956] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-31 16:38:57,830 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [756412599] [2022-01-31 16:38:57,830 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-01-31 16:38:57,831 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-31 16:38:57,831 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-31 16:38:57,832 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-31 16:38:57,833 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-01-31 16:38:57,877 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2022-01-31 16:38:57,877 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-31 16:38:57,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 12 conjunts are in the unsatisfiable core [2022-01-31 16:38:57,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-31 16:38:58,005 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 235 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-01-31 16:38:58,005 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-31 16:38:58,276 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 235 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-01-31 16:38:58,276 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [756412599] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-31 16:38:58,276 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-31 16:38:58,276 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13, 13] total 26 [2022-01-31 16:38:58,277 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [131488745] [2022-01-31 16:38:58,277 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-31 16:38:58,277 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2022-01-31 16:38:58,277 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:38:58,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2022-01-31 16:38:58,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=302, Invalid=348, Unknown=0, NotChecked=0, Total=650 [2022-01-31 16:38:58,278 INFO L87 Difference]: Start difference. First operand 88 states and 116 transitions. Second operand has 26 states, 26 states have (on average 3.6923076923076925) internal successors, (96), 25 states have internal predecessors, (96), 23 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2022-01-31 16:38:58,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:38:58,834 INFO L93 Difference]: Finished difference Result 172 states and 236 transitions. [2022-01-31 16:38:58,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-01-31 16:38:58,834 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 26 states have (on average 3.6923076923076925) internal successors, (96), 25 states have internal predecessors, (96), 23 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Word has length 81 [2022-01-31 16:38:58,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:38:58,836 INFO L225 Difference]: With dead ends: 172 [2022-01-31 16:38:58,836 INFO L226 Difference]: Without dead ends: 172 [2022-01-31 16:38:58,837 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 346 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=853, Invalid=1403, Unknown=0, NotChecked=0, Total=2256 [2022-01-31 16:38:58,837 INFO L933 BasicCegarLoop]: 21 mSDtfsCounter, 312 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 348 mSolverCounterSat, 213 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 312 SdHoareTripleChecker+Valid, 43 SdHoareTripleChecker+Invalid, 561 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 213 IncrementalHoareTripleChecker+Valid, 348 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-01-31 16:38:58,837 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [312 Valid, 43 Invalid, 561 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [213 Valid, 348 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-01-31 16:38:58,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2022-01-31 16:38:58,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 172. [2022-01-31 16:38:58,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 172 states, 121 states have (on average 1.1900826446280992) internal successors, (144), 121 states have internal predecessors, (144), 47 states have call successors, (47), 5 states have call predecessors, (47), 3 states have return successors, (45), 45 states have call predecessors, (45), 45 states have call successors, (45) [2022-01-31 16:38:58,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 236 transitions. [2022-01-31 16:38:58,847 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 236 transitions. Word has length 81 [2022-01-31 16:38:58,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:38:58,848 INFO L470 AbstractCegarLoop]: Abstraction has 172 states and 236 transitions. [2022-01-31 16:38:58,848 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 3.6923076923076925) internal successors, (96), 25 states have internal predecessors, (96), 23 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2022-01-31 16:38:58,848 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 236 transitions. [2022-01-31 16:38:58,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-01-31 16:38:58,852 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:38:58,852 INFO L514 BasicCegarLoop]: trace histogram [22, 22, 22, 22, 22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:38:58,871 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-01-31 16:38:59,053 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-31 16:38:59,054 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:38:59,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:38:59,054 INFO L85 PathProgramCache]: Analyzing trace with hash -1369247439, now seen corresponding path program 4 times [2022-01-31 16:38:59,054 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:38:59,054 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1018084261] [2022-01-31 16:38:59,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:38:59,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:38:59,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:59,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:38:59,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:59,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-01-31 16:38:59,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:59,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-01-31 16:38:59,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:59,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-01-31 16:38:59,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:59,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-01-31 16:38:59,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:59,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-01-31 16:38:59,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:59,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-01-31 16:38:59,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:59,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-01-31 16:38:59,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:59,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-01-31 16:38:59,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:59,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-01-31 16:38:59,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:59,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-01-31 16:38:59,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:59,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-01-31 16:38:59,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:59,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-01-31 16:38:59,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:59,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-01-31 16:38:59,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:59,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-01-31 16:38:59,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:59,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-01-31 16:38:59,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:59,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-01-31 16:38:59,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:59,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-01-31 16:38:59,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:59,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-01-31 16:38:59,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:59,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-01-31 16:38:59,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:59,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-01-31 16:38:59,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:59,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2022-01-31 16:38:59,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:59,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-01-31 16:38:59,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:38:59,437 INFO L134 CoverageAnalysis]: Checked inductivity of 1639 backedges. 0 proven. 1177 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2022-01-31 16:38:59,437 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:38:59,437 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1018084261] [2022-01-31 16:38:59,437 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1018084261] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-31 16:38:59,437 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1049044680] [2022-01-31 16:38:59,437 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-01-31 16:38:59,437 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-31 16:38:59,437 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-31 16:38:59,438 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-31 16:38:59,439 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-01-31 16:38:59,496 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-01-31 16:38:59,496 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-31 16:38:59,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 24 conjunts are in the unsatisfiable core [2022-01-31 16:38:59,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-31 16:38:59,760 INFO L134 CoverageAnalysis]: Checked inductivity of 1639 backedges. 0 proven. 1177 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2022-01-31 16:38:59,760 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-31 16:39:00,529 INFO L134 CoverageAnalysis]: Checked inductivity of 1639 backedges. 0 proven. 1177 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2022-01-31 16:39:00,531 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1049044680] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-31 16:39:00,531 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-31 16:39:00,531 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 25, 25] total 50 [2022-01-31 16:39:00,531 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1808543412] [2022-01-31 16:39:00,532 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-31 16:39:00,535 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2022-01-31 16:39:00,536 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:39:00,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2022-01-31 16:39:00,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1178, Invalid=1272, Unknown=0, NotChecked=0, Total=2450 [2022-01-31 16:39:00,538 INFO L87 Difference]: Start difference. First operand 172 states and 236 transitions. Second operand has 50 states, 50 states have (on average 3.84) internal successors, (192), 49 states have internal predecessors, (192), 47 states have call successors, (49), 3 states have call predecessors, (49), 1 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2022-01-31 16:39:01,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:39:01,931 INFO L93 Difference]: Finished difference Result 340 states and 476 transitions. [2022-01-31 16:39:01,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-01-31 16:39:01,932 INFO L78 Accepts]: Start accepts. Automaton has has 50 states, 50 states have (on average 3.84) internal successors, (192), 49 states have internal predecessors, (192), 47 states have call successors, (49), 3 states have call predecessors, (49), 1 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) Word has length 165 [2022-01-31 16:39:01,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:39:01,934 INFO L225 Difference]: With dead ends: 340 [2022-01-31 16:39:01,934 INFO L226 Difference]: Without dead ends: 340 [2022-01-31 16:39:01,936 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 446 GetRequests, 352 SyntacticMatches, 0 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1420 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=3433, Invalid=5687, Unknown=0, NotChecked=0, Total=9120 [2022-01-31 16:39:01,937 INFO L933 BasicCegarLoop]: 21 mSDtfsCounter, 725 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 770 mSolverCounterSat, 467 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 725 SdHoareTripleChecker+Valid, 43 SdHoareTripleChecker+Invalid, 1237 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 467 IncrementalHoareTripleChecker+Valid, 770 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-01-31 16:39:01,937 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [725 Valid, 43 Invalid, 1237 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [467 Valid, 770 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-01-31 16:39:01,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340 states. [2022-01-31 16:39:01,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340 to 340. [2022-01-31 16:39:01,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 340 states, 241 states have (on average 1.1950207468879668) internal successors, (288), 241 states have internal predecessors, (288), 95 states have call successors, (95), 5 states have call predecessors, (95), 3 states have return successors, (93), 93 states have call predecessors, (93), 93 states have call successors, (93) [2022-01-31 16:39:01,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 476 transitions. [2022-01-31 16:39:01,951 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 476 transitions. Word has length 165 [2022-01-31 16:39:01,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:39:01,951 INFO L470 AbstractCegarLoop]: Abstraction has 340 states and 476 transitions. [2022-01-31 16:39:01,951 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 50 states have (on average 3.84) internal successors, (192), 49 states have internal predecessors, (192), 47 states have call successors, (49), 3 states have call predecessors, (49), 1 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2022-01-31 16:39:01,952 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 476 transitions. [2022-01-31 16:39:01,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2022-01-31 16:39:01,963 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:39:01,963 INFO L514 BasicCegarLoop]: trace histogram [46, 46, 46, 46, 46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:39:01,980 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-01-31 16:39:02,180 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-31 16:39:02,180 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:39:02,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:39:02,180 INFO L85 PathProgramCache]: Analyzing trace with hash 707961777, now seen corresponding path program 5 times [2022-01-31 16:39:02,181 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:39:02,181 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716629647] [2022-01-31 16:39:02,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:39:02,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:39:02,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:03,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:39:03,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:03,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-01-31 16:39:03,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:03,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-01-31 16:39:03,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:03,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-01-31 16:39:03,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:03,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-01-31 16:39:03,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:03,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-01-31 16:39:03,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:03,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-01-31 16:39:03,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:03,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-01-31 16:39:03,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:03,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-01-31 16:39:03,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:03,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-01-31 16:39:03,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:03,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-01-31 16:39:03,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:03,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-01-31 16:39:03,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:03,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-01-31 16:39:03,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:03,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-01-31 16:39:03,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:03,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-01-31 16:39:03,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:03,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-01-31 16:39:03,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:03,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-01-31 16:39:03,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:03,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-01-31 16:39:03,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:03,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-01-31 16:39:03,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:03,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-01-31 16:39:03,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:03,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-01-31 16:39:03,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:03,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2022-01-31 16:39:03,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:03,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-01-31 16:39:03,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:03,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-01-31 16:39:03,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:03,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-01-31 16:39:03,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:03,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-01-31 16:39:03,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:03,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-01-31 16:39:03,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:03,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-01-31 16:39:03,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:03,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-01-31 16:39:03,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:03,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-01-31 16:39:03,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:03,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-01-31 16:39:03,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:03,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2022-01-31 16:39:03,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:03,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-01-31 16:39:03,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:03,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-01-31 16:39:03,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:03,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-01-31 16:39:03,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:03,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2022-01-31 16:39:03,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:03,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-01-31 16:39:03,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:03,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2022-01-31 16:39:03,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:03,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2022-01-31 16:39:03,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:03,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2022-01-31 16:39:03,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:03,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2022-01-31 16:39:03,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:03,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-01-31 16:39:03,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:03,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-01-31 16:39:03,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:03,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-01-31 16:39:03,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:03,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2022-01-31 16:39:03,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:03,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-01-31 16:39:03,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:03,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2022-01-31 16:39:03,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:03,161 INFO L134 CoverageAnalysis]: Checked inductivity of 7291 backedges. 0 proven. 5221 refuted. 0 times theorem prover too weak. 2070 trivial. 0 not checked. [2022-01-31 16:39:03,161 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:39:03,161 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716629647] [2022-01-31 16:39:03,161 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [716629647] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-31 16:39:03,161 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [947256464] [2022-01-31 16:39:03,161 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-01-31 16:39:03,162 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-31 16:39:03,162 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-31 16:39:03,163 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-31 16:39:03,164 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-01-31 16:39:03,275 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 47 check-sat command(s) [2022-01-31 16:39:03,275 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-31 16:39:03,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 695 conjuncts, 48 conjunts are in the unsatisfiable core [2022-01-31 16:39:03,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-31 16:39:03,725 INFO L134 CoverageAnalysis]: Checked inductivity of 7291 backedges. 0 proven. 5221 refuted. 0 times theorem prover too weak. 2070 trivial. 0 not checked. [2022-01-31 16:39:03,725 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-31 16:39:06,038 INFO L134 CoverageAnalysis]: Checked inductivity of 7291 backedges. 0 proven. 5221 refuted. 0 times theorem prover too weak. 2070 trivial. 0 not checked. [2022-01-31 16:39:06,038 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [947256464] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-31 16:39:06,039 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-31 16:39:06,039 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 49, 49] total 98 [2022-01-31 16:39:06,039 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1681430341] [2022-01-31 16:39:06,039 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-31 16:39:06,040 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 98 states [2022-01-31 16:39:06,040 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:39:06,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 98 interpolants. [2022-01-31 16:39:06,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4658, Invalid=4848, Unknown=0, NotChecked=0, Total=9506 [2022-01-31 16:39:06,044 INFO L87 Difference]: Start difference. First operand 340 states and 476 transitions. Second operand has 98 states, 98 states have (on average 3.9183673469387754) internal successors, (384), 97 states have internal predecessors, (384), 95 states have call successors, (97), 3 states have call predecessors, (97), 1 states have return successors, (94), 94 states have call predecessors, (94), 94 states have call successors, (94) [2022-01-31 16:39:09,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:39:09,996 INFO L93 Difference]: Finished difference Result 676 states and 956 transitions. [2022-01-31 16:39:09,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2022-01-31 16:39:09,997 INFO L78 Accepts]: Start accepts. Automaton has has 98 states, 98 states have (on average 3.9183673469387754) internal successors, (384), 97 states have internal predecessors, (384), 95 states have call successors, (97), 3 states have call predecessors, (97), 1 states have return successors, (94), 94 states have call predecessors, (94), 94 states have call successors, (94) Word has length 333 [2022-01-31 16:39:09,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:39:10,000 INFO L225 Difference]: With dead ends: 676 [2022-01-31 16:39:10,000 INFO L226 Difference]: Without dead ends: 676 [2022-01-31 16:39:10,006 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 902 GetRequests, 712 SyntacticMatches, 0 SemanticMatches, 190 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5728 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=13777, Invalid=22895, Unknown=0, NotChecked=0, Total=36672 [2022-01-31 16:39:10,007 INFO L933 BasicCegarLoop]: 21 mSDtfsCounter, 1625 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 1673 mSolverCounterSat, 1028 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1625 SdHoareTripleChecker+Valid, 48 SdHoareTripleChecker+Invalid, 2701 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1028 IncrementalHoareTripleChecker+Valid, 1673 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-01-31 16:39:10,007 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1625 Valid, 48 Invalid, 2701 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1028 Valid, 1673 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-01-31 16:39:10,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 676 states. [2022-01-31 16:39:10,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 676 to 676. [2022-01-31 16:39:10,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 676 states, 481 states have (on average 1.1975051975051976) internal successors, (576), 481 states have internal predecessors, (576), 191 states have call successors, (191), 5 states have call predecessors, (191), 3 states have return successors, (189), 189 states have call predecessors, (189), 189 states have call successors, (189) [2022-01-31 16:39:10,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 676 states and 956 transitions. [2022-01-31 16:39:10,036 INFO L78 Accepts]: Start accepts. Automaton has 676 states and 956 transitions. Word has length 333 [2022-01-31 16:39:10,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:39:10,037 INFO L470 AbstractCegarLoop]: Abstraction has 676 states and 956 transitions. [2022-01-31 16:39:10,038 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 98 states, 98 states have (on average 3.9183673469387754) internal successors, (384), 97 states have internal predecessors, (384), 95 states have call successors, (97), 3 states have call predecessors, (97), 1 states have return successors, (94), 94 states have call predecessors, (94), 94 states have call successors, (94) [2022-01-31 16:39:10,038 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 956 transitions. [2022-01-31 16:39:10,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 670 [2022-01-31 16:39:10,050 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:39:10,050 INFO L514 BasicCegarLoop]: trace histogram [94, 94, 94, 94, 94, 94, 94, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:39:10,069 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-01-31 16:39:10,267 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-31 16:39:10,267 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:39:10,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:39:10,268 INFO L85 PathProgramCache]: Analyzing trace with hash 944539825, now seen corresponding path program 6 times [2022-01-31 16:39:10,268 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:39:10,268 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [204781431] [2022-01-31 16:39:10,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:39:10,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:39:10,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:39:13,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-01-31 16:39:13,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-01-31 16:39:13,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-01-31 16:39:13,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-01-31 16:39:13,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-01-31 16:39:13,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-01-31 16:39:13,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-01-31 16:39:13,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-01-31 16:39:13,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-01-31 16:39:13,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-01-31 16:39:13,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-01-31 16:39:13,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-01-31 16:39:13,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-01-31 16:39:13,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-01-31 16:39:13,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-01-31 16:39:13,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-01-31 16:39:13,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-01-31 16:39:13,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-01-31 16:39:13,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-01-31 16:39:13,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-01-31 16:39:13,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2022-01-31 16:39:13,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-01-31 16:39:13,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-01-31 16:39:13,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-01-31 16:39:13,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-01-31 16:39:13,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-01-31 16:39:13,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-01-31 16:39:13,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-01-31 16:39:13,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-01-31 16:39:13,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-01-31 16:39:13,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2022-01-31 16:39:13,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-01-31 16:39:13,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-01-31 16:39:13,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-01-31 16:39:13,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2022-01-31 16:39:13,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-01-31 16:39:13,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2022-01-31 16:39:13,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2022-01-31 16:39:13,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2022-01-31 16:39:13,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2022-01-31 16:39:13,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-01-31 16:39:13,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-01-31 16:39:13,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-01-31 16:39:13,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2022-01-31 16:39:13,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-01-31 16:39:13,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2022-01-31 16:39:13,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2022-01-31 16:39:13,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2022-01-31 16:39:13,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2022-01-31 16:39:13,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2022-01-31 16:39:13,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2022-01-31 16:39:13,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-01-31 16:39:13,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-01-31 16:39:13,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2022-01-31 16:39:13,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2022-01-31 16:39:13,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2022-01-31 16:39:13,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2022-01-31 16:39:13,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2022-01-31 16:39:13,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2022-01-31 16:39:13,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2022-01-31 16:39:13,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2022-01-31 16:39:13,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2022-01-31 16:39:13,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2022-01-31 16:39:13,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2022-01-31 16:39:13,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2022-01-31 16:39:13,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2022-01-31 16:39:13,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 471 [2022-01-31 16:39:13,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 478 [2022-01-31 16:39:13,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2022-01-31 16:39:13,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 492 [2022-01-31 16:39:13,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 499 [2022-01-31 16:39:13,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 506 [2022-01-31 16:39:13,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2022-01-31 16:39:13,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2022-01-31 16:39:13,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2022-01-31 16:39:13,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 534 [2022-01-31 16:39:13,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 541 [2022-01-31 16:39:13,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 548 [2022-01-31 16:39:13,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 555 [2022-01-31 16:39:13,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 562 [2022-01-31 16:39:13,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2022-01-31 16:39:13,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 576 [2022-01-31 16:39:13,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 583 [2022-01-31 16:39:13,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 590 [2022-01-31 16:39:13,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 597 [2022-01-31 16:39:13,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 604 [2022-01-31 16:39:13,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2022-01-31 16:39:13,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 618 [2022-01-31 16:39:13,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 625 [2022-01-31 16:39:13,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 632 [2022-01-31 16:39:13,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 639 [2022-01-31 16:39:13,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 646 [2022-01-31 16:39:13,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 653 [2022-01-31 16:39:13,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 660 [2022-01-31 16:39:13,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:13,466 INFO L134 CoverageAnalysis]: Checked inductivity of 30691 backedges. 0 proven. 21949 refuted. 0 times theorem prover too weak. 8742 trivial. 0 not checked. [2022-01-31 16:39:13,466 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:39:13,466 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [204781431] [2022-01-31 16:39:13,466 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [204781431] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-31 16:39:13,466 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1300459414] [2022-01-31 16:39:13,467 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-01-31 16:39:13,467 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-31 16:39:13,467 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-31 16:39:13,479 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-31 16:39:13,507 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-01-31 16:39:13,728 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 95 check-sat command(s) [2022-01-31 16:39:13,728 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-31 16:39:13,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 1367 conjuncts, 96 conjunts are in the unsatisfiable core [2022-01-31 16:39:13,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-31 16:39:14,858 INFO L134 CoverageAnalysis]: Checked inductivity of 30691 backedges. 0 proven. 21949 refuted. 0 times theorem prover too weak. 8742 trivial. 0 not checked. [2022-01-31 16:39:14,859 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-31 16:39:22,651 INFO L134 CoverageAnalysis]: Checked inductivity of 30691 backedges. 0 proven. 21949 refuted. 0 times theorem prover too weak. 8742 trivial. 0 not checked. [2022-01-31 16:39:22,652 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1300459414] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-31 16:39:22,652 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-31 16:39:22,652 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [98, 97, 97] total 194 [2022-01-31 16:39:22,652 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405796121] [2022-01-31 16:39:22,652 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-31 16:39:22,653 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 194 states [2022-01-31 16:39:22,653 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:39:22,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 194 interpolants. [2022-01-31 16:39:22,658 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18530, Invalid=18912, Unknown=0, NotChecked=0, Total=37442 [2022-01-31 16:39:22,660 INFO L87 Difference]: Start difference. First operand 676 states and 956 transitions. Second operand has 194 states, 194 states have (on average 3.9587628865979383) internal successors, (768), 193 states have internal predecessors, (768), 191 states have call successors, (193), 3 states have call predecessors, (193), 1 states have return successors, (190), 190 states have call predecessors, (190), 190 states have call successors, (190) [2022-01-31 16:39:39,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:39:39,464 INFO L93 Difference]: Finished difference Result 1348 states and 1916 transitions. [2022-01-31 16:39:39,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 193 states. [2022-01-31 16:39:39,465 INFO L78 Accepts]: Start accepts. Automaton has has 194 states, 194 states have (on average 3.9587628865979383) internal successors, (768), 193 states have internal predecessors, (768), 191 states have call successors, (193), 3 states have call predecessors, (193), 1 states have return successors, (190), 190 states have call predecessors, (190), 190 states have call successors, (190) Word has length 669 [2022-01-31 16:39:39,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:39:39,471 INFO L225 Difference]: With dead ends: 1348 [2022-01-31 16:39:39,471 INFO L226 Difference]: Without dead ends: 1348 [2022-01-31 16:39:39,479 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1814 GetRequests, 1432 SyntacticMatches, 0 SemanticMatches, 382 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22984 ImplicationChecksByTransitivity, 17.8s TimeCoverageRelationStatistics Valid=55201, Invalid=91871, Unknown=0, NotChecked=0, Total=147072 [2022-01-31 16:39:39,480 INFO L933 BasicCegarLoop]: 21 mSDtfsCounter, 3461 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 3459 mSolverCounterSat, 2160 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3461 SdHoareTripleChecker+Valid, 48 SdHoareTripleChecker+Invalid, 5619 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2160 IncrementalHoareTripleChecker+Valid, 3459 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-01-31 16:39:39,480 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3461 Valid, 48 Invalid, 5619 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2160 Valid, 3459 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-01-31 16:39:39,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1348 states. [2022-01-31 16:39:39,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1348 to 1348. [2022-01-31 16:39:39,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1348 states, 961 states have (on average 1.1987513007284079) internal successors, (1152), 961 states have internal predecessors, (1152), 383 states have call successors, (383), 5 states have call predecessors, (383), 3 states have return successors, (381), 381 states have call predecessors, (381), 381 states have call successors, (381) [2022-01-31 16:39:39,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1348 states to 1348 states and 1916 transitions. [2022-01-31 16:39:39,504 INFO L78 Accepts]: Start accepts. Automaton has 1348 states and 1916 transitions. Word has length 669 [2022-01-31 16:39:39,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:39:39,505 INFO L470 AbstractCegarLoop]: Abstraction has 1348 states and 1916 transitions. [2022-01-31 16:39:39,506 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 194 states, 194 states have (on average 3.9587628865979383) internal successors, (768), 193 states have internal predecessors, (768), 191 states have call successors, (193), 3 states have call predecessors, (193), 1 states have return successors, (190), 190 states have call predecessors, (190), 190 states have call successors, (190) [2022-01-31 16:39:39,506 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1916 transitions. [2022-01-31 16:39:39,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1342 [2022-01-31 16:39:39,540 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:39:39,541 INFO L514 BasicCegarLoop]: trace histogram [190, 190, 190, 190, 190, 190, 190, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:39:39,561 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-01-31 16:39:39,747 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-31 16:39:39,748 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:39:39,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:39:39,748 INFO L85 PathProgramCache]: Analyzing trace with hash -999664975, now seen corresponding path program 7 times [2022-01-31 16:39:39,748 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:39:39,748 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [423067142] [2022-01-31 16:39:39,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:39:39,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:39:39,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:39:46,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-01-31 16:39:46,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-01-31 16:39:46,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-01-31 16:39:46,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-01-31 16:39:46,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-01-31 16:39:46,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-01-31 16:39:46,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-01-31 16:39:46,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-01-31 16:39:46,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-01-31 16:39:46,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-01-31 16:39:46,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-01-31 16:39:46,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-01-31 16:39:46,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-01-31 16:39:46,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-01-31 16:39:46,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-01-31 16:39:46,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-01-31 16:39:46,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-01-31 16:39:46,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-01-31 16:39:46,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-01-31 16:39:46,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-01-31 16:39:46,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2022-01-31 16:39:46,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-01-31 16:39:46,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-01-31 16:39:46,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-01-31 16:39:46,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-01-31 16:39:46,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-01-31 16:39:46,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-01-31 16:39:46,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-01-31 16:39:46,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-01-31 16:39:46,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-01-31 16:39:46,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2022-01-31 16:39:46,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-01-31 16:39:46,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-01-31 16:39:46,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-01-31 16:39:46,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2022-01-31 16:39:46,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-01-31 16:39:46,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2022-01-31 16:39:46,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2022-01-31 16:39:46,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2022-01-31 16:39:46,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2022-01-31 16:39:46,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-01-31 16:39:46,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-01-31 16:39:46,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-01-31 16:39:46,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2022-01-31 16:39:46,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-01-31 16:39:46,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2022-01-31 16:39:46,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2022-01-31 16:39:46,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2022-01-31 16:39:46,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2022-01-31 16:39:46,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2022-01-31 16:39:46,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2022-01-31 16:39:46,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-01-31 16:39:46,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-01-31 16:39:46,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2022-01-31 16:39:46,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2022-01-31 16:39:46,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2022-01-31 16:39:46,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2022-01-31 16:39:46,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2022-01-31 16:39:46,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2022-01-31 16:39:46,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2022-01-31 16:39:46,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2022-01-31 16:39:46,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2022-01-31 16:39:46,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2022-01-31 16:39:46,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2022-01-31 16:39:46,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2022-01-31 16:39:46,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2022-01-31 16:39:46,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 471 [2022-01-31 16:39:46,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 478 [2022-01-31 16:39:46,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2022-01-31 16:39:46,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 492 [2022-01-31 16:39:46,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 499 [2022-01-31 16:39:46,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 506 [2022-01-31 16:39:46,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2022-01-31 16:39:46,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2022-01-31 16:39:46,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2022-01-31 16:39:46,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 534 [2022-01-31 16:39:46,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 541 [2022-01-31 16:39:46,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 548 [2022-01-31 16:39:46,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 555 [2022-01-31 16:39:46,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 562 [2022-01-31 16:39:46,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2022-01-31 16:39:46,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 576 [2022-01-31 16:39:46,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 583 [2022-01-31 16:39:46,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 590 [2022-01-31 16:39:46,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 597 [2022-01-31 16:39:46,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 604 [2022-01-31 16:39:46,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2022-01-31 16:39:46,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 618 [2022-01-31 16:39:46,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 625 [2022-01-31 16:39:46,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 632 [2022-01-31 16:39:46,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 639 [2022-01-31 16:39:46,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 646 [2022-01-31 16:39:46,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 653 [2022-01-31 16:39:46,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 660 [2022-01-31 16:39:46,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 667 [2022-01-31 16:39:46,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 674 [2022-01-31 16:39:46,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:46,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 681 [2022-01-31 16:39:47,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 688 [2022-01-31 16:39:47,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2022-01-31 16:39:47,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 702 [2022-01-31 16:39:47,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 709 [2022-01-31 16:39:47,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 716 [2022-01-31 16:39:47,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 723 [2022-01-31 16:39:47,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 730 [2022-01-31 16:39:47,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 737 [2022-01-31 16:39:47,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 744 [2022-01-31 16:39:47,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 751 [2022-01-31 16:39:47,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 758 [2022-01-31 16:39:47,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 765 [2022-01-31 16:39:47,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 772 [2022-01-31 16:39:47,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 779 [2022-01-31 16:39:47,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 786 [2022-01-31 16:39:47,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 793 [2022-01-31 16:39:47,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 800 [2022-01-31 16:39:47,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 807 [2022-01-31 16:39:47,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 814 [2022-01-31 16:39:47,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 821 [2022-01-31 16:39:47,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 828 [2022-01-31 16:39:47,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 835 [2022-01-31 16:39:47,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 842 [2022-01-31 16:39:47,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 849 [2022-01-31 16:39:47,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 856 [2022-01-31 16:39:47,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 863 [2022-01-31 16:39:47,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 870 [2022-01-31 16:39:47,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 877 [2022-01-31 16:39:47,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 884 [2022-01-31 16:39:47,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 891 [2022-01-31 16:39:47,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 898 [2022-01-31 16:39:47,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 905 [2022-01-31 16:39:47,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 912 [2022-01-31 16:39:47,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 919 [2022-01-31 16:39:47,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 926 [2022-01-31 16:39:47,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 933 [2022-01-31 16:39:47,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 940 [2022-01-31 16:39:47,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 947 [2022-01-31 16:39:47,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 954 [2022-01-31 16:39:47,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 961 [2022-01-31 16:39:47,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 968 [2022-01-31 16:39:47,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 975 [2022-01-31 16:39:47,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 982 [2022-01-31 16:39:47,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 989 [2022-01-31 16:39:47,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 996 [2022-01-31 16:39:47,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1003 [2022-01-31 16:39:47,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1010 [2022-01-31 16:39:47,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1017 [2022-01-31 16:39:47,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1024 [2022-01-31 16:39:47,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1031 [2022-01-31 16:39:47,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1038 [2022-01-31 16:39:47,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1045 [2022-01-31 16:39:47,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1052 [2022-01-31 16:39:47,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1059 [2022-01-31 16:39:47,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1066 [2022-01-31 16:39:47,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1073 [2022-01-31 16:39:47,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1080 [2022-01-31 16:39:47,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1087 [2022-01-31 16:39:47,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1094 [2022-01-31 16:39:47,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1101 [2022-01-31 16:39:47,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1108 [2022-01-31 16:39:47,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1115 [2022-01-31 16:39:47,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1122 [2022-01-31 16:39:47,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1129 [2022-01-31 16:39:47,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1136 [2022-01-31 16:39:47,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1143 [2022-01-31 16:39:47,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1150 [2022-01-31 16:39:47,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1157 [2022-01-31 16:39:47,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1164 [2022-01-31 16:39:47,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1171 [2022-01-31 16:39:47,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1178 [2022-01-31 16:39:47,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1185 [2022-01-31 16:39:47,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1192 [2022-01-31 16:39:47,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1199 [2022-01-31 16:39:47,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1206 [2022-01-31 16:39:47,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1213 [2022-01-31 16:39:47,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1220 [2022-01-31 16:39:47,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1227 [2022-01-31 16:39:47,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1234 [2022-01-31 16:39:47,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1241 [2022-01-31 16:39:47,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1248 [2022-01-31 16:39:47,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1255 [2022-01-31 16:39:47,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1262 [2022-01-31 16:39:47,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1269 [2022-01-31 16:39:47,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1276 [2022-01-31 16:39:47,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1283 [2022-01-31 16:39:47,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1290 [2022-01-31 16:39:47,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1297 [2022-01-31 16:39:47,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1304 [2022-01-31 16:39:47,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1311 [2022-01-31 16:39:47,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1318 [2022-01-31 16:39:47,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1325 [2022-01-31 16:39:47,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1332 [2022-01-31 16:39:47,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,138 INFO L134 CoverageAnalysis]: Checked inductivity of 125875 backedges. 0 proven. 89965 refuted. 0 times theorem prover too weak. 35910 trivial. 0 not checked. [2022-01-31 16:39:47,138 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:39:47,138 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [423067142] [2022-01-31 16:39:47,138 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [423067142] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-31 16:39:47,138 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [776153153] [2022-01-31 16:39:47,138 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2022-01-31 16:39:47,138 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-31 16:39:47,139 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-31 16:39:47,139 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-31 16:39:47,178 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-01-31 16:39:47,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:39:47,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 2711 conjuncts, 192 conjunts are in the unsatisfiable core [2022-01-31 16:39:47,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-31 16:39:49,496 INFO L134 CoverageAnalysis]: Checked inductivity of 125875 backedges. 0 proven. 89965 refuted. 0 times theorem prover too weak. 35910 trivial. 0 not checked. [2022-01-31 16:39:49,496 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-31 16:40:13,681 INFO L134 CoverageAnalysis]: Checked inductivity of 125875 backedges. 0 proven. 89965 refuted. 0 times theorem prover too weak. 35910 trivial. 0 not checked. [2022-01-31 16:40:13,681 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [776153153] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-31 16:40:13,681 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-31 16:40:13,682 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [194, 193, 193] total 386 [2022-01-31 16:40:13,682 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801072272] [2022-01-31 16:40:13,682 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-31 16:40:13,696 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 386 states [2022-01-31 16:40:13,696 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:40:13,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 386 interpolants. [2022-01-31 16:40:13,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=73922, Invalid=74688, Unknown=0, NotChecked=0, Total=148610 [2022-01-31 16:40:13,716 INFO L87 Difference]: Start difference. First operand 1348 states and 1916 transitions. Second operand has 386 states, 386 states have (on average 3.9792746113989637) internal successors, (1536), 385 states have internal predecessors, (1536), 383 states have call successors, (385), 3 states have call predecessors, (385), 1 states have return successors, (382), 382 states have call predecessors, (382), 382 states have call successors, (382) [2022-01-31 16:42:16,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-31 16:42:16,061 INFO L93 Difference]: Finished difference Result 2692 states and 3836 transitions. [2022-01-31 16:42:16,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 385 states. [2022-01-31 16:42:16,063 INFO L78 Accepts]: Start accepts. Automaton has has 386 states, 386 states have (on average 3.9792746113989637) internal successors, (1536), 385 states have internal predecessors, (1536), 383 states have call successors, (385), 3 states have call predecessors, (385), 1 states have return successors, (382), 382 states have call predecessors, (382), 382 states have call successors, (382) Word has length 1341 [2022-01-31 16:42:16,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-31 16:42:16,072 INFO L225 Difference]: With dead ends: 2692 [2022-01-31 16:42:16,072 INFO L226 Difference]: Without dead ends: 2692 [2022-01-31 16:42:16,108 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3638 GetRequests, 2872 SyntacticMatches, 0 SemanticMatches, 766 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92056 ImplicationChecksByTransitivity, 64.1s TimeCoverageRelationStatistics Valid=220993, Invalid=368063, Unknown=0, NotChecked=0, Total=589056 [2022-01-31 16:42:16,108 INFO L933 BasicCegarLoop]: 21 mSDtfsCounter, 8091 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 6877 mSolverCounterSat, 4910 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8091 SdHoareTripleChecker+Valid, 38 SdHoareTripleChecker+Invalid, 11787 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4910 IncrementalHoareTripleChecker+Valid, 6877 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2022-01-31 16:42:16,109 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8091 Valid, 38 Invalid, 11787 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4910 Valid, 6877 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2022-01-31 16:42:16,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2692 states. [2022-01-31 16:42:16,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2692 to 2692. [2022-01-31 16:42:16,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2692 states, 1921 states have (on average 1.1993753253513795) internal successors, (2304), 1921 states have internal predecessors, (2304), 767 states have call successors, (767), 5 states have call predecessors, (767), 3 states have return successors, (765), 765 states have call predecessors, (765), 765 states have call successors, (765) [2022-01-31 16:42:16,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2692 states to 2692 states and 3836 transitions. [2022-01-31 16:42:16,148 INFO L78 Accepts]: Start accepts. Automaton has 2692 states and 3836 transitions. Word has length 1341 [2022-01-31 16:42:16,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-31 16:42:16,150 INFO L470 AbstractCegarLoop]: Abstraction has 2692 states and 3836 transitions. [2022-01-31 16:42:16,151 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 386 states, 386 states have (on average 3.9792746113989637) internal successors, (1536), 385 states have internal predecessors, (1536), 383 states have call successors, (385), 3 states have call predecessors, (385), 1 states have return successors, (382), 382 states have call predecessors, (382), 382 states have call successors, (382) [2022-01-31 16:42:16,151 INFO L276 IsEmpty]: Start isEmpty. Operand 2692 states and 3836 transitions. [2022-01-31 16:42:16,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2686 [2022-01-31 16:42:16,191 INFO L506 BasicCegarLoop]: Found error trace [2022-01-31 16:42:16,191 INFO L514 BasicCegarLoop]: trace histogram [382, 382, 382, 382, 382, 382, 382, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-31 16:42:16,225 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-01-31 16:42:16,426 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-31 16:42:16,426 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-31 16:42:16,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-31 16:42:16,426 INFO L85 PathProgramCache]: Analyzing trace with hash 1280173745, now seen corresponding path program 8 times [2022-01-31 16:42:16,427 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-31 16:42:16,427 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [20136516] [2022-01-31 16:42:16,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-31 16:42:16,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-31 16:42:16,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-01-31 16:42:44,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-01-31 16:42:44,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-01-31 16:42:44,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-01-31 16:42:44,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-01-31 16:42:44,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-01-31 16:42:44,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-01-31 16:42:44,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-01-31 16:42:44,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-01-31 16:42:44,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-01-31 16:42:44,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-01-31 16:42:44,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-01-31 16:42:44,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-01-31 16:42:44,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-01-31 16:42:44,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-01-31 16:42:44,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-01-31 16:42:44,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-01-31 16:42:44,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-01-31 16:42:44,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-01-31 16:42:44,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-01-31 16:42:44,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-01-31 16:42:44,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2022-01-31 16:42:44,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-01-31 16:42:44,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-01-31 16:42:44,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-01-31 16:42:44,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-01-31 16:42:44,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-01-31 16:42:44,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-01-31 16:42:44,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-01-31 16:42:44,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-01-31 16:42:44,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-01-31 16:42:44,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2022-01-31 16:42:44,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-01-31 16:42:44,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-01-31 16:42:44,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-01-31 16:42:44,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2022-01-31 16:42:44,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-01-31 16:42:44,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2022-01-31 16:42:44,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2022-01-31 16:42:44,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2022-01-31 16:42:44,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2022-01-31 16:42:44,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-01-31 16:42:44,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-01-31 16:42:44,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-01-31 16:42:44,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2022-01-31 16:42:44,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-01-31 16:42:44,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2022-01-31 16:42:44,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2022-01-31 16:42:44,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2022-01-31 16:42:44,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2022-01-31 16:42:44,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2022-01-31 16:42:44,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2022-01-31 16:42:44,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-01-31 16:42:44,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-01-31 16:42:44,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2022-01-31 16:42:44,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2022-01-31 16:42:44,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2022-01-31 16:42:44,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2022-01-31 16:42:44,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2022-01-31 16:42:44,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2022-01-31 16:42:44,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2022-01-31 16:42:44,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2022-01-31 16:42:44,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2022-01-31 16:42:44,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2022-01-31 16:42:44,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2022-01-31 16:42:44,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2022-01-31 16:42:44,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2022-01-31 16:42:44,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 471 [2022-01-31 16:42:44,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 478 [2022-01-31 16:42:44,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2022-01-31 16:42:44,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 492 [2022-01-31 16:42:44,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 499 [2022-01-31 16:42:44,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 506 [2022-01-31 16:42:44,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2022-01-31 16:42:44,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2022-01-31 16:42:44,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2022-01-31 16:42:44,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 534 [2022-01-31 16:42:44,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 541 [2022-01-31 16:42:44,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 548 [2022-01-31 16:42:44,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 555 [2022-01-31 16:42:44,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 562 [2022-01-31 16:42:44,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2022-01-31 16:42:44,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 576 [2022-01-31 16:42:44,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 583 [2022-01-31 16:42:44,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 590 [2022-01-31 16:42:44,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 597 [2022-01-31 16:42:44,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 604 [2022-01-31 16:42:44,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2022-01-31 16:42:44,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 618 [2022-01-31 16:42:44,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 625 [2022-01-31 16:42:44,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 632 [2022-01-31 16:42:44,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 639 [2022-01-31 16:42:44,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 646 [2022-01-31 16:42:44,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 653 [2022-01-31 16:42:44,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 660 [2022-01-31 16:42:44,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 667 [2022-01-31 16:42:44,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 674 [2022-01-31 16:42:44,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 681 [2022-01-31 16:42:44,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 688 [2022-01-31 16:42:44,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2022-01-31 16:42:44,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 702 [2022-01-31 16:42:44,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 709 [2022-01-31 16:42:44,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 716 [2022-01-31 16:42:44,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 723 [2022-01-31 16:42:44,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 730 [2022-01-31 16:42:44,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 737 [2022-01-31 16:42:44,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 744 [2022-01-31 16:42:44,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 751 [2022-01-31 16:42:44,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 758 [2022-01-31 16:42:44,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 765 [2022-01-31 16:42:44,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 772 [2022-01-31 16:42:44,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 779 [2022-01-31 16:42:44,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 786 [2022-01-31 16:42:44,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 793 [2022-01-31 16:42:44,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 800 [2022-01-31 16:42:44,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 807 [2022-01-31 16:42:44,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 814 [2022-01-31 16:42:44,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 821 [2022-01-31 16:42:44,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 828 [2022-01-31 16:42:44,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 835 [2022-01-31 16:42:44,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 842 [2022-01-31 16:42:44,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 849 [2022-01-31 16:42:44,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 856 [2022-01-31 16:42:44,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 863 [2022-01-31 16:42:44,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 870 [2022-01-31 16:42:44,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 877 [2022-01-31 16:42:44,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 884 [2022-01-31 16:42:44,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 891 [2022-01-31 16:42:44,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 898 [2022-01-31 16:42:44,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 905 [2022-01-31 16:42:44,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 912 [2022-01-31 16:42:44,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 919 [2022-01-31 16:42:44,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 926 [2022-01-31 16:42:44,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 933 [2022-01-31 16:42:44,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 940 [2022-01-31 16:42:44,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 947 [2022-01-31 16:42:44,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 954 [2022-01-31 16:42:44,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 961 [2022-01-31 16:42:44,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 968 [2022-01-31 16:42:44,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 975 [2022-01-31 16:42:44,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 982 [2022-01-31 16:42:44,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 989 [2022-01-31 16:42:44,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 996 [2022-01-31 16:42:44,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1003 [2022-01-31 16:42:44,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1010 [2022-01-31 16:42:44,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1017 [2022-01-31 16:42:44,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1024 [2022-01-31 16:42:44,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1031 [2022-01-31 16:42:44,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1038 [2022-01-31 16:42:44,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1045 [2022-01-31 16:42:44,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1052 [2022-01-31 16:42:44,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1059 [2022-01-31 16:42:44,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1066 [2022-01-31 16:42:44,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1073 [2022-01-31 16:42:44,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1080 [2022-01-31 16:42:44,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1087 [2022-01-31 16:42:44,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1094 [2022-01-31 16:42:44,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1101 [2022-01-31 16:42:44,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1108 [2022-01-31 16:42:44,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1115 [2022-01-31 16:42:44,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1122 [2022-01-31 16:42:44,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1129 [2022-01-31 16:42:44,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1136 [2022-01-31 16:42:44,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1143 [2022-01-31 16:42:44,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1150 [2022-01-31 16:42:44,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1157 [2022-01-31 16:42:44,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1164 [2022-01-31 16:42:44,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1171 [2022-01-31 16:42:44,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1178 [2022-01-31 16:42:44,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1185 [2022-01-31 16:42:44,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1192 [2022-01-31 16:42:44,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1199 [2022-01-31 16:42:44,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1206 [2022-01-31 16:42:44,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1213 [2022-01-31 16:42:44,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1220 [2022-01-31 16:42:44,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1227 [2022-01-31 16:42:44,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1234 [2022-01-31 16:42:44,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1241 [2022-01-31 16:42:44,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1248 [2022-01-31 16:42:44,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1255 [2022-01-31 16:42:44,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1262 [2022-01-31 16:42:44,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1269 [2022-01-31 16:42:44,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1276 [2022-01-31 16:42:44,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1283 [2022-01-31 16:42:44,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1290 [2022-01-31 16:42:44,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1297 [2022-01-31 16:42:44,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1304 [2022-01-31 16:42:44,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1311 [2022-01-31 16:42:44,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1318 [2022-01-31 16:42:44,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1325 [2022-01-31 16:42:44,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1332 [2022-01-31 16:42:44,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1339 [2022-01-31 16:42:44,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1346 [2022-01-31 16:42:44,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1353 [2022-01-31 16:42:44,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1360 [2022-01-31 16:42:44,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1367 [2022-01-31 16:42:44,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1374 [2022-01-31 16:42:44,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1381 [2022-01-31 16:42:44,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1388 [2022-01-31 16:42:44,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1395 [2022-01-31 16:42:44,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1402 [2022-01-31 16:42:44,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1409 [2022-01-31 16:42:44,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1416 [2022-01-31 16:42:44,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1423 [2022-01-31 16:42:44,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1430 [2022-01-31 16:42:44,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1437 [2022-01-31 16:42:44,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1444 [2022-01-31 16:42:44,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1451 [2022-01-31 16:42:44,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1458 [2022-01-31 16:42:44,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1465 [2022-01-31 16:42:44,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1472 [2022-01-31 16:42:44,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1479 [2022-01-31 16:42:44,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1486 [2022-01-31 16:42:44,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1493 [2022-01-31 16:42:44,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1500 [2022-01-31 16:42:44,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1507 [2022-01-31 16:42:44,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1514 [2022-01-31 16:42:44,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1521 [2022-01-31 16:42:44,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1528 [2022-01-31 16:42:44,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1535 [2022-01-31 16:42:44,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1542 [2022-01-31 16:42:44,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1549 [2022-01-31 16:42:44,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1556 [2022-01-31 16:42:44,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1563 [2022-01-31 16:42:44,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1570 [2022-01-31 16:42:44,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1577 [2022-01-31 16:42:44,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1584 [2022-01-31 16:42:44,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1591 [2022-01-31 16:42:44,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1598 [2022-01-31 16:42:44,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1605 [2022-01-31 16:42:44,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1612 [2022-01-31 16:42:44,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1619 [2022-01-31 16:42:44,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1626 [2022-01-31 16:42:44,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1633 [2022-01-31 16:42:44,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1640 [2022-01-31 16:42:44,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1647 [2022-01-31 16:42:44,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1654 [2022-01-31 16:42:44,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1661 [2022-01-31 16:42:44,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1668 [2022-01-31 16:42:44,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1675 [2022-01-31 16:42:44,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1682 [2022-01-31 16:42:44,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1689 [2022-01-31 16:42:44,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1696 [2022-01-31 16:42:44,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1703 [2022-01-31 16:42:44,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1710 [2022-01-31 16:42:44,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1717 [2022-01-31 16:42:44,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1724 [2022-01-31 16:42:44,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1731 [2022-01-31 16:42:44,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1738 [2022-01-31 16:42:44,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1745 [2022-01-31 16:42:44,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1752 [2022-01-31 16:42:44,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1759 [2022-01-31 16:42:44,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1766 [2022-01-31 16:42:44,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1773 [2022-01-31 16:42:44,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1780 [2022-01-31 16:42:44,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1787 [2022-01-31 16:42:44,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1794 [2022-01-31 16:42:44,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1801 [2022-01-31 16:42:44,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1808 [2022-01-31 16:42:44,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1815 [2022-01-31 16:42:44,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1822 [2022-01-31 16:42:44,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1829 [2022-01-31 16:42:44,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1836 [2022-01-31 16:42:44,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1843 [2022-01-31 16:42:44,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1850 [2022-01-31 16:42:44,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1857 [2022-01-31 16:42:44,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1864 [2022-01-31 16:42:44,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1871 [2022-01-31 16:42:44,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1878 [2022-01-31 16:42:44,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1885 [2022-01-31 16:42:44,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1892 [2022-01-31 16:42:44,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1899 [2022-01-31 16:42:44,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1906 [2022-01-31 16:42:44,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1913 [2022-01-31 16:42:44,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1920 [2022-01-31 16:42:44,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1927 [2022-01-31 16:42:44,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1934 [2022-01-31 16:42:44,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1941 [2022-01-31 16:42:44,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1948 [2022-01-31 16:42:44,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1955 [2022-01-31 16:42:44,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1962 [2022-01-31 16:42:44,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1969 [2022-01-31 16:42:44,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1976 [2022-01-31 16:42:44,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1983 [2022-01-31 16:42:44,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1990 [2022-01-31 16:42:44,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1997 [2022-01-31 16:42:44,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2004 [2022-01-31 16:42:44,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2011 [2022-01-31 16:42:44,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2018 [2022-01-31 16:42:44,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2025 [2022-01-31 16:42:44,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2032 [2022-01-31 16:42:44,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2039 [2022-01-31 16:42:44,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2046 [2022-01-31 16:42:44,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2053 [2022-01-31 16:42:44,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2060 [2022-01-31 16:42:44,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2067 [2022-01-31 16:42:44,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2074 [2022-01-31 16:42:44,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2081 [2022-01-31 16:42:44,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2088 [2022-01-31 16:42:44,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2095 [2022-01-31 16:42:44,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2102 [2022-01-31 16:42:44,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2109 [2022-01-31 16:42:44,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2116 [2022-01-31 16:42:44,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2123 [2022-01-31 16:42:44,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2130 [2022-01-31 16:42:44,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2137 [2022-01-31 16:42:44,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2144 [2022-01-31 16:42:44,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2151 [2022-01-31 16:42:44,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2158 [2022-01-31 16:42:44,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2165 [2022-01-31 16:42:44,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2172 [2022-01-31 16:42:44,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2179 [2022-01-31 16:42:44,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2186 [2022-01-31 16:42:44,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2193 [2022-01-31 16:42:44,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2200 [2022-01-31 16:42:44,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2207 [2022-01-31 16:42:44,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2214 [2022-01-31 16:42:44,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2221 [2022-01-31 16:42:44,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2228 [2022-01-31 16:42:44,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2235 [2022-01-31 16:42:44,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2242 [2022-01-31 16:42:44,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2249 [2022-01-31 16:42:44,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2256 [2022-01-31 16:42:44,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2263 [2022-01-31 16:42:44,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2270 [2022-01-31 16:42:44,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2277 [2022-01-31 16:42:44,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2284 [2022-01-31 16:42:44,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2291 [2022-01-31 16:42:44,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2298 [2022-01-31 16:42:44,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2305 [2022-01-31 16:42:44,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2312 [2022-01-31 16:42:44,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2319 [2022-01-31 16:42:44,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2326 [2022-01-31 16:42:44,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2333 [2022-01-31 16:42:44,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2340 [2022-01-31 16:42:44,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2347 [2022-01-31 16:42:44,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2354 [2022-01-31 16:42:44,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2361 [2022-01-31 16:42:44,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2368 [2022-01-31 16:42:44,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2375 [2022-01-31 16:42:44,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2382 [2022-01-31 16:42:44,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2389 [2022-01-31 16:42:44,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2396 [2022-01-31 16:42:44,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2403 [2022-01-31 16:42:44,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2410 [2022-01-31 16:42:44,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2417 [2022-01-31 16:42:44,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2424 [2022-01-31 16:42:44,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2431 [2022-01-31 16:42:44,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2438 [2022-01-31 16:42:44,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2445 [2022-01-31 16:42:44,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2452 [2022-01-31 16:42:44,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2459 [2022-01-31 16:42:44,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2466 [2022-01-31 16:42:44,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2473 [2022-01-31 16:42:44,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2480 [2022-01-31 16:42:44,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2487 [2022-01-31 16:42:44,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2494 [2022-01-31 16:42:44,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2501 [2022-01-31 16:42:44,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2508 [2022-01-31 16:42:44,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2515 [2022-01-31 16:42:44,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2522 [2022-01-31 16:42:44,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2529 [2022-01-31 16:42:44,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2536 [2022-01-31 16:42:44,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2543 [2022-01-31 16:42:44,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2550 [2022-01-31 16:42:44,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2557 [2022-01-31 16:42:44,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2564 [2022-01-31 16:42:44,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2571 [2022-01-31 16:42:44,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2578 [2022-01-31 16:42:44,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2585 [2022-01-31 16:42:44,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2592 [2022-01-31 16:42:44,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2599 [2022-01-31 16:42:44,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2606 [2022-01-31 16:42:44,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2613 [2022-01-31 16:42:44,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2620 [2022-01-31 16:42:44,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2627 [2022-01-31 16:42:44,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2634 [2022-01-31 16:42:44,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2641 [2022-01-31 16:42:44,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2648 [2022-01-31 16:42:44,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2655 [2022-01-31 16:42:44,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2662 [2022-01-31 16:42:44,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2669 [2022-01-31 16:42:44,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2676 [2022-01-31 16:42:44,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-31 16:42:44,610 INFO L134 CoverageAnalysis]: Checked inductivity of 509779 backedges. 0 proven. 364237 refuted. 0 times theorem prover too weak. 145542 trivial. 0 not checked. [2022-01-31 16:42:44,611 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-31 16:42:44,611 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [20136516] [2022-01-31 16:42:44,611 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [20136516] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-31 16:42:44,611 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2105320448] [2022-01-31 16:42:44,611 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-01-31 16:42:44,611 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-31 16:42:44,611 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-31 16:42:44,635 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-31 16:42:44,639 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-01-31 16:42:45,245 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-01-31 16:42:45,245 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-31 16:42:45,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 5399 conjuncts, 384 conjunts are in the unsatisfiable core [2022-01-31 16:42:45,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-31 16:42:48,229 INFO L134 CoverageAnalysis]: Checked inductivity of 509779 backedges. 0 proven. 364237 refuted. 0 times theorem prover too weak. 145542 trivial. 0 not checked. [2022-01-31 16:42:48,229 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-31 16:44:20,158 INFO L134 CoverageAnalysis]: Checked inductivity of 509779 backedges. 0 proven. 364237 refuted. 0 times theorem prover too weak. 145542 trivial. 0 not checked. [2022-01-31 16:44:20,159 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2105320448] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-31 16:44:20,159 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-31 16:44:20,160 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [386, 385, 385] total 770 [2022-01-31 16:44:20,160 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2169148] [2022-01-31 16:44:20,160 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-31 16:44:20,169 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 770 states [2022-01-31 16:44:20,169 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-31 16:44:20,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 770 interpolants. [2022-01-31 16:44:20,247 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=295298, Invalid=296832, Unknown=0, NotChecked=0, Total=592130 [2022-01-31 16:44:20,250 INFO L87 Difference]: Start difference. First operand 2692 states and 3836 transitions. Second operand has 770 states, 770 states have (on average 3.9896103896103896) internal successors, (3072), 769 states have internal predecessors, (3072), 767 states have call successors, (769), 3 states have call predecessors, (769), 1 states have return successors, (766), 766 states have call predecessors, (766), 766 states have call successors, (766)